Re: [PATCH v4 2/3] dt-bindings: pinctrl: aspeed,ast2600-pinctrl

From: Andrew Jeffery
Date: Thu Mar 27 2025 - 20:47:14 EST


On Mon, 2025-03-24 at 17:59 +0000, Willie Thai wrote:
> Add EMMCG5 enum to compatible list of pinctrl binding for emmc
> enabling.
>
> Cc: Andrew Jeffery <andrew@xxxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Willie Thai <wthai@xxxxxxxxxx>
> ---
>  .../devicetree/bindings/pinctrl/aspeed,ast2600-pinctrl.yaml      | 1
> +
>  1 file changed, 1 insertion(+)
>
> diff --git
> a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2600-
> pinctrl.yaml
> b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2600-
> pinctrl.yaml
> index 80974c46f3ef..cb75e979f5e0 100644
> --- a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2600-
> pinctrl.yaml
> +++ b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2600-
> pinctrl.yaml
> @@ -276,6 +276,7 @@ additionalProperties:
>          - BMCINT
>          - EMMCG1
>          - EMMCG4
> +        - EMMCG5

What pin configuration does this correspond to for the eMMC controller?
These groups aren't arbitrary, they correspond to the 1, 4 and 8-bit
bus modes.

You may have added this squash a warning, but I suspect the pinctrl
configuration in your devicetree is incorrect.

Andrew

>          - EMMCG8
>          - ESPI
>          - ESPIALT