From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f49.google.com (mail-wm1-f49.google.com [209.85.128.49]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 05B0D318ED7 for ; Thu, 21 May 2026 15:01:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.49 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779375678; cv=none; b=kQB2Bi/rVpPqZa/T3V1IHamgqL9Ys+KNkQqXc0OzPtZNJSy4W6WwmQRDV+zKTdDfyQUhn+bdUvgsWK/3ezi4LgOOeCANR/93WXBUxKDn47ZbLW4OSmOVv46QcN4xniAgdeAktbggzWhWMmRFgwIsuUQZvisyHkRK1Ri/H38bJtg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779375678; c=relaxed/simple; bh=0MidHuZfswIbEYVC5C1PcmUPJtNIgaXPRhO5oeYC/cc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=UuL0f/nT3jdlBPNQZqK84bk07QFxT1Cqac5TagzONZZgMo7WFbQKwNoVoB0SUeov38hLFVfG8Kh4xEgAXkXxoXrhXGkGjr+U+8IDauSzRI1CYwFgEWl6U3EIUoJGhkfhQNAdmoVrPtt2PqUJ+Qb2HutwEbK76itfbltFaVBKHxE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=QGlgDYj3; arc=none smtp.client-ip=209.85.128.49 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="QGlgDYj3" Received: by mail-wm1-f49.google.com with SMTP id 5b1f17b1804b1-48a563e4ef7so49618205e9.0 for ; Thu, 21 May 2026 08:01:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1779375674; x=1779980474; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=UnJ/kwJD1BzZb6v1f/A6vTafil6ZFFTK+y21zbKW+bo=; b=QGlgDYj3Qt2bySU54hCe9WkoR980VC47P8bp4FZEwBPV2OaJU/N+mX8i7yRG9oZHdO yqeruPca97Xu3kU08JNkCHAEtnf4kJddSoXWrwSwJ8ItLaanaL/EGDEGXFRBO4lVmaaa fCSGFLlm9Lcl5hIp2nUBF+O+H5LAm69ajATVX+tTadv5I60Rm+5iCogzm92vq6CoYsZJ WaDTZIppJOAT7XooMBZyqtfMFcmp6732++OIBFiHkCaV923sz52pecalW4GtfkJRT7AY I49fVnm7doJygJYOWZxHEoBoOQgjZlo8qXa8Cj8DU1hf8pylAYbhwneO8OCtgmAPojWe /0fg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1779375674; x=1779980474; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=UnJ/kwJD1BzZb6v1f/A6vTafil6ZFFTK+y21zbKW+bo=; b=CueB6ArddKXJGQ5rSsOc8rR4FAJhHm2L7YFvuLo41+YzQQjuaxaST6jAhevoVXtUzu iITJX74S2HguwC44iJ8sQrQzfcK273oEN7pOeyZYnP/Ir6vttL44XdiUCmA8uNb/hBgU 9txLGvhvvd/KnN3l6FypSL4GTLmpzNN8qMbS1+hWvndNyHb3FyI0EFrnr4nq1lc98Z6l 7nSYO6XVHu8NBj30OE2fQmdUtnZvQdlfKLj3q4wdTzBd4ZChNwTPSBBjUbOV6BsFBj4v HNntjB4pNEWZBPF+hMvugb35eKCLPDwAxvZ69/trmDGqdcA2FTGEX8foF4cMuCpiWXmc synw== X-Forwarded-Encrypted: i=1; AFNElJ9gmHvjwVgWqPyOq+/1iyIb3Q32Gq+aycudZTzjMUSexGVijFuIC7LAD8rvVqUCuirmFUuqwIBPnONoA98=@vger.kernel.org X-Gm-Message-State: AOJu0YzjhN9QgEvW+Yij22BYHUAXDV/4h5OZOCSwoaCW7p+bFxIk9Vyo p0LmeRgXLOPH0dtL8yVaz9ZpljHXKt5Y4MOyhktDD0fVSGuYT0hpGd/z X-Gm-Gg: Acq92OE5bTNZxItuc3l8QM/ilTP7iZ6RmxNGo+Rl/q31zAfHg7tFs5VSIzFZwCm3IzR dP6kEOEsbypr2YVax29MrxtddUHdCtlPE73Lj+7yGkclEAMh9f2+Bp5UK0Rf2xLiqVnf68sHopn aneYcK3yDVySJPooVEYKYCmo3AdkaUWlLLzQ3PU/6SwUtNa5+9Sw+kInhT4WyFf+Lw/CWF1U7lb qWdlKEeRB4gk6qf29Z41cTV95kmZis7EJsSKSf3Siw27GtqxYTbw1/AZEE5P8hZWPsnvBGeJhKD MzdXLl+HQeQ2NHRNU9q8KJK6Gyn7JvLDYWpMZvoWtIxxWOYo+yWwbAGwqQOl4nzmCom2V1ev3ZY qh3/GFdFzlK51QoLobRPMlZA95pnmUWLKML6JmhfloBc4nXHOOajieZXM+nQdAAPi+eez268LV3 6WxMdjSWWuwibMmgTjVVMFSUp4ev5i3iuyP578OsmgoA== X-Received: by 2002:a05:600c:3e86:b0:485:9a50:3370 with SMTP id 5b1f17b1804b1-490360438b4mr58116935e9.8.1779375674175; Thu, 21 May 2026 08:01:14 -0700 (PDT) Received: from vitor-nb (dsl-113-208.bl27.telepac.pt. [176.79.113.208]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4903caede9fsm34056745e9.14.2026.05.21.08.01.