[PATCH v2 06/11] dt-bindings: timer: Add Sophgo sg2042 clint

Guo Ren guoren at kernel.org
Wed Sep 20 01:12:55 PDT 2023


On Wed, Sep 20, 2023 at 2:39 PM Chen Wang <unicornxw at gmail.com> wrote:
>
> From: Inochi Amaoto <inochiama at outlook.com>
>
> Add two new compatible string formatted like `C9xx-clint-xxx` to identify
> the timer and ipi device separately, and do not allow c900-clint as the
> fallback to avoid conflict.
Please explain more about the c900-clint mtimer & mswi, why do we need
to separate the c900-clint into two pieces? When could we use
c900-clint which eases dts design?

>
> Signed-off-by: Inochi Amaoto <inochiama at outlook.com>
> Signed-off-by: Chen Wang <wangchen20 at iscas.ac.cn>
> ---
>  Documentation/devicetree/bindings/timer/sifive,clint.yaml | 8 ++++++++
>  1 file changed, 8 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/timer/sifive,clint.yaml b/Documentation/devicetree/bindings/timer/sifive,clint.yaml
> index a0185e15a42f..ae69696c5c75 100644
> --- a/Documentation/devicetree/bindings/timer/sifive,clint.yaml
> +++ b/Documentation/devicetree/bindings/timer/sifive,clint.yaml
> @@ -39,6 +39,14 @@ properties:
>                - allwinner,sun20i-d1-clint
>                - thead,th1520-clint
>            - const: thead,c900-clint
> +      - items:
> +          - enum:
> +              - sophgo,sg2042-clint-mtimer
> +          - const: thead,c900-clint-mtimer
> +      - items:
> +          - enum:
> +              - sophgo,sg2042-clint-mswi
> +          - const: thead,c900-clint-mswi
>        - items:
>            - const: sifive,clint0
>            - const: riscv,clint0
> --
> 2.25.1
>


-- 
Best Regards
 Guo Ren



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