[PATCH v1 23/25] ARM: dts: stm32: Don't probe red led at boot for stm32mp157c-ed1-scmi-u-boot
Patrice CHOTARD
patrice.chotard at foss.st.com
Fri Apr 19 14:30:24 CEST 2024
On 4/9/24 17:02, Patrice Chotard wrote:
> red led and button dedicated to fastboot share the same gpio GPIOA13.
> Led driver is probed early so the corresponding gpio is taken and
> configured in output which forbid fastboot and stm32prog button usage.
>
> To avoid this, remove the "default-state" property from red led node.
>
> This will avoid to trigger the led driver probe() to configure the led
> default state during startup.
>
> Signed-off-by: Patrice Chotard <patrice.chotard at foss.st.com>
> ---
>
> arch/arm/dts/stm32mp157c-ed1-scmi-u-boot.dtsi | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/arch/arm/dts/stm32mp157c-ed1-scmi-u-boot.dtsi b/arch/arm/dts/stm32mp157c-ed1-scmi-u-boot.dtsi
> index 84920f53496..2abd512e297 100644
> --- a/arch/arm/dts/stm32mp157c-ed1-scmi-u-boot.dtsi
> +++ b/arch/arm/dts/stm32mp157c-ed1-scmi-u-boot.dtsi
> @@ -37,7 +37,6 @@
> red {
> label = "error";
> gpios = <&gpioa 13 GPIO_ACTIVE_LOW>;
> - default-state = "off";
> status = "okay";
> };
> };
Applied on u-boot-stm32/master
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