[PATCH] ARM: dts: stm32: fix several DT warnings on stm32mp15

Alexandre TORGUE alexandre.torgue at foss.st.com
Tue May 16 09:04:19 PDT 2023


Hi Raphael

On 5/16/23 15:25, Raphael Gallais-Pou wrote:
> Several warnings regarding LTDC and DSI on stm32mp15* device-trees remains.
> 
> Those concern:
>    * "#size-cells" and "#address-cells" wrongly used
>    * residual "reg" property appearing on endpoints where it could be
>      avoided
> 
> Signed-off-by: Raphael Gallais-Pou <raphael.gallais-pou at foss.st.com>
> ---

Thanks to cleanup the last W=1 issues on stm32 MPU boards. It seems that 
your patch introduces YAML validation regression for some boards. Can 
you check this point please ?

stm32mp157a-icore-stm32mp1-ctouch2-of10.dtb: dsi at 5a000000: 
'#address-cells' is a required property
	From schema: 
/local/home/frq08678/STLINUX/kernel/my-kernel/stm32/Documentation/devicetree/bindings/display/st,stm32-dsi.yaml

stm32mp157a-icore-stm32mp1-edimm2.2.dtb: dsi at 5a000000: '#address-cells' 
is a required property
	From schema: 
/local/home/frq08678/STLINUX/kernel/my-kernel/stm32/Documentation/devicetree/bindings/display/st,stm32-dsi.yaml

