[PATCH v3] dt-bindings: mxsfb: Document i.MX8M/i.MX6SX/i.MX6SL power-domains property

[Rob Herring]

On Sun, Dec 11, 2022 at 11:51 PM Marek Vasut <marex at denx.de> wrote:
>
> The power-domains property is mandatory on i.MX8M Mini, Nano, Plus
> and i.MX6SX, i.MX6SL. Document the property and mark it as required
> on the aforementioned variants of the IP, present in those SoCs.
>
> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
> Signed-off-by: Marek Vasut <marex at denx.de>
> ---
> Cc: Fabio Estevam <festevam at gmail.com>
> Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt at linaro.org>
> Cc: Liu Ying <victor.liu at nxp.com>
> Cc: Lucas Stach <l.stach at pengutronix.de>
> Cc: NXP Linux Team <linux-imx at nxp.com>
> Cc: Rob Herring <robh+dt at kernel.org>
> Cc: Shawn Guo <shawnguo at kernel.org>
> Cc: linux-arm-kernel at lists.infradead.org
> To: devicetree at vger.kernel.org
> ---
> V2: - Add AB from Krzysztof
>     - Add mx6sx power domain into the list
> V3: - Update commit message
>     - Add i.MX6SL
>     - Update example
> ---
>  .../devicetree/bindings/display/fsl,lcdif.yaml  | 17 +++++++++++++++++
>  1 file changed, 17 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/display/fsl,lcdif.yaml b/Documentation/devicetree/bindings/display/fsl,lcdif.yaml
> index 876015a44a1e6..1f17be501749b 100644
> --- a/Documentation/devicetree/bindings/display/fsl,lcdif.yaml
> +++ b/Documentation/devicetree/bindings/display/fsl,lcdif.yaml
> @@ -52,6 +52,9 @@ properties:
>    interrupts:
>      maxItems: 1
>
> +  power-domains:
> +    maxItems: 1
> +

This conflicts with adding 'power-domains' for i.MX8MP in my tree.

>    port:
>      $ref: /schemas/graph.yaml#/properties/port
>      description: The LCDIF output port
> @@ -87,6 +90,19 @@ allOf:
>            maxItems: 1
>          clock-names:
>            maxItems: 1
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - fsl,imx6sl-lcdif
> +              - fsl,imx6sx-lcdif
> +              - fsl,imx8mm-lcdif
> +              - fsl,imx8mn-lcdif
> +              - fsl,imx8mp-lcdif
> +    then:
> +      required:
> +        - power-domains
>
>  examples:
>    - |
> @@ -101,6 +117,7 @@ examples:
>                   <&clks IMX6SX_CLK_LCDIF_APB>,
>                   <&clks IMX6SX_CLK_DISPLAY_AXI>;
>          clock-names = "pix", "axi", "disp_axi";
> +        power-domains = <&pd_disp>;
>
>          port {
>              endpoint {
> --
> 2.35.1
>