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 May 2026 08:01:13 -0700 (PDT) From: Vitor Soares To: Laurent Pinchart , Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Lad Prabhakar , Thierry Reding , Sam Ravnborg Cc: Vitor Soares , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v1 07/15] arm64: dts: ti: k3-am62-verdin: Add Toradex Capacitive Touch Display 7" DSI Date: Thu, 21 May 2026 16:00:43 +0100 Message-ID: <20260521150038.103538-24-ivitro@gmail.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260521150038.103538-17-ivitro@gmail.com> References: <20260521150038.103538-17-ivitro@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Vitor Soares Add a device tree overlay for the Toradex Capacitive Touch Display 7" DSI on the Verdin DSI_1 interface. The display features an internal Texas Instruments SN65DSI83 DSI-to-LVDS bridge driving a Riverdi RVT70HSLNWCA0 7" WSVGA IPS TFT LCD panel. The touch input is provided by an Ilitek ILI2132 capacitive touch controller. Link: https://developer.toradex.com/hardware/accessories/displays/capacitive-touch-display-7inch-dsi Link: https://developer.toradex.com/hardware/accessories/add-ons/dsi-display-adapter/ Assisted-by: Claude:claude-sonnet-4.6 Signed-off-by: Vitor Soares --- arch/arm64/boot/dts/ti/Makefile | 5 + ...m625-verdin-panel-cap-touch-7inch-dsi.dtso | 132 ++++++++++++++++++ 2 files changed, 137 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-am625-verdin-panel-cap-touch-7inch-dsi.dtso diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile index dc397bc693ac..14898f8ab0e2 100644 --- a/arch/arm64/boot/dts/ti/Makefile +++ b/arch/arm64/boot/dts/ti/Makefile @@ -42,6 +42,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-nonwifi-yavia.dtb dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-nonwifi-zinnia.dtb dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-panel-cap-touch-10inch-dsi.dtbo dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-panel-cap-touch-10inch-lvds.dtbo +dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-panel-cap-touch-7inch-dsi.dtbo dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-dahlia-dsi-to-hdmi.dtb dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-dahlia-panel-cap-touch-10inch-dsi.dtb dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-dahlia.dtb @@ -223,6 +224,9 @@ k3-am625-sk-hdmi-audio-dtbs := k3-am625-sk.dtb k3-am62x-sk-hdmi-audio.dtbo k3-am625-verdin-wifi-dev-dsi-to-lvds-panel-cap-touch-10inch-dtbs := \ k3-am625-verdin-wifi-dev.dtb \ k3-am625-verdin-dsi-to-lvds-panel-cap-touch-10inch.dtbo +k3-am625-verdin-wifi-dev-panel-cap-touch-7inch-dsi-dtbs := \ + k3-am625-verdin-wifi-dev.dtb \ + k3-am625-verdin-panel-cap-touch-7inch-dsi.dtbo k3-am625-verdin-wifi-mallow-panel-cap-touch-10inch-lvds-dtbs := \ k3-am625-verdin-wifi-mallow.dtb \ k3-am625-verdin-panel-cap-touch-10inch-lvds.dtbo @@ -328,6 +332,7 @@ dtb- += k3-am625-beagleplay-csi2-ov5640.dtb \ k3-am625-sk-csi2-tevi-ov5640.dtb \ k3-am625-sk-hdmi-audio.dtb \ k3-am625-verdin-wifi-dev-dsi-to-lvds-panel-cap-touch-10inch.dtb \ + k3-am625-verdin-wifi-dev-panel-cap-touch-7inch-dsi.dtb \ k3-am625-verdin-wifi-mallow-panel-cap-touch-10inch-lvds.dtb \ k3-am62-lp-sk-hdmi-audio.dtb \ k3-am62-lp-sk-nand.dtb \ diff --git a/arch/arm64/boot/dts/ti/k3-am625-verdin-panel-cap-touch-7inch-dsi.dtso b/arch/arm64/boot/dts/ti/k3-am625-verdin-panel-cap-touch-7inch-dsi.dtso new file mode 100644 index 000000000000..0fa8306324b3 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am625-verdin-panel-cap-touch-7inch-dsi.dtso @@ -0,0 +1,132 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright (c) Toradex + * + * Toradex Capacitive Touch Display 7" on Verdin DSI_1. + * On Dahlia (X17) and Development Board (X48), DSI_1 is exposed via a + * Samtec LSS-130 connector and requires the Toradex DSI Display Adapter + * to convert to FFC/FPC connector. + * + * https://developer.toradex.com/hardware/accessories/displays/capacitive-touch-display-7inch-dsi + * https://www.toradex.com/accessories/capacitive-touch-display-7-inch-dsi + * https://developer.toradex.com/hardware/accessories/add-ons/dsi-display-adapter + * https://www.toradex.com/accessories/verdin-dsi-display-adapter + */ + +/dts-v1/; +/plugin/; + +#include +#include +#include + +&{/} { + backlight_pwm3: backlight-pwm3 { + compatible = "pwm-backlight"; + brightness-levels = <0 45 63 88 119 158 203 255>; + default-brightness-level = <4>; + power-supply = <®_3v3>; + /* Verdin PWM_3_DSI (SODIMM 19) - PWM_3_DSI_LVDS */ + pwms = <&epwm1 0 6666667 0>; + }; + + panel-lvds-bridge { + compatible = "riverdi,rvt70hslnwca0", "panel-lvds"; + backlight = <&backlight_pwm3>; + data-mapping = "vesa-24"; + height-mm = <86>; + width-mm = <154>; + + panel-timing { + clock-frequency = <51200000>; + de-active = <1>; + hactive = <1024>; + hback-porch = <160 160 160>; + hfront-porch = <16 160 216>; + hsync-active = <0>; + hsync-len = <1 5 140>; + pixelclk-active = <1>; + vactive = <600>; + vback-porch = <23 23 23>; + vfront-porch = <1 12 126>; + vsync-active = <0>; + vsync-len = <1 10 20>; + }; + + port { + panel_lvds_bridge_in: endpoint { + remote-endpoint = <&dsi_lvds_bridge_out>; + }; + }; + }; +}; + +&dsi_bridge { + status = "okay"; +}; + +&dsi_bridge_ports { + #address-cells = <1>; + #size-cells = <0>; + + port@1 { + reg = <1>; + + dsi_bridge_out: endpoint { + remote-endpoint = <&dsi_lvds_bridge_in>; + }; + }; +}; + +&dss { + status = "okay"; +}; + +/* Verdin I2C_2_DSI */ +&main_i2c2 { + #address-cells = <1>; + #size-cells = <0>; + + bridge@2c { + compatible = "ti,sn65dsi83"; + reg = <0x2c>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_dsi1_bkl_en>; + /* Verdin GPIO_10_DSI (SODIMM 21) - DSI_1_BKL_EN */ + enable-gpios = <&main_gpio0 30 GPIO_ACTIVE_HIGH>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + dsi_lvds_bridge_in: endpoint { + remote-endpoint = <&dsi_bridge_out>; + data-lanes = <1 2 3 4>; + }; + }; + + port@2 { + reg = <2>; + + dsi_lvds_bridge_out: endpoint { + remote-endpoint = <&panel_lvds_bridge_in>; + }; + }; + }; + }; + + touch@41 { + compatible = "ilitek,ili2132"; + reg = <0x41>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_dsi1_int>, <&pinctrl_i2s_2_bclk_gpio>; + /* Verdin GPIO_9_DSI (SODIMM 17) - TOUCH_INT# */ + interrupt-parent = <&main_gpio1>; + interrupts = <49 IRQ_TYPE_EDGE_RISING>; + /* Verdin I2S_2_BCLK (SODIMM 42) - TOUCH_RESET# */ + reset-gpios = <&main_gpio0 35 GPIO_ACTIVE_LOW>; + }; +}; -- 2.54.0