[PATCH 1/2] dt-bindings: gpio: rockchip: add clock-names

[Heiko Stübner]

Am Freitag, 2. September 2022, 08:04:25 CEST schrieb Jianqun Xu:
> Add 'clock-names' to the gpio dt node. so the driver could get clocks by
> a const char id, this patch names the clock-names as
>   - 'bus': the apb clock for cpu to access the gpio controller
>   - 'db': the debounce clock for cpu to set debounce clock rate
> 
> Since the old dt nodes may have no clock-names, this patch not make them
> as part of 'required properties'.
> 
> Signed-off-by: Jianqun Xu <jay.xu at rock-chips.com>

Acked-by: Heiko Stuebner <heiko at sntech.de>

> ---
>  .../devicetree/bindings/gpio/rockchip,gpio-bank.yaml        | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/gpio/rockchip,gpio-bank.yaml b/Documentation/devicetree/bindings/gpio/rockchip,gpio-bank.yaml
> index affd823c881d..d43d4c71bebf 100644
> --- a/Documentation/devicetree/bindings/gpio/rockchip,gpio-bank.yaml
> +++ b/Documentation/devicetree/bindings/gpio/rockchip,gpio-bank.yaml
> @@ -27,6 +27,12 @@ properties:
>        - description: APB interface clock source
>        - description: GPIO debounce reference clock source
>  
> +  clock-names:
> +    minItems: 1
> +    items:
> +      - const: bus
> +      - const: db
> +
>    gpio-ranges: true
>  
>    gpio-controller: true
>