From nobody Thu Apr 9 10:30:36 2026 Received: from OSPPR02CU001.outbound.protection.outlook.com (mail-norwayeastazon11013053.outbound.protection.outlook.com [40.107.159.53]) (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 AA866302750; Tue, 10 Mar 2026 01:53:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.159.53 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773107635; cv=fail; b=Ez32Bc/QOV9EMWVWWc/m/YWwT20GaeeUvjm2fthp6z6BLtHQf5awt1ruYfXs5F7eYBnxQ+hig3eP+hr0F1EdDiuba7lvPvVzhQBv69LnebAcFAPP3GU5F3xDCHBdHItImq5mdN2JbAj40cKnn6ugD1kL7ORr1XLrQJNaKkqq6TE= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773107635; c=relaxed/simple; bh=bsCqGmkv2u1Exe8rVk/RPtpssCoCE9tOWWvSplVk7Co=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: Content-Type:MIME-Version; b=LOZfywTtGDSeOZAPu9WrOoEV46fP78hvUR/TmNEx+3Bb+wL9GMlMdtTGtcgBimbKcUn3QLxB3WrbyWTulkOaDYHbBycdMPZjkweKF2OGvBF4TU823UecFtfzxowfw8P00M47QlauvxTr/ONzNBXDjcvN8lbAodZ00V9kSZGU9Fc= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nxp.com; spf=pass smtp.mailfrom=nxp.com; dkim=pass (2048-bit key) header.d=nxp.com header.i=@nxp.com header.b=Xi+1WPAP; arc=fail smtp.client-ip=40.107.159.53 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nxp.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=nxp.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=nxp.com header.i=@nxp.com header.b="Xi+1WPAP" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=UcLU/LOpdyeCjma1KGXdnyoUy7yWC/UyDEaFQSkndprjFeAeUT6STAJEzo+f7nK3w+gVpDIK6OuAWkIs3c1UK1wwL7QkJ+I1KmPMGq8mkjaK3PeAcZr4MemUC932eEtxOxzgAuTsrAONIRgKWYR8eWzbxb/KmON0NZ9LuXP9Kf/fE8y/4/l5t0vbFJbkC2OR2vFBzhwoEQoo5GnuxwnLJM+ho1A37Ku5GNTWAu+oitdWNJgLCfSmMV8o9QSzK669NKnRvsei0xTQ7eRKKyv5cT8LJM0/2+c8QtNC1JLLInzJiT6zdN3hHTTBCQhY98wN82FAyIZHmaZODQnmZdBi/g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=e87oTYFo6x0wcbv2G/DM3RlOz3RZ3sk7332K9QNWF+A=; b=fsXvJi1vAIK/qgJduQ/yzAel1wU8jdHS2Rgh2ZRsM5X0qfRaZMYD+h5w+BerzaRcoKoUreRIpVG20WTtaWkIT9u03aDy8mx3KJ9i61+QYDw/OUvx1g+ZK16RryP31J+vmLxmKgIpmsYzfzjCGUjR2+0oZ3PhRz1WvEekd5DEH/vqdBpY5q9p2SkQa9jWDpFnwBi4SUWshCibALHBk8Gx+UM5tJZAHe+S6C6KZcqpaoJK87R4QJ3weDlVpXkOvsfgWrQo3fg8bmgvTIyo47v7geJ22KsboVDhxe8vtAEUo2yTuNkayHMR03U0R7ds6O+cfyIlGebqBLEKXAcmMRJDzQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nxp.com; dmarc=pass action=none header.from=nxp.com; dkim=pass