* [PATCH v3 1/3] riscv: dts: sophgo: Add xtheadvector to the sg2042 devicetree
2025-07-05 7:00 [PATCH v3 0/3] riscv: dts: sophgo: add more sg2042 isa extension support Han Gao
@ 2025-07-05 7:00 ` Han Gao
2025-07-08 0:43 ` Chen Wang
2025-07-08 3:19 ` Nutty Liu
2025-07-05 7:00 ` [PATCH v3 2/3] riscv: dts: sophgo: add ziccrse for sg2042 Han Gao
` (2 subsequent siblings)
3 siblings, 2 replies; 11+ messages in thread
From: Han Gao @ 2025-07-05 7:00 UTC (permalink / raw)
To: devicetree
Cc: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Paul Walmsley,
Palmer Dabbelt, Albert Ou, Alexandre Ghiti, Chen Wang,
Inochi Amaoto, Han Gao, linux-riscv, sophgo, linux-kernel
The sg2042 SoCs support xtheadvector [1] so it can be included in the
devicetree. Also include vlenb for the cpu. And set vlenb=16 [2].
This can be tested by passing the "mitigations=off" kernel parameter.
Link: https://lore.kernel.org/linux-riscv/20241113-xtheadvector-v11-4-236c22791ef9@rivosinc.com/ [1]
Link: https://lore.kernel.org/linux-riscv/aCO44SAoS2kIP61r@ghost/ [2]
Signed-off-by: Han Gao <rabenda.cn@gmail.com>
Reviewed-by: Inochi Amaoto <inochiama@gmail.com>
---
arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi | 192 +++++++++++++-------
1 file changed, 128 insertions(+), 64 deletions(-)
diff --git a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
index b136b6c4128c..dcc984965b6b 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
@@ -260,7 +260,8 @@ cpu0: cpu@0 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <0>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -285,7 +286,8 @@ cpu1: cpu@1 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <1>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -310,7 +312,8 @@ cpu2: cpu@2 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <2>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -335,7 +338,8 @@ cpu3: cpu@3 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <3>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -360,7 +364,8 @@ cpu4: cpu@4 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <4>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -385,7 +390,8 @@ cpu5: cpu@5 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <5>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -410,7 +416,8 @@ cpu6: cpu@6 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <6>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -435,7 +442,8 @@ cpu7: cpu@7 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <7>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -460,7 +468,8 @@ cpu8: cpu@8 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <8>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -485,7 +494,8 @@ cpu9: cpu@9 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <9>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -510,7 +520,8 @@ cpu10: cpu@10 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <10>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -535,7 +546,8 @@ cpu11: cpu@11 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <11>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -560,7 +572,8 @@ cpu12: cpu@12 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <12>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -585,7 +598,8 @@ cpu13: cpu@13 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <13>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -610,7 +624,8 @@ cpu14: cpu@14 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <14>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -635,7 +650,8 @@ cpu15: cpu@15 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <15>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -660,7 +676,8 @@ cpu16: cpu@16 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <16>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -685,7 +702,8 @@ cpu17: cpu@17 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <17>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -710,7 +728,8 @@ cpu18: cpu@18 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <18>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -735,7 +754,8 @@ cpu19: cpu@19 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <19>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -760,7 +780,8 @@ cpu20: cpu@20 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <20>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -785,7 +806,8 @@ cpu21: cpu@21 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <21>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -810,7 +832,8 @@ cpu22: cpu@22 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <22>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -835,7 +858,8 @@ cpu23: cpu@23 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <23>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -860,7 +884,8 @@ cpu24: cpu@24 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <24>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -885,7 +910,8 @@ cpu25: cpu@25 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <25>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -910,7 +936,8 @@ cpu26: cpu@26 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <26>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -935,7 +962,8 @@ cpu27: cpu@27 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <27>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -960,7 +988,8 @@ cpu28: cpu@28 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <28>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -985,7 +1014,8 @@ cpu29: cpu@29 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <29>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1010,7 +1040,8 @@ cpu30: cpu@30 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <30>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1035,7 +1066,8 @@ cpu31: cpu@31 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <31>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1060,7 +1092,8 @@ cpu32: cpu@32 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <32>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1085,7 +1118,8 @@ cpu33: cpu@33 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <33>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1110,7 +1144,8 @@ cpu34: cpu@34 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <34>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1135,7 +1170,8 @@ cpu35: cpu@35 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <35>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1160,7 +1196,8 @@ cpu36: cpu@36 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <36>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1185,7 +1222,8 @@ cpu37: cpu@37 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <37>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1210,7 +1248,8 @@ cpu38: cpu@38 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <38>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1235,7 +1274,8 @@ cpu39: cpu@39 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <39>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1260,7 +1300,8 @@ cpu40: cpu@40 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <40>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1285,7 +1326,8 @@ cpu41: cpu@41 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <41>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1310,7 +1352,8 @@ cpu42: cpu@42 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <42>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1335,7 +1378,8 @@ cpu43: cpu@43 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <43>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1360,7 +1404,8 @@ cpu44: cpu@44 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <44>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1385,7 +1430,8 @@ cpu45: cpu@45 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <45>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1410,7 +1456,8 @@ cpu46: cpu@46 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <46>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1435,7 +1482,8 @@ cpu47: cpu@47 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <47>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1460,7 +1508,8 @@ cpu48: cpu@48 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <48>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1485,7 +1534,8 @@ cpu49: cpu@49 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <49>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1510,7 +1560,8 @@ cpu50: cpu@50 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <50>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1535,7 +1586,8 @@ cpu51: cpu@51 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <51>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1560,7 +1612,8 @@ cpu52: cpu@52 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <52>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1585,7 +1638,8 @@ cpu53: cpu@53 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <53>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1610,7 +1664,8 @@ cpu54: cpu@54 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <54>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1635,7 +1690,8 @@ cpu55: cpu@55 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <55>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1660,7 +1716,8 @@ cpu56: cpu@56 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <56>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1685,7 +1742,8 @@ cpu57: cpu@57 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <57>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1710,7 +1768,8 @@ cpu58: cpu@58 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <58>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1735,7 +1794,8 @@ cpu59: cpu@59 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <59>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1760,7 +1820,8 @@ cpu60: cpu@60 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <60>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1785,7 +1846,8 @@ cpu61: cpu@61 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <61>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1810,7 +1872,8 @@ cpu62: cpu@62 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <62>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1835,7 +1898,8 @@ cpu63: cpu@63 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"zicntr", "zicsr", "zifencei",
- "zihpm";
+ "zihpm", "xtheadvector";
+ thead,vlenb = <16>;
reg = <63>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
--
2.47.2
^ permalink raw reply related [flat|nested] 11+ messages in thread* Re: [PATCH v3 1/3] riscv: dts: sophgo: Add xtheadvector to the sg2042 devicetree
2025-07-05 7:00 ` [PATCH v3 1/3] riscv: dts: sophgo: Add xtheadvector to the sg2042 devicetree Han Gao
@ 2025-07-08 0:43 ` Chen Wang
2025-07-08 3:19 ` Nutty Liu
1 sibling, 0 replies; 11+ messages in thread
From: Chen Wang @ 2025-07-08 0:43 UTC (permalink / raw)
To: Han Gao, devicetree
Cc: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Paul Walmsley,
Palmer Dabbelt, Albert Ou, Alexandre Ghiti, Inochi Amaoto,
linux-riscv, sophgo, linux-kernel
On 2025/7/5 15:00, Han Gao wrote:
> The sg2042 SoCs support xtheadvector [1] so it can be included in the
> devicetree. Also include vlenb for the cpu. And set vlenb=16 [2].
>
> This can be tested by passing the "mitigations=off" kernel parameter.
