From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from www537.your-server.de (www537.your-server.de [188.40.3.216]) (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 6E4D7381E86; Mon, 13 Jul 2026 07:39:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=188.40.3.216 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783928382; cv=none; b=QMyc2iFZqXS7Vs5d/oorOpbmDmH1s1kEkqMS1Irqy4NRsH5cb8569IXDIpTbl4ZUkHlj4X+84YgXWbsa78Vdp4UN2LZxr4HdOrQbwpaPM2kKvzhgfY9a79RpQy1WtD2ClUauCZqrnH47b1SG/Amoo2oR2qkJajfYDx1yIA9C8UA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783928382; c=relaxed/simple; bh=ksSZ59nZ+tFjcpHFL9xMjgiyHyG/mjmmw4FBXWumJpw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=g5cL+sFmhdX392mpiVQ6CLeofL12Eg9wf5BdzO5baEUcOt2eFQNVc0oqSs6pYJ36oA5IDYiAp1WqgftUsB23hDVDwMVjLlCL05fsal3n+0hVtsHdOpQODXs93jI/CjXTvj8TbWcULZRaphOOEWXBs6gYwfMx7TmLpgi4cprQ7Fc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ew.tq-group.com; spf=pass smtp.mailfrom=ew.tq-group.com; dkim=pass (2048-bit key) header.d=ew.tq-group.com header.i=@ew.tq-group.com header.b=OAftTB7U; arc=none smtp.client-ip=188.40.3.216 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ew.tq-group.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ew.tq-group.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ew.tq-group.com header.i=@ew.tq-group.com header.b="OAftTB7U" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=ew.tq-group.com; s=default2602; h=Content-Type:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID; bh=lQE/wiW/jclgg495wpQG3v/oHjWmW6CVrfT4f354tFE=; b=OAftTB7UCaDl2mOYVvY5EzVa16 k3ucxR6uZJp2FKYnsFqkvb/2f0jqWt+msIBCkx9ZBDuYKeY72RNe5UMGLC9dVXvDeO7Wp+QLvv9vL NL2DaKvFEB8hykhV7wRWmMLnpy/PiXeRMrJ76tMnq7mkAOxkhgvY2Pg+4N+pEEwlS8JLn9RZ9Ggku 3aUMopvFodI4sfNgC+z/benIdjIW48PPZmu76cb4U7Ujk3A6NY7yZ5WlRRL68lQQKQjnIGbxSbw+W Fsd5JrCnQG9IizjZnC4Cv5D2g++BV3vuKzh6h3HQZA2cFLCVRI3DwhFXPjVqfistMtoLjb0ZTBGW4 RfoBftfg==; Received: from sslproxy02.your-server.de ([78.47.166.47]) by www537.your-server.de with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.96.2) (envelope-from ) id 1wjBGD-000Ezk-2W; Mon, 13 Jul 2026 09:39:29 +0200 Received: from localhost ([127.0.0.1]) by sslproxy02.your-server.de with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wjBGD-000BRr-0n; Mon, 13 Jul 2026 09:39:29 +0200 From: Alexander Stein To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Laurentiu Palcu , Lucas Stach , linux-arm-kernel@lists.infradead.org Cc: devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Esben Haabendal , Esben Haabendal Subject: Re: [PATCH v2] arm64: dts: imx8mq: Add DCSS node Date: Mon, 13 Jul 2026 09:39:27 +0200 Message-ID: <2849825.mvXUDI8C0e@steina-w> Organization: TQ-Systems GmbH In-Reply-To: <20260711-imx8mq-dcss-device-tree-node-v2-1-037026d45c21@geanix.com> References: <20260711-imx8mq-dcss-device-tree-node-v2-1-037026d45c21@geanix.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="iso-8859-1" X-Virus-Scanned: Clear (ClamAV 1.4.3/28058/Sun Jul 12 08:25:26 2026) Am Samstag, 11. Juli 2026, 12:18:42 CEST schrieb Esben Haabendal: > Add node for iMX8MQ Display Controller Subsystem. >=20 > 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. >=20 > 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. >=20 > [1] https://lore.kernel.org/all/20201125103909.16548-1-laurentiu.palcu@os= s.nxp.com/ Looks okay so far, similar to the one I was using for tests. Acked-by: Alexander Stein Unfortunately the DP/HDMI output driver is still work in progress and last time I tried (v17 IIRC), it didn't work on my platform. Best regards, Alexander [1] https://lore.kernel.org/all/20260519-dcss-hdmi-upstreaming-v23-0-561552= 4a9c63@oss.nxp.com/ > --- > Changes in v2: > - Moved dcss node under aips4 bus. > - Link to v1: https://patch.msgid.link/20260710-imx8mq-dcss-device-tree-n= ode-v1-1-fc724dfd574e@geanix.com >=20 > 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(+) >=20 > diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/= dts/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>; >=20 > --- > base-commit: 8cdeaa50eae8dad34885515f62559ee83e7e8dda > change-id: 20260710-imx8mq-dcss-device-tree-node-9df58de085ea >=20 > Best regards, > -- =20 > Esben Haabendal >=20 >=20 >=20 =2D-=20 TQ-Systems GmbH | M=FChlstra=DFe 2, Gut Delling | 82229 Seefeld, Germany Amtsgericht M=FCnchen, HRB 105018 Gesch=E4ftsf=FChrer: Detlef Schneider, R=FCdiger Stahl, Stefan Schneider http://www.tq-group.com/