[PATCH 4/4] arm64: dts: amlogic: t7: fix the pin groups of the vsync PWM

Neil Armstrong neil.armstrong at linaro.org
Sun Aug 30 06:02:26 PDT 2026


On 8/29/26 11:47, Lucas Tanure wrote:
> The vsync PWM output can appear on either of two pins, but the
> description named a single group that does not exist, so anything using
> it would refuse to start.
> 
> Name the real groups instead, one entry per pin. No board describes this
> output yet, so nothing changes today.
> 
> Fixes: 2a2a7b9701a7 ("arm64: dts: amlogic: t7: Add PWM pinctrl nodes")
> Assisted-by: Claude:claude-opus-5
> Signed-off-by: Lucas Tanure <tanure at linux.com>
> ---
>   arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi | 12 ++++++++++--
>   1 file changed, 10 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi
> index 8c4bd683cce0..719e111bc3dd 100644
> --- a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi
> +++ b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi
> @@ -546,9 +546,17 @@ mux {
>   					};
>   				};
>   
> -				pwm_vs_pins: pwm-vs {
> +				pwm_vs_y_pins: pwm-vs-y {
>   					mux {
> -						groups = "pwm_vs";
> +						groups = "pwm_vs_y";
> +						function = "pwm_vs";
> +						bias-disable;
> +					};
> +				};
> +
> +				pwm_vs_h_pins: pwm-vs-h {
> +					mux {
> +						groups = "pwm_vs_h";
>   						function = "pwm_vs";
>   						bias-disable;
>   					};

Reviewed-by: Neil Armstrong <neil.armstrong at linaro.org>

Thanks,
Neil



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