header.d=nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=e87oTYFo6x0wcbv2G/DM3RlOz3RZ3sk7332K9QNWF+A=; b=Xi+1WPAPX7o+w1qHuTpR3/SUO3L1LmLFIVEr4ixwYm+bLFs4mSvu/zLd0dj3AIOHDbsTctbCPu6yngRBFQdokHI+3EbvKjEWvXYzEKnTA/3Mc93LnVxQeDtjbdlAOsx1LedoOOVXm8WDTIELru0s6w5VR7y3En30iVJdhMUQJriP/lnjttKScCmhiDAe5Aiq0Pi72rmjkp4pDcwYlw574jfkl9d56dV0cQ6xO2PYakdad8r8fcmGslv+SMbJpVDX13EUDuu8VRM/BpXik2i9t76RUkcqAlmjD62b1+dHJbvytfSvtPiY26a5llhCMNTyYdjRhYYDi4VBz40bmu0rUQ== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nxp.com; Received: from VI0PR04MB12114.eurprd04.prod.outlook.com (2603:10a6:800:315::13) by AM9PR04MB8889.eurprd04.prod.outlook.com (2603:10a6:20b:408::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9678.25; Tue, 10 Mar 2026 01:53:43 +0000 Received: from VI0PR04MB12114.eurprd04.prod.outlook.com ([fe80::feda:fd0e:147f:f994]) by VI0PR04MB12114.eurprd04.prod.outlook.com ([fe80::feda:fd0e:147f:f994%5]) with mapi id 15.20.9678.017; Tue, 10 Mar 2026 01:53:43 +0000 From: Sherry Sun To: hongxing.zhu@nxp.com, l.stach@pengutronix.de, Frank.Li@nxp.com, bhelgaas@google.com, lpieralisi@kernel.org, kwilczynski@kernel.org, mani@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com Cc: imx@lists.linux.dev, kernel@pengutronix.de, linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH V7 06/13] arm: dts: imx6qdl: Add Root Port node and PERST property Date: Tue, 10 Mar 2026 09:54:19 +0800 Message-Id: <20260310015426.365675-7-sherry.sun@nxp.com> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20260310015426.365675-1-sherry.sun@nxp.com> References: <20260310015426.365675-1-sherry.sun@nxp.com> Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: SG2PR02CA0056.apcprd02.prod.outlook.com (2603:1096:4:54::20) To VI0PR04MB12114.eurprd04.prod.outlook.com (2603:10a6:800:315::13) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: VI0PR04MB12114:EE_|AM9PR04MB8889:EE_ X-MS-Office365-Filtering-Correlation-Id: 049cf702-1e99-4bd8-bd33-08de7e47dc57 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|366016|376014|19092799006|7416014|52116014|38350700014|921020; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:VI0PR04MB12114.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(1800799024)(366016)(376014)(19092799006)(7416014)(52116014)(38350700014)(921020);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?gXp0jMJy4GoucmaxH1KUTGZ86QOL6uSnheykUCdkWFIm2Ibgha2/3pAQKayF?= =?us-ascii?Q?Hs+st0N2dz79ZA87jQ3pKpUxAMnnox9JX+7pf0yPFbO7XLA0Smoyb/2cciFr?= =?us-ascii?Q?P38SxWkNIooPKMXS6lAQUwdL2O1lGWLmfTDTO+5jjAVh/aFGLPH0kH2IVsFs?