From nobody Sat Jul 25 23:42:23 2026 Received: from mail-244107.protonmail.ch (mail-244107.protonmail.ch [109.224.244.107]) (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 7718B39DBFD; Sat, 11 Jul 2026 10:19:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=109.224.244.107 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783765145; cv=none; b=Zdqjgg1Kgu3Uqg5dz4g8XzSw4TAA9NX9LbgPjsxIf5EfCLFqzmnTyO0YgtfSL75uH5lBdldHl1ggNZpfzuzCQxV9f2mZWzGidbSZcQIMxCSXEeEbeoJTtvJEVyyno5KVqk8xCgH8vJ2WpJWGTTK/0PDGxpjvldoygW3c5nP9ELg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783765145; c=relaxed/simple; bh=ZwdDjcy0Qsgh7vMnudFHGZ1Kq3qz28u3fyIoUAPg3h0=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=aRkwshpCpzPbYbkTjCyA4FkFQcH7HgSZ2kfcdNj7smb4ujZG/iGmWYHSBw2OUZqDyY5YZxmkcLDdgcI8RzWu5acFUdPr6Zm7nJAVD8pJ22+b8e1de6itR7UVi5d1f3DyEIjMx/ug5CnWJqdev2/RygXUo0H3aoYOViqggwenNQE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=geanix.com; spf=pass smtp.mailfrom=geanix.com; dkim=pass (2048-bit key) header.d=geanix.com header.i=@geanix.com header.b=U9wlEeCc; arc=none smtp.client-ip=109.224.244.107 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=geanix.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=geanix.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=geanix.com header.i=@geanix.com header.b="U9wlEeCc" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=geanix.com; s=protonmail3; t=1783765137; x=1784024337; bh=uwZcD9oCcJmUYi50fgjUwSiBvuGKxzR2NWxkF73vgDs=; h=From:Date:Subject:Message-Id:To:Cc:From:To:Cc:Date:Subject: Reply-To:Feedback-ID:Message-ID:BIMI-Selector; b=U9wlEeCcjarsPOAFv1o7FvFOs3pX1ydKaSsOZ/HmOkpKKVAJbwOsVREvDdUa7wtiu 1gOby98rul/HORO72xYs+yjzA+zxzzvDoCMyy6WGzrWQM6wHaX+YQLFQhe1TA+Xaxs qo4AUkSWsJP6SOgm+P0VZ12ISs8rLBPd4ucJvCXDyCMJLVSKwO+viJCF+w0nDGLxP6 LSFGr3/iLCf7QT+ev9GhiHsGVaJxSmXDqSInL/TuuwBDfzlzde9f9/oBk+DRV2lNUK SIlpK1d0VvQmRUI6Ws7ntovMQJe91CmpJHfeEDjtfEIZklvAQGkJjj4qT8ED0lZjSc U6vof3GXvkB1Q== X-Pm-Submission-Id: 4gy4Rh2ndZz1DDLC From: Esben Haabendal Date: Sat, 11 Jul 2026 12:18:42 +0200 Subject: [PATCH v2] arm64: dts: imx8mq: Add DCSS node 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: <20260711-imx8mq-dcss-device-tree-node-v2-1-037026d45c21@geanix.com> X-B4-Tracking: v=1; b=H4sIAAAAAAAC/42NQQ6CMBBFr0K6dkzbgKAr72FYYGcKY0KrLRIM6 d0teAGXL3n//VVECkxRXIpVBJo5sncZ9KEQZuhcT8CYWWipT7JWEnhcmvEFaGIEzANDMAUicB4 JzmirBkk2FXUiJ56BLC97/tb+OL7vDzLT1tyMgePkw2f/n9Xm/Xk1K1BgTa1LtFjVJV176hwvR +NH0aaUvj5CT1TbAAAA X-Change-ID: 20260710-imx8mq-dcss-device-tree-node-9df58de085ea To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Laurentiu Palcu , Lucas Stach Cc: devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Esben Haabendal