[PATCH v3 03/13] riscv: dts: allwinner: Add xtheadvector to the D1/D1s devicetree

Samuel Holland samuel.holland at sifive.com
Mon Jul 1 08:27:01 PDT 2024


Hi Charlie,

On 2024-06-19 6:57 PM, Charlie Jenkins wrote:
> The D1/D1s SoCs support xtheadvector so it can be included in the
> devicetree. Also include vlenb for the cpu.
> 
> Signed-off-by: Charlie Jenkins <charlie at rivosinc.com>
> Reviewed-by: Conor Dooley <conor.dooley at microchip.com>
> ---
>  arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi | 3 ++-

The other C906/C910/C920-based SoCs need devicetree updates as well, although
they don't necessarily need to be part of this series:

 - sophgo/cv18xx.dtsi
 - sophgo/sg2042-cpus.dtsi
 - thead/th1520.dtsi

>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi b/arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi
> index 64c3c2e6cbe0..6367112e614a 100644
> --- a/arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi
> +++ b/arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi
> @@ -27,7 +27,8 @@ cpu0: cpu at 0 {
>  			riscv,isa = "rv64imafdc";

The ISA string should be updated to keep it in sync with riscv,isa-extensions.

Regards,
Samuel

>  			riscv,isa-base = "rv64i";
>  			riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "zicntr", "zicsr",
> -					       "zifencei", "zihpm";
> +					       "zifencei", "zihpm", "xtheadvector";
> +			thead,vlenb = <128>;
>  			#cooling-cells = <2>;
>  
>  			cpu0_intc: interrupt-controller {
> 




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