= =?us-ascii?Q?hvEVF/ZWgwm86cWqt+DddhYRsTjlIoSszt6SyQ+adXlXvUV7jWskoKi+GP3V?= =?us-ascii?Q?BaJYhwT+Vi4OBqjmc0Xc45q+bR/aW750eXb0YNBIMwfsThp2vWow2qIOplXZ?= =?us-ascii?Q?jOd+GiQIrVEEPFY8h0zuBF7i3gaD+NdjGVMysTREcjkNtfof+bxNeugSFhLf?= =?us-ascii?Q?QXlDuIgF7wyuJ1a3oEPCBvfRNQJJWpoLiHeqFdgwYHGtFNDRiheFtv2nObNW?= =?us-ascii?Q?P0fOE+NDO7jDMU+fMj1AerVVLpSM6bMBXzFA5dA0AHeQyLuMoxF4EeKZG4fl?= =?us-ascii?Q?0WXTCzT9W88dCQ0iK4r5LennTtZnrIy3abykNVdNbTHfqr8cJUFsDdf6MHx1?= =?us-ascii?Q?DXMdDheFZZijdn78dABkQSCQovsJArxCdGIkoxwQM6fO2WuRURyhTrG9cBlO?= =?us-ascii?Q?4lfr3GLKVzv1wg6cDpbwn5ipiic16sojUf96tifgQ4ZO0Cbe1xn2nLc5Ym1Q?= =?us-ascii?Q?ccrGJ+KjQkoOPpCtFygr3Xxt+kjHsYOidsS8Eo1nATCNqrEMMli+iOSePD6D?= =?us-ascii?Q?Hf6ZW+YOgxNPVf+ovFx5+Ebm8k15kRdovbbm3QfpoTAOFV0jaAF/FY+UF6Ga?= =?us-ascii?Q?l9uGNkEzQNvh50mYzl3qA8u9tUK/EWdXYLLGvRia5nbED1JF9NmYqCAUQR4y?= =?us-ascii?Q?DuokM1qn0ClY99uts+BO2CDNIntSncBOplYsXXQQ1YmVEQPHA+Ar5i0V9Ih5?= =?us-ascii?Q?3E8c4A9hnEO/EBoeBKRMScHRLHp2MQb5LEtl5PmXJJ9SO+J2RJyHVuPkYz+f?= =?us-ascii?Q?VCuzsJZ6tGZ66P8MuDvwA6hmgCjNAhorfA9ZchXdOoQ0hOUKZQ3dKmUlga2h?= =?us-ascii?Q?ZbMtAlsCWcWA9U/JabVd3a12KhJVHMdf3RH0sqOdaaw18Jd0i4X7u2TGu+/O?= =?us-ascii?Q?UijNNBtQbqNgUTYDKC+IuPiM5vqsp9ItR1/Ok9YuSG8IArN11Jw8ZOjTwEZf?= =?us-ascii?Q?cIjcefrH5HrotXhUXu8UjE6ZM+pMpTOu9H/C2IkMWbGtnmrb3PfNbVhqT8vn?= =?us-ascii?Q?liuIqwDnCBclUelPXZTPiZLdVvM3+W6Hl/akqgxBiff8cBbdUY8c17evEZNA?= =?us-ascii?Q?iJhOM1Ge0YV5VosICyQdLMCVQp5e7cfj+MzGL367PwLk7Ii70ZXihQJiCBVk?= =?us-ascii?Q?5UvFtTvoEAN4sIMC6KtvwADG/I3G1vFBzrkTOf/FRRYyAsABChB1LU5IyF60?= =?us-ascii?Q?ePR/FTK9vYoBf6GS4lyufovvSJCyRG5yTGmSnEBAWn6o5ETrG9oLcsvY4EnD?= =?us-ascii?Q?dMnGoOZixu1S7zeNN0MZVr7F8yT7wjCp8M36aukElwm4Mf3IgG6sEcQgP2wF?= =?us-ascii?Q?uBEuxgntVRzwrcKkgyyMehLFd7vuSaUfrmZVgd7hBROyBSLVdpsWNxPiKJ+/?= =?us-ascii?Q?FJ/rfjVsw3Jb6AeoauIWAHlc1q4j3fbMsZAoogOjvL27ABi4k4V0O+0nFI2h?= =?us-ascii?Q?phDCrYyAxKD+FXbyDvo6NKqYl7yCfeR52rldpwJdl7gaeqzcEkCKhN5NhleZ?= =?us-ascii?Q?OuI0E5DeXkr593jgu2H9urQapX+Gz1wPfool9zgHA01a9aUxZwzWWSrZne2w?= =?us-ascii?Q?kCzI56Qr4A=3D=3D?= X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 049cf702-1e99-4bd8-bd33-08de7e47dc57 X-MS-Exchange-CrossTenant-AuthSource: VI0PR04MB12114.