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[176.79.113.208]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4903caede9fsm34056745e9.14.2026.05.21.08.01.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 May 2026 08:01:11 -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 06/15] arm64: dts: ti: k3-am62-verdin: Add Toradex Capacitive Touch Display 10.1" DSI Date: Thu, 21 May 2026 16:00:42 +0100 Message-ID: <20260521150038.103538-23-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: devicetree@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 10.1" on the Verdin DSI_1 interface. The display features an internal Texas Instruments SN65DSI83 DSI-to-LVDS bridge driving a Riverdi RVT101HVLNWC00 10.1" WXGA (1280x800) IPS TFT LCD panel. The touch input is provided by an Ilitek ILI2132 capacitive touch controller. The overlay is also combined with the Verdin AM62 Dahlia carrier board device trees to provide ready-to-use DTBs in both WiFi and non-Wifi SoM variants. Link: https://developer.toradex.com/hardware/accessories/displays/capacitive-touch-display-101inch-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 | 9 ++ ...625-verdin-panel-cap-touch-10inch-dsi.dtso | 132 ++++++++++++++++++ 2 files changed, 141 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-am625-verdin-panel-cap-touch-10inch-dsi.dtso diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile index 867c05b675d1..dc397bc693ac 100644 --- a/arch/arm64/boot/dts/ti/Makefile +++ b/arch/arm64/boot/dts/ti/Makefile @@ -11,10 +11,16 @@ # Boards with AM62x SoC k3-am625-verdin-nonwifi-dahlia-dsi-to-hdmi-dtbs := k3-am625-verdin-nonwifi-dahlia.dtb \ k3-am625-verdin-dsi-to-hdmi.dtbo +k3-am625-verdin-nonwifi-dahlia-panel-cap-touch-10inch-dsi-dtbs := \ + k3-am625-verdin-nonwifi-dahlia.dtb \ + k3-am625-verdin-panel-cap-touch-10inch-dsi.dtbo k3-am625-verdin-nonwifi-dev-dsi-to-hdmi-dtbs := k3-am625-verdin-nonwifi-dev.dtb \ k3-am625-verdin-dsi-to-hdmi.dtbo k3-am625-verdin-wifi-dahlia-dsi-to-hdmi-dtbs := k3-am625-verdin-wifi-dahlia.dtb \ k3-am625-verdin-dsi-to-hdmi.dtbo +k3-am625-verdin-wifi-dahlia-panel-cap-touch-10inch-dsi-dtbs := \ + k3-am625-verdin-wifi-dahlia.dtb \ + k3-am625-verdin-panel-cap-touch-10inch-dsi.dtbo k3-am625-verdin-wifi-dev-dsi-to-hdmi-dtbs := k3-am625-verdin-wifi-dev.dtb \ k3-am625-verdin-dsi-to-hdmi.dtbo dtb-$(CONFIG_ARCH_K3) += k3-am625-beagleplay.dtb @@ -26,6 +32,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-am625-tqma62xx-mba62xx.dtb dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-dsi-to-hdmi.dtbo dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-dsi-to-lvds-panel-cap-touch-10inch.dtbo dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-nonwifi-dahlia-dsi-to-hdmi.dtb +dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-nonwifi-dahlia-panel-cap-touch-10inch-dsi.dtb dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-nonwifi-dahlia.dtb dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-nonwifi-dev-dsi-to-hdmi.dtb dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-nonwifi-dev.dtb @@ -33,8 +40,10 @@ dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-nonwifi-ivy.dtb dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-nonwifi-mallow.dtb dtb-$(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-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 dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-dev-dsi-to-hdmi.dtb dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-dev.dtb diff --git a/arch/arm64/boot/dts/ti/k3-am625-verdin-panel-cap-touch-10inch-dsi.dtso b/arch/arm64/boot/dts/ti/k3-am625-verdin-panel-cap-touch-10inch-dsi.dtso new file mode 100644 index 000000000000..de0148ddd596 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am625-verdin-panel-cap-touch-10inch-dsi.dtso @@ -0,0 +1,132 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright (c) Toradex + * + * Toradex Capacitive Touch Display 10.1" 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-101inch-dsi + * https://www.toradex.com/accessories/capacitive-touch-display-10.1-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,rvt101hvlnwc00", "panel-lvds"; + backlight = <&backlight_pwm3>; + data-mapping = "vesa-24"; + height-mm = <136>; + width-mm = <217>; + + panel-timing { + clock-frequency = <72400000>; + de-active = <1>; + hactive = <1280>; + hback-porch = <88 88 88>; + hfront-porch = <12 72 132>; + hsync-active = <0>; + hsync-len = <1 5 40>; + pixelclk-active = <1>; + vactive = <800>; + vback-porch = <23 23 23>; + vfront-porch = <1 15 49>; + 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