>
> Link: https://lore.kernel.org/linux-riscv/20241113-xtheadvector-v11-4-236c22791ef9@rivosinc.com/ [1]
> Link: https://lore.kernel.org/linux-riscv/aCO44SAoS2kIP61r@ghost/ [2]
>
> Signed-off-by: Han Gao <rabenda.cn@gmail.com>
> Reviewed-by: Inochi Amaoto <inochiama@gmail.com>
Reviewed-by: Chen Wang <unicorn_wang@outlook.com>
> ---
> arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi | 192 +++++++++++++-------
> 1 file changed, 128 insertions(+), 64 deletions(-)
>
> diff --git a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> index b136b6c4128c..dcc984965b6b 100644
> --- a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> +++ b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> @@ -260,7 +260,8 @@ cpu0: cpu@0 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <0>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -285,7 +286,8 @@ cpu1: cpu@1 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <1>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -310,7 +312,8 @@ cpu2: cpu@2 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <2>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -335,7 +338,8 @@ cpu3: cpu@3 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <3>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -360,7 +364,8 @@ cpu4: cpu@4 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <4>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -385,7 +390,8 @@ cpu5: cpu@5 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <5>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -410,7 +416,8 @@ cpu6: cpu@6 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <6>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -435,7 +442,8 @@ cpu7: cpu@7 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <7>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -460,7 +468,8 @@ cpu8: cpu@8 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <8>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -485,7 +494,8 @@ cpu9: cpu@9 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <9>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -510,7 +520,8 @@ cpu10: cpu@10 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <10>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -535,7 +546,8 @@ cpu11: cpu@11 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <11>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -560,7 +572,8 @@ cpu12: cpu@12 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <12>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -585,7 +598,8 @@ cpu13: cpu@13 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <13>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -610,7 +624,8 @@ cpu14: cpu@14 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <14>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -635,7 +650,8 @@ cpu15: cpu@15 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <15>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -660,7 +676,8 @@ cpu16: cpu@16 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <16>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -685,7 +702,8 @@ cpu17: cpu@17 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <17>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -710,7 +728,8 @@ cpu18: cpu@18 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <18>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -735,7 +754,8 @@ cpu19: cpu@19 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <19>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -760,7 +780,8 @@ cpu20: cpu@20 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <20>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -785,7 +806,8 @@ cpu21: cpu@21 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <21>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -810,7 +832,8 @@ cpu22: cpu@22 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <22>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -835,7 +858,8 @@ cpu23: cpu@23 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <23>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -860,7 +884,8 @@ cpu24: cpu@24 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <24>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -885,7 +910,8 @@ cpu25: cpu@25 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <25>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -910,7 +936,8 @@ cpu26: cpu@26 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <26>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -935,7 +962,8 @@ cpu27: cpu@27 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <27>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -960,7 +988,8 @@ cpu28: cpu@28 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <28>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -985,7 +1014,8 @@ cpu29: cpu@29 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <29>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1010,7 +1040,8 @@ cpu30: cpu@30 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <30>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1035,7 +1066,8 @@ cpu31: cpu@31 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <31>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1060,7 +1092,8 @@ cpu32: cpu@32 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <32>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1085,7 +1118,8 @@ cpu33: cpu@33 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <33>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1110,7 +1144,8 @@ cpu34: cpu@34 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <34>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1135,7 +1170,8 @@ cpu35: cpu@35 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <35>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1160,7 +1196,8 @@ cpu36: cpu@36 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <36>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1185,7 +1222,8 @@ cpu37: cpu@37 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <37>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1210,7 +1248,8 @@ cpu38: cpu@38 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <38>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1235,7 +1274,8 @@ cpu39: cpu@39 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <39>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1260,7 +1300,8 @@ cpu40: cpu@40 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <40>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1285,7 +1326,8 @@ cpu41: cpu@41 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <41>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1310,7 +1352,8 @@ cpu42: cpu@42 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <42>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1335,7 +1378,8 @@ cpu43: cpu@43 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <43>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1360,7 +1404,8 @@ cpu44: cpu@44 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <44>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1385,7 +1430,8 @@ cpu45: cpu@45 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <45>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1410,7 +1456,8 @@ cpu46: cpu@46 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <46>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1435,7 +1482,8 @@ cpu47: cpu@47 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <47>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1460,7 +1508,8 @@ cpu48: cpu@48 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <48>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1485,7 +1534,8 @@ cpu49: cpu@49 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <49>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1510,7 +1560,8 @@ cpu50: cpu@50 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <50>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1535,7 +1586,8 @@ cpu51: cpu@51 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <51>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1560,7 +1612,8 @@ cpu52: cpu@52 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <52>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1585,7 +1638,8 @@ cpu53: cpu@53 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <53>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1610,7 +1664,8 @@ cpu54: cpu@54 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <54>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1635,7 +1690,8 @@ cpu55: cpu@55 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <55>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1660,7 +1716,8 @@ cpu56: cpu@56 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <56>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1685,7 +1742,8 @@ cpu57: cpu@57 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <57>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1710,7 +1768,8 @@ cpu58: cpu@58 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <58>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1735,7 +1794,8 @@ cpu59: cpu@59 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <59>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1760,7 +1820,8 @@ cpu60: cpu@60 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <60>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1785,7 +1846,8 @@ cpu61: cpu@61 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <61>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1810,7 +1872,8 @@ cpu62: cpu@62 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <62>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1835,7 +1898,8 @@ cpu63: cpu@63 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <63>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
^ permalink raw reply [flat|nested] 11+ messages in thread* Re: [PATCH v3 1/3] riscv: dts: sophgo: Add xtheadvector to the sg2042 devicetree
2025-07-05 7:00 ` [PATCH v3 1/3] riscv: dts: sophgo: Add xtheadvector to the sg2042 devicetree Han Gao
2025-07-08 0:43 ` Chen Wang
@ 2025-07-08 3:19 ` Nutty Liu
1 sibling, 0 replies; 11+ messages in thread
From: Nutty Liu @ 2025-07-08 3:19 UTC (permalink / raw)
To: Han Gao, devicetree
Cc: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Paul Walmsley,
Palmer Dabbelt, Albert Ou, Alexandre Ghiti, Chen Wang,
Inochi Amaoto, linux-riscv, sophgo, linux-kernel
On 7/5/2025 3:00 PM, Han Gao wrote:
> The sg2042 SoCs support xtheadvector [1] so it can be included in the
> devicetree. Also include vlenb for the cpu. And set vlenb=16 [2].
>
> This can be tested by passing the "mitigations=off" kernel parameter.
>
> Link: https://lore.kernel.org/linux-riscv/20241113-xtheadvector-v11-4-236c22791ef9@rivosinc.com/ [1]
> Link: https://lore.kernel.org/linux-riscv/aCO44SAoS2kIP61r@ghost/ [2]
>
> Signed-off-by: Han Gao <rabenda.cn@gmail.com>
> Reviewed-by: Inochi Amaoto <inochiama@gmail.com>
Reviewed-by: Nutty Liu<liujingqi@lanxincomputing.com>
Thanks,
Nutty
> ---
> arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi | 192 +++++++++++++-------
> 1 file changed, 128 insertions(+), 64 deletions(-)
>
> diff --git a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> index b136b6c4128c..dcc984965b6b 100644
