From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 12A5A106ACD1 for ; Thu, 12 Mar 2026 23:35:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=3l08SSYkKyUf9NL2bxVN1z7H+hL8rduwqKbpotBG9fM=; b=3ED9np36RSlwQxXGVMIfGYE9Rh o0fehgo129YD4vKC5ioYNjVYcoV3GZKxwOYydVnzvg/4U9Mr+FqwTQz6MUvnoZHkac0deNS9LI2j5 bbdCwdfYexc8tCxIV3TzrVOzwI2NpLBsSJYQOjFteT//FpCpQ58Z/TBYL8TMbQkff3S95/InGHFim Xg8eZadVuzjvNr3hHxydUu0wZtQkWftpc1uYpaZKngxz1f85KQzlxa+5dw3XiGdJnEYu9zE/KRNhF A4Bd7JrGKgr4PB/m8qKpeDe6ZE1slk4uZnZwN6dkwwJDG4keEQHxFptU9pQp8Codu2d9ilyxYO/4C 96m1iu7Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1w0pYz-0000000FnNV-2yiS; Thu, 12 Mar 2026 23:35:33 +0000 Received: from mx.nabladev.com ([2a00:f820:417:0:178:251:229:89]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1w0pYx-0000000FnMo-07KZ for linux-arm-kernel@lists.infradead.org; Thu, 12 Mar 2026 23:35:32 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 8284A105AED; Fri, 13 Mar 2026 00:35:27 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nabladev.com; s=dkim; t=1773358528; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding; bh=3l08SSYkKyUf9NL2bxVN1z7H+hL8rduwqKbpotBG9fM=; b=RmfNlTEert7CE85O/PjR0pUtHsaLxd/e5A2tB/Bm/4gr3NQHGDwyetqYke1BqKK82/dypV XClEIbZ2uE/G9RnlETqLSAa20ccgOjM5wwh5gIGs5IororsVhjSItHE9Z8Vmu9WVB1bKjb 57bq/y2G9/9eA+ILm9SJVnwiaxoFMxpQeU9VkJ/2kdE5NrYP9/Z0rs/zMBFc4RjELSS34f +ZG+FyHXPs09VALRG4+azZgie8KSkRe1M3HXF6PfyrdcpL3FUwQ5r0N+CW7fFqfo6+Y/rK qG4BkSjIhFwHKHvwoOHnvzO/lcySBr2+fN4tbAD2jxGlQX3uF2/LCUMInb5IEw== From: Marek Vasut To: linux-arm-kernel@lists.infradead.org Cc: Marek Vasut , Christoph Niedermaier , Conor Dooley , Fabio Estevam , Frank Li , Krzysztof Kozlowski , Pengutronix Kernel Team , Rob Herring , Sascha Hauer , devicetree@vger.kernel.org, imx@lists.linux.dev, kernel@dh-electronics.com, linux-kernel@vger.kernel.org Subject: [PATCH] ARM: dts: imx: Add DT overlays for DH i.MX6 DHCOM SoM and boards Date: Fri, 13 Mar 2026 00:34:05 +0100 Message-ID: <20260312233526.200157-1-marex@nabladev.com> X-Mailer: git-send-email 2.51.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260312_163531_369948_A7D0AF89 X-CRM114-Status: GOOD ( 18.08 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add DT overlays to support DH i.MX6 DHCOM SoM carrier board expansion modules. The following DT overlays are implemented: - PDK2: - DH 497-200 Display board in edge connector X12 - DH 505-200 Display board in edge connector X12 - DH 531-100 SPI/I2C board in header X21 - DH 531-200 SPI/I2C board in header X22 - DH 560-200 Display board in edge connector X12 - PicoITX: - DH 626-100 Display board in edge connector X2 Signed-off-by: Marek Vasut --- Cc: Christoph Niedermaier Cc: Conor Dooley Cc: Fabio Estevam Cc: Frank Li Cc: Krzysztof Kozlowski Cc: Pengutronix Kernel Team Cc: Rob Herring Cc: Sascha Hauer Cc: devicetree@vger.kernel.org Cc: imx@lists.linux.dev Cc: kernel@dh-electronics.com Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- arch/arm/boot/dts/nxp/imx/Makefile | 37 +++++++++ ...l-dhcom-overlay-panel-dpi-ch101olhlwh.dtsi | 75 +++++++++++++++++++ .../imx/imx6qdl-dhcom-overlay-panel-dpi.dtsi | 61 +++++++++++++++ ...mx6qdl-dhcom-pdk2-overlay-497-200-x12.dtso | 28 +++++++ ...