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

Heiko Stübner
2022-09-07T14:36:21Z

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@rock-chips.com>

Acked-by: Heiko Stuebner <heiko@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