> --- a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> +++ b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> @@ -260,7 +260,8 @@ cpu0: cpu@0 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <0>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -285,7 +286,8 @@ cpu1: cpu@1 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <1>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -310,7 +312,8 @@ cpu2: cpu@2 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <2>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -335,7 +338,8 @@ cpu3: cpu@3 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <3>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -360,7 +364,8 @@ cpu4: cpu@4 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <4>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -385,7 +390,8 @@ cpu5: cpu@5 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <5>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -410,7 +416,8 @@ cpu6: cpu@6 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <6>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -435,7 +442,8 @@ cpu7: cpu@7 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <7>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -460,7 +468,8 @@ cpu8: cpu@8 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <8>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -485,7 +494,8 @@ cpu9: cpu@9 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <9>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -510,7 +520,8 @@ cpu10: cpu@10 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <10>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -535,7 +546,8 @@ cpu11: cpu@11 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <11>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -560,7 +572,8 @@ cpu12: cpu@12 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <12>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -585,7 +598,8 @@ cpu13: cpu@13 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <13>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -610,7 +624,8 @@ cpu14: cpu@14 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <14>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -635,7 +650,8 @@ cpu15: cpu@15 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <15>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -660,7 +676,8 @@ cpu16: cpu@16 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <16>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -685,7 +702,8 @@ cpu17: cpu@17 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <17>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -710,7 +728,8 @@ cpu18: cpu@18 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <18>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -735,7 +754,8 @@ cpu19: cpu@19 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <19>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -760,7 +780,8 @@ cpu20: cpu@20 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <20>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -785,7 +806,8 @@ cpu21: cpu@21 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <21>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -810,7 +832,8 @@ cpu22: cpu@22 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <22>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -835,7 +858,8 @@ cpu23: cpu@23 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <23>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -860,7 +884,8 @@ cpu24: cpu@24 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <24>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -885,7 +910,8 @@ cpu25: cpu@25 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <25>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -910,7 +936,8 @@ cpu26: cpu@26 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <26>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -935,7 +962,8 @@ cpu27: cpu@27 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <27>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -960,7 +988,8 @@ cpu28: cpu@28 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <28>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -985,7 +1014,8 @@ cpu29: cpu@29 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <29>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1010,7 +1040,8 @@ cpu30: cpu@30 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <30>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1035,7 +1066,8 @@ cpu31: cpu@31 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <31>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1060,7 +1092,8 @@ cpu32: cpu@32 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <32>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1085,7 +1118,8 @@ cpu33: cpu@33 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <33>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1110,7 +1144,8 @@ cpu34: cpu@34 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <34>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1135,7 +1170,8 @@ cpu35: cpu@35 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <35>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1160,7 +1196,8 @@ cpu36: cpu@36 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <36>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1185,7 +1222,8 @@ cpu37: cpu@37 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <37>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1210,7 +1248,8 @@ cpu38: cpu@38 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <38>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1235,7 +1274,8 @@ cpu39: cpu@39 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <39>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1260,7 +1300,8 @@ cpu40: cpu@40 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <40>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1285,7 +1326,8 @@ cpu41: cpu@41 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <41>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1310,7 +1352,8 @@ cpu42: cpu@42 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <42>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1335,7 +1378,8 @@ cpu43: cpu@43 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <43>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1360,7 +1404,8 @@ cpu44: cpu@44 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <44>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1385,7 +1430,8 @@ cpu45: cpu@45 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <45>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1410,7 +1456,8 @@ cpu46: cpu@46 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <46>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1435,7 +1482,8 @@ cpu47: cpu@47 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <47>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1460,7 +1508,8 @@ cpu48: cpu@48 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <48>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1485,7 +1534,8 @@ cpu49: cpu@49 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <49>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1510,7 +1560,8 @@ cpu50: cpu@50 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <50>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1535,7 +1586,8 @@ cpu51: cpu@51 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <51>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1560,7 +1612,8 @@ cpu52: cpu@52 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <52>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1585,7 +1638,8 @@ cpu53: cpu@53 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <53>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1610,7 +1664,8 @@ cpu54: cpu@54 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <54>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1635,7 +1690,8 @@ cpu55: cpu@55 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <55>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1660,7 +1716,8 @@ cpu56: cpu@56 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <56>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1685,7 +1742,8 @@ cpu57: cpu@57 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <57>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1710,7 +1768,8 @@ cpu58: cpu@58 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <58>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1735,7 +1794,8 @@ cpu59: cpu@59 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <59>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1760,7 +1820,8 @@ cpu60: cpu@60 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <60>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1785,7 +1846,8 @@ cpu61: cpu@61 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <61>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1810,7 +1872,8 @@ cpu62: cpu@62 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <62>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
> @@ -1835,7 +1898,8 @@ cpu63: cpu@63 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "zicntr", "zicsr", "zifencei",
> - "zihpm";
> + "zihpm", "xtheadvector";
> + thead,vlenb = <16>;
> reg = <63>;
> i-cache-block-size = <64>;
> i-cache-size = <65536>;
^ permalink raw reply [flat|nested] 11+ messages in thread
* [PATCH v3 2/3] riscv: dts: sophgo: add ziccrse for sg2042
2025-07-05 7:00 [PATCH v3 0/3] riscv: dts: sophgo: add more sg2042 isa extension support Han Gao
2025-07-05 7:00 ` [PATCH v3 1/3] riscv: dts: sophgo: Add xtheadvector to the sg2042 devicetree Han Gao
@ 2025-07-05 7:00 ` Han Gao
2025-07-08 0:43 ` Chen Wang
2025-07-08 3:19 ` Nutty Liu
2025-07-05 7:00 ` [PATCH v3 3/3] riscv: dts: sophgo: add zfh " Han Gao
2025-07-10 4:49 ` [PATCH v3 0/3] riscv: dts: sophgo: add more sg2042 isa extension support Inochi Amaoto
3 siblings, 2 replies; 11+ messages in thread
From: Han Gao @ 2025-07-05 7:00 UTC (permalink / raw)
To: devicetree
Cc: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Paul Walmsley,
Palmer Dabbelt, Albert Ou, Alexandre Ghiti, Chen Wang,
Inochi Amaoto, Han Gao, linux-riscv, sophgo, linux-kernel
sg2042 support Ziccrse ISA extension [1].
Link: https://lore.kernel.org/all/20241103145153.105097-12-alexghiti@rivosinc.com/ [1]
Signed-off-by: Han Gao <rabenda.cn@gmail.com>
Reviewed-by: Inochi Amaoto <inochiama@gmail.com>
---
arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi | 320 ++++++++++++--------
1 file changed, 192 insertions(+), 128 deletions(-)
diff --git a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
index dcc984965b6b..f483f62ab0c4 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
@@ -259,8 +259,9 @@ cpu0: cpu@0 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <0>;
i-cache-block-size = <64>;
@@ -285,8 +286,9 @@ cpu1: cpu@1 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <1>;
i-cache-block-size = <64>;
@@ -311,8 +313,9 @@ cpu2: cpu@2 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <2>;
i-cache-block-size = <64>;
@@ -337,8 +340,9 @@ cpu3: cpu@3 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <3>;
i-cache-block-size = <64>;
@@ -363,8 +367,9 @@ cpu4: cpu@4 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <4>;
i-cache-block-size = <64>;
@@ -389,8 +394,9 @@ cpu5: cpu@5 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <5>;
i-cache-block-size = <64>;
@@ -415,8 +421,9 @@ cpu6: cpu@6 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <6>;
