From nobody Tue Apr 7 18:51:34 2026 Received: from DU2PR03CU002.outbound.protection.outlook.com (mail-northeuropeazon11021075.outbound.protection.outlook.com [52.101.65.75]) (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 4645F275AE8; Thu, 26 Feb 2026 16:37:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=52.101.65.75 ARC-Seal: i=3; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772123824; cv=fail; b=LzA+fny4nQFSSdaWZgd0aIEEZngfY0/2zkQDfzzelsX7PBNCFwVeWzukLnLTxnM5vULXGk4tEuSoXPCNnlG6EyIvcvF8zLBKFUivEIiA9XARWLbXqv4G/4E0F4nYGOztbvPle6rgeKmdtjXNac52M8gnBZ+uI/2ktB7tipHGLYw= ARC-Message-Signature: i=3; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772123824; c=relaxed/simple; bh=PzFnQHFMo15lRLTVGX6vIp2DrHaar2CTud9bNwNMHvI=; h=From:Date:Subject:Content-Type:Message-Id:References:In-Reply-To: To:Cc:MIME-Version; b=Qc/XxyGHJzREuzqyXgitGY7tAWzHqq3rVZg69rCAaCKe0PJ+/jZ26VKN+rSRF63Xxul+ATaFmZ3lSYWQbZXw/2G4JQH5oeO/A//mSutLx3Iw7Av8yRjXBXD6SejYjZvv7gOa/m23DcQ23y6sjpcRdom8BxijhhMIK7tZAwX+kjA= ARC-Authentication-Results: i=3; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=solid-run.com; spf=pass smtp.mailfrom=solid-run.com; dkim=pass (1024-bit key) header.d=solidrn.onmicrosoft.com header.i=@solidrn.onmicrosoft.com header.b=B0ik+wZJ; dkim=pass (1024-bit key) header.d=solidrn.onmicrosoft.com header.i=@solidrn.onmicrosoft.com header.b=B0ik+wZJ; arc=fail smtp.client-ip=52.101.65.75 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=solid-run.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=solid-run.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=solidrn.onmicrosoft.com header.i=@solidrn.onmicrosoft.com header.b="B0ik+wZJ"; dkim=pass (1024-bit key) header.d=solidrn.onmicrosoft.com header.i=@solidrn.onmicrosoft.com header.b="B0ik+wZJ" ARC-Seal: i=2; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=pass; b=EfSGzv0pzGvvc3VnJq6vUSaatoCesdoBwUX3cf7Ci90SUQX/MHb6f6g4xY0s1+QXbHPkmVqy7+G+9m1+urqSVIYEXEWuc/91ba9pn9BVF3k3r3p7nbURrvDgzGxrb8YlxWQ6ssQJNACQHN1XcTbtsUahUwiX7G+OSoLWFh75kXD5kEhxVaoYZYqpOk8nNjJQpC6oZzLacmakzP4i30it/xTpj1ZQy74zSAIx88A09EuPa/xjYqaEuQHxr3dtTbQhiOjOZBWfMa1/cLAaUL/AULs14qUMf4AWZx2vhRQ1hCrjheImRT6rXUAj5XIMWMVj9e4fvjmjFkuT0IrKREePtA== ARC-Message-Signature: i=2; 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=EYDinjul30uXcishfiNkyl+TZ7XH9NUT8uPBtA0JayY=; b=hy05yZuUUG4RDXLPN+ShD2zqjuzIxgFnU8ne6B5OvplS2qa2YC/Uy4xmum27nYH7G65M34iC1vGGOaz/786Sqi27kIqJ7i9k87CYa46hXLq2QIN3/YrxbTQIVWf+TYF9ZE3HoOn+HL4TwiHpKEmWGghrbizTVrFwDYBgEvQuvqM2ISizNBcTM2hu5s6MZh591e12XSYCSBKcv5inTWLoJ9E+A3kihgjgv7X8mLPCrOwIAcQ/r7JKPB8nQGoOd5kEoxHjM3/jbhSNSMXgJ9rNkcCU1QMoHs0YbrPxwWSMaGBQGRWC8ONg0Q88QQNGliqn0mUBmcHdtXxMQq/l4zb6mA== ARC-Authentication-Results: i=2; mx.microsoft.com 1; spf=softfail (sender ip is 52.17.62.50) smtp.rcpttodomain=gmail.com smtp.mailfrom=solid-run.com; dmarc=fail (p=none sp=none pct=100) action=none header.from=solid-run.com; dkim=pass (signature was verified) header.d=solidrn.onmicrosoft.com; arc=pass (0 oda=1 ltdi=1 