alex


>   arch/arm/boot/dts/stm32mp151.dtsi                         | 5 -----
>   arch/arm/boot/dts/stm32mp157.dtsi                         | 7 -------
>   .../boot/dts/stm32mp157a-icore-stm32mp1-ctouch2-of10.dts  | 6 ++++--
>   arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-edimm2.2.dts | 6 ++++--
>   .../dts/stm32mp157a-microgea-stm32mp1-microdev2.0-of7.dts | 3 +--
>   arch/arm/boot/dts/stm32mp157c-dk2.dts                     | 8 ++++++++
>   arch/arm/boot/dts/stm32mp157c-ev1.dts                     | 8 ++++++--
>   arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts                 | 3 +--
>   arch/arm/boot/dts/stm32mp15xx-dhcor-avenger96.dtsi        | 6 +-----
>   arch/arm/boot/dts/stm32mp15xx-dkx.dtsi                    | 3 +--
>   10 files changed, 26 insertions(+), 29 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/stm32mp151.dtsi b/arch/arm/boot/dts/stm32mp151.dtsi
> index 664825418c32..0dc46fd9c269 100644
> --- a/arch/arm/boot/dts/stm32mp151.dtsi
> +++ b/arch/arm/boot/dts/stm32mp151.dtsi
> @@ -1529,11 +1529,6 @@ ltdc: display-controller at 5a001000 {
>   			clock-names = "lcd";
>   			resets = <&rcc LTDC_R>;
>   			status = "disabled";
> -
> -			port {
> -				#address-cells = <1>;
> -				#size-cells = <0>;
> -			};
>   		};
>   
>   		iwdg2: watchdog at 5a002000 {
> diff --git a/arch/arm/boot/dts/stm32mp157.dtsi b/arch/arm/boot/dts/stm32mp157.dtsi
> index 54e73ccea446..5e733cd16ff9 100644
> --- a/arch/arm/boot/dts/stm32mp157.dtsi
> +++ b/arch/arm/boot/dts/stm32mp157.dtsi
> @@ -24,14 +24,7 @@ dsi: dsi at 5a000000 {
>   			clock-names = "pclk", "ref", "px_clk";
>   			resets = <&rcc DSI_R>;
>   			reset-names = "apb";
> -			#address-cells = <1>;
> -			#size-cells = <0>;
>   			status = "disabled";
> -
> -			ports {
> -				#address-cells = <1>;
> -				#size-cells = <0>;
> -			};
>   		};
>   	};
>   };
> diff --git a/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-ctouch2-of10.dts b/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-ctouch2-of10.dts
> index 9a2a4bc7d079..4279b26547df 100644
> --- a/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-ctouch2-of10.dts
> +++ b/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-ctouch2-of10.dts
> @@ -49,6 +49,9 @@ &dsi {
>   	phy-dsi-supply = <&reg18>;
>   
>   	ports {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
>   		port at 0 {
>   			reg = <0>;
>   			dsi_in: endpoint {
> @@ -104,8 +107,7 @@ &ltdc {
>   	status = "okay";
>   
>   	port {
> -		ltdc_ep0_out: endpoint at 0 {
> -			reg = <0>;
> +		ltdc_ep0_out: endpoint {
>   			remote-endpoint = <&dsi_in>;
>   		};
>   	};
> diff --git a/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-edimm2.2.dts b/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-edimm2.2.dts
> index 390ee8c05754..efba54289820 100644
> --- a/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-edimm2.2.dts
> +++ b/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-edimm2.2.dts
> @@ -49,6 +49,9 @@ &dsi {
>   	phy-dsi-supply = <&reg18>;
>   
>   	ports {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
>   		port at 0 {
>   			reg = <0>;
>   			dsi_in_ltdc: endpoint {
> @@ -104,8 +107,7 @@ &ltdc {
>   	status = "okay";
>   
>   	port {
> -		ltdc_out_dsi: endpoint at 0 {
> -			reg = <0>;
> +		ltdc_out_dsi: endpoint {
>   			remote-endpoint = <&dsi_in_ltdc>;
>   		};
>   	};
> diff --git a/arch/arm/boot/dts/stm32mp157a-microgea-stm32mp1-microdev2.0-of7.dts b/arch/arm/boot/dts/stm32mp157a-microgea-stm32mp1-microdev2.0-of7.dts
> index 0d7560ba2950..5116a7785201 100644
> --- a/arch/arm/boot/dts/stm32mp157a-microgea-stm32mp1-microdev2.0-of7.dts
> +++ b/arch/arm/boot/dts/stm32mp157a-microgea-stm32mp1-microdev2.0-of7.dts
> @@ -81,8 +81,7 @@ &ltdc {
>   	status = "okay";
>   
>   	port {
> -		ltdc_ep0_out: endpoint at 0 {
> -			reg = <0>;
> +		ltdc_ep0_out: endpoint {
>   			remote-endpoint = <&panel_in>;
>   		};
>   	};
> diff --git a/arch/arm/boot/dts/stm32mp157c-dk2.dts b/arch/arm/boot/dts/stm32mp157c-dk2.dts
> index ab13e340f4ef..4bef2300ed7c 100644
> --- a/arch/arm/boot/dts/stm32mp157c-dk2.dts
> +++ b/arch/arm/boot/dts/stm32mp157c-dk2.dts
> @@ -31,10 +31,15 @@ &cryp1 {
>   };
>   
>   &dsi {
> +	#address-cells = <1>;
> +	#size-cells = <0>;
>   	status = "okay";
>   	phy-dsi-supply = <&reg18>;
>   
>   	ports {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
>   		port at 0 {
>   			reg = <0>;
>   			dsi_in: endpoint {
> @@ -82,6 +87,9 @@ &ltdc {
>   	status = "okay";
>   
>   	port {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
>   		ltdc_ep1_out: endpoint at 1 {
>   			reg = <1>;
>   			remote-endpoint = <&dsi_in>;
> diff --git a/arch/arm/boot/dts/stm32mp157c-ev1.dts b/arch/arm/boot/dts/stm32mp157c-ev1.dts
> index ba8e9d9a42fa..961e85b07a5e 100644
> --- a/arch/arm/boot/dts/stm32mp157c-ev1.dts
> +++ b/arch/arm/boot/dts/stm32mp157c-ev1.dts
> @@ -101,9 +101,14 @@ dcmi_0: endpoint {
>   
>   &dsi {
>   	phy-dsi-supply = <&reg18>;
> +	#address-cells = <1>;
> +	#size-cells = <0>;
>   	status = "okay";
>   
>   	ports {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
>   		port at 0 {
>   			reg = <0>;
>   			dsi_in: endpoint {
> @@ -239,8 +244,7 @@ &ltdc {
>   	status = "okay";
>   
>   	port {
> -		ltdc_ep0_out: endpoint at 0 {
> -			reg = <0>;
> +		ltdc_ep0_out: endpoint {
>   			remote-endpoint = <&dsi_in>;
>   		};
>   	};
> diff --git a/arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts b/arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts
> index 407ed3952f75..eada9cf257be 100644
> --- a/arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts
> +++ b/arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts
> @@ -161,8 +161,7 @@ &ltdc {
>   	status = "okay";
>   
>   	port {
> -		ltdc_ep0_out: endpoint at 0 {
> -			reg = <0>;
> +		ltdc_ep0_out: endpoint {
>   			remote-endpoint = <&panel_input>;
>   		};
>   	};
> diff --git a/arch/arm/boot/dts/stm32mp15xx-dhcor-avenger96.dtsi b/arch/arm/boot/dts/stm32mp15xx-dhcor-avenger96.dtsi
> index 50af4a27d6be..a564063b8f5a 100644
> --- a/arch/arm/boot/dts/stm32mp15xx-dhcor-avenger96.dtsi
> +++ b/arch/arm/boot/dts/stm32mp15xx-dhcor-avenger96.dtsi
> @@ -330,11 +330,7 @@ &ltdc {
>   	status = "okay";
>   
>   	port {
> -		#address-cells = <1>;
> -		#size-cells = <0>;
> -
> -		ltdc_ep0_out: endpoint at 0 {
> -			reg = <0>;
> +		ltdc_ep0_out: endpoint {
>   			remote-endpoint = <&adv7513_in>;
>   		};
>   	};
> diff --git a/arch/arm/boot/dts/stm32mp15xx-dkx.dtsi b/arch/arm/boot/dts/stm32mp15xx-dkx.dtsi
> index 0f1110e42c93..a6e2e20f12fa 100644
> --- a/arch/arm/boot/dts/stm32mp15xx-dkx.dtsi
> +++ b/arch/arm/boot/dts/stm32mp15xx-dkx.dtsi
> @@ -457,8 +457,7 @@ &ltdc {
>   	status = "okay";
>   
>   	port {
> -		ltdc_ep0_out: endpoint at 0 {
> -			reg = <0>;
> +		ltdc_ep0_out: endpoint {
>   			remote-endpoint = <&sii9022_in>;
>   		};
>   	};




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