[PATCH v4 11/13] arm64: dts: st: add lvds support on stm32mp255

[Yannick FERTRE]

Hi Raphael,

Thanks for the patch.

Acked-by: Yannick Fertre <yannick.fertre at foss.st.com>

Le 21/08/2025 à 13:09, Raphael Gallais-Pou a écrit :
> The LVDS is used on STM32MP2 as a display interface.
>
> Add the LVDS node.
>
> Signed-off-by: Raphael Gallais-Pou <raphael.gallais-pou at foss.st.com>
> ---
>   arch/arm64/boot/dts/st/stm32mp255.dtsi | 14 +++++++++++++-
>   1 file changed, 13 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/st/stm32mp255.dtsi b/arch/arm64/boot/dts/st/stm32mp255.dtsi
> index 48a95af1741c42300195b753b710e714abc60d96..433a0aabe72e5a449ec03fb984a8684c5d5d75a2 100644
> --- a/arch/arm64/boot/dts/st/stm32mp255.dtsi
> +++ b/arch/arm64/boot/dts/st/stm32mp255.dtsi
> @@ -12,6 +12,18 @@ &ltdc {
>   };
>   
>   &rifsc {
> +	lvds: lvds at 48060000 {
> +		compatible = "st,stm32mp255-lvds", "st,stm32mp25-lvds";
> +		#clock-cells = <0>;
> +		reg = <0x48060000 0x2000>;
> +		clocks = <&rcc CK_BUS_LVDS>, <&rcc CK_KER_LVDSPHY>;
> +		clock-names = "pclk", "ref";
> +		resets = <&rcc LVDS_R>;
> +		access-controllers = <&rifsc 84>;
> +		power-domains = <&CLUSTER_PD>;
> +		status = "disabled";
> +	};
> +
>   	vdec: vdec at 480d0000 {
>   		compatible = "st,stm32mp25-vdec";
>   		reg = <0x480d0000 0x3c8>;
> @@ -28,4 +40,4 @@ venc: venc at 480e0000 {
>   		clocks = <&rcc CK_BUS_VENC>;
>   		access-controllers = <&rifsc 90>;
>   	};
> -};
> \ No newline at end of file
> +};
>