i-cache-block-size = <64>;
@@ -441,8 +448,9 @@ cpu7: cpu@7 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <7>;
i-cache-block-size = <64>;
@@ -467,8 +475,9 @@ cpu8: cpu@8 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <8>;
i-cache-block-size = <64>;
@@ -493,8 +502,9 @@ cpu9: cpu@9 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <9>;
i-cache-block-size = <64>;
@@ -519,8 +529,9 @@ cpu10: cpu@10 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <10>;
i-cache-block-size = <64>;
@@ -545,8 +556,9 @@ cpu11: cpu@11 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <11>;
i-cache-block-size = <64>;
@@ -571,8 +583,9 @@ cpu12: cpu@12 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <12>;
i-cache-block-size = <64>;
@@ -597,8 +610,9 @@ cpu13: cpu@13 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <13>;
i-cache-block-size = <64>;
@@ -623,8 +637,9 @@ cpu14: cpu@14 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <14>;
i-cache-block-size = <64>;
@@ -649,8 +664,9 @@ cpu15: cpu@15 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <15>;
i-cache-block-size = <64>;
@@ -675,8 +691,9 @@ cpu16: cpu@16 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <16>;
i-cache-block-size = <64>;
@@ -701,8 +718,9 @@ cpu17: cpu@17 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <17>;
i-cache-block-size = <64>;
@@ -727,8 +745,9 @@ cpu18: cpu@18 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <18>;
i-cache-block-size = <64>;
@@ -753,8 +772,9 @@ cpu19: cpu@19 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <19>;
i-cache-block-size = <64>;
@@ -779,8 +799,9 @@ cpu20: cpu@20 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <20>;
i-cache-block-size = <64>;
@@ -805,8 +826,9 @@ cpu21: cpu@21 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <21>;
i-cache-block-size = <64>;
@@ -831,8 +853,9 @@ cpu22: cpu@22 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <22>;
i-cache-block-size = <64>;
@@ -857,8 +880,9 @@ cpu23: cpu@23 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <23>;
i-cache-block-size = <64>;
@@ -883,8 +907,9 @@ cpu24: cpu@24 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <24>;
i-cache-block-size = <64>;
@@ -909,8 +934,9 @@ cpu25: cpu@25 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <25>;
i-cache-block-size = <64>;
@@ -935,8 +961,9 @@ cpu26: cpu@26 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <26>;
i-cache-block-size = <64>;
@@ -961,8 +988,9 @@ cpu27: cpu@27 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <27>;
i-cache-block-size = <64>;
@@ -987,8 +1015,9 @@ cpu28: cpu@28 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <28>;
i-cache-block-size = <64>;
@@ -1013,8 +1042,9 @@ cpu29: cpu@29 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <29>;
i-cache-block-size = <64>;
@@ -1039,8 +1069,9 @@ cpu30: cpu@30 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <30>;
i-cache-block-size = <64>;
@@ -1065,8 +1096,9 @@ cpu31: cpu@31 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <31>;
i-cache-block-size = <64>;
@@ -1091,8 +1123,9 @@ cpu32: cpu@32 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <32>;
i-cache-block-size = <64>;
@@ -1117,8 +1150,9 @@ cpu33: cpu@33 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <33>;
i-cache-block-size = <64>;
@@ -1143,8 +1177,9 @@ cpu34: cpu@34 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <34>;
i-cache-block-size = <64>;
@@ -1169,8 +1204,9 @@ cpu35: cpu@35 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <35>;
i-cache-block-size = <64>;
@@ -1195,8 +1231,9 @@ cpu36: cpu@36 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <36>;
i-cache-block-size = <64>;
@@ -1221,8 +1258,9 @@ cpu37: cpu@37 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <37>;
i-cache-block-size = <64>;
@@ -1247,8 +1285,9 @@ cpu38: cpu@38 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <38>;
i-cache-block-size = <64>;
@@ -1273,8 +1312,9 @@ cpu39: cpu@39 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <39>;
i-cache-block-size = <64>;
@@ -1299,8 +1339,9 @@ cpu40: cpu@40 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <40>;
i-cache-block-size = <64>;
@@ -1325,8 +1366,9 @@ cpu41: cpu@41 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <41>;
i-cache-block-size = <64>;
@@ -1351,8 +1393,9 @@ cpu42: cpu@42 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <42>;
i-cache-block-size = <64>;
@@ -1377,8 +1420,9 @@ cpu43: cpu@43 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <43>;
i-cache-block-size = <64>;
@@ -1403,8 +1447,9 @@ cpu44: cpu@44 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <44>;
i-cache-block-size = <64>;
@@ -1429,8 +1474,9 @@ cpu45: cpu@45 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <45>;
i-cache-block-size = <64>;
@@ -1455,8 +1501,9 @@ cpu46: cpu@46 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <46>;
i-cache-block-size = <64>;
@@ -1481,8 +1528,9 @@ cpu47: cpu@47 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <47>;
i-cache-block-size = <64>;
@@ -1507,8 +1555,9 @@ cpu48: cpu@48 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <48>;
i-cache-block-size = <64>;
@@ -1533,8 +1582,9 @@ cpu49: cpu@49 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <49>;
i-cache-block-size = <64>;
@@ -1559,8 +1609,9 @@ cpu50: cpu@50 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <50>;
i-cache-block-size = <64>;
@@ -1585,8 +1636,9 @@ cpu51: cpu@51 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <51>;
i-cache-block-size = <64>;
@@ -1611,8 +1663,9 @@ cpu52: cpu@52 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <52>;
i-cache-block-size = <64>;
@@ -1637,8 +1690,9 @@ cpu53: cpu@53 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <53>;
i-cache-block-size = <64>;
@@ -1663,8 +1717,9 @@ cpu54: cpu@54 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <54>;
i-cache-block-size = <64>;
@@ -1689,8 +1744,9 @@ cpu55: cpu@55 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <55>;
i-cache-block-size = <64>;
@@ -1715,8 +1771,9 @@ cpu56: cpu@56 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <56>;
i-cache-block-size = <64>;
@@ -1741,8 +1798,9 @@ cpu57: cpu@57 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <57>;
i-cache-block-size = <64>;
@@ -1767,8 +1825,9 @@ cpu58: cpu@58 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <58>;
i-cache-block-size = <64>;
@@ -1793,8 +1852,9 @@ cpu59: cpu@59 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <59>;
i-cache-block-size = <64>;
@@ -1819,8 +1879,9 @@ cpu60: cpu@60 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <60>;
i-cache-block-size = <64>;
@@ -1845,8 +1906,9 @@ cpu61: cpu@61 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <61>;
i-cache-block-size = <64>;
@@ -1871,8 +1933,9 @@ cpu62: cpu@62 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <62>;
i-cache-block-size = <64>;
@@ -1897,8 +1960,9 @@ cpu63: cpu@63 {
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm", "xtheadvector";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm",
+ "xtheadvector";
thead,vlenb = <16>;
reg = <63>;
i-cache-block-size = <64>;
--
2.47.2
^ permalink raw reply related [flat|nested] 11+ messages in thread* Re: [PATCH v3 2/3] riscv: dts: sophgo: add ziccrse for sg2042
2025-07-05 7:00 ` [PATCH v3 2/3] riscv: dts: sophgo: add ziccrse for sg2042 Han Gao
@ 2025-07-08 0:43 ` Chen Wang
2025-07-08 3:19 ` Nutty Liu
1 sibling, 0 replies; 11+ messages in thread
From: Chen Wang @ 2025-07-08 0:43 UTC (permalink / raw)
To: Han Gao, devicetree
Cc: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Paul Walmsley,
Palmer Dabbelt, Albert Ou, Alexandre Ghiti, Inochi Amaoto,
linux-riscv, sophgo, linux-kernel
On 2025/7/5 15:00, Han Gao wrote:
> sg2042 support Ziccrse ISA extension [1].
>
> Link: https://lore.kernel.org/all/20241103145153.105097-12-alexghiti@rivosinc.com/ [1]
>
> Signed-off-by: Han Gao <rabenda.cn@gmail.com>
> Reviewed-by: Inochi Amaoto <inochiama@gmail.com>
Reviewed-by: Chen Wang <unicorn_wang@outlook.com>
> ---
> arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi | 320 ++++++++++++--------
> 1 file changed, 192 insertions(+), 128 deletions(-)
>
> diff --git a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> index dcc984965b6b..f483f62ab0c4 100644
> --- a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> +++ b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> @@ -259,8 +259,9 @@ cpu0: cpu@0 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <0>;
> i-cache-block-size = <64>;
> @@ -285,8 +286,9 @@ cpu1: cpu@1 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <1>;
> i-cache-block-size = <64>;
> @@ -311,8 +313,9 @@ cpu2: cpu@2 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <2>;
> i-cache-block-size = <64>;
> @@ -337,8 +340,9 @@ cpu3: cpu@3 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <3>;
> i-cache-block-size = <64>;
> @@ -363,8 +367,9 @@ cpu4: cpu@4 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <4>;
> i-cache-block-size = <64>;
> @@ -389,8 +394,9 @@ cpu5: cpu@5 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <5>;
> i-cache-block-size = <64>;
> @@ -415,8 +421,9 @@ cpu6: cpu@6 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <6>;
> i-cache-block-size = <64>;
> @@ -441,8 +448,9 @@ cpu7: cpu@7 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <7>;
> i-cache-block-size = <64>;
> @@ -467,8 +475,9 @@ cpu8: cpu@8 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <8>;
> i-cache-block-size = <64>;
> @@ -493,8 +502,9 @@ cpu9: cpu@9 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <9>;
> i-cache-block-size = <64>;
> @@ -519,8 +529,9 @@ cpu10: cpu@10 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <10>;
> i-cache-block-size = <64>;
> @@ -545,8 +556,9 @@ cpu11: cpu@11 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <11>;
> i-cache-block-size = <64>;
> @@ -571,8 +583,9 @@ cpu12: cpu@12 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <12>;
> i-cache-block-size = <64>;
> @@ -597,8 +610,9 @@ cpu13: cpu@13 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <13>;
> i-cache-block-size = <64>;
> @@ -623,8 +637,9 @@ cpu14: cpu@14 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <14>;
> i-cache-block-size = <64>;
> @@ -649,8 +664,9 @@ cpu15: cpu@15 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <15>;
> i-cache-block-size = <64>;
> @@ -675,8 +691,9 @@ cpu16: cpu@16 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <16>;
> i-cache-block-size = <64>;
> @@ -701,8 +718,9 @@ cpu17: cpu@17 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <17>;
> i-cache-block-size = <64>;
> @@ -727,8 +745,9 @@ cpu18: cpu@18 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <18>;
> i-cache-block-size = <64>;
> @@ -753,8 +772,9 @@ cpu19: cpu@19 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <19>;
> i-cache-block-size = <64>;
> @@ -779,8 +799,9 @@ cpu20: cpu@20 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <20>;
> i-cache-block-size = <64>;
> @@ -805,8 +826,9 @@ cpu21: cpu@21 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <21>;
> i-cache-block-size = <64>;
> @@ -831,8 +853,9 @@ cpu22: cpu@22 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <22>;
> i-cache-block-size = <64>;
> @@ -857,8 +880,9 @@ cpu23: cpu@23 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <23>;
> i-cache-block-size = <64>;
> @@ -883,8 +907,9 @@ cpu24: cpu@24 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <24>;