-pdk2-overlay-505-200-x12-ch101olhlwh.dtso | 26 +++++++ ...mx6qdl-dhcom-pdk2-overlay-531-100-x21.dtso | 32 ++++++++ ...mx6qdl-dhcom-pdk2-overlay-531-100-x22.dtso | 32 ++++++++ ...mx6qdl-dhcom-pdk2-overlay-560-200-x12.dtso | 39 ++++++++++ ...icoitx-overlay-626-100-x2-ch101olhlwh.dtso | 8 ++ .../boot/dts/nxp/imx/imx6qdl-dhcom-som.dtsi | 2 +- 10 files changed, 339 insertions(+), 1 deletion(-) create mode 100644 arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-overlay-panel-dpi-ch101olhlwh.dtsi create mode 100644 arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-overlay-panel-dpi.dtsi create mode 100644 arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-497-200-x12.dtso create mode 100644 arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-505-200-x12-ch101olhlwh.dtso create mode 100644 arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-531-100-x21.dtso create mode 100644 arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-531-100-x22.dtso create mode 100644 arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-560-200-x12.dtso create mode 100644 arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-picoitx-overlay-626-100-x2-ch101olhlwh.dtso diff --git a/arch/arm/boot/dts/nxp/imx/Makefile b/arch/arm/boot/dts/nxp/imx/Makefile index de4142e8f3ce8..856c9f21bd703 100644 --- a/arch/arm/boot/dts/nxp/imx/Makefile +++ b/arch/arm/boot/dts/nxp/imx/Makefile @@ -58,6 +58,31 @@ dtb-$(CONFIG_SOC_IMX53) += \ imx53-voipac-bsb.dtb imx53-qsb-hdmi-dtbs := imx53-qsb.dtb imx53-qsb-hdmi.dtbo imx53-qsrb-hdmi-dtbs := imx53-qsrb.dtb imx53-qsb-hdmi.dtbo + +imx6qdl-dhcom-pdk2-overlay-497-200-x12-dtbs := \ + imx6q-dhcom-pdk2.dtb \ + imx6qdl-dhcom-pdk2-overlay-497-200-x12.dtbo + +imx6qdl-dhcom-pdk2-overlay-505-200-x12-ch101olhlwh-dtbs := \ + imx6q-dhcom-pdk2.dtb \ + imx6qdl-dhcom-pdk2-overlay-505-200-x12-ch101olhlwh.dtbo + +imx6qdl-dhcom-pdk2-overlay-531-100-x21-dtbs := \ + imx6q-dhcom-pdk2.dtb \ + imx6qdl-dhcom-pdk2-overlay-531-100-x21.dtbo + +imx6qdl-dhcom-pdk2-overlay-531-100-x22-dtbs := \ + imx6q-dhcom-pdk2.dtb \ + imx6qdl-dhcom-pdk2-overlay-531-100-x22.dtbo + +imx6qdl-dhcom-pdk2-overlay-560-200-x12-dtbs := \ + imx6q-dhcom-pdk2.dtb \ + imx6qdl-dhcom-pdk2-overlay-560-200-x12.dtbo + +imx6qdl-dhcom-picoitx-overlay-626-100-x2-ch101olhlwh-dtbs := \ + imx6q-dhcom-pdk2.dtb \ + imx6qdl-dhcom-picoitx-overlay-626-100-x2-ch101olhlwh.dtbo + dtb-$(CONFIG_SOC_IMX6Q) += \ imx6dl-alti6p.dtb \ imx6dl-apf6dev.dtb \ @@ -179,6 +204,18 @@ dtb-$(CONFIG_SOC_IMX6Q) += \ imx6q-cubox-i-som-v15.dtb \ imx6q-dfi-fs700-m60.dtb \ imx6q-dhcom-pdk2.dtb \ + imx6qdl-dhcom-pdk2-overlay-497-200-x12.dtb \ + imx6qdl-dhcom-pdk2-overlay-497-200-x12.dtbo \ + imx6qdl-dhcom-pdk2-overlay-505-200-x12-ch101olhlwh.dtb \ + imx6qdl-dhcom-pdk2-overlay-505-200-x12-ch101olhlwh.dtbo \ + imx6qdl-dhcom-pdk2-overlay-531-100-x21.dtb \ + imx6qdl-dhcom-pdk2-overlay-531-100-x21.dtbo \ + imx6qdl-dhcom-pdk2-overlay-531-100-x22.dtb \ + imx6qdl-dhcom-pdk2-overlay-531-100-x22.dtbo \ + imx6qdl-dhcom-pdk2-overlay-560-200-x12.dtb \ + imx6qdl-dhcom-pdk2-overlay-560-200-x12.dtbo \ + imx6qdl-dhcom-picoitx-overlay-626-100-x2-ch101olhlwh.dtb \ + imx6qdl-dhcom-picoitx-overlay-626-100-x2-ch101olhlwh.dtbo \ imx6q-display5-tianma-tm070-1280x768.dtb \ imx6q-dmo-edmqmx6.dtb \ imx6q-dms-ba16.dtb \ diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-overlay-panel-dpi-ch101olhlwh.dtsi b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-overlay-panel-dpi-ch101olhlwh.dtsi new file mode 100644 index 0000000000000..afdb936f1d4e3 --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-overlay-panel-dpi-ch101olhlwh.dtsi @@ -0,0 +1,75 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/* + * Copyright (C) 2021 Marek Vasut + */ +/dts-v1/; +/plugin/; + +#include "imx6qdl-dhcom-overlay-panel-dpi.dtsi" + +&{/} { + lvds-encoder { + compatible = "onnn,fin3385", "lvds-encoder"; + pclk-sample = <1>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + lvds_bridge_in: endpoint { + remote-endpoint = <&ipu1_dpi0_out>; + }; + }; + + port@1 { + reg = <1>; + + lvds_bridge_out: endpoint { + remote-endpoint = <&panel_in>; + }; + }; + }; + }; +}; + +&display_bl { + pwms = <&pwm1 0 5000000 0>; +}; + +&i2c2 { + #address-cells = <1>; + #size-cells = <0>; + + touchscreen@41 { + compatible = "ilitek,ili251x"; + reg = <0x41>; + interrupt-parent = <&gpio4>; + interrupts = <7 IRQ_TYPE_EDGE_FALLING>; + reset-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>; + touchscreen-size-x = <16384>; + touchscreen-size-y = <9600>; + touchscreen-inverted-x; + touchscreen-inverted-y; + }; + + eeprom@50 { + compatible = "atmel,24c04"; + reg = <0x50>; + pagesize = <16>; + }; +}; + +&ipu1_dpi0_out { + remote-endpoint = <&lvds_bridge_in>; +}; + +&panel { + compatible = "chefree,ch101olhlwh-002"; +}; + +&panel_in { + remote-endpoint = <&lvds_bridge_out>; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-overlay-panel-dpi.dtsi b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-overlay-panel-dpi.dtsi new file mode 100644 index 0000000000000..5db43e2e240b8 --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-overlay-panel-dpi.dtsi @@ -0,0 +1,61 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/* + * Copyright (C) 2021 Marek Vasut + */ +#include +#include +#include +#include + +&{/} { + display_bl: display-bl { + compatible = "pwm-backlight"; + brightness-levels = <0 16 22 30 40 55 75 102 138 188 255>; + default-brightness-level = <8>; + enable-gpios = <&gpio3 27 GPIO_ACTIVE_HIGH>; + status = "okay"; + }; + + lcd_display: disp0 { + compatible = "fsl,imx-parallel-display"; + #address-cells = <1>; + #size-cells = <0>; + interface-pix-fmt = "rgb24"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ipu1_lcdif>; + status = "okay"; + + port@0 { + reg = <0>; + + ipu1_display_in: endpoint { + remote-endpoint = <&ipu1_di0_disp0>; + }; + }; + + port@1 { + reg = <1>; + + ipu1_dpi0_out: endpoint { + remote-endpoint = <&panel_in>; + }; + }; + }; + + panel: panel { + backlight = <&display_bl>; + + port { + panel_in: endpoint { + }; + }; + }; +}; + +&ipu1_di0_disp0 { + remote-endpoint = <&ipu1_display_in>; +}; + +&pwm1 { + status = "okay"; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-497-200-x12.dtso b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-497-200-x12.dtso new file mode 100644 index 0000000000000..277278085442e --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-497-200-x12.dtso @@ -0,0 +1,28 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/* + * Copyright (C) 2021 Marek Vasut + */ +/dts-v1/; +/plugin/; + +#include "imx6qdl-dhcom-overlay-panel-dpi.dtsi" + +&display_bl { + pwms = <&pwm1 0 50000 PWM_POLARITY_INVERTED>; +}; + +&ipu1_dpi0_out { + remote-endpoint = <&panel_in>; +}; + +&panel { + compatible = "dataimage,scf0700c48ggu18"; +}; + +&panel_in { + remote-endpoint = <&ipu1_dpi0_out>; +}; + +&touch_i2c { /* TSC2004 */ + status = "okay"; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-505-200-x12-ch101olhlwh.dtso b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-505-200-x12-ch101olhlwh.dtso new file mode 100644 index 0000000000000..43b96e7908392 --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-505-200-x12-ch101olhlwh.dtso @@ -0,0 +1,26 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/* + * Copyright (C) 2021 Marek Vasut + */ +/dts-v1/; +/plugin/; + +#include "imx6qdl-dhcom-overlay-panel-dpi-ch101olhlwh.dtsi" + +&{/} { + gpio-keys { + /* BUTTON1 GPIO-B conflicts with touchscreen reset */ + button-1 { + /* Use status as /delete-node/ does not work in DTOs */ + status = "disabled"; + }; + }; + + led { + /* LED7 GPIO-H conflicts with touchscreen IRQ */ + led-7 { + /* Use status as /delete-node/ does not work in DTOs */ + status = "disabled"; + }; + }; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-531-100-x21.dtso