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Mon, 17 Nov 2025 12:45:25 +0000 X-MS-Exchange-Authentication-Results: spf=softfail (sender IP is 91.26.50.189) smtp.mailfrom=phytec.de; dkim=none (message not signed) header.d=none;dmarc=fail action=quarantine header.from=phytec.de; Received-SPF: SoftFail (protection.outlook.com: domain of transitioning phytec.de discourages use of 91.26.50.189 as permitted sender) Received: from Postix.phytec.de (91.26.50.189) by DU2PEPF00028D0A.mail.protection.outlook.com (10.167.242.170) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9343.9 via Frontend Transport; Mon, 17 Nov 2025 12:45:26 +0000 Received: from llp-varakala.phytec.de (172.25.39.183) by Postix.phytec.de (172.25.0.11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.29; Mon, 17 Nov 2025 13:45:26 +0100 From: Yashwanth Varakala To: , , , , , , CC: , , , , , , Subject: [PATCH v2 1/2] arm64: dts: imx8mp libra: add and update display overlays Date: Mon, 17 Nov 2025 13:45:14 +0100 Message-ID: <20251117124515.26675-2-y.varakala@phytec.de> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20251117124515.26675-1-y.varakala@phytec.de> References: <20251117124515.26675-1-y.varakala@phytec.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: Postix.phytec.de (172.25.0.11) To Postix.phytec.de (172.25.0.11) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DU2PEPF00028D0A:EE_|GV1P195MB1763:EE_ X-MS-Office365-Filtering-Correlation-Id: 73fd7337-e976-4d7d-24a5-08de25d72f0b X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|376014|36860700013|1800799024|82310400026; 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X-OriginatorOrg: phytec.de X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Nov 2025 12:45:26.9907 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 73fd7337-e976-4d7d-24a5-08de25d72f0b X-MS-Exchange-CrossTenant-Id: e609157c-80e2-446d-9be3-9c99c2399d29 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=e609157c-80e2-446d-9be3-9c99c2399d29;Ip=[91.26.50.189];Helo=[Postix.phytec.de] X-MS-Exchange-CrossTenant-AuthSource: DU2PEPF00028D0A.eurprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: GV1P195MB1763 Content-Type: text/plain; charset="utf-8" Add imx8mp-libra-rdk-fpsc-lvds-ph128800t006-zhc01.dtso devicetree display overlay for the i.MX8MP Libra RDK platform. The overlay enable LVDS display configuration. To keep the consistent style of panel and backlight nodes and labels. They are updated in imx8mp-libra base board devicetree and etml1010g3dra display overlay. Signed-off-by: Yashwanth Varakala --- arch/arm64/boot/dts/freescale/Makefile | 8 +++- ...8mp-libra-rdk-fpsc-lvds-etml1010g3dra.dtso | 2 +- ...ibra-rdk-fpsc-lvds-ph128800t006-zhc01.dtso | 44 +++++++++++++++++++ .../dts/freescale/imx8mp-libra-rdk-fpsc.dts | 4 +- 4 files changed, 53 insertions(+), 5 deletions(-) create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-libra-rdk-fpsc-lvd= s-ph128800t006-zhc01.dtso diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/f= reescale/Makefile index 525ef180481d..eb38dcc76b84 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -219,8 +219,12 @@ dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-kontron-dl.dtb =20 dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-kontron-smarc-eval-carrier.