> i-cache-block-size = <64>;
> @@ -909,8 +934,9 @@ cpu25: cpu@25 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <25>;
> i-cache-block-size = <64>;
> @@ -935,8 +961,9 @@ cpu26: cpu@26 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <26>;
> i-cache-block-size = <64>;
> @@ -961,8 +988,9 @@ cpu27: cpu@27 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <27>;
> i-cache-block-size = <64>;
> @@ -987,8 +1015,9 @@ cpu28: cpu@28 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <28>;
> i-cache-block-size = <64>;
> @@ -1013,8 +1042,9 @@ cpu29: cpu@29 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <29>;
> i-cache-block-size = <64>;
> @@ -1039,8 +1069,9 @@ cpu30: cpu@30 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <30>;
> i-cache-block-size = <64>;
> @@ -1065,8 +1096,9 @@ cpu31: cpu@31 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <31>;
> i-cache-block-size = <64>;
> @@ -1091,8 +1123,9 @@ cpu32: cpu@32 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <32>;
> i-cache-block-size = <64>;
> @@ -1117,8 +1150,9 @@ cpu33: cpu@33 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <33>;
> i-cache-block-size = <64>;
> @@ -1143,8 +1177,9 @@ cpu34: cpu@34 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <34>;
> i-cache-block-size = <64>;
> @@ -1169,8 +1204,9 @@ cpu35: cpu@35 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <35>;
> i-cache-block-size = <64>;
> @@ -1195,8 +1231,9 @@ cpu36: cpu@36 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <36>;
> i-cache-block-size = <64>;
> @@ -1221,8 +1258,9 @@ cpu37: cpu@37 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <37>;
> i-cache-block-size = <64>;
> @@ -1247,8 +1285,9 @@ cpu38: cpu@38 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <38>;
> i-cache-block-size = <64>;
> @@ -1273,8 +1312,9 @@ cpu39: cpu@39 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <39>;
> i-cache-block-size = <64>;
> @@ -1299,8 +1339,9 @@ cpu40: cpu@40 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <40>;
> i-cache-block-size = <64>;
> @@ -1325,8 +1366,9 @@ cpu41: cpu@41 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <41>;
> i-cache-block-size = <64>;
> @@ -1351,8 +1393,9 @@ cpu42: cpu@42 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <42>;
> i-cache-block-size = <64>;
> @@ -1377,8 +1420,9 @@ cpu43: cpu@43 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <43>;
> i-cache-block-size = <64>;
> @@ -1403,8 +1447,9 @@ cpu44: cpu@44 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <44>;
> i-cache-block-size = <64>;
> @@ -1429,8 +1474,9 @@ cpu45: cpu@45 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <45>;
> i-cache-block-size = <64>;
> @@ -1455,8 +1501,9 @@ cpu46: cpu@46 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <46>;
> i-cache-block-size = <64>;
> @@ -1481,8 +1528,9 @@ cpu47: cpu@47 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <47>;
> i-cache-block-size = <64>;
> @@ -1507,8 +1555,9 @@ cpu48: cpu@48 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <48>;
> i-cache-block-size = <64>;
> @@ -1533,8 +1582,9 @@ cpu49: cpu@49 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <49>;
> i-cache-block-size = <64>;
> @@ -1559,8 +1609,9 @@ cpu50: cpu@50 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <50>;
> i-cache-block-size = <64>;
> @@ -1585,8 +1636,9 @@ cpu51: cpu@51 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <51>;
> i-cache-block-size = <64>;
> @@ -1611,8 +1663,9 @@ cpu52: cpu@52 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <52>;
> i-cache-block-size = <64>;
> @@ -1637,8 +1690,9 @@ cpu53: cpu@53 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <53>;
> i-cache-block-size = <64>;
> @@ -1663,8 +1717,9 @@ cpu54: cpu@54 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <54>;
> i-cache-block-size = <64>;
> @@ -1689,8 +1744,9 @@ cpu55: cpu@55 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <55>;
> i-cache-block-size = <64>;
> @@ -1715,8 +1771,9 @@ cpu56: cpu@56 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <56>;
> i-cache-block-size = <64>;
> @@ -1741,8 +1798,9 @@ cpu57: cpu@57 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <57>;
> i-cache-block-size = <64>;
> @@ -1767,8 +1825,9 @@ cpu58: cpu@58 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <58>;
> i-cache-block-size = <64>;
> @@ -1793,8 +1852,9 @@ cpu59: cpu@59 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <59>;
> i-cache-block-size = <64>;
> @@ -1819,8 +1879,9 @@ cpu60: cpu@60 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <60>;
> i-cache-block-size = <64>;
> @@ -1845,8 +1906,9 @@ cpu61: cpu@61 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <61>;
> i-cache-block-size = <64>;
> @@ -1871,8 +1933,9 @@ cpu62: cpu@62 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <62>;
> i-cache-block-size = <64>;
> @@ -1897,8 +1960,9 @@ cpu63: cpu@63 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <63>;
> i-cache-block-size = <64>;
^ permalink raw reply [flat|nested] 11+ messages in thread* Re: [PATCH v3 2/3] riscv: dts: sophgo: add ziccrse for sg2042
2025-07-05 7:00 ` [PATCH v3 2/3] riscv: dts: sophgo: add ziccrse for sg2042 Han Gao
2025-07-08 0:43 ` Chen Wang
@ 2025-07-08 3:19 ` Nutty Liu
1 sibling, 0 replies; 11+ messages in thread
From: Nutty Liu @ 2025-07-08 3:19 UTC (permalink / raw)
To: Han Gao, devicetree
Cc: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Paul Walmsley,
Palmer Dabbelt, Albert Ou, Alexandre Ghiti, Chen Wang,
Inochi Amaoto, linux-riscv, sophgo, linux-kernel
On 7/5/2025 3:00 PM, Han Gao wrote:
> sg2042 support Ziccrse ISA extension [1].
>
> Link: https://lore.kernel.org/all/20241103145153.105097-12-alexghiti@rivosinc.com/ [1]
>
> Signed-off-by: Han Gao <rabenda.cn@gmail.com>
> Reviewed-by: Inochi Amaoto <inochiama@gmail.com>
Reviewed-by: Nutty Liu<liujingqi@lanxincomputing.com>
Thanks,
Nutty
> ---
> arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi | 320 ++++++++++++--------
> 1 file changed, 192 insertions(+), 128 deletions(-)
>
> diff --git a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> index dcc984965b6b..f483f62ab0c4 100644
> --- a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> +++ b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> @@ -259,8 +259,9 @@ cpu0: cpu@0 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <0>;
> i-cache-block-size = <64>;
> @@ -285,8 +286,9 @@ cpu1: cpu@1 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <1>;
> i-cache-block-size = <64>;
> @@ -311,8 +313,9 @@ cpu2: cpu@2 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <2>;
> i-cache-block-size = <64>;
> @@ -337,8 +340,9 @@ cpu3: cpu@3 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <3>;
> i-cache-block-size = <64>;
> @@ -363,8 +367,9 @@ cpu4: cpu@4 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <4>;
> i-cache-block-size = <64>;
> @@ -389,8 +394,9 @@ cpu5: cpu@5 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <5>;
> i-cache-block-size = <64>;
> @@ -415,8 +421,9 @@ cpu6: cpu@6 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <6>;
> i-cache-block-size = <64>;
> @@ -441,8 +448,9 @@ cpu7: cpu@7 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <7>;
> i-cache-block-size = <64>;
> @@ -467,8 +475,9 @@ cpu8: cpu@8 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <8>;
> i-cache-block-size = <64>;
> @@ -493,8 +502,9 @@ cpu9: cpu@9 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <9>;
> i-cache-block-size = <64>;
> @@ -519,8 +529,9 @@ cpu10: cpu@10 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <10>;
> i-cache-block-size = <64>;
> @@ -545,8 +556,9 @@ cpu11: cpu@11 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <11>;
> i-cache-block-size = <64>;
> @@ -571,8 +583,9 @@ cpu12: cpu@12 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <12>;
> i-cache-block-size = <64>;
> @@ -597,8 +610,9 @@ cpu13: cpu@13 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <13>;
> i-cache-block-size = <64>;
> @@ -623,8 +637,9 @@ cpu14: cpu@14 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <14>;
> i-cache-block-size = <64>;
> @@ -649,8 +664,9 @@ cpu15: cpu@15 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <15>;
> i-cache-block-size = <64>;
> @@ -675,8 +691,9 @@ cpu16: cpu@16 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <16>;
> i-cache-block-size = <64>;
> @@ -701,8 +718,9 @@ cpu17: cpu@17 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <17>;
> i-cache-block-size = <64>;
> @@ -727,8 +745,9 @@ cpu18: cpu@18 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <18>;
> i-cache-block-size = <64>;
> @@ -753,8 +772,9 @@ cpu19: cpu@19 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <19>;
> i-cache-block-size = <64>;
> @@ -779,8 +799,9 @@ cpu20: cpu@20 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <20>;
> i-cache-block-size = <64>;
> @@ -805,8 +826,9 @@ cpu21: cpu@21 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <21>;
> i-cache-block-size = <64>;
> @@ -831,8 +853,9 @@ cpu22: cpu@22 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <22>;
> i-cache-block-size = <64>;
> @@ -857,8 +880,9 @@ cpu23: cpu@23 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <23>;
> i-cache-block-size = <64>;
> @@ -883,8 +907,9 @@ cpu24: cpu@24 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <24>;
> i-cache-block-size = <64>;
> @@ -909,8 +934,9 @@ cpu25: cpu@25 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <25>;
> i-cache-block-size = <64>;
> @@ -935,8 +961,9 @@ cpu26: cpu@26 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <26>;
> i-cache-block-size = <64>;
> @@ -961,8 +988,9 @@ cpu27: cpu@27 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <27>;
> i-cache-block-size = <64>;
> @@ -987,8 +1015,9 @@ cpu28: cpu@28 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <28>;
> i-cache-block-size = <64>;
> @@ -1013,8 +1042,9 @@ cpu29: cpu@29 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <29>;
> i-cache-block-size = <64>;
> @@ -1039,8 +1069,9 @@ cpu30: cpu@30 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <30>;
> i-cache-block-size = <64>;
> @@ -1065,8 +1096,9 @@ cpu31: cpu@31 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <31>;
> i-cache-block-size = <64>;
> @@ -1091,8 +1123,9 @@ cpu32: cpu@32 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <32>;
> i-cache-block-size = <64>;
> @@ -1117,8 +1150,9 @@ cpu33: cpu@33 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <33>;
> i-cache-block-size = <64>;
> @@ -1143,8 +1177,9 @@ cpu34: cpu@34 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <34>;
> i-cache-block-size = <64>;
> @@ -1169,8 +1204,9 @@ cpu35: cpu@35 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <35>;
> i-cache-block-size = <64>;
> @@ -1195,8 +1231,9 @@ cpu36: cpu@36 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <36>;
> i-cache-block-size = <64>;
> @@ -1221,8 +1258,9 @@ cpu37: cpu@37 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <37>;
> i-cache-block-size = <64>;
> @@ -1247,8 +1285,9 @@ cpu38: cpu@38 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <38>;
> i-cache-block-size = <64>;
> @@ -1273,8 +1312,9 @@ cpu39: cpu@39 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <39>;
> i-cache-block-size = <64>;
> @@ -1299,8 +1339,9 @@ cpu40: cpu@40 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <40>;
> i-cache-block-size = <64>;
