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

Chen Wang
2025-05-15T01:33:25Z

On 2025/5/14 23:15, 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>
> ---
> 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";

Need not touch this. "riscv,isa" is deprecated and replaced by
"riscv,isa-base" & "riscv,isa-extensions".

And only adding zfh for this looks a bit werid.

Actually, I plan to remove "riscv,isa" later, so please don't touch this
from now on.

Thanks,

Chen

> 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>;