spf=[1,1,smtp.mailfrom=solid-run.com] dkim=[1,1,header.d=solid-run.com] dmarc=[1,1,header.from=solid-run.com]) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=solidrn.onmicrosoft.com; s=selector1-solidrn-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=EYDinjul30uXcishfiNkyl+TZ7XH9NUT8uPBtA0JayY=; b=B0ik+wZJxTX2uqv5AwVyHkZbKMzxufdqdTKfDK4P4tyr4m59yaO9Na85Z1E6lnSE7WUor7vpJqhDRJFrrHKQdUm93TekED0L9JFPGa3A+tduHtapZkwyBAQgEnKalHE0+q8HfIR+cAnUJ4OgOzbQyO9p0zGlbvUShSor9NtRE8o= Received: from AS8PR04CA0104.eurprd04.prod.outlook.com (2603:10a6:20b:31e::19) by AS8PR04MB7927.eurprd04.prod.outlook.com (2603:10a6:20b:2ad::11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9632.23; Thu, 26 Feb 2026 16:36:59 +0000 Received: from AM4PEPF00025F96.EURPRD83.prod.outlook.com (2603:10a6:20b:31e:cafe::5) by AS8PR04CA0104.outlook.office365.com (2603:10a6:20b:31e::19) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.9632.25 via Frontend Transport; Thu, 26 Feb 2026 16:36:42 +0000 X-MS-Exchange-Authentication-Results: spf=softfail (sender IP is 52.17.62.50) smtp.mailfrom=solid-run.com; dkim=pass (signature was verified) header.d=solidrn.onmicrosoft.com;dmarc=fail action=none header.from=solid-run.com; Received-SPF: SoftFail (protection.outlook.com: domain of transitioning solid-run.com discourages use of 52.17.62.50 as permitted sender) Received: from eu-dlp.cloud-sec-av.com (52.17.62.50) by AM4PEPF00025F96.mail.protection.outlook.com (10.167.16.5) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.9654.0 via Frontend Transport; Thu, 26 Feb 2026 16:36:59 +0000 Received: from emails-3380489-12-mt-prod-cp-eu-2.checkpointcloudsec.com (ip-10-20-5-107.eu-west-1.compute.internal [10.20.5.107]) by mta-outgoing-dlp-862-mt-prod-cp-eu-2.checkpointcloudsec.com (Postfix) with ESMTPS id 12A98807D0; Thu, 26 Feb 2026 16:36:59 +0000 (UTC) X-Mailbox-Line: From b'josua@solid-run.com' Thu Feb 26 16:36:52 2026 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=Sbzx/F3pXu5bnnKR4YHAPl0GJ+m8c/9iY1aZLUvX8vrGu86HDWwwT+ig4Se5QrSTsND3j+bMjRI3yCnJSP8tXAYXSV1ZML3+XJ/F3A45VO7eO2mA0YcukM4QXHSXq0MjYjl9OWVjNdzjtTIBcLMWgKSbCUITLerGAxi8PAx9wlATWU7rVg4hIYsijbmCAKStQbDdNIOcfP+ScxZ80cb0x9EHmTndGO9hVMbqo71cfbbBeGBoEByeIKlp90xUNwl1NOfxirRngsbelJMrSST2Oq/QDnB4xgIM3QCpxsWOMbN/ciS9Rl4YN+jeyglo+1AQgQKAQeMbTvZV5pOpUATuHg== 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=EYDinjul30uXcishfiNkyl+TZ7XH9NUT8uPBtA0JayY=; b=pw89t/C+BzmIgGbQ0UPA5cIaMeyecg+27cu+QpG+mnpUSOsuDm8KzkhGHgMyr2MdYVR9nPr/+leTed6Lqsow2eDstYCqFG/9oFKpyZ4oftfqdDcD9+zsIHrevMvkzdVwF9kOe1BssNfVvXcs5MjWRxoNN9H6+xTm/B1olAwXS9ij85lRPTyJev2avJB9R3tRby7iDUQQaBSE8AmVpxzZv7ilKplUWWcngnwx1G+yKhxa9rG9oLbo0JUCZc7Ax1dm81c6gaOPBT0PC+89C4kbwExT/T4D+2lwCdJxsd68iv85ewCn9M/WQ16IhmNEbkCDsvVTI9iulTPW4bhokrc4sg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=solid-run.com; dmarc=pass action=none header.from=solid-run.com; dkim=pass header.d=solid-run.