Re: [PATCH 11/18] dt-bindings: pwm: add power-domains property

From: Conor Dooley
Date: Mon Oct 23 2023 - 13:38:39 EST


Yo,

On Mon, Oct 23, 2023 at 04:40:11PM +0200, Alexandre Mergnat wrote:
> According to the Mediatek datasheet, the display PWM block has a power
> domain.

Datasheet for which soc? The mt8173? Is it valid for all devices in this
binding?

Cheers,
Conor.

>
> Signed-off-by: Alexandre Mergnat <amergnat@xxxxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml b/Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml
> index 153e146df7d4..efe0cacf55b7 100644
> --- a/Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml
> +++ b/Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml
> @@ -53,6 +53,12 @@ properties:
> - const: main
> - const: mm
>
> + power-domains:
> + maxItems: 1
> + description: A phandle and PM domain specifier as defined by bindings of
> + the power controller specified by phandle. See
> + Documentation/devicetree/bindings/power/power-domain.yaml for details.
> +
> required:
> - compatible
> - reg
> @@ -67,6 +73,7 @@ examples:
> #include <dt-bindings/interrupt-controller/arm-gic.h>
> #include <dt-bindings/clock/mt8173-clk.h>
> #include <dt-bindings/interrupt-controller/irq.h>
> + #include <dt-bindings/power/mt8173-power.h>
>
> pwm0: pwm@1401e000 {
> compatible = "mediatek,mt8173-disp-pwm";
> @@ -75,4 +82,5 @@ examples:
> clocks = <&mmsys CLK_MM_DISP_PWM026M>,
> <&mmsys CLK_MM_DISP_PWM0MM>;
> clock-names = "main", "mm";
> + power-domains = <&spm MT8173_POWER_DOMAIN_MM>;
> };
>
> --
> 2.25.1
>

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