From nobody Mon Feb 9 23:19:20 2026 Received: from ms.puri.sm (ms.puri.sm [135.181.196.210]) (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 1D2681373; Tue, 27 Jan 2026 23:29:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=135.181.196.210 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769556543; cv=none; b=qijLw3ilWvMwMEJQ+DP0n9khioE/S99VPqjpOeSg/w9/biaxtuPwYnmlSXxn2p9+PwP6+PKSEDBbhSGxdrbFDUtuK9NAe8tYj2bDQ9yjG7vcR8vsL/45vBETSU2ek/ACGJR7YKb/byMDvPG0JA/6F84ygox6rYpevhXW1F0ONGU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769556543; c=relaxed/simple; bh=nB5itl0OfsAcMlRRjvhiZa0Vpr0lRGlYy2oe6AKphVE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=iLDsFoPWKtmWUGNM2TLazfM/Ah9wxgSBSP6+ZpDflg9ppCimMhmMgv3kWaaDzw7v1dVWtbygOM2jdiyb4C/EsbIivEk9YsPdLttiAb8kfW0CK97e7HTF4hut1KcgYaMgxOGRS2X00njdKXAq97ZaD1GeohS9reYNaB4Bl2zLA7c= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=puri.sm; spf=pass smtp.mailfrom=puri.sm; dkim=pass (2048-bit key) header.d=puri.sm header.i=@puri.sm header.b=QFigpDm3; arc=none smtp.client-ip=135.181.196.210 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=puri.sm Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=puri.sm Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=puri.sm header.i=@puri.sm header.b="QFigpDm3" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=puri.sm; s=smtp2; t=1769556532; bh=nB5itl0OfsAcMlRRjvhiZa0Vpr0lRGlYy2oe6AKphVE=; h=From:Date:Subject:To:Cc; b=QFigpDm3M/HXbeVuJlEFZYhGpfUfL4MQrYI5JY6AxkEl+yliw1XHgziURM54N02MW Azd3benz7gvhuACUuJj8fO6DE347VRQwNHn2LHT9tmyEoCwKvF/Xb/3kow2mKPVZeK HinfDqYIYc594uaa/GXaF951mSIw/mhMelwfNTRhHXGCNp7W73LqOnCoQuWgpAQera DjgOeQFP0dA6aF2SSXoNrYsv7BVJCt80BWZKD4o12Mi4z0K61rIjedtLvRuE6J7lRw YNn3slOg/tn5I8lVeF4+Ca6rEMOUqFq5aOe3fU+/BdZC0F29eTjq5tECt4sLtHuGzJ iV+4DtJ7bMqOg== Received: from pliszka.localdomain (79.184.64.12.ipv4.supernova.orange.pl [79.184.64.12]) by ms.puri.sm (Postfix) with ESMTPSA id 1C00F1FA50; Tue, 27 Jan 2026 15:28:50 -0800 (PST) From: Sebastian Krzyszkowiak Date: Wed, 28 Jan 2026 00:28:28 +0100 Subject: [PATCH v2] arm64: dts: imx8mq: Set the correct gpu_ahb clock frequency 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: <20260128-imx8mq-gpu-ahb-clock-v2-1-f32548d46188@puri.sm> X-B4-Tracking: v=1; b=H4sIAAAAAAAC/22Oyw6CMBBFf4V07Sit8nLlfxgWba10Ii3YAYIh/ LuFuDR3dZL7WhiZgIbYNVlYMBMSdj6COCRMW+kbA/iIzEQq8pSnGaCbS/eGph9BWgW67fQL+Ll SstKykrlmMdoH88R5r73XkZUkAypIr+1W1qIf6eQkDSZsdos0dOGzn5j4Fvrticv/vYlDFNfCF