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=solidrn.onmicrosoft.com; s=selector1-solidrn-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=EYDinjul30uXcishfiNkyl+TZ7XH9NUT8uPBtA0JayY=; b=B0ik+wZJxTX2uqv5AwVyHkZbKMzxufdqdTKfDK4P4tyr4m59yaO9Na85Z1E6lnSE7WUor7vpJqhDRJFrrHKQdUm93TekED0L9JFPGa3A+tduHtapZkwyBAQgEnKalHE0+q8HfIR+cAnUJ4OgOzbQyO9p0zGlbvUShSor9NtRE8o= Authentication-Results-Original: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=solid-run.com; Received: from AM9PR04MB8747.eurprd04.prod.outlook.com (2603:10a6:20b:408::11) by DU4PR04MB10767.eurprd04.prod.outlook.com (2603:10a6:10:580::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9654.13; Thu, 26 Feb 2026 16:36:46 +0000 Received: from AM9PR04MB8747.eurprd04.prod.outlook.com ([fe80::a0c7:9bd0:56e1:576a]) by AM9PR04MB8747.eurprd04.prod.outlook.com ([fe80::a0c7:9bd0:56e1:576a%4]) with mapi id 15.20.9654.014; Thu, 26 Feb 2026 16:36:44 +0000 From: Josua Mayer Date: Thu, 26 Feb 2026 18:36:35 +0200 Subject: [PATCH v9 6/8] arm64: dts: imx8mp-hummingboard-iiot: add dt overlays for muxable ports Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260226-imx8mp-hb-iiot-v9-6-4533235eeb34@solid-run.com> References: <20260226-imx8mp-hb-iiot-v9-0-4533235eeb34@solid-run.com> In-Reply-To: <20260226-imx8mp-hb-iiot-v9-0-4533235eeb34@solid-run.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Frank Li Cc: Mikhail Anikin , Yazan Shhady , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, Josua Mayer X-Mailer: b4 0.14.3 X-ClientProxiedBy: TLZP290CA0014.ISRP290.PROD.OUTLOOK.COM (2603:1096:950:9::13) To AM9PR04MB8747.eurprd04.prod.outlook.com (2603:10a6:20b:408::11) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-TrafficTypeDiagnostic: AM9PR04MB8747:EE_|DU4PR04MB10767:EE_|AM4PEPF00025F96:EE_|AS8PR04MB7927:EE_ X-MS-Office365-Filtering-Correlation-Id: be3fafe0-7dec-4ed5-7d40-08de7555434d X-CLOUD-SEC-AV-Info: solidrun,office365_emails,sent,inline X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam-Untrusted: BCL:0;ARA:13230040|366016|376014|52116014|7416014|1800799024|38350700014; X-Microsoft-Antispam-Message-Info-Original: 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 X-Forefront-Antispam-Report-Untrusted: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:AM9PR04MB8747.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(366016)(376014)(52116014)(7416014)(1800799024)(38350700014);DIR:OUT;SFP:1102; X-MS-Exchange-Transport-CrossTenantHeadersStamped: DU4PR04MB10767 X-CLOUD-SEC-AV-INT-Relay: sent X-CLOUD-SEC-AV-UUID: 464e174bfa17433dad6191c617dcd604:solidrun,office365_emails,sent,inline:c670fe34631ff287f38cd6f3c87efa4b X-EOPAttributedMessage: 0 X-MS-Exchange-Transport-CrossTenantHeadersStripped: AM4PEPF00025F96.EURPRD83.prod.outlook.com X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id-Prvs: abbdd443-1194-450d-1474-08de75553a84 X-Microsoft-Antispam: BCL:0;ARA:13230040|82310400026|7416014|1800799024|376014|14060799003|36860700013|35042699022; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:52.17.62.50;CTRY:IE;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:eu-dlp.cloud-sec-av.com;PTR:eu-dlp.cloud-sec-av.com;CAT:NONE;SFS:(13230040)(82310400026)(7416014)(1800799024)(376014)(14060799003)(36860700013)(35042699022);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: Nznu/xFF47BR3NzE9I9YDXC4qPUljLAWLTJDozn/qVxqPr1DzCpCSbKN2f+enOSipjsOMl+lbhny64Ri6Ju1zEMKhiO3PqyNJFAZisnBpPKJatOQFf6m4ApTdObxNOHfiZFOscLJI8sQpGpYPbTyylldn1bzSJlz0lBDIoehH6LAhmgNN1MBvo9iltWfVuYetxSIyNyOOtMBzGyHiFZ2UYMo2j3x2I+nW9LSPpsZCc4yr6Ww7cjC/ENtO/DdGZ4uJXdgfxKCYa0xpF+9HhRARU3HE67s9YbIQpGkRUZYCT+VE4ng4DCEm053hDvb1UIs68ZIYSDtSYORzAS8b9XORGkWsfEGPC48JJcut6XEO7+QCXtnidxMQuStAAcERHiUodWlBGXxXTcjJyzVgKxU3X2vOFmNJOk2E5VypX0d38s7iMXrRtR+7/7hY7X1FUv8 X-OriginatorOrg: solid-run.