[PATCH 1/2] arm64: dts: amlogic: t7: Fix pwm_ao_c pinmux definitions

Neil Armstrong neil.armstrong at linaro.org
Wed May 13 01:04:16 PDT 2026


On 5/12/26 19:47, Ronald Claveau via B4 Relay wrote:
> From: Ronald Claveau <linux-kernel-dev at aliel.fr>
> 
> The pwm_ao_c pin node was incomplete: it was missing the group name
> suffix, conflating two distinct pin groups (pwm_ao_c_d and pwm_ao_c_e)
> into a single, ambiguous entry.
> 
> Split the node into two separate pinmux entries:
>    - pwm_ao_c_d_pins: uses group "pwm_ao_c_d"
>    - pwm_ao_c_e_pins: uses group "pwm_ao_c_e"
> 
> Both alternate pins are not yet referenced by any peripheral node,
> so this has no functional impact on existing boards. No backport needed.
> 
> Fixes: ee6e05a49b93 ("arm64: dts: amlogic: t7: Add PWM pinctrl nodes")
> Signed-off-by: Ronald Claveau <linux-kernel-dev at aliel.fr>
> ---
>   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 7fe72c94ed623..62f6b9baad28b 100644
> --- a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi
> +++ b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi
> @@ -400,9 +400,17 @@ mux {
>   					};
>   				};
>   
> -				pwm_ao_c_pins: pwm-ao-c {
> +				pwm_ao_c_d_pins: pwm-ao-c-d {
>   					mux {
> -						groups = "pwm_ao_c";
> +						groups = "pwm_ao_c_d";
> +						function = "pwm_ao_c";
> +						bias-disable;
> +					};
> +				};
> +
> +				pwm_ao_c_e_pins: pwm-ao-c-e {
> +					mux {
> +						groups = "pwm_ao_c_e";
>   						function = "pwm_ao_c";
>   						bias-disable;
>   					};
> 

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

I'll squash it on the old commit.

Thanks,
Neil



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