[PATCH v2 6/6] arm64: dts: st: Add boot phase tags for STMicroelectronics mp2 boards

Alexandre TORGUE alexandre.torgue at foss.st.com
Thu Jan 8 08:16:36 PST 2026


Hi Patrice

On 11/14/25 18:26, Patrice Chotard wrote:
> The bootph-all flag was introduced in dt-schema
> (dtschema/schemas/bootph.yaml) to define node usage across
> different boot phases.
> 
> To ensure SD boot, timer, gpio, syscfg, clock and uart nodes need to be
> present in all boot stages, so add missing bootph-all phase flag
> to these nodes to support SD boot.
> 
> Signed-off-by: Patrice Chotard <patrice.chotard at foss.st.com>
> ---
>   arch/arm64/boot/dts/st/stm32mp211.dtsi     |  7 +++++++
>   arch/arm64/boot/dts/st/stm32mp215f-dk.dts  |  1 +
>   arch/arm64/boot/dts/st/stm32mp231.dtsi     | 22 ++++++++++++++++++++++
>   arch/arm64/boot/dts/st/stm32mp235f-dk.dts  | 11 +++++++++++
>   arch/arm64/boot/dts/st/stm32mp251.dtsi     | 26 ++++++++++++++++++++++++++
>   arch/arm64/boot/dts/st/stm32mp255.dtsi     |  3 ++-
>   arch/arm64/boot/dts/st/stm32mp257f-dk.dts  | 11 +++++++++++
>   arch/arm64/boot/dts/st/stm32mp257f-ev1.dts | 11 +++++++++++
>   8 files changed, 91 insertions(+), 1 deletion(-)
> 

....

> diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi
> index a8e6e0f77b83..f6576304f42f 100644
> --- a/arch/arm64/boot/dts/st/stm32mp251.dtsi
> +++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi
> @@ -66,6 +66,7 @@ optee: optee {

...


>   
>   			ltdc: display-controller at 48010000 {
> +				bootph-all;
>   				compatible = "st,stm32mp251-ltdc";
>   				reg = <0x48010000 0x400>;
>   				interrupts = <GIC_SPI 158 IRQ_TYPE_LEVEL_HIGH>,
> @@ -1577,6 +1585,7 @@ ltdc: display-controller at 48010000 {
>   				clock-names = "lcd", "bus";
>   				resets = <&rcc LTDC_R>;
>   				access-controllers = <&rifsc 80>;
> +				bootph-all;

duplicate property = build issue.


>   				status = "disabled";
>   			};
>   





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