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(93-49-2-63.ip317.fastwebnet.it [93.49.2.63]) by mail11.truemail.it (Postfix) with ESMTPA id 28C8A1FFD4; Thu, 23 Jul 2026 12:52:49 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=dolcini.it; s=default; t=1784803969; bh=UPZjx6385XfTl3lCsc9LZtaK8ZER/FanQYRqnLJaM3o=; h=From:To:Subject; b=hYrnhnIcLEuDEwl94B/+pQzyVSMnmax9MYVnqPBHIAmDqmCjg8b3Cl9JPMQD6ltpP Cb219Q2q3/Jyu0QZS0XJAwmi/EhB/PrXfMY39DHgjocNP5cbJSu9Qt0m+hbMLBV2/r dP7i83p12A0sEAHlQZWMVATXK3YbHaOIMhpCAz5bMoouj3aLSX2huSBIts6qNMuiot 8fzmIgi4ITkW0+q5aIysVqv/yhu1FdH+4XJoDWXq49LUR44Xy237OBDobxFFDOOxXC SPYpvr+Gn8lTEkgaXeXXCmfCMRFkNW0lN5SoOqqf5DOdVWrKCkMupDZAjRQwKxSWid Qf5ZZCN7ZQVfw== From: Francesco Dolcini To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam Cc: Francesco Dolcini , devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 1/3] ARM: dts: imx7d-colibri-emmc: Add Toradex Capacitive Touch Display 7" Parallel Date: Thu, 23 Jul 2026 12:52:17 +0200 Message-ID: <20260723105225.194366-2-francesco@dolcini.it> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260723105225.194366-1-francesco@dolcini.it> References: <20260723105225.194366-1-francesco@dolcini.it> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Francesco Dolcini Add a device tree overlay for the Capacitive Touch Display 7" Parallel on the Colibri iMX7 parallel RGB LCD interface. The panel is a LogicTechno LT161010-2NHC 7" WVGA TFT Transmissive LCD and the touch input is provided by an Atmel MaxTouch capacitive touch controller. The touch controller is connected to the Toradex 10-way Capacitive Touch Interface connector available on Iris v2 and Aster carrier boards. The overlay is also combined with the Iris v2 and Aster carrier board device tree to provide a ready-to-use DTB. Link: https://developer.toradex.com/hardware/accessories/displays/capacitive-touch-display-7inch-parallel/ Signed-off-by: Francesco Dolcini --- arch/arm/boot/dts/nxp/imx/Makefile | 12 ++++++ ...i-emmc-panel-cap-touch-7inch-parallel.dtso | 43 +++++++++++++++++++ 2 files changed, 55 insertions(+) create mode 100644 arch/arm/boot/dts/nxp/imx/imx7d-colibri-emmc-panel-cap-touch-7inch-parallel.dtso diff --git a/arch/arm/boot/dts/nxp/imx/Makefile b/arch/arm/boot/dts/nxp/imx/Makefile index 1a2539fa19b4..4d2730000202 100644 --- a/arch/arm/boot/dts/nxp/imx/Makefile +++ b/arch/arm/boot/dts/nxp/imx/Makefile @@ -419,13 +419,25 @@ dtb-$(CONFIG_SOC_IMX6UL) += \ imx6ull-var-som-concerto-full.dtb \ imx6ulz-14x14-evk.dtb \ imx6ulz-bsh-smm-m2.dtb + +imx7d-colibri-emmc-aster-panel-cap-touch-7inch-parallel-dtbs := \ + imx7d-colibri-emmc-aster.dtb \ + imx7d-colibri-emmc-panel-cap-touch-7inch-parallel.dtbo + +imx7d-colibri-emmc-iris-v2-panel-cap-touch-7inch-parallel-dtbs := \ + imx7d-colibri-emmc-iris-v2.dtb \ + imx7d-colibri-emmc-panel-cap-touch-7inch-parallel.dtbo + dtb-$(CONFIG_SOC_IMX7D) += \ imx7d-cl-som-imx7.dtb \ imx7d-colibri-aster.dtb \ imx7d-colibri-emmc-aster.dtb \ + imx7d-colibri-emmc-aster-panel-cap-touch-7inch-parallel.dtb \ imx7d-colibri-emmc-iris.dtb \ imx7d-colibri-emmc-iris-v2.dtb \ + imx7d-colibri-emmc-iris-v2-panel-cap-touch-7inch-parallel.dtb \ imx7d-colibri-emmc-eval-v3.dtb \ + imx7d-colibri-emmc-panel-cap-touch-7inch-parallel.dtbo \ imx7d-colibri-eval-v3.dtb \ imx7d-colibri-iris.dtb \ imx7d-colibri-iris-v2.dtb \ diff --git a/arch/arm/boot/dts/nxp/imx/imx7d-colibri-emmc-panel-cap-touch-7inch-parallel.dtso b/arch/arm/boot/dts/nxp/imx/imx7d-colibri-emmc-panel-cap-touch-7inch-parallel.dtso new file mode 100644 index 000000000000..f336f7b05a2b --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx7d-colibri-emmc-panel-cap-touch-7inch-parallel.dtso @@ -0,0 +1,43 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright (c) Toradex + * + * Toradex Capacitive Touch Display 7" Parallel connected through the 40-way + * Unified Interface Display and 10-way Capacitive Touch Interface connectors + * (as featured on Iris v2 and Aster v1.1 carrier boards). + * + * https://docs.toradex.com/104497-7-inch-parallel-capacitive-touch-display-800x480-datasheet.pdf + * https://developer.toradex.com/hardware/accessories/displays/capacitive-touch-display-7inch-parallel/ + * https://www.toradex.com/accessories/capacitive-touch-display-7-inch-parallel + */ + +/dts-v1/; +/plugin/; + +#include +#include + +&atmel_mxt_ts { + pinctrl-0 = <&pinctrl_atmel_connector>; + /* SODIMM 107 / TOUCH_INT# */ + interrupt-parent = <&gpio2>; + interrupts = <15 IRQ_TYPE_EDGE_FALLING>; + /* SODIMM 106 / TOUCH_RST# */ + reset-gpios = <&gpio2 28 GPIO_ACTIVE_LOW>; + + status = "okay"; +}; + +&backlight { + status = "okay"; +}; + +&lcdif { + status = "okay"; +}; + +&panel_dpi { + compatible = "logictechno,lt161010-2nhc"; + + status = "okay"; +}; -- 2.47.3