From nobody Thu Oct 2 07:48:58 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F03551E5B78; Sun, 21 Sep 2025 08:04:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758441861; cv=none; b=WfUVomJ8lqqrG6D3HBOjkTG4XN1uh9KbcYIKj1Z6umRw6EFuFSjh3AJh+x5mMO3bj747xhkoZ68lLrsMSXXz+fxtdxRPDN7CvDpQf3NP2SpiqMfFSwAoeHee6v+iPHvpiHTQ69yOsYxDqlxxnPn7RbhdoJ/L9ECLhp1y6XnPu9I= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758441861; c=relaxed/simple; bh=AhixuexTrd59t99WLu4pyplL2ezihsPR8JW2sbv+/SA=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=kHSKDDQi01kcV2eu4rkr2xonrNtsQxwqR2WIYWESCfw2HmIJN/W82hcCPt1wyLeI9Kau5VJym5xPG4EcDTHpVVd69Am9WcSAzGdIimAVhEO22VLkSxQ8nirKUnIJRox2r5/G90NpaiDouvG4vws/tbWRMs1s1d9VkhT5/Lj6HRU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Wy2xoBbV; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Wy2xoBbV" Received: by smtp.kernel.org (Postfix) with ESMTPS id 91E9CC19423; Sun, 21 Sep 2025 08:04:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1758441860; bh=AhixuexTrd59t99WLu4pyplL2ezihsPR8JW2sbv+/SA=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=Wy2xoBbVTEIsS5TeoEuyTvwUbZdZQKlSIXQPxXo2dZWY46gHH10bM+CoP7AlgJlGU mox/wc52T8hyNWWnOMb32+5Rapb2F2c4GQd0mfQOyu1YWW0XZDBg2v0+kOAwZOvvlY TiyQbJUW4IeLuq77BwHvtFtVbw4iIuGY3Y2v6ZCgsADDu9AhMW+Tik/VYEca3TRzgc P7EGmU7XYrJ+KfjWKZTxTV2fme6YphP6QOCOeC/pxXU7Sx+n2vkTbJ/ew9M1TVKdhY C+Wap4l/rVjRi9lOwIqjbGbdO8p4K3BcmLfyJkISyKSr3JkIbrVC247/CEj9D4fxEA eM8GYQ9eUnq0w== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 87682CAC5AA; Sun, 21 Sep 2025 08:04:20 +0000 (UTC) From: Rudraksha Gupta via B4 Relay Date: Sun, 21 Sep 2025 01:04:22 -0700 Subject: [PATCH v2 4/5] arm64: dts: rk3399-pinephone-pro: Add mount-matrix for magnetometer Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250921-ppp_light_accel_mag_vol-down-v2-4-e6bcc6ca74ae@gmail.com> References: <20250921-ppp_light_accel_mag_vol-down-v2-0-e6bcc6ca74ae@gmail.com> In-Reply-To: <20250921-ppp_light_accel_mag_vol-down-v2-0-e6bcc6ca74ae@gmail.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Rudraksha Gupta , "Leonardo G. Trombetta" X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1758441859; l=1257; i=guptarud@gmail.com; s=20240916; h=from:subject:message-id; bh=qrBum6tpCbh5Y3lzHoCw8XU7jiTEUSu/XrnJwPQpgTg=; b=nT1qSpLmqXY3kXf2eAa35+OKQBlh5iRWQO4vaVL7iV01eONxB+4kQpEtGFWzg9/72TXS4ZKzv g1/JjIWOpo8BN80x3urFZK67WJF+LMFbE/0xGVJV1I57sbL0jFI4AAq X-Developer-Key: i=guptarud@gmail.com; a=ed25519; pk=ETrudRugWAtOpr0OhRiheQ1lXM4Kk4KGFnBySlKDi2I= X-Endpoint-Received: by B4 Relay for guptarud@gmail.com/20240916 with auth_id=211 X-Original-From: Rudraksha Gupta Reply-To: guptarud@gmail.com From: "Leonardo G. Trombetta" After experimenting with the magnetometer on the Pinephone Pro I found out the mount-matrix currently reported by the AF8133J driver is just the identity matrix (no rotation), which is wrong. It would seem to me that there is currently no `mount-matrix` info and that's why the driver reports a trivial answer. As far as I can tell from my tests, a 90 degree clockwise rotation in the XY plane would align it properly. Signed-off-by: Leonardo G. Trombetta Signed-off-by: Rudraksha Gupta --- arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts b/arch/a= rm64/boot/dts/rockchip/rk3399-pinephone-pro.dts index 266a08540dd0fe099319ec703bb0828c8c5c2c25..0a4121b05d36c5a7e05eddbd351= 4a11ae4f7d3eb 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts @@ -561,6 +561,11 @@ af8133j: compass@1c { reset-gpios =3D <&gpio1 RK_PA1 GPIO_ACTIVE_LOW>; avdd-supply =3D <&vcc_3v0>; dvdd-supply =3D <&vcc_1v8>; + + mount-matrix =3D + "0", "1", "0", + "-1", "0", "0", + "0", "0", "1"; }; }; =20 --=20 2.51.0