> @@ -1325,8 +1366,9 @@ cpu41: cpu@41 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <41>;
> i-cache-block-size = <64>;
> @@ -1351,8 +1393,9 @@ cpu42: cpu@42 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <42>;
> i-cache-block-size = <64>;
> @@ -1377,8 +1420,9 @@ cpu43: cpu@43 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <43>;
> i-cache-block-size = <64>;
> @@ -1403,8 +1447,9 @@ cpu44: cpu@44 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <44>;
> i-cache-block-size = <64>;
> @@ -1429,8 +1474,9 @@ cpu45: cpu@45 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <45>;
> i-cache-block-size = <64>;
> @@ -1455,8 +1501,9 @@ cpu46: cpu@46 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <46>;
> i-cache-block-size = <64>;
> @@ -1481,8 +1528,9 @@ cpu47: cpu@47 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <47>;
> i-cache-block-size = <64>;
> @@ -1507,8 +1555,9 @@ cpu48: cpu@48 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <48>;
> i-cache-block-size = <64>;
> @@ -1533,8 +1582,9 @@ cpu49: cpu@49 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <49>;
> i-cache-block-size = <64>;
> @@ -1559,8 +1609,9 @@ cpu50: cpu@50 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <50>;
> i-cache-block-size = <64>;
> @@ -1585,8 +1636,9 @@ cpu51: cpu@51 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <51>;
> i-cache-block-size = <64>;
> @@ -1611,8 +1663,9 @@ cpu52: cpu@52 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <52>;
> i-cache-block-size = <64>;
> @@ -1637,8 +1690,9 @@ cpu53: cpu@53 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <53>;
> i-cache-block-size = <64>;
> @@ -1663,8 +1717,9 @@ cpu54: cpu@54 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <54>;
> i-cache-block-size = <64>;
> @@ -1689,8 +1744,9 @@ cpu55: cpu@55 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <55>;
> i-cache-block-size = <64>;
> @@ -1715,8 +1771,9 @@ cpu56: cpu@56 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <56>;
> i-cache-block-size = <64>;
> @@ -1741,8 +1798,9 @@ cpu57: cpu@57 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <57>;
> i-cache-block-size = <64>;
> @@ -1767,8 +1825,9 @@ cpu58: cpu@58 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <58>;
> i-cache-block-size = <64>;
> @@ -1793,8 +1852,9 @@ cpu59: cpu@59 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <59>;
> i-cache-block-size = <64>;
> @@ -1819,8 +1879,9 @@ cpu60: cpu@60 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <60>;
> i-cache-block-size = <64>;
> @@ -1845,8 +1906,9 @@ cpu61: cpu@61 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <61>;
> i-cache-block-size = <64>;
> @@ -1871,8 +1933,9 @@ cpu62: cpu@62 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <62>;
> i-cache-block-size = <64>;
> @@ -1897,8 +1960,9 @@ cpu63: cpu@63 {
> riscv,isa = "rv64imafdc";
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> - "zicntr", "zicsr", "zifencei",
> - "zihpm", "xtheadvector";
> + "ziccrse", "zicntr", "zicsr",
> + "zifencei", "zihpm",
> + "xtheadvector";
> thead,vlenb = <16>;
> reg = <63>;
> i-cache-block-size = <64>;
^ permalink raw reply [flat|nested] 11+ messages in thread
* [PATCH v3 3/3] riscv: dts: sophgo: add zfh for sg2042
2025-07-05 7:00 [PATCH v3 0/3] riscv: dts: sophgo: add more sg2042 isa extension support Han Gao
2025-07-05 7:00 ` [PATCH v3 1/3] riscv: dts: sophgo: Add xtheadvector to the sg2042 devicetree Han Gao
2025-07-05 7:00 ` [PATCH v3 2/3] riscv: dts: sophgo: add ziccrse for sg2042 Han Gao
@ 2025-07-05 7:00 ` Han Gao
2025-07-08 0:43 ` Chen Wang
2025-07-08 3:20 ` Nutty Liu
2025-07-10 4:49 ` [PATCH v3 0/3] riscv: dts: sophgo: add more sg2042 isa extension support Inochi Amaoto
3 siblings, 2 replies; 11+ messages in thread
From: Han Gao @ 2025-07-05 7:00 UTC (permalink / raw)
To: devicetree
Cc: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Paul Walmsley,
Palmer Dabbelt, Albert Ou, Alexandre Ghiti, Chen Wang,
Inochi Amaoto, Han Gao, linux-riscv, sophgo, linux-kernel
sg2042 support Zfh ISA extension [1].
Link: https://occ-oss-prod.oss-cn-hangzhou.aliyuncs.com/resource//1737721869472/%E7%8E%84%E9%93%81C910%E4%B8%8EC920R1S6%E7%94%A8%E6%88%B7%E6%89%8B%E5%86%8C%28xrvm%29_20250124.pdf [1]
Signed-off-by: Han Gao <rabenda.cn@gmail.com>
Reviewed-by: Inochi Amaoto <inochiama@gmail.com>
---
arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi | 128 ++++++++++----------
1 file changed, 64 insertions(+), 64 deletions(-)
diff --git a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
index f483f62ab0c4..77ded5304272 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
@@ -260,7 +260,7 @@ cpu0: cpu@0 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <0>;
@@ -287,7 +287,7 @@ cpu1: cpu@1 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <1>;
@@ -314,7 +314,7 @@ cpu2: cpu@2 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <2>;
@@ -341,7 +341,7 @@ cpu3: cpu@3 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <3>;
@@ -368,7 +368,7 @@ cpu4: cpu@4 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <4>;
@@ -395,7 +395,7 @@ cpu5: cpu@5 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <5>;
@@ -422,7 +422,7 @@ cpu6: cpu@6 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <6>;
@@ -449,7 +449,7 @@ cpu7: cpu@7 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <7>;
@@ -476,7 +476,7 @@ cpu8: cpu@8 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <8>;
@@ -503,7 +503,7 @@ cpu9: cpu@9 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <9>;
@@ -530,7 +530,7 @@ cpu10: cpu@10 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <10>;
@@ -557,7 +557,7 @@ cpu11: cpu@11 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <11>;
@@ -584,7 +584,7 @@ cpu12: cpu@12 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <12>;
@@ -611,7 +611,7 @@ cpu13: cpu@13 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <13>;
@@ -638,7 +638,7 @@ cpu14: cpu@14 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <14>;
@@ -665,7 +665,7 @@ cpu15: cpu@15 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <15>;
@@ -692,7 +692,7 @@ cpu16: cpu@16 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <16>;
@@ -719,7 +719,7 @@ cpu17: cpu@17 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <17>;
@@ -746,7 +746,7 @@ cpu18: cpu@18 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <18>;
@@ -773,7 +773,7 @@ cpu19: cpu@19 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <19>;
@@ -800,7 +800,7 @@ cpu20: cpu@20 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <20>;
@@ -827,7 +827,7 @@ cpu21: cpu@21 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <21>;
@@ -854,7 +854,7 @@ cpu22: cpu@22 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <22>;
@@ -881,7 +881,7 @@ cpu23: cpu@23 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <23>;
@@ -908,7 +908,7 @@ cpu24: cpu@24 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <24>;
@@ -935,7 +935,7 @@ cpu25: cpu@25 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <25>;
@@ -962,7 +962,7 @@ cpu26: cpu@26 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <26>;
@@ -989,7 +989,7 @@ cpu27: cpu@27 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <27>;
@@ -1016,7 +1016,7 @@ cpu28: cpu@28 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <28>;
@@ -1043,7 +1043,7 @@ cpu29: cpu@29 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <29>;
@@ -1070,7 +1070,7 @@ cpu30: cpu@30 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <30>;
@@ -1097,7 +1097,7 @@ cpu31: cpu@31 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <31>;
@@ -1124,7 +1124,7 @@ cpu32: cpu@32 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <32>;
@@ -1151,7 +1151,7 @@ cpu33: cpu@33 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <33>;
@@ -1178,7 +1178,7 @@ cpu34: cpu@34 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <34>;
@@ -1205,7 +1205,7 @@ cpu35: cpu@35 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <35>;
@@ -1232,7 +1232,7 @@ cpu36: cpu@36 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <36>;
@@ -1259,7 +1259,7 @@ cpu37: cpu@37 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <37>;
@@ -1286,7 +1286,7 @@ cpu38: cpu@38 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <38>;
@@ -1313,7 +1313,7 @@ cpu39: cpu@39 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <39>;
@@ -1340,7 +1340,7 @@ cpu40: cpu@40 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <40>;
@@ -1367,7 +1367,7 @@ cpu41: cpu@41 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <41>;
@@ -1394,7 +1394,7 @@ cpu42: cpu@42 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <42>;
@@ -1421,7 +1421,7 @@ cpu43: cpu@43 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <43>;
@@ -1448,7 +1448,7 @@ cpu44: cpu@44 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <44>;
@@ -1475,7 +1475,7 @@ cpu45: cpu@45 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <45>;
@@ -1502,7 +1502,7 @@ cpu46: cpu@46 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <46>;
@@ -1529,7 +1529,7 @@ cpu47: cpu@47 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <47>;
@@ -1556,7 +1556,7 @@ cpu48: cpu@48 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <48>;
@@ -1583,7 +1583,7 @@ cpu49: cpu@49 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <49>;
@@ -1610,7 +1610,7 @@ cpu50: cpu@50 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <50>;
@@ -1637,7 +1637,7 @@ cpu51: cpu@51 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <51>;
@@ -1664,7 +1664,7 @@ cpu52: cpu@52 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <52>;
@@ -1691,7 +1691,7 @@ cpu53: cpu@53 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <53>;
@@ -1718,7 +1718,7 @@ cpu54: cpu@54 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <54>;
@@ -1745,7 +1745,7 @@ cpu55: cpu@55 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <55>;
@@ -1772,7 +1772,7 @@ cpu56: cpu@56 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <56>;
@@ -1799,7 +1799,7 @@ cpu57: cpu@57 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <57>;
@@ -1826,7 +1826,7 @@ cpu58: cpu@58 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <58>;
@@ -1853,7 +1853,7 @@ cpu59: cpu@59 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <59>;
@@ -1880,7 +1880,7 @@ cpu60: cpu@60 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <60>;
@@ -1907,7 +1907,7 @@ cpu61: cpu@61 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <61>;
@@ -1934,7 +1934,7 @@ cpu62: cpu@62 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <62>;
@@ -1961,7 +1961,7 @@ cpu63: cpu@63 {
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
"ziccrse", "zicntr", "zicsr",
- "zifencei", "zihpm",
+ "zifencei", "zihpm", "zfh",
"xtheadvector";
thead,vlenb = <16>;
reg = <63>;
--
2.47.2
^ permalink raw reply related [flat|nested] 11+ messages in thread* Re: [PATCH v3 3/3] riscv: dts: sophgo: add zfh for sg2042
2025-07-05 7:00 ` [PATCH v3 3/3] riscv: dts: sophgo: add zfh " Han Gao
@ 2025-07-08 0:43 ` Chen Wang
2025-07-08 3:20 ` Nutty Liu
1 sibling, 0 replies; 11+ messages in thread
From: Chen Wang @ 2025-07-08 0:43 UTC (permalink / raw)
To: Han Gao, devicetree
Cc: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Paul Walmsley,
Palmer Dabbelt, Albert Ou, Alexandre Ghiti, Inochi Amaoto,
linux-riscv, sophgo, linux-kernel
On 2025/7/5 15:00, Han Gao wrote:
> sg2042 support Zfh ISA extension [1].