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Feb 2026 16:36:59.4220 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: be3fafe0-7dec-4ed5-7d40-08de7555434d X-MS-Exchange-CrossTenant-Id: a4a8aaf3-fd27-4e27-add2-604707ce5b82 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=a4a8aaf3-fd27-4e27-add2-604707ce5b82;Ip=[52.17.62.50];Helo=[eu-dlp.cloud-sec-av.com] X-MS-Exchange-CrossTenant-AuthSource: AM4PEPF00025F96.EURPRD83.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR04MB7927 The SolidRun i.MX8MP HummingBoard IIoT has a variety of connectors, and configurable ports: - 2x RS232 - 2x RS485 - DSI Panel Connector - LVDS Panel Connector RS232 and RS485 each share a single UART from the SoC via a mux, which are configured from the base dts for RS232 by default. Provide addons for: 1. Reconfigure UART A from RS232 to RS485. 2. Reconfigure UART B from RS232 to RS485. 3. Configure DSI Connector for Winstar WJ70N3TYJHMNG0 Panel. 4. Configure LVDS Connector for Winstar WF70A8SYJHLNGA Panel. A variation of the base dtb is generated for each addon to ensure that make dtbs_check covers the resulting dtb, and applying overlay is tested during build. It is however expected that bootloader should apply any combination of addons based on runtime configuration. Signed-off-by: Josua Mayer --- arch/arm64/boot/dts/freescale/Makefile | 12 +++ ...hummingboard-iiot-panel-dsi-WJ70N3TYJHMNG0.dtso | 69 ++++++++++++++ ...ummingboard-iiot-panel-lvds-WF70A8SYJHLNGA.dtso | 105 +++++++++++++++++= ++++ .../imx8mp-hummingboard-iiot-rs485-a.dtso | 18 ++++ .../imx8mp-hummingboard-iiot-rs485-b.dtso | 18 ++++ 5 files changed, 222 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/f= reescale/Makefile index 01f6742932fc..8eeb3297fc65 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -237,6 +237,18 @@ dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-evk.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-frdm.dtb DTC_FLAGS_imx8mp-hummingboard-iiot :=3D -@ dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-hummingboard-iiot.dtb +dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-hummingboard-iiot-panel-dsi-WJ70N3TYJHM= NG0.dtbo +imx8mp-hummingboard-iiot-panel-dsi-WJ70N3TYJHMNG0-dtbs +=3D imx8mp-humming= board-iiot.dtb imx8mp-hummingboard-iiot-panel-dsi-WJ70N3TYJHMNG0.dtbo +dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-hummingboard-iiot-panel-dsi-WJ70N3TYJHM= NG0.dtb +dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-hummingboard-iiot-panel-lvds-WF70A8SYJH= LNGA.dtbo +imx8mp-hummingboard-iiot-panel-lvds-WF70A8SYJHLNGA-dtbs +=3D imx8mp-hummin= gboard-iiot.dtb imx8mp-hummingboard-iiot-panel-lvds-WF70A8SYJHLNGA.dtbo +dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-hummingboard-iiot-panel-lvds-WF70A8SYJH= LNGA.dtb +dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-hummingboard-iiot-rs485-a.dtbo +imx8mp-hummingboard-iiot-rs485-a-dtbs +=3D imx8mp-hummingboard-iiot.dtb im= x8mp-hummingboard-iiot-rs485-a.dtbo +dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-hummingboard-iiot-rs485-a.dtb +dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-hummingboard-iiot-rs485-b.dtbo +imx8mp-hummingboard-iiot-rs485-b-dtbs +=3D imx8mp-hummingboard-iiot.dtb im= x8mp-hummingboard-iiot-rs485-b.dtbo +dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-hummingboard-iiot-rs485-b.dtb DTC_FLAGS_imx8mp-hummingboard-mate :=3D -@ dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-hummingboard-mate.dtb DTC_FLAGS_imx8mp-hummingboard-pro :=3D -@ diff --git a/arch/arm64/boot/dts/freescale/imx8mp-hummingboard-iiot-panel-d= si-WJ70N3TYJHMNG0.dtso b/arch/arm64/boot/dts/freescale/imx8mp-hummingboard-= iiot-panel-dsi-WJ70N3TYJHMNG0.dtso new file mode 100644 index 000000000000..e66ee2ce69d8 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mp-hummingboard-iiot-panel-dsi-WJ70= N3TYJHMNG0.dtso @@ -0,0 +1,69 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2025 Josua Mayer + * + * Overlay for enabling HummingBoard IIoT MIPI-DSI connector + * with Winstar WJ70N3TYJHMNG0 panel. + */ + +/dts-v1/; +/plugin/; + +#include +#include + +&{/} { + dsi_backlight: dsi-backlight { + compatible =3D "gpio-backlight"; + gpios =3D <&tca6408_u48 3 GPIO_ACTIVE_LOW>; + }; +}; + +&i2c_dsi { + #address-cells =3D <1>; + #size-cells =3D <0>; + + touchscreen@41 { + compatible =3D "ilitek,ili2130"; + reg =3D <0x41>; + reset-gpios =3D <&tca6408_u48 6 GPIO_ACTIVE_LOW>; + interrupts-extended =3D <&tca6416_u21 13 IRQ_TYPE_LEVEL_LOW>; + }; +}; + +&lcdif1 { + status =3D "okay"; +}; + +&mipi_dsi { + samsung,esc-clock-frequency =3D <10000000>; + #address-cells =3D <1>; + #size-cells =3D <0>; + status =3D "okay"; + + panel@0 { + /* This is a Winstar panel, but the ronbo panel uses same controls. */ + compatible =3D "ronbo,rb070d30"; + reg =3D <0>; + vcc-lcd-supply =3D <®_dsi_panel>; + power-gpios =3D <&tca6408_u48 2 GPIO_ACTIVE_HIGH>; + /* reset is active-low but driver inverts it internally */ + reset-gpios =3D <&tca6408_u48 1 GPIO_ACTIVE_HIGH>; + updn-gpios =3D <&tca6408_u48 5 GPIO_ACTIVE_HIGH>; + shlr-gpios =3D <&tca6408_u48 4 GPIO_ACTIVE_LOW>; + backlight =3D <&dsi_backlight>; + + port { + panel_from_dsim: endpoint { + remote-endpoint =3D <&dsim_to_panel>; + }; + }; + }; + + port@1 { + dsim_to_panel: endpoint { + remote-endpoint =3D <&panel_from_dsim>; + data-lanes =3D <1 2 3 4>; + }; + }; +}; diff --git a/arch/arm64/boot/dts/freescale/imx8mp-hummingboard-iiot-panel-l= vds-WF70A8SYJHLNGA.dtso b/arch/arm64/boot/dts/freescale/imx8mp-hummingboard= -iiot-panel-lvds-WF70A8SYJHLNGA.dtso new file mode 100644 index 000000000000..f8fb7fd0e4e4 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mp-hummingboard-iiot-panel-lvds-WF7= 0A8SYJHLNGA.dtso @@ -0,0 +1,105 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2025 Josua Mayer + * + * Overlay for enabling HummingBoard IIoT LVDS connector + * with Winstar WF70A8SYJHLNGA panel. + */ + +/dts-v1/; +/plugin/; + +#include +#include + +&{/} { + lvds_backlight: lvds-backlight { + compatible =3D "gpio-backlight"; + gpios =3D <&tca6408_u37 3 GPIO_ACTIVE_LOW>; + }; + + panel-lvds { + compatible =3D "winstar,wf70a8syjhlnga", "panel-lvds"; + backlight =3D <&lvds_backlight>; + power-supply =3D <®_dsi_panel>; + enable-gpios =3D <&tca6408_u37 2 GPIO_ACTIVE_HIGH>; + reset-gpios =3D <&tca6408_u37 1 GPIO_ACTIVE_HIGH>; + data-mapping =3D "vesa-24"; + width-mm =3D <154>; + height-mm =3D <86>; + + panel-timing { + /* + * Note: NXP BSP hard-codes 74MHz clock in ldb driver: + * drivers/gpu/drm/imx/imx8mp-ldb.c + * SolidRun BSP carries patch. + */ + clock-frequency =3D <49500000>; + hactive =3D <1024>; + vactive =3D <600>; + hfront-porch =3D <40>; + hback-porch =3D <144>; + hsync-len =3D <104>; + hsync-active =3D <0>; + vfront-porch =3D <3>; + vback-porch =3D <11>; + vsync-len =3D <10>; + vsync-active =3D <1>; + de-active =3D <1>; + }; + + port { + panel_from_lvds: endpoint { + remote-endpoint =3D <&lvds_ch0_out>; + }; + }; + }; +}; + +&i2c_lvds { + #address-cells =3D <1>; + #size-cells =3D <0>; + + touchscreen@41 { + compatible =3D "ilitek,ili2130"; + reg =3D <0x41>; + reset-gpios =3D <&tca6408_u37 6 GPIO_ACTIVE_LOW>; + interrupts-extended =3D <&tca6416_u21 13 IRQ_TYPE_LEVEL_LOW>; + }; +}; + +&lcdif2 { + status =3D "okay"; +}; + +&lvds_bridge { + status =3D "okay"; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + status =3D "okay"; + + port@1 { + lvds_ch0_out: endpoint { + remote-endpoint =3D <&panel_from_lvds>; + }; + }; + }; +}; + +&tca6408_u37 { + lvds-lr-hog { + gpio-hog; + gpios =3D <4 GPIO_ACTIVE_HIGH>; + output-high; + line-name =3D "lvds-l/r"; + }; + + lvds-ud-hog { + gpio-hog; + gpios =3D <5 GPIO_ACTIVE_HIGH>; + output-high; + line-name =3D "lvds-u/d"; + }; +}; diff --git a/arch/arm64/boot/dts/freescale/imx8mp-hummingboard-iiot-rs485-a= .dtso b/arch/arm64/boot/dts/freescale/imx8mp-hummingboard-iiot-rs485-a.dtso new file mode 100644 index 000000000000..7bbf800b78fb --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mp-hummingboard-iiot-rs485-a.dtso @@ -0,0 +1,18 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2025 Josua Mayer + * + * Overlay for enabling HummingBoard IIoT on-board RS485 Port A on connect= or J5004. + */ + +/dts-v1/; +/plugin/; + +&uart3_rs_232_485_mux { + /* select rs485 */ + idle-state =3D <1>; +}; + +&uart3 { + linux,rs485-enabled-at-boot-time; +}; diff --git a/arch/arm64/boot/dts/freescale/imx8mp-hummingboard-iiot-rs485-b= .dtso b/arch/arm64/boot/dts/freescale/imx8mp-hummingboard-iiot-rs485-b.dtso new file mode 100644 index 000000000000..d4bfea886ad1 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mp-hummingboard-iiot-rs485-b.dtso @@ -0,0 +1,18 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2025 Josua Mayer + * + * Overlay for enabling HummingBoard IIoT on-board RS485 Port B on connect= or J5004. + */ + +/dts-v1/; +/plugin/; + +&uart4_rs_232_485_mux { + /* select rs485 */ + idle-state =3D <1>; +}; + +&uart4 { + linux,rs485-enabled-at-boot-time; +}; --=20 2.43.0