linux-kernel - Re: [PATCH v4 2/2] arm64: dts: ti: k3-j721e-common-proc-board: add DP to j7 evm

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Message-ID: <20220426181301.z7jojik7zh7flh3h@gummy>
Date:   Tue, 26 Apr 2022 13:13:01 -0500
From:   Nishanth Menon <nm@...com>
To:     Rahul T R <r-ravikumar@...com>
CC:     <vigneshr@...com>, <kristo@...nel.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski@...onical.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <tomi.valkeinen@...asonboard.com>,
        <laurent.pinchart@...asonboard.com>, <kishon@...com>
Subject: Re: [PATCH v4 2/2] arm64: dts: ti: k3-j721e-common-proc-board: add
 DP to j7 evm

On 21:05-20220426, Rahul T R wrote:
> From: Tomi Valkeinen <tomi.valkeinen@...com>
> 

[...]

> 
> diff --git a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
> index 2f119e94e783..4b9e3f671781 100644
> --- a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
> +++ b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
> @@ -148,6 +148,28 @@
>  		pinctrl-0 = <&main_mcan2_gpio_pins_default>;
>  		standby-gpios = <&main_gpio0 127 GPIO_ACTIVE_HIGH>;
>  	};
> +
> +	dp_pwr_3v3: regulator-dp-prw {

See feedback in https://lore.kernel.org/all/c50819cb-8234-670f-c7c0-0507af2f96df@linaro.org/

> +		compatible = "regulator-fixed";
> +		regulator-name = "dp-pwr";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		gpio = <&exp4 0 GPIO_ACTIVE_HIGH>; /* P0 - DP0_PWR_SW_EN */
> +		enable-active-high;
> +	};
> +
-- 
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3  1A34 DDB5 849D 1736 249D