linux-kernel - Re: [PATCH v5 3/4] arm64: dts: rockchip: Add magnetometer sensor to Pinephone Pro

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Message-ID: <7420522.MhkbZ0Pkbq@phil>
Date: Mon, 15 Dec 2025 12:38:17 +0100
From: Heiko Stuebner <heiko@...ech.de>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, guptarud@...il.com
Cc: devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
 phone-devel@...r.kernel.org, Rudraksha Gupta <guptarud@...il.com>,
 Ondrej Jirman <megi@....cz>, "Leonardo G. Trombetta" <lgtrombetta@....com>,
 Pavel Machek <pavel@....cz>
Subject:
 Re: [PATCH v5 3/4] arm64: dts: rockchip: Add magnetometer sensor to Pinephone
 Pro

Am Dienstag, 25. November 2025, 04:47:02 Mitteleuropäische Normalzeit schrieb Rudraksha Gupta via B4 Relay:

>  arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts b/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
> index f8c74b43ae9f..03721d71766c 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
> +++ b/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
> @@ -553,6 +553,21 @@ mpu6500@68 {
>  	};
>  };
>  
> +&i2c4 {
> +	af8133j: compass@1c {
> +		compatible = "voltafield,af8133j";
> +		reg = <0x1c>;
> +		reset-gpios = <&gpio1 RK_PA1 GPIO_ACTIVE_LOW>;

reset-gpios below dvdd-*

And for completeness sake, you probably want to also add a simple
pinctrl entry

> +		avdd-supply = <&vcc_3v0>;
> +		dvdd-supply = <&vcc_1v8>;
> +
> +		mount-matrix =
> +			"0", "1", "0",
> +			"-1", "0", "0",
> +			"0", "0", "1";
> +	};
> +};
> +

Thanks
Heiko