linux-kernel - Re: [PATCH 7/7] arm64: dts: ti: k3-am68-sk: Enable DSI on DisplayPort-0

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <4144abf5-82aa-49db-82d7-c1429c12292e@ti.com>
Date: Sat, 19 Apr 2025 15:04:54 +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 7/7] arm64: dts: ti: k3-am68-sk: Enable DSI on
 DisplayPort-0


On 4/11/2025 4:21 PM, Jayesh Choudhary wrote:
> Enable DSI support for AM68-SK platform.
>
> Add DT node for DSI2eDP bridge. The DSI to eDP bridge is sn65dsi86
> on the board.
>
> Add the endpoint nodes to describe connection from:
> DSS => DSI => SN65DSI86 bridge => DisplayPort-0
>
> Set status for all required nodes for DisplayPort-0 as 'okay'.
>
> Signed-off-by: Jayesh Choudhary <j-choudhary@...com>
> ---
>   .../boot/dts/ti/k3-am68-sk-base-board.dts     | 96 +++++++++++++++++++
>   1 file changed, 96 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts b/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts
> index 11522b36e0ce..df54de2d8236 100644
> --- a/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts
> +++ b/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts
> @@ -124,6 +124,35 @@ transceiver4: can-phy3 {
>   		max-bitrate = <5000000>;
>   	};
>   
> +	edp0_refclk: clock-edp0-refclk {
> +		#clock-cells = <0>;
> +		compatible = "fixed-clock";
> +		clock-frequency = <19200000>;
> +	};

I assume on this board and through out series, display is DP not eDP.

do you see possibility to change wording from eDP to DP


> +
> +	dp0_pwr_3v3: fixedregulator-dp0-pwr {
> +		compatible = "regulator-fixed";
> +		regulator-name = "dp0-pwr";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		gpio = <&exp2 2 GPIO_ACTIVE_HIGH>;     /*P0 - DP0_3V3 _EN */
> +		enable-active-high;
> +		regulator-always-on;
> +	};
> +
> [..]