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-libra-rdk-fpsc.dtb -imx8mp-libra-rdk-fpsc-lvds-dtbs +=3D imx8mp-libra-rdk-fpsc.dtb imx8mp-libr= a-rdk-fpsc-lvds-etml1010g3dra.dtbo -dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-libra-rdk-fpsc-lvds.dtb +imx8mp-libra-rdk-fpsc-lvds-etml1010g3dra-dtbs +=3D imx8mp-libra-rdk-fpsc.d= tb \ + imx8mp-libra-rdk-fpsc-lvds-etml1010g3dra.dtbo +imx8mp-libra-rdk-fpsc-lvds-ph128800t006-zhc01-dtbs +=3D imx8mp-libra-rdk-f= psc.dtb \ + imx8mp-libra-rdk-fpsc-lvds-ph128800t006-zhc01.dtbo +dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-libra-rdk-fpsc-lvds-etml1010g3dra.dtb +dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-libra-rdk-fpsc-lvds-ph128800t006-zhc01.= dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-msc-sm2s-ep1.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-navqp.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx8mp-nitrogen-enc-carrier-board.dtb diff --git a/arch/arm64/boot/dts/freescale/imx8mp-libra-rdk-fpsc-lvds-etml1= 010g3dra.dtso b/arch/arm64/boot/dts/freescale/imx8mp-libra-rdk-fpsc-lvds-et= ml1010g3dra.dtso index 1dcf249ca90d..02889d691c01 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-libra-rdk-fpsc-lvds-etml1010g3dr= a.dtso +++ b/arch/arm64/boot/dts/freescale/imx8mp-libra-rdk-fpsc-lvds-etml1010g3dr= a.dtso @@ -34,7 +34,7 @@ &lvds_bridge { status =3D "okay"; }; =20 -&panel0_lvds { +&panel_lvds0 { compatible =3D "edt,etml1010g3dra"; status =3D "okay"; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mp-libra-rdk-fpsc-lvds-ph128= 800t006-zhc01.dtso b/arch/arm64/boot/dts/freescale/imx8mp-libra-rdk-fpsc-lv= ds-ph128800t006-zhc01.dtso new file mode 100644 index 000000000000..418c8536e791 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mp-libra-rdk-fpsc-lvds-ph128800t006= -zhc01.dtso @@ -0,0 +1,44 @@ +// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT) +/* + * Copyright (C) 2025 PHYTEC Messtechnik GmbH + */ + +#include +#include + +/dts-v1/; +/plugin/; + +&backlight_lvds0 { + brightness-levels =3D <0 8 16 32 64 128 255>; + default-brightness-level =3D <8>; + enable-gpios =3D <&gpio5 23 GPIO_ACTIVE_LOW>; + num-interpolated-steps =3D <2>; + pwms =3D <&pwm1 0 66667 0>; + status =3D "okay"; +}; + +&lcdif2 { + status =3D "okay"; +}; + +&lvds_bridge { + assigned-clocks =3D <&clk IMX8MP_CLK_MEDIA_LDB>, <&clk IMX8MP_VIDEO_PLL1>; + assigned-clock-parents =3D <&clk IMX8MP_VIDEO_PLL1_OUT>; + /* + * The LVDS panel uses 66.5 MHz pixel clock, set IMX8MP_VIDEO_PLL1 to + * 66.5 * 7 =3D 465.5 MHz so the LDB serializer and LCDIFv3 scanout + * engine can reach accurate pixel clock of exactly 66.5 MHz. + */ + assigned-clock-rates =3D <0>, <465500000>; + status =3D "okay"; +}; + +&panel_lvds0 { + compatible =3D "powertip,ph128800t006-zhc01"; + status =3D "okay"; +}; + +&pwm1 { + status =3D "okay"; +}; diff --git a/arch/arm64/boot/dts/freescale/imx8mp-libra-rdk-fpsc.dts b/arch= /arm64/boot/dts/freescale/imx8mp-libra-rdk-fpsc.dts index 7a20284b0a29..4ffc950711d8 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-libra-rdk-fpsc.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-libra-rdk-fpsc.dts @@ -15,7 +15,7 @@ / { "phytec,imx8mp-phycore-fpsc", "fsl,imx8mp"; model =3D "PHYTEC i.MX8MP Libra RDK FPSC"; =20 - backlight_lvds0: backlight0 { + backlight_lvds0: backlight-lvds0 { compatible =3D "pwm-backlight"; pinctrl-0 =3D <&pinctrl_lvds0>; pinctrl-names =3D "default"; @@ -27,7 +27,7 @@ chosen { stdout-path =3D &uart4; }; =20 - panel0_lvds: panel-lvds { + panel_lvds0: panel-lvds0 { /* compatible panel in overlay */ backlight =3D <&backlight_lvds0>; power-supply =3D <®_vdd_3v3>; --=20 2.34.1