Re: [PATCH 2/4] dt-bindings: pinctrl: sunxi: Allow pinmux sub-pattern with leading numbers

Rob Herring (Arm)
2026-01-02T22:21:54Z

On Thu, 25 Dec 2025 18:36:13 +0800, Chen-Yu Tsai wrote:
> The pattern for pinmux node names is typically the peripheral name and
> instance number, followed by pingroup name if there are multiple options.
>
> Normally the instance number is directly appended to the peripheral
> name, like "mmc0" or "i2c2". But if the peripheral name ends with a
> number, then it becomes confusing.
>
> On the A20, the PS2 interface controller has two instances. This
> produces pinmux node names like "ps2-0-pins". Make the sub-pattern
> "[0-9]-" valid to fit this pattern. Avoid having to confusing "ps20-pins"
> name.
>
> Signed-off-by: Chen-Yu Tsai <wens@kernel.org>
> ---
> .../bindings/pinctrl/allwinner,sun4i-a10-pinctrl.yaml | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>

Acked-by: Rob Herring (Arm) <robh@kernel.org>