[PATCH] ARM: dts: stm32f769-disco: rework ltdc node

[Patrice CHOTARD]

On 11/11/23 11:44, Dario Binacchi wrote:
> With commit f479f5dbb7ac ("ARM: dts: stm32: add ltdc support on
> stm32f746 MCU"), which adds the 'ltdc' node in stm32f746.dtsi, we can
> simplify stm32f769-disco-uboot.dtsi and align stm32f769-disco.dtsi with
> the kernel version.
> 
> Signed-off-by: Dario Binacchi <dario.binacchi at amarulasolutions.com>
> 
> ---
> 
>  arch/arm/dts/stm32f769-disco-u-boot.dtsi | 23 +++++++++--------------
>  arch/arm/dts/stm32f769-disco.dts         |  4 ++++
>  2 files changed, 13 insertions(+), 14 deletions(-)
> 
> diff --git a/arch/arm/dts/stm32f769-disco-u-boot.dtsi b/arch/arm/dts/stm32f769-disco-u-boot.dtsi
> index 2c823cce98b4..add55c96e21f 100644
> --- a/arch/arm/dts/stm32f769-disco-u-boot.dtsi
> +++ b/arch/arm/dts/stm32f769-disco-u-boot.dtsi
> @@ -70,22 +70,17 @@
>  				};
>  			};
>  		};
> +	};
> +};
>  
> -		ltdc: display-controller at 40016800 {
> -			compatible = "st,stm32-ltdc";
> -			reg = <0x40016800 0x200>;
> -			resets = <&rcc STM32F7_APB2_RESET(LTDC)>;
> -			clocks = <&rcc 0 STM32F7_APB2_CLOCK(LTDC)>;
> -
> -			status = "okay";
> -			bootph-all;
> +&ltdc {
> +	clocks = <&rcc 0 STM32F7_APB2_CLOCK(LTDC)>;
> +	bootph-all;
>  
> -			ports {
> -				port at 0 {
> -					dp_out: endpoint {
> -						remote-endpoint = <&dsi_in>;
> -					};
> -				};
> +	ports {
> +		port at 0 {
> +			dp_out: endpoint {
> +				remote-endpoint = <&dsi_in>;
>  			};
>  		};
>  	};
> diff --git a/arch/arm/dts/stm32f769-disco.dts b/arch/arm/dts/stm32f769-disco.dts
> index 6f93fc7bcfcd..d63cd2ba7eb4 100644
> --- a/arch/arm/dts/stm32f769-disco.dts
> +++ b/arch/arm/dts/stm32f769-disco.dts
> @@ -86,6 +86,10 @@
>  	status = "okay";
>  };
>  
> +&ltdc {
> +	status = "okay";
> +};
> +
>  &rtc {
>  	status = "okay";
>  };

Reviewed-by: Patrice Chotard <patrice.chotard at foss.st.com>

Thanks
Patrice