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Mar 2026 01:53:43.8444 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: rXH5F06N2NIC5HWwlxOeI6dRhhvCyfMXWWfRNK6yOm8kAieM1OBQEBqUs/UnnYCai8BIbL2pgthmuhESqzcvpA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM9PR04MB8889 Content-Type: text/plain; charset="utf-8" Since describing the PCIe PERST# property under Host Bridge node is now deprecated, it is recommended to add it to the Root Port node, so creating the Root Port node and add the reset-gpios property in Root Port. Signed-off-by: Sherry Sun --- arch/arm/boot/dts/nxp/imx/imx6qdl-sabresd.dtsi | 5 +++++ arch/arm/boot/dts/nxp/imx/imx6qdl.dtsi | 11 +++++++++++ arch/arm/boot/dts/nxp/imx/imx6qp-sabreauto.dts | 5 +++++ 3 files changed, 21 insertions(+) diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-sabresd.dtsi b/arch/arm/boot= /dts/nxp/imx/imx6qdl-sabresd.dtsi index ba29720e3f72..fe9046c03ddd 100644 --- a/arch/arm/boot/dts/nxp/imx/imx6qdl-sabresd.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-sabresd.dtsi @@ -754,11 +754,16 @@ lvds0_out: endpoint { &pcie { pinctrl-names =3D "default"; pinctrl-0 =3D <&pinctrl_pcie>; + /* This property is deprecated, use reset-gpios from the Root Port node. = */ reset-gpio =3D <&gpio7 12 GPIO_ACTIVE_LOW>; vpcie-supply =3D <®_pcie>; status =3D "okay"; }; =20 +&pcie_port0 { + reset-gpios =3D <&gpio7 12 GPIO_ACTIVE_LOW>; +}; + &pwm1 { pinctrl-names =3D "default"; pinctrl-0 =3D <&pinctrl_pwm1>; diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl.dtsi b/arch/arm/boot/dts/nxp= /imx/imx6qdl.dtsi index 76e6043e1f91..eeb376193398 100644 --- a/arch/arm/boot/dts/nxp/imx/imx6qdl.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx6qdl.dtsi @@ -289,6 +289,17 @@ pcie: pcie@1ffc000 { <&clks IMX6QDL_CLK_PCIE_REF_125M>; clock-names =3D "pcie", "pcie_bus", "pcie_phy"; status =3D "disabled"; + + pcie_port0: pcie@0 { + compatible =3D "pciclass,0604"; + device_type =3D "pci"; + reg =3D <0x0 0x0 0x0 0x0 0x0>; + bus-range =3D <0x01 0xff>; + + #address-cells =3D <3>; + #size-cells =3D <2>; + ranges; + }; }; =20 aips1: bus@2000000 { /* AIPS1 */ diff --git a/arch/arm/boot/dts/nxp/imx/imx6qp-sabreauto.dts b/arch/arm/boot= /dts/nxp/imx/imx6qp-sabreauto.dts index c5b220aeaefd..6b12cab7175f 100644 --- a/arch/arm/boot/dts/nxp/imx/imx6qp-sabreauto.dts +++ b/arch/arm/boot/dts/nxp/imx/imx6qp-sabreauto.dts @@ -45,10 +45,15 @@ MX6QDL_PAD_GPIO_6__ENET_IRQ 0x000b1 }; =20 &pcie { + /* This property is deprecated, use reset-gpios from the Root Port node. = */ reset-gpio =3D <&max7310_c 5 GPIO_ACTIVE_LOW>; status =3D "okay"; }; =20 +&pcie_port0 { + reset-gpios =3D <&max7310_c 5 GPIO_ACTIVE_LOW>; +}; + &sata { status =3D "okay"; }; --=20 2.37.1