LrMClXc+jHgkRyr13X9Asisg/TVAAAA X-Change-ID: 20260105-imx8mq-gpu-ahb-clock-139ba9ca9a6c To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam Cc: devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@puri.sm, Frank Li , Sebastian Krzyszkowiak X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1348; i=sebastian.krzyszkowiak@puri.sm; h=from:subject:message-id; bh=nB5itl0OfsAcMlRRjvhiZa0Vpr0lRGlYy2oe6AKphVE=; b=owEBbQKS/ZANAwAKAejyNc8728P/AcsmYgBpeUoyEZCFYMXUwUaX5gfjPGTC/JuN9qZhu2+65 pdy4BmhMaGJAjMEAAEKAB0WIQQi3Z+uAGoRQ1g2YXzo8jXPO9vD/wUCaXlKMgAKCRDo8jXPO9vD /wG1D/0WomytfwAtHknFNpGvPysCpyApzfcnmCaY8ZJ8/b1Q0vuwi5TnXOZdm9ycpSkKEIiMnNO zmlOOXSS0ux0UzaZEZ3R1nEM21uEARQlw4xP2R/6P4H32ZJhMPumYGpuV1cdXzcHhsGAeVJZMhY NHnks19P0Y3ha1RRLIp9aE2I61x017aQAN2K8xRyLx6bvDSKsgITEJvDxo7nkdwfYH16KkDcpQU cuUEHeoXSPXoSz+wo19f92ApjReZfgZESTiyc325cuFzhm8C2/tHu+y7yePYVGpQvnNJuxKQ8rl i2YncQp+VFI/Wd0K1xSWrwISmQBLi2LVRqLdT4Uy0yYgJUq5P8dNN9awpzgLq4ICNF1SfLg8W9a 292ZeqKhoWFH19xCIrx0bkyVRCYjy9N0f0srsL8GAvx6z/8WzTqKF1LIuaIaNgmd/nxCcnlRthk EubUq0NG28LmT6GxHRpcwH94jHHdZ+piTBJLzpiPBvnkzfZTZ9IYqn87Go5i46GDPCQHlKFoY8T +UdGwtPO8h6SPcGfbbKXEVY0UBZfzLi6OtYYYUfr/bz2PnhkizXEe6t+Nj/MV5NBVSn8JhQVra1 7Ze+jafmKiwNq3AZt1r2kPCUlBjRwboumQOcayFcC67TqEy2yxaZadMt44qebUce4iYBCraXrvD qZj6QAXh8n87cTg== X-Developer-Key: i=sebastian.krzyszkowiak@puri.sm; a=openpgp; fpr=22DD9FAE006A11435836617CE8F235CF3BDBC3FF According to i.MX 8M Quad Reference Manual, GPU_AHB_CLK_ROOT's maximum frequency is 400MHz. Fixes: 45d2c84eb3a2 ("arm64: dts: imx8mq: add GPU node") Reviewed-by: Frank Li Signed-off-by: Sebastian Krzyszkowiak Reviewed-by: Fabio Estevam Reviewed-by: Peng Fan --- Changes in v2: - added Fixes trailer as suggested by Fabio Estevam - Link to v1: https://lore.kernel.org/r/20260124-imx8mq-gpu-ahb-clock-v1-1-= 11c2e7c857b7@puri.sm --- arch/arm64/boot/dts/freescale/imx8mq.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dt= s/freescale/imx8mq.dtsi index 607962f807be..6a25e219832c 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi @@ -1632,7 +1632,7 @@ gpu: gpu@38000000 { <&clk IMX8MQ_GPU_PLL_OUT>, <&clk IMX8MQ_GPU_PLL>; assigned-clock-rates =3D <800000000>, <800000000>, - <800000000>, <800000000>, <0>; + <800000000>, <400000000>, <0>; power-domains =3D <&pgc_gpu>; }; =20 --- base-commit: 24d479d26b25bce5faea3ddd9fa8f3a6c3129ea7 change-id: 20260105-imx8mq-gpu-ahb-clock-139ba9ca9a6c Best regards, --=20 Sebastian Krzyszkowiak