linux-kernel - Re: [PATCH] arm64: dts: sun50i-a64-pinephone: Add mount matrix for accelerometer

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Message-ID: <6e5d0e9978bff30559c17f30d1495b59@manjaro.org>
Date: Mon, 16 Sep 2024 23:08:51 +0200
From: Dragan Simic <dsimic@...jaro.org>
To: Andrey Skvortsov <andrej.skvortzov@...il.com>
Cc: Chen-Yu Tsai <wens@...e.org>, Jernej Skrabec <jernej.skrabec@...il.com>,
 Samuel Holland <samuel@...lland.org>, linux-arm-kernel@...ts.infradead.org,
 linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org, Rob Herring
 <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Ondřej Jirman <megi@....cz>
Subject: Re: [PATCH] arm64: dts: sun50i-a64-pinephone: Add mount matrix for
 accelerometer

Hello Andrey,

On 2024-09-16 22:45, Andrey Skvortsov wrote:
> From: Ondřej Jirman <megi@....cz>
> 
> accelerometer is mounted the way x and z-axis are invereted, x and y
> axis have to be spawed to match device orientation.
> The mount matrix is based on PCB drawing and was tested on the device.

This commit summary should be copyedited for grammar and style.  If
you want, I can provide a copyedited version?

> Signed-off-by: Ondrej Jirman <megi@....cz>
> Signed-off-by: Andrey Skvortsov <andrej.skvortzov@...il.com>
> ---
>  arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
> b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
> index bc6af17e9267a..1da7506c38cd0 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
> @@ -229,6 +229,9 @@ accelerometer@68 {
>  		interrupts = <7 5 IRQ_TYPE_EDGE_RISING>; /* PH5 */
>  		vdd-supply = <&reg_dldo1>;
>  		vddio-supply = <&reg_dldo1>;
> +		mount-matrix = "0", "1", "0",
> +				"-1", "0", "0",
> +				"0", "0", "-1";
>  	};
>  };