b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-531-100-x21.dtso new file mode 100644 index 0000000000000..3ce48b07e3ea6 --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-531-100-x21.dtso @@ -0,0 +1,32 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/* + * Copyright (C) 2021 Marek Vasut + */ +/dts-v1/; +/plugin/; + +&i2c2 { + #address-cells = <1>; + #size-cells = <0>; + + eeprom@56 { + compatible = "atmel,24c04"; + reg = <0x56>; + pagesize = <16>; + }; +}; + +&ecspi1 { + status = "okay"; + #address-cells = <1>; + #size-cells = <0>; + + eeprom@1 { + compatible = "microchip,25aa010a", "atmel,at25"; + reg = <1>; + address-width = <8>; + pagesize = <16>; + size = <128>; + spi-max-frequency = <5000000>; + }; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-531-100-x22.dtso b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-531-100-x22.dtso new file mode 100644 index 0000000000000..a8d81106c1647 --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-531-100-x22.dtso @@ -0,0 +1,32 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/* + * Copyright (C) 2021 Marek Vasut + */ +/dts-v1/; +/plugin/; + +&i2c1 { + #address-cells = <1>; + #size-cells = <0>; + + eeprom@56 { + compatible = "atmel,24c04"; + reg = <0x56>; + pagesize = <16>; + }; +}; + +&ecspi2 { + status = "okay"; + #address-cells = <1>; + #size-cells = <0>; + + eeprom@0 { + compatible = "microchip,25aa010a", "atmel,at25"; + reg = <0>; + address-width = <8>; + pagesize = <16>; + size = <128>; + spi-max-frequency = <5000000>; + }; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-560-200-x12.dtso b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-560-200-x12.dtso new file mode 100644 index 0000000000000..16ad61545e933 --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2-overlay-560-200-x12.dtso @@ -0,0 +1,39 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/* + * Copyright (C) 2021 Marek Vasut + */ +/dts-v1/; +/plugin/; + +#include "imx6qdl-dhcom-overlay-panel-dpi.dtsi" + +&display_bl { + pwms = <&pwm1 0 50000 PWM_POLARITY_INVERTED>; +}; + +&ipu1_dpi0_out { + remote-endpoint = <&panel_in>; +}; + +&panel { + compatible = "edt,etm0700g0edh6"; +}; + +&panel_in { + remote-endpoint = <&ipu1_dpi0_out>; +}; + +&i2c2 { + #address-cells = <1>; + #size-cells = <0>; + + touchscreen@38 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_dhcom_e>; + compatible = "edt,edt-ft5406"; + reg = <0x38>; + /* Touchscreen IRQ GPIO-E conflicts with LED5 GPIO */ + interrupt-parent = <&gpio4>; + interrupts = <5 IRQ_TYPE_EDGE_FALLING>; /* GPIO E */ + }; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-picoitx-overlay-626-100-x2-ch101olhlwh.dtso b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-picoitx-overlay-626-100-x2-ch101olhlwh.dtso new file mode 100644 index 0000000000000..861306d74a58a --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-picoitx-overlay-626-100-x2-ch101olhlwh.dtso @@ -0,0 +1,8 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/* + * Copyright (C) 2023 Marek Vasut + */ +/dts-v1/; +/plugin/; + +#include "imx6qdl-dhcom-overlay-panel-dpi-ch101olhlwh.dtsi" diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-som.dtsi b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-som.dtsi index af0d95396cd51..3a577d526bb9c 100644 --- a/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-som.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-som.dtsi @@ -303,7 +303,7 @@ ldo2_reg: ldo2 { }; }; - touchscreen@49 { /* TSC2004 */ + touch_i2c: touchscreen@49 { /* TSC2004 */ compatible = "ti,tsc2004"; interrupts-extended = <&gpio4 14 IRQ_TYPE_EDGE_FALLING>; pinctrl-0 = <&pinctrl_tsc2004>; -- 2.51.0