[PATCH v2 3/3] riscv: dts: sophgo: add zfh for sg2042

Han Gao
2025-05-14T15:16:40Z

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>
---
arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi | 256 ++++++++++----------
1 file changed, 128 insertions(+), 128 deletions(-)

diff --git a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
index f483f62ab0c4..8dd1a3c60bc4 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
@@ -256,11 +256,11 @@ core3 {
cpu0: cpu@0 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -283,11 +283,11 @@ cpu0_intc: interrupt-controller {
cpu1: cpu@1 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -310,11 +310,11 @@ cpu1_intc: interrupt-controller {
cpu2: cpu@2 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -337,11 +337,11 @@ cpu2_intc: interrupt-controller {
cpu3: cpu@3 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -364,11 +364,11 @@ cpu3_intc: interrupt-controller {
cpu4: cpu@4 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -391,11 +391,11 @@ cpu4_intc: interrupt-controller {
cpu5: cpu@5 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -418,11 +418,11 @@ cpu5_intc: interrupt-controller {
cpu6: cpu@6 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -445,11 +445,11 @@ cpu6_intc: interrupt-controller {
cpu7: cpu@7 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -472,11 +472,11 @@ cpu7_intc: interrupt-controller {
cpu8: cpu@8 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -499,11 +499,11 @@ cpu8_intc: interrupt-controller {
cpu9: cpu@9 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -526,11 +526,11 @@ cpu9_intc: interrupt-controller {
cpu10: cpu@10 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -553,11 +553,11 @@ cpu10_intc: interrupt-controller {
cpu11: cpu@11 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -580,11 +580,11 @@ cpu11_intc: interrupt-controller {
cpu12: cpu@12 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -607,11 +607,11 @@ cpu12_intc: interrupt-controller {
cpu13: cpu@13 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -634,11 +634,11 @@ cpu13_intc: interrupt-controller {
cpu14: cpu@14 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -661,11 +661,11 @@ cpu14_intc: interrupt-controller {
cpu15: cpu@15 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -688,11 +688,11 @@ cpu15_intc: interrupt-controller {
cpu16: cpu@16 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -715,11 +715,11 @@ cpu16_intc: interrupt-controller {
cpu17: cpu@17 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -742,11 +742,11 @@ cpu17_intc: interrupt-controller {
cpu18: cpu@18 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -769,11 +769,11 @@ cpu18_intc: interrupt-controller {
cpu19: cpu@19 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -796,11 +796,11 @@ cpu19_intc: interrupt-controller {
cpu20: cpu@20 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -823,11 +823,11 @@ cpu20_intc: interrupt-controller {
cpu21: cpu@21 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -850,11 +850,11 @@ cpu21_intc: interrupt-controller {
cpu22: cpu@22 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -877,11 +877,11 @@ cpu22_intc: interrupt-controller {
cpu23: cpu@23 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -904,11 +904,11 @@ cpu23_intc: interrupt-controller {
cpu24: cpu@24 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -931,11 +931,11 @@ cpu24_intc: interrupt-controller {
cpu25: cpu@25 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -958,11 +958,11 @@ cpu25_intc: interrupt-controller {
cpu26: cpu@26 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -985,11 +985,11 @@ cpu26_intc: interrupt-controller {
cpu27: cpu@27 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1012,11 +1012,11 @@ cpu27_intc: interrupt-controller {
cpu28: cpu@28 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1039,11 +1039,11 @@ cpu28_intc: interrupt-controller {
cpu29: cpu@29 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1066,11 +1066,11 @@ cpu29_intc: interrupt-controller {
cpu30: cpu@30 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1093,11 +1093,11 @@ cpu30_intc: interrupt-controller {
cpu31: cpu@31 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1120,11 +1120,11 @@ cpu31_intc: interrupt-controller {
cpu32: cpu@32 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1147,11 +1147,11 @@ cpu32_intc: interrupt-controller {
cpu33: cpu@33 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1174,11 +1174,11 @@ cpu33_intc: interrupt-controller {
cpu34: cpu@34 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1201,11 +1201,11 @@ cpu34_intc: interrupt-controller {
cpu35: cpu@35 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1228,11 +1228,11 @@ cpu35_intc: interrupt-controller {
cpu36: cpu@36 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1255,11 +1255,11 @@ cpu36_intc: interrupt-controller {
cpu37: cpu@37 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1282,11 +1282,11 @@ cpu37_intc: interrupt-controller {
cpu38: cpu@38 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1309,11 +1309,11 @@ cpu38_intc: interrupt-controller {
cpu39: cpu@39 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1336,11 +1336,11 @@ cpu39_intc: interrupt-controller {
cpu40: cpu@40 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1363,11 +1363,11 @@ cpu40_intc: interrupt-controller {
cpu41: cpu@41 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1390,11 +1390,11 @@ cpu41_intc: interrupt-controller {
cpu42: cpu@42 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1417,11 +1417,11 @@ cpu42_intc: interrupt-controller {
cpu43: cpu@43 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1444,11 +1444,11 @@ cpu43_intc: interrupt-controller {
cpu44: cpu@44 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1471,11 +1471,11 @@ cpu44_intc: interrupt-controller {
cpu45: cpu@45 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1498,11 +1498,11 @@ cpu45_intc: interrupt-controller {
cpu46: cpu@46 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1525,11 +1525,11 @@ cpu46_intc: interrupt-controller {
cpu47: cpu@47 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1552,11 +1552,11 @@ cpu47_intc: interrupt-controller {
cpu48: cpu@48 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1579,11 +1579,11 @@ cpu48_intc: interrupt-controller {
cpu49: cpu@49 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1606,11 +1606,11 @@ cpu49_intc: interrupt-controller {
cpu50: cpu@50 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1633,11 +1633,11 @@ cpu50_intc: interrupt-controller {
cpu51: cpu@51 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1660,11 +1660,11 @@ cpu51_intc: interrupt-controller {
cpu52: cpu@52 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1687,11 +1687,11 @@ cpu52_intc: interrupt-controller {
cpu53: cpu@53 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1714,11 +1714,11 @@ cpu53_intc: interrupt-controller {
cpu54: cpu@54 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1741,11 +1741,11 @@ cpu54_intc: interrupt-controller {
cpu55: cpu@55 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1768,11 +1768,11 @@ cpu55_intc: interrupt-controller {
cpu56: cpu@56 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1795,11 +1795,11 @@ cpu56_intc: interrupt-controller {
cpu57: cpu@57 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1822,11 +1822,11 @@ cpu57_intc: interrupt-controller {
cpu58: cpu@58 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1849,11 +1849,11 @@ cpu58_intc: interrupt-controller {
cpu59: cpu@59 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1876,11 +1876,11 @@ cpu59_intc: interrupt-controller {
cpu60: cpu@60 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1903,11 +1903,11 @@ cpu60_intc: interrupt-controller {
cpu61: cpu@61 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1930,11 +1930,11 @@ cpu61_intc: interrupt-controller {
cpu62: cpu@62 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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>;
@@ -1957,11 +1957,11 @@ cpu62_intc: interrupt-controller {
cpu63: cpu@63 {
compatible = "thead,c920", "riscv";
device_type = "cpu";
- riscv,isa = "rv64imafdc";
+ riscv,isa = "rv64imafdc_zfh";
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