linux-kernel - Re: [PATCH] arm64: dts: ti: k3-j721e-common-proc-board-infotainment: Fix nodes for dtbs warnings

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Message-ID: <865e0c92-296f-4fe4-971b-38ebfa90b8b5@ti.com>
Date: Fri, 25 Apr 2025 18:17:48 +0530
From: "Kumar, Udit" <u-kumar1@...com>
To: Jayesh Choudhary <j-choudhary@...com>, <nm@...com>, <vigneshr@...com>,
        <devarsht@...com>, <linux-kernel@...r.kernel.org>
CC: <robh@...nel.org>, <krzk+dt@...nel.org>, <conor+dt@...nel.org>,
        <kristo@...nel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <u-kumar1@...com>
Subject: Re: [PATCH] arm64: dts: ti: k3-j721e-common-proc-board-infotainment:
 Fix nodes for dtbs warnings


On 4/24/2025 1:33 PM, Jayesh Choudhary wrote:
> Fix hdmi-connector and tfp bridge node as per the bindings,
> - remove 'digital' property which is required for DVI connector not HDMI
> - Add 'ti,deskew' property which is a required property
> - Fix ports property for tfp410 bridge
> - Change node names appropriately
>
> Redefine the ports for dss and for k3-j721e-common-proc-board.dts,
> add reg property for the port (@0) to get rid of dtbs_warnings in
> infotainment overlay when ports for dss are re-defined.
>
> Fixes: 9c0fa304fa56 ("arm64: dts: ti: k3-j721e: Add overlay for J721E Infotainment Expansion Board")
> Signed-off-by: Jayesh Choudhary <j-choudhary@...com>
> ---
>   ...-j721e-common-proc-board-infotainment.dtso | 57 +++++++++++--------
>   .../dts/ti/k3-j721e-common-proc-board.dts     |  6 +-
>   2 files changed, 38 insertions(+), 25 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board-infotainment.dtso b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board-infotainment.dtso
> index 65a7e54f0884..e4e5f941f20b 100644
> --- a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board-infotainment.dtso
> +++ b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board-infotainment.dtso
> @@ -15,12 +15,11 @@
>   #include "k3-pinctrl.h"
>   
>   &{/} {
> -	hdmi-connector {
> +	connector-hdmi {
>   		compatible = "hdmi-connector";
>   		label = "hdmi";
>   		type = "a";
>   		ddc-i2c-bus = <&main_i2c1>;
> -		digital;
>   		/* P12 - HDMI_HPD */
>   		hpd-gpios = <&exp6 10 GPIO_ACTIVE_HIGH>;
>   
> @@ -31,28 +30,32 @@ hdmi_connector_in: endpoint {
>   		};
>   	};
>   
> -	dvi-bridge {
> -		#address-cells = <1>;
> -		#size-cells = <0>;
> +	bridge-dvi {
>   		compatible = "ti,tfp410";
>   		/* P10 - HDMI_PDn */
>   		powerdown-gpios = <&exp6 8 GPIO_ACTIVE_LOW>;
> +		ti,deskew = <0>;
>   
> -		port@0 {
> -			reg = <0>;
> +		ports {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			port@0 {
> +				reg = <0>;

Reviewed-by: Udit Kumar <u-kumar1@...com>


>   
> -			tfp410_in: endpoint {
> -				remote-endpoint = <&dpi_out0>;
> -				pclk-sample = <1>;
> [..]