From patchwork Wed Aug 28 07:46:56 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frieder Schrempf X-Patchwork-Id: 13780857 Received: from mail.fris.de (mail.fris.de [116.203.77.234]) (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 44ED0159596 for ; Wed, 28 Aug 2024 07:48:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=116.203.77.234 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724831336; cv=none; b=oN6nQvfs1X9b6MfvDZvYUjiXD+yKWmTqHcMwASf3zoj3nN4yPoSXS/lR15n+qv4clzRzHTJg16yFApYHZL/cWaJXV16n3xuJJXx+oqPyXH/MGDBLJMpfZ/GsrhLSZj2YBC/vE9yOGOhW+wC7AUdrjfi3bfVnr7sF9GfGSOBE1lk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724831336; c=relaxed/simple; bh=ndVpXgzZwgLXLXaQTCNGLeudF+ExJTj8TVrl22il2AI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=PqdmERVZkDsQHc5QDArsqjperwj14wVGoEoPFVcvQXfehJmctmR2iqe42jD0j0jcuOpjdI7M3BQw05JF4ppWrotM92PaKUJeZJrm8enkVzEpYD6TjeuzuY7oyiafGGolhcyQIJjlBuhnS5xtj5ShqNlbn8N6F+8b5TpBaAh1iW4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=fris.de; spf=fail smtp.mailfrom=fris.de; dkim=pass (2048-bit key) header.d=fris.de header.i=@fris.de header.b=DV7ZZhDw; arc=none smtp.client-ip=116.203.77.234 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=fris.de Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=fris.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=fris.de header.i=@fris.de header.b="DV7ZZhDw" Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 4CA50BFC3C; Wed, 28 Aug 2024 09:48:51 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fris.de; s=dkim; t=1724831331; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding:in-reply-to:references; bh=3mVIZ+JXyRBMOprHPOtoPHNbDnPgHzt8uoGB8VCF5QQ=; b=DV7ZZhDwfinsqw55EF3DPXufT/zCnWteV596zdb/e3/9tqkobHvQPGJTNdSeiPsT/ujM5S TW8aTP0iQlvo69Q3q//xNS6Kx2rJp4UsUqmjPhnU06mlCD94D25gcXXrVKa2u5AilsNJb+ QTRGJAqFQQK/sp/NgbmypcBqhhPYZ/4XnzgeKrIMthBJrxe/vsLsAV3yaA+YM3aepEnp/N tflKYtpFj/9xMvbtIUCy4cY6g9a+UZ5hdkv8nLkSK55JnO6a+E8wRUi8fcjRXm735pyywn UrpJg1OjdbZgzpCeddeKb4D0vCvBIxxb7qPLRKH3WzKoJBcSR1kmBuobcISCgQ== From: Frieder Schrempf To: Conor Dooley , devicetree@vger.kernel.org, imx@lists.linux.dev, Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Rob Herring , Sascha Hauer , Shawn Guo Cc: Frieder Schrempf , Alexander Stein , Fabio Estevam , Francesco Dolcini , Gregor Herburger , Joao Paulo Goncalves , Parthiban Nallathambi , Peng Fan , Pengutronix Kernel Team Subject: [PATCH v2 4/4] arm64: dts: imx8mm-kontron: Add DL (Display-Line) overlay with LVDS support Date: Wed, 28 Aug 2024 09:46:56 +0200 Message-ID: <20240828074753.25401-5-frieder@fris.de> In-Reply-To: <20240828074753.25401-1-frieder@fris.de> References: <20240828074753.25401-1-frieder@fris.de> Precedence: bulk X-Mailing-List: imx@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Last-TLS-Session-Version: TLSv1.3 From: Frieder Schrempf The Kontron Electronics DL i.MX8MM consists of the BL i.MX8MM board and a 7" LVDS panel. Provide an overlay that enables the panel. Signed-off-by: Frieder Schrempf --- Note: This might throw the following warnings: Warning (graph_port): /fragment@3: graph port node name should be 'port' Warning (graph_endpoint): /fragment@3/__overlay__: graph endpoint node name should be 'endpoint' Warning (graph_endpoint): /fragment@3/__overlay__: graph connection to node '/fragment@7/__overlay__/ports/port@0/endpoint' is not bidirectional The following fix is available in DTC and queued in linux-next: 84b056a89d ("checks: relax graph checks for overlays") https://git.kernel.org/pub/scm/utils/dtc/dtc.git/commit/?id=84b056a89d3c5b6cf6c5eeeafd4c4b14d6333aa9 Changes for v2: * Update copyright year * Use exisitng MIPI DSI output port from imx8mm.dtsi * Fix pinctrl for GPIO hogs * Fix property order in i2c2 node * Use generic node name for touchscreen --- arch/arm64/boot/dts/freescale/Makefile | 4 + .../boot/dts/freescale/imx8mm-kontron-dl.dtso | 189 ++++++++++++++++++ 2 files changed, 193 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-kontron-dl.dtso diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile index f04c22b7de72e..d8af069139920 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -244,6 +244,10 @@ dtb-$(CONFIG_ARCH_MXC) += imx93-tqma9352-mba93xxla.dtb dtb-$(CONFIG_ARCH_MXC) += imx93-var-som-symphony.dtb dtb-$(CONFIG_ARCH_MXC) += imx95-19x19-evk.dtb +imx8mm-kontron-dl-dtbs := imx8mm-kontron-bl.dtb imx8mm-kontron-dl.dtbo + +dtb-$(CONFIG_ARCH_MXC) += imx8mm-kontron-dl.dtb + imx8mm-venice-gw72xx-0x-imx219-dtbs := imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-imx219.dtbo imx8mm-venice-gw72xx-0x-rpidsi-dtbs := imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-rpidsi.dtbo imx8mm-venice-gw72xx-0x-rs232-rts-dtbs := imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-rs232-rts.dtbo diff --git a/arch/arm64/boot/dts/freescale/imx8mm-kontron-dl.dtso b/arch/arm64/boot/dts/freescale/imx8mm-kontron-dl.dtso new file mode 100644 index 0000000000000..2e40cc3852743 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mm-kontron-dl.dtso @@ -0,0 +1,189 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2024 Kontron Electronics GmbH + */ + +/dts-v1/; +/plugin/; + +#include +#include "imx8mm-pinfunc.h" + +&{/} { + compatible = "kontron,imx8mm-bl", "kontron,imx8mm-sl", "fsl,imx8mm"; + + backlight: backlight { + compatible = "pwm-backlight"; + pwms = <&pwm1 0 50000 0>; + brightness-levels = <0 100>; + num-interpolated-steps = <100>; + default-brightness-level = <100>; + }; + + panel { + compatible = "jenson,bl-jt60050-01a", "panel-lvds"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_panel>; + backlight = <&backlight>; + data-mapping = "vesa-24"; + enable-gpios = <&gpio3 19 GPIO_ACTIVE_HIGH>; + height-mm = <86>; + width-mm = <154>; + + panel-timing { + clock-frequency = <51200000>; + hactive = <1024>; + vactive = <600>; + hsync-len = <1>; + hfront-porch = <160>; + hback-porch = <160>; + vsync-len = <1>; + vfront-porch = <12>; + vback-porch = <23>; + }; + + port { + panel_out_bridge: endpoint { + remote-endpoint = <&bridge_out_panel>; + }; + }; + }; +}; + +&dsi_mux_sel_hdmi { + status = "disabled"; +}; + +&dsi_mux_sel_lvds { + status = "okay"; +}; + +&mipi_dsi_out { + remote-endpoint = <&bridge_in_dsi_lvds>; +}; + +&gpio3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpio3>; + + panel-rst-hog { + gpio-hog; + gpios = <20 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "panel-reset"; + }; + + panel-stby-hog { + gpio-hog; + gpios = <21 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "panel-standby"; + }; + + panel-hinv-hog { + gpio-hog; + gpios = <24 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "panel-horizontal-invert"; + }; + + panel-vinv-hog { + gpio-hog; + gpios = <25 GPIO_ACTIVE_HIGH>; + output-low; + line-name = "panel-vertical-invert"; + }; +}; + +&hdmi { + status = "disabled"; +}; + +&i2c2 { + clock-frequency = <400000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c2>; + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + + touchscreen@5d { + compatible = "goodix,gt928"; + reg = <0x5d>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_touch>; + interrupt-parent = <&gpio3>; + interrupts = <22 8>; + reset-gpios = <&gpio3 23 0>; + irq-gpios = <&gpio3 22 0>; + }; +}; + +&lvds { + status = "okay"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + bridge_in_dsi_lvds: endpoint { + remote-endpoint = <&dsi_out_bridge>; + data-lanes = <1 2>; + }; + }; + + port@2 { + reg = <2>; + + bridge_out_panel: endpoint { + remote-endpoint = <&panel_out_bridge>; + }; + }; + }; +}; + +&pwm1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pwm1>; + status = "okay"; +}; + +&iomuxc { + pinctrl_gpio3: gpio3grp { + fsl,pins = < + MX8MM_IOMUXC_SAI5_RXD3_GPIO3_IO24 0x19 + MX8MM_IOMUXC_SAI5_RXC_GPIO3_IO20 0x19 + MX8MM_IOMUXC_SAI5_RXD0_GPIO3_IO21 0x19 + MX8MM_IOMUXC_SAI5_MCLK_GPIO3_IO25 0x19 + >; + }; + + pinctrl_i2c2: i2c2grp { + fsl,pins = < + MX8MM_IOMUXC_I2C2_SCL_I2C2_SCL 0x40000083 + MX8MM_IOMUXC_I2C2_SDA_I2C2_SDA 0x40000083 + >; + }; + + pinctrl_panel: panelgrp { + fsl,pins = < + MX8MM_IOMUXC_SAI5_RXFS_GPIO3_IO19 0x19 + >; + }; + + pinctrl_pwm1: pwm1grp { + fsl,pins = < + MX8MM_IOMUXC_SPDIF_EXT_CLK_PWM1_OUT 0x6 + >; + }; + + pinctrl_touch: touchgrp { + fsl,pins = < + MX8MM_IOMUXC_SAI5_RXD1_GPIO3_IO22 0x19 + MX8MM_IOMUXC_SAI5_RXD2_GPIO3_IO23 0x19 + >; + }; +};