Re: [PATCHv1 2/4] ARM: dts: omap: add channel to DSI panels

From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Sebastian Reichel <sebastian.reichel@collabora.com>
Cc: Sebastian Reichel <sre@kernel.org>,
	Tomi Valkeinen <tomi.valkeinen@ti.com>,
	Sam Ravnborg <sam@ravnborg.org>, Tony Lindgren <tony@atomide.com>,
	Pavel Machek <pavel@ucw.cz>, Merlijn Wajer <merlijn@wizzup.org>,
	"H. Nikolaus Schaller" <hns@goldelico.com>,
	Rob Herring <robh+dt@kernel.org>,
	dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
	linux-omap@vger.kernel.org, kernel@collabora.com
Subject: Re: [PATCHv1 2/4] ARM: dts: omap: add channel to DSI panels
Date: Sat, 11 Jul 2020 01:51:54 +0300	[thread overview]
Message-ID: <20200710225154.GA5964@pendragon.ideasonboard.com> (raw)
In-Reply-To: <20200629223315.118256-3-sebastian.reichel@collabora.com>

Hi Sebastian,

Thank you for the patch.

On Tue, Jun 30, 2020 at 12:33:13AM +0200, Sebastian Reichel wrote:
> The standard binding for DSI requires, that the channel number

s/requires,/requires/

> of the panel is encoded in DT. This adds the channel number in
> all OMAP3-5 boards, in preparation for using common infrastructure.
> 
> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

> ---
>  arch/arm/boot/dts/motorola-mapphone-common.dtsi | 3 ++-
>  arch/arm/boot/dts/omap3-n950.dts                | 3 ++-
>  arch/arm/boot/dts/omap3.dtsi                    | 3 +++
>  arch/arm/boot/dts/omap4-sdp.dts                 | 6 ++++--
>  arch/arm/boot/dts/omap4.dtsi                    | 6 ++++++
>  arch/arm/boot/dts/omap5.dtsi                    | 6 ++++++
>  6 files changed, 23 insertions(+), 4 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/motorola-mapphone-common.dtsi b/arch/arm/boot/dts/motorola-mapphone-common.dtsi
> index 06fbffa81636..4ffe461c3808 100644
> --- a/arch/arm/boot/dts/motorola-mapphone-common.dtsi
> +++ b/arch/arm/boot/dts/motorola-mapphone-common.dtsi
> @@ -207,8 +207,9 @@ dsi1_out_ep: endpoint {
>  		};
>  	};
>  
> -	lcd0: display {
> +	lcd0: panel@0 {
>  		compatible = "panel-dsi-cm";
> +		reg = <0>;
>  		label = "lcd0";
>  		vddi-supply = <&lcd_regulator>;
>  		reset-gpios = <&gpio4 5 GPIO_ACTIVE_HIGH>;	/* gpio101 */
> diff --git a/arch/arm/boot/dts/omap3-n950.dts b/arch/arm/boot/dts/omap3-n950.dts
> index 31d47a1fad84..80cf4e1177da 100644
> --- a/arch/arm/boot/dts/omap3-n950.dts
> +++ b/arch/arm/boot/dts/omap3-n950.dts
> @@ -225,8 +225,9 @@ dsi_out_ep: endpoint {
>  		};
>  	};
>  
> -	lcd0: display {
> +	lcd0: panel@0 {
>  		compatible = "nokia,himalaya", "panel-dsi-cm";
> +		reg = <0>;
>  		label = "lcd0";
>  
>  		pinctrl-names = "default";
> diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
> index 1296d0643943..0ebbb6c11f04 100644
> --- a/arch/arm/boot/dts/omap3.dtsi
> +++ b/arch/arm/boot/dts/omap3.dtsi
> @@ -898,6 +898,9 @@ dsi: encoder@4804fc00 {
>  				ti,hwmods = "dss_dsi1";
>  				clocks = <&dss1_alwon_fck>, <&dss2_alwon_fck>;
>  				clock-names = "fck", "sys_clk";
> +
> +				#address-cells = <1>;
> +				#size-cells = <0>;
>  			};
>  
>  			rfbi: encoder@48050800 {
> diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts
> index 91480ac1f328..8a8307517dab 100644
> --- a/arch/arm/boot/dts/omap4-sdp.dts
> +++ b/arch/arm/boot/dts/omap4-sdp.dts
> @@ -662,8 +662,9 @@ dsi1_out_ep: endpoint {
>  		};
>  	};
>  
> -	lcd0: display {
> +	lcd0: panel@0 {
>  		compatible = "tpo,taal", "panel-dsi-cm";
> +		reg = <0>;
>  		label = "lcd0";
>  
>  		reset-gpios = <&gpio4 6 GPIO_ACTIVE_HIGH>;	/* 102 */
> @@ -687,8 +688,9 @@ dsi2_out_ep: endpoint {
>  		};
>  	};
>  
> -	lcd1: display {
> +	lcd1: panel@0 {
>  		compatible = "tpo,taal", "panel-dsi-cm";
> +		reg = <0>;
>  		label = "lcd1";
>  
>  		reset-gpios = <&gpio4 8 GPIO_ACTIVE_HIGH>;	/* 104 */
> diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
> index 4400f5f8e099..c5b426616443 100644
> --- a/arch/arm/boot/dts/omap4.dtsi
> +++ b/arch/arm/boot/dts/omap4.dtsi
> @@ -551,6 +551,9 @@ dsi1: encoder@0 {
>  						clocks = <&l3_dss_clkctrl OMAP4_DSS_CORE_CLKCTRL 8>,
>  							 <&l3_dss_clkctrl OMAP4_DSS_CORE_CLKCTRL 10>;
>  						clock-names = "fck", "sys_clk";
> +
> +						#address-cells = <1>;
> +						#size-cells = <0>;
>  					};
>  				};
>  
> @@ -583,6 +586,9 @@ dsi2: encoder@0 {
>  						clocks = <&l3_dss_clkctrl OMAP4_DSS_CORE_CLKCTRL 8>,
>  						         <&l3_dss_clkctrl OMAP4_DSS_CORE_CLKCTRL 10>;
>  						clock-names = "fck", "sys_clk";
> +
> +						#address-cells = <1>;
> +						#size-cells = <0>;
>  					};
>  				};
>  
> diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi
> index fb889c5b00c9..0855c0a4050f 100644
> --- a/arch/arm/boot/dts/omap5.dtsi
> +++ b/arch/arm/boot/dts/omap5.dtsi
> @@ -491,6 +491,9 @@ dsi1: encoder@0 {
>  						status = "disabled";
>  						clocks = <&dss_clkctrl OMAP5_DSS_CORE_CLKCTRL 8>;
>  						clock-names = "fck";
> +
> +						#address-cells = <1>;
> +						#size-cells = <0>;
>  					};
>  				};
>  
> @@ -522,6 +525,9 @@ dsi2: encoder@0 {
>  						status = "disabled";
>  						clocks = <&dss_clkctrl OMAP5_DSS_CORE_CLKCTRL 8>;
>  						clock-names = "fck";
> +
> +						#address-cells = <1>;
> +						#size-cells = <0>;
>  					};
>  				};
>  

-- 
Regards,

Laurent Pinchart