>
> Link: https://occ-oss-prod.oss-cn-hangzhou.aliyuncs.com/resource//1737721869472/%E7%8E%84%E9%93%81C910%E4%B8%8EC920R1S6%E7%94%A8%E6%88%B7%E6%89%8B%E5%86%8C%28xrvm%29_20250124.pdf [1]
>
> Signed-off-by: Han Gao <rabenda.cn@gmail.com>
> Reviewed-by: Inochi Amaoto <inochiama@gmail.com>
Reviewed-by: Chen Wang <unicorn_wang@outlook.com>
> ---
> arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi | 128 ++++++++++----------
> 1 file changed, 64 insertions(+), 64 deletions(-)
>
> diff --git a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> index f483f62ab0c4..77ded5304272 100644
> --- a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> +++ b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> @@ -260,7 +260,7 @@ cpu0: cpu@0 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <0>;
> @@ -287,7 +287,7 @@ cpu1: cpu@1 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <1>;
> @@ -314,7 +314,7 @@ cpu2: cpu@2 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <2>;
> @@ -341,7 +341,7 @@ cpu3: cpu@3 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <3>;
> @@ -368,7 +368,7 @@ cpu4: cpu@4 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <4>;
> @@ -395,7 +395,7 @@ cpu5: cpu@5 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <5>;
> @@ -422,7 +422,7 @@ cpu6: cpu@6 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <6>;
> @@ -449,7 +449,7 @@ cpu7: cpu@7 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <7>;
> @@ -476,7 +476,7 @@ cpu8: cpu@8 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <8>;
> @@ -503,7 +503,7 @@ cpu9: cpu@9 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <9>;
> @@ -530,7 +530,7 @@ cpu10: cpu@10 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <10>;
> @@ -557,7 +557,7 @@ cpu11: cpu@11 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <11>;
> @@ -584,7 +584,7 @@ cpu12: cpu@12 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <12>;
> @@ -611,7 +611,7 @@ cpu13: cpu@13 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <13>;
> @@ -638,7 +638,7 @@ cpu14: cpu@14 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <14>;
> @@ -665,7 +665,7 @@ cpu15: cpu@15 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <15>;
> @@ -692,7 +692,7 @@ cpu16: cpu@16 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <16>;
> @@ -719,7 +719,7 @@ cpu17: cpu@17 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <17>;
> @@ -746,7 +746,7 @@ cpu18: cpu@18 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <18>;
> @@ -773,7 +773,7 @@ cpu19: cpu@19 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <19>;
> @@ -800,7 +800,7 @@ cpu20: cpu@20 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <20>;
> @@ -827,7 +827,7 @@ cpu21: cpu@21 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <21>;
> @@ -854,7 +854,7 @@ cpu22: cpu@22 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <22>;
> @@ -881,7 +881,7 @@ cpu23: cpu@23 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <23>;
> @@ -908,7 +908,7 @@ cpu24: cpu@24 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <24>;
> @@ -935,7 +935,7 @@ cpu25: cpu@25 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <25>;
> @@ -962,7 +962,7 @@ cpu26: cpu@26 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <26>;
> @@ -989,7 +989,7 @@ cpu27: cpu@27 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <27>;
> @@ -1016,7 +1016,7 @@ cpu28: cpu@28 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <28>;
> @@ -1043,7 +1043,7 @@ cpu29: cpu@29 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <29>;
> @@ -1070,7 +1070,7 @@ cpu30: cpu@30 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <30>;
> @@ -1097,7 +1097,7 @@ cpu31: cpu@31 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <31>;
> @@ -1124,7 +1124,7 @@ cpu32: cpu@32 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <32>;
> @@ -1151,7 +1151,7 @@ cpu33: cpu@33 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <33>;
> @@ -1178,7 +1178,7 @@ cpu34: cpu@34 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <34>;
> @@ -1205,7 +1205,7 @@ cpu35: cpu@35 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <35>;
> @@ -1232,7 +1232,7 @@ cpu36: cpu@36 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <36>;
> @@ -1259,7 +1259,7 @@ cpu37: cpu@37 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <37>;
> @@ -1286,7 +1286,7 @@ cpu38: cpu@38 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <38>;
> @@ -1313,7 +1313,7 @@ cpu39: cpu@39 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <39>;
> @@ -1340,7 +1340,7 @@ cpu40: cpu@40 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <40>;
> @@ -1367,7 +1367,7 @@ cpu41: cpu@41 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <41>;
> @@ -1394,7 +1394,7 @@ cpu42: cpu@42 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <42>;
> @@ -1421,7 +1421,7 @@ cpu43: cpu@43 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <43>;
> @@ -1448,7 +1448,7 @@ cpu44: cpu@44 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <44>;
> @@ -1475,7 +1475,7 @@ cpu45: cpu@45 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <45>;
> @@ -1502,7 +1502,7 @@ cpu46: cpu@46 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <46>;
> @@ -1529,7 +1529,7 @@ cpu47: cpu@47 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <47>;
> @@ -1556,7 +1556,7 @@ cpu48: cpu@48 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <48>;
> @@ -1583,7 +1583,7 @@ cpu49: cpu@49 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <49>;
> @@ -1610,7 +1610,7 @@ cpu50: cpu@50 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <50>;
> @@ -1637,7 +1637,7 @@ cpu51: cpu@51 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <51>;
> @@ -1664,7 +1664,7 @@ cpu52: cpu@52 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <52>;
> @@ -1691,7 +1691,7 @@ cpu53: cpu@53 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <53>;
> @@ -1718,7 +1718,7 @@ cpu54: cpu@54 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <54>;
> @@ -1745,7 +1745,7 @@ cpu55: cpu@55 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <55>;
> @@ -1772,7 +1772,7 @@ cpu56: cpu@56 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <56>;
> @@ -1799,7 +1799,7 @@ cpu57: cpu@57 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <57>;
> @@ -1826,7 +1826,7 @@ cpu58: cpu@58 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <58>;
> @@ -1853,7 +1853,7 @@ cpu59: cpu@59 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <59>;
> @@ -1880,7 +1880,7 @@ cpu60: cpu@60 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <60>;
> @@ -1907,7 +1907,7 @@ cpu61: cpu@61 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <61>;
> @@ -1934,7 +1934,7 @@ cpu62: cpu@62 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <62>;
> @@ -1961,7 +1961,7 @@ cpu63: cpu@63 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <63>;
^ permalink raw reply [flat|nested] 11+ messages in thread* Re: [PATCH v3 3/3] riscv: dts: sophgo: add zfh for sg2042
2025-07-05 7:00 ` [PATCH v3 3/3] riscv: dts: sophgo: add zfh " Han Gao
2025-07-08 0:43 ` Chen Wang
@ 2025-07-08 3:20 ` Nutty Liu
1 sibling, 0 replies; 11+ messages in thread
From: Nutty Liu @ 2025-07-08 3:20 UTC (permalink / raw)
To: Han Gao, devicetree
Cc: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Paul Walmsley,
Palmer Dabbelt, Albert Ou, Alexandre Ghiti, Chen Wang,
Inochi Amaoto, linux-riscv, sophgo, linux-kernel
On 7/5/2025 3:00 PM, Han Gao wrote:
> sg2042 support Zfh ISA extension [1].