X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1783765135; l=2865; i=esben@geanix.com; s=20240523; h=from:subject:message-id; bh=ZwdDjcy0Qsgh7vMnudFHGZ1Kq3qz28u3fyIoUAPg3h0=; b=9U+FP+B+sI5+Yy4IN4c6goXeFARPD6bIzJ8A5UAwiafpOJEx4yZQ38pPfGaP8b822Cc1/A2aH GYjRXapxi1ZDSx1ujuG1oytgbLoGxVKnTc2Rb/iZcxWN8NdivQ4iZ1Q X-Developer-Key: i=esben@geanix.com; a=ed25519; pk=PbXoezm+CERhtgVeF/QAgXtEzSkDIahcWfC7RIXNdEk= Add node for iMX8MQ Display Controller Subsystem. Reviewed-by: Lucas Stach Signed-off-by: Esben Haabendal --- This is basically a resend of a patch from 2020 [1], which seems to have fallen through the cracks. I did not notice that patch before sending my v1. As of v2, this patch is identical to the old patch, so I have added the Reviewed-by tag from that. If that is not proper, please remove it before merging it. [1] https://lore.kernel.org/all/20201125103909.16548-1-laurentiu.palcu@oss.= nxp.com/ --- Changes in v2: - Moved dcss node under aips4 bus. - Link to v1: https://patch.msgid.link/20260710-imx8mq-dcss-device-tree-nod= e-v1-1-fc724dfd574e@geanix.com To: Rob Herring To: Krzysztof Kozlowski To: Conor Dooley To: Frank Li To: Sascha Hauer To: Pengutronix Kernel Team To: Fabio Estevam Cc: devicetree@vger.kernel.org Cc: imx@lists.linux.dev Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- arch/arm64/boot/dts/freescale/imx8mq.dtsi | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dt= s/freescale/imx8mq.dtsi index e60872aeeb49..d75710cdb5b4 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi @@ -1598,6 +1598,29 @@ aips4: bus@32c00000 { /* AIPS4 */ #size-cells =3D <1>; ranges =3D <0x32c00000 0x32c00000 0x400000>; =20 + dcss: display-controller@32e00000 { + compatible =3D "nxp,imx8mq-dcss"; + reg =3D <0x32e00000 0x2d000>, <0x32e2f000 0x1000>; + interrupts =3D <6>, <8>, <9>; + interrupt-names =3D "ctxld", "ctxld_kick", "vblank"; + interrupt-parent =3D <&irqsteer>; + clocks =3D <&clk IMX8MQ_CLK_DISP_APB_ROOT>, + <&clk IMX8MQ_CLK_DISP_AXI_ROOT>, + <&clk IMX8MQ_CLK_DISP_RTRM_ROOT>, + <&clk IMX8MQ_VIDEO2_PLL_OUT>, + <&clk IMX8MQ_CLK_DISP_DTRC>; + clock-names =3D "apb", "axi", "rtrm", "pix", "dtrc"; + assigned-clocks =3D <&clk IMX8MQ_CLK_DISP_AXI>, + <&clk IMX8MQ_CLK_DISP_RTRM>, + <&clk IMX8MQ_VIDEO2_PLL1_REF_SEL>; + assigned-clock-parents =3D <&clk IMX8MQ_SYS1_PLL_800M>, + <&clk IMX8MQ_SYS1_PLL_800M>, + <&clk IMX8MQ_CLK_27M>; + assigned-clock-rates =3D <800000000>, + <400000000>; + status =3D "disabled"; + }; + irqsteer: interrupt-controller@32e2d000 { compatible =3D "fsl,imx8m-irqsteer", "fsl,imx-irqsteer"; reg =3D <0x32e2d000 0x1000>; --- base-commit: 8cdeaa50eae8dad34885515f62559ee83e7e8dda change-id: 20260710-imx8mq-dcss-device-tree-node-9df58de085ea Best regards, -- =20 Esben Haabendal