[PATCH 1/2] ARM: dts: imx7d-sdb: Add DRM panel support

Shawn Guo shawnguo at kernel.org
Thu Jul 13 01:36:28 PDT 2017


On Wed, Jul 12, 2017 at 10:18:19AM -0300, Marco Franchi wrote:
> It is preferred to use the panel compatible string rather than passing the LCD 
> timming in the device tree.
> 
> So pass the "innolux,at043tn24" compatible string to describe the parallel LCD 
> on this board.
> 
> Signed-off-by: Marco Franchi <marco.franchi at nxp.com>
> ---
>  arch/arm/boot/dts/imx7d-sdb.dts | 36 +++++++++++++-----------------------
>  1 file changed, 13 insertions(+), 23 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/imx7d-sdb.dts b/arch/arm/boot/dts/imx7d-sdb.dts
> index 664582d..22e106e 100644
> --- a/arch/arm/boot/dts/imx7d-sdb.dts
> +++ b/arch/arm/boot/dts/imx7d-sdb.dts
> @@ -117,6 +117,16 @@
>  		regulator-max-microvolt = <3300000>;
>  		startup-delay-us = <200000>;
>  	};
> +
> +	panel {
> +		compatible = "innolux,at043tn24";
> +
> +		port {
> +			panel_in: endpoint {
> +				remote-endpoint = <&display_out>;
> +			};
> +		};
> +	};
>  };
>  
>  &adc1 {
> @@ -323,31 +333,11 @@
>  &lcdif {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&pinctrl_lcdif>;
> -	display = <&display0>;
>  	status = "okay";
>  
> -	display0: display {
> -		bits-per-pixel = <16>;
> -		bus-width = <24>;
> -
> -		display-timings {
> -			native-mode = <&timing0>;
> -
> -			timing0: timing0 {
> -				clock-frequency = <9200000>;
> -				hactive = <480>;
> -				vactive = <272>;
> -				hfront-porch = <8>;
> -				hback-porch = <4>;
> -				hsync-len = <41>;
> -				vback-porch = <2>;
> -				vfront-porch = <4>;
> -				vsync-len = <10>;
> -				hsync-active = <0>;
> -				vsync-active = <0>;
> -				de-active = <1>;
> -				pixelclk-active = <0>;
> -			};
> +	port{

Miss a space.

Shawn

> +		display_out: endpoint {
> +			remote-endpoint = <&panel_in>;
>  		};
>  	};
>  };
> -- 
> 2.7.4
> 
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel at lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel



More information about the linux-arm-kernel mailing list