>
> Link: https://occ-oss-prod.oss-cn-hangzhou.aliyuncs.com/resource//1737721869472/%E7%8E%84%E9%93%81C910%E4%B8%8EC920R1S6%E7%94%A8%E6%88%B7%E6%89%8B%E5%86%8C%28xrvm%29_20250124.pdf [1]
>
> Signed-off-by: Han Gao <rabenda.cn@gmail.com>
> Reviewed-by: Inochi Amaoto <inochiama@gmail.com>
Reviewed-by: Nutty Liu<liujingqi@lanxincomputing.com>
Thanks,
Nutty
> ---
> arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi | 128 ++++++++++----------
> 1 file changed, 64 insertions(+), 64 deletions(-)
>
> diff --git a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> index f483f62ab0c4..77ded5304272 100644
> --- a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> +++ b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
> @@ -260,7 +260,7 @@ cpu0: cpu@0 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <0>;
> @@ -287,7 +287,7 @@ cpu1: cpu@1 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <1>;
> @@ -314,7 +314,7 @@ cpu2: cpu@2 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <2>;
> @@ -341,7 +341,7 @@ cpu3: cpu@3 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <3>;
> @@ -368,7 +368,7 @@ cpu4: cpu@4 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <4>;
> @@ -395,7 +395,7 @@ cpu5: cpu@5 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <5>;
> @@ -422,7 +422,7 @@ cpu6: cpu@6 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <6>;
> @@ -449,7 +449,7 @@ cpu7: cpu@7 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <7>;
> @@ -476,7 +476,7 @@ cpu8: cpu@8 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <8>;
> @@ -503,7 +503,7 @@ cpu9: cpu@9 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <9>;
> @@ -530,7 +530,7 @@ cpu10: cpu@10 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <10>;
> @@ -557,7 +557,7 @@ cpu11: cpu@11 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <11>;
> @@ -584,7 +584,7 @@ cpu12: cpu@12 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <12>;
> @@ -611,7 +611,7 @@ cpu13: cpu@13 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <13>;
> @@ -638,7 +638,7 @@ cpu14: cpu@14 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <14>;
> @@ -665,7 +665,7 @@ cpu15: cpu@15 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <15>;
> @@ -692,7 +692,7 @@ cpu16: cpu@16 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <16>;
> @@ -719,7 +719,7 @@ cpu17: cpu@17 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <17>;
> @@ -746,7 +746,7 @@ cpu18: cpu@18 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <18>;
> @@ -773,7 +773,7 @@ cpu19: cpu@19 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <19>;
> @@ -800,7 +800,7 @@ cpu20: cpu@20 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <20>;
> @@ -827,7 +827,7 @@ cpu21: cpu@21 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <21>;
> @@ -854,7 +854,7 @@ cpu22: cpu@22 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <22>;
> @@ -881,7 +881,7 @@ cpu23: cpu@23 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <23>;
> @@ -908,7 +908,7 @@ cpu24: cpu@24 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <24>;
> @@ -935,7 +935,7 @@ cpu25: cpu@25 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <25>;
> @@ -962,7 +962,7 @@ cpu26: cpu@26 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <26>;
> @@ -989,7 +989,7 @@ cpu27: cpu@27 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <27>;
> @@ -1016,7 +1016,7 @@ cpu28: cpu@28 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <28>;
> @@ -1043,7 +1043,7 @@ cpu29: cpu@29 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <29>;
> @@ -1070,7 +1070,7 @@ cpu30: cpu@30 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <30>;
> @@ -1097,7 +1097,7 @@ cpu31: cpu@31 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <31>;
> @@ -1124,7 +1124,7 @@ cpu32: cpu@32 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <32>;
> @@ -1151,7 +1151,7 @@ cpu33: cpu@33 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <33>;
> @@ -1178,7 +1178,7 @@ cpu34: cpu@34 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <34>;
> @@ -1205,7 +1205,7 @@ cpu35: cpu@35 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <35>;
> @@ -1232,7 +1232,7 @@ cpu36: cpu@36 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <36>;
> @@ -1259,7 +1259,7 @@ cpu37: cpu@37 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <37>;
> @@ -1286,7 +1286,7 @@ cpu38: cpu@38 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <38>;
> @@ -1313,7 +1313,7 @@ cpu39: cpu@39 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <39>;
> @@ -1340,7 +1340,7 @@ cpu40: cpu@40 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <40>;
> @@ -1367,7 +1367,7 @@ cpu41: cpu@41 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <41>;
> @@ -1394,7 +1394,7 @@ cpu42: cpu@42 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <42>;
> @@ -1421,7 +1421,7 @@ cpu43: cpu@43 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <43>;
> @@ -1448,7 +1448,7 @@ cpu44: cpu@44 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <44>;
> @@ -1475,7 +1475,7 @@ cpu45: cpu@45 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <45>;
> @@ -1502,7 +1502,7 @@ cpu46: cpu@46 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <46>;
> @@ -1529,7 +1529,7 @@ cpu47: cpu@47 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <47>;
> @@ -1556,7 +1556,7 @@ cpu48: cpu@48 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <48>;
> @@ -1583,7 +1583,7 @@ cpu49: cpu@49 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <49>;
> @@ -1610,7 +1610,7 @@ cpu50: cpu@50 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <50>;
> @@ -1637,7 +1637,7 @@ cpu51: cpu@51 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <51>;
> @@ -1664,7 +1664,7 @@ cpu52: cpu@52 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <52>;
> @@ -1691,7 +1691,7 @@ cpu53: cpu@53 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <53>;
> @@ -1718,7 +1718,7 @@ cpu54: cpu@54 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <54>;
> @@ -1745,7 +1745,7 @@ cpu55: cpu@55 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <55>;
> @@ -1772,7 +1772,7 @@ cpu56: cpu@56 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <56>;
> @@ -1799,7 +1799,7 @@ cpu57: cpu@57 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <57>;
> @@ -1826,7 +1826,7 @@ cpu58: cpu@58 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <58>;
> @@ -1853,7 +1853,7 @@ cpu59: cpu@59 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <59>;
> @@ -1880,7 +1880,7 @@ cpu60: cpu@60 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <60>;
> @@ -1907,7 +1907,7 @@ cpu61: cpu@61 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <61>;
> @@ -1934,7 +1934,7 @@ cpu62: cpu@62 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <62>;
> @@ -1961,7 +1961,7 @@ cpu63: cpu@63 {
> riscv,isa-base = "rv64i";
> riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
> "ziccrse", "zicntr", "zicsr",
> - "zifencei", "zihpm",
> + "zifencei", "zihpm", "zfh",
> "xtheadvector";
> thead,vlenb = <16>;
> reg = <63>;
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH v3 0/3] riscv: dts: sophgo: add more sg2042 isa extension support
2025-07-05 7:00 [PATCH v3 0/3] riscv: dts: sophgo: add more sg2042 isa extension support Han Gao
` (2 preceding siblings ...)
2025-07-05 7:00 ` [PATCH v3 3/3] riscv: dts: sophgo: add zfh " Han Gao
@ 2025-07-10 4:49 ` Inochi Amaoto
3 siblings, 0 replies; 11+ messages in thread
From: Inochi Amaoto @ 2025-07-10 4:49 UTC (permalink / raw)
To: devicetree, Han Gao
Cc: Inochi Amaoto, Rob Herring, Krzysztof Kozlowski, Conor Dooley,
Paul Walmsley, Palmer Dabbelt, Albert Ou, Alexandre Ghiti,
Chen Wang, linux-riscv, sophgo, linux-kernel
On Sat, 05 Jul 2025 15:00:11 +0800, Han Gao wrote:
> Add xtheadvector & ziccrse & zfh for sg2042
>
> Thanks,
> Han
>
Applied to for-next, thanks!
[1/3] riscv: dts: sophgo: Add xtheadvector to the sg2042 devicetree
https://github.com/sophgo/linux/commit/d82362d92328c5391312df3a948077f5d651b598
[2/3] riscv: dts: sophgo: add ziccrse for sg2042
https://github.com/sophgo/linux/commit/df5b30b7feef4a643e36fac74fa0e45c1b9f105a
[3/3] riscv: dts: sophgo: add zfh for sg2042
https://github.com/sophgo/linux/commit/3eefd8e961cea639370df96b6553a52f638e02e8
Thanks,
Inochi
^ permalink raw reply [flat|nested] 11+ messages in thread