From 654c5986e36295e594158fc22a0b206bf9c04733 Mon Sep 17 00:00:00 2001 From: Leonardo Costa Date: Tue, 23 Jun 2026 16:57:41 -0300 Subject: [PATCH] arm64: dts: ti: k3-am62-verdin: Add Mezzanine with Toradex Display 10.1" LVDS Add a device tree overlay enabling the Toradex Capacitive Touch Display 10.1" LVDS V2 on the Verdin Development Board with Verdin AM62 Mezzanine expansion board. The panel connects via the AM62 OLDI0 on the Mezzanine LVDS interface (J10). The panel is an Opto Logic SCX1001511GGC49 10.1" WXGA TFT LCD LVDS and the touch input is provided by an ILITEK ILI251x capacitive touch controller. Link: https://developer.toradex.com/hardware/accessories/displays/capacitive-touch-display-101inch-lvds Signed-off-by: Leonardo Costa Reviewed-by: Francesco Dolcini Link: https://patch.msgid.link/20260623195741.495734-6-leoreis.costa@gmail.com Signed-off-by: Vignesh Raghavendra --- arch/arm64/boot/dts/ti/Makefile | 5 + ...zanine-panel-cap-touch-10inch-lvds-v2.dtso | 109 ++++++++++++++++++ 2 files changed, 114 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-am625-verdin-dev-mezzanine-panel-cap-touch-10inch-lvds-v2.dtso diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile index dcde6be758b8..448fcdeb408b 100644 --- a/arch/arm64/boot/dts/ti/Makefile +++ b/arch/arm64/boot/dts/ti/Makefile @@ -32,6 +32,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-am625-tqma62xx-mba62xx.dtb dtb-$(CONFIG_ARCH_K3) += k3-am625-var-som-symphony.dtb dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-dev-mezzanine-can.dtbo dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-dev-mezzanine-panel-cap-touch-10inch-lvds.dtbo +dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-dev-mezzanine-panel-cap-touch-10inch-lvds-v2.dtbo dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-dev-nau8822-btl.dtbo 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 @@ -259,6 +260,9 @@ k3-am625-verdin-wifi-dev-mezzanine-can-dtbs := k3-am625-verdin-wifi-dev.dtb \ k3-am625-verdin-wifi-dev-mezzanine-panel-cap-touch-10inch-lvds-dtbs := \ k3-am625-verdin-wifi-dev.dtb \ k3-am625-verdin-dev-mezzanine-panel-cap-touch-10inch-lvds.dtbo +k3-am625-verdin-wifi-dev-mezzanine-panel-cap-touch-10inch-lvds-v2-dtbs := \ + k3-am625-verdin-wifi-dev.dtb \ + k3-am625-verdin-dev-mezzanine-panel-cap-touch-10inch-lvds-v2.dtbo k3-am625-verdin-wifi-dev-nau8822-btl-dtbs := k3-am625-verdin-wifi-dev.dtb \ k3-am625-verdin-dev-nau8822-btl.dtbo k3-am625-verdin-wifi-dev-ov5640-24mhz-dtbs := k3-am625-verdin-wifi-dev.dtb \ @@ -401,6 +405,7 @@ dtb- += k3-am625-beagleplay-csi2-ov5640.dtb \ k3-am625-verdin-wifi-dev-dsi-to-lvds-v2-panel-cap-touch-10inch.dtb \ k3-am625-verdin-wifi-dev-mezzanine-can.dtb \ k3-am625-verdin-wifi-dev-mezzanine-panel-cap-touch-10inch-lvds.dtb \ + k3-am625-verdin-wifi-dev-mezzanine-panel-cap-touch-10inch-lvds-v2.dtb \ k3-am625-verdin-wifi-dev-nau8822-btl.dtb \ k3-am625-verdin-wifi-dev-ov5640-24mhz.dtb \ k3-am625-verdin-wifi-dev-ov5640.dtb \ diff --git a/arch/arm64/boot/dts/ti/k3-am625-verdin-dev-mezzanine-panel-cap-touch-10inch-lvds-v2.dtso b/arch/arm64/boot/dts/ti/k3-am625-verdin-dev-mezzanine-panel-cap-touch-10inch-lvds-v2.dtso new file mode 100644 index 000000000000..26f671546398 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am625-verdin-dev-mezzanine-panel-cap-touch-10inch-lvds-v2.dtso @@ -0,0 +1,109 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright (c) Toradex + * + * Toradex Capacitive Touch Display 10.1" LVDS V2 on the Verdin AM62 Mezzanine + * LVDS interface (J10), used with the Verdin Development Board. + * + * https://developer.toradex.com/hardware/accessories/displays/capacitive-touch-display-101inch-lvds + * https://www.toradex.com/accessories/capacitive-touch-display-10.1-inch-lvds + */ + +/dts-v1/; +/plugin/; + +#include +#include +#include + +&{/} { + backlight_pwm2: backlight-pwm2 { + compatible = "pwm-backlight"; + brightness-levels = <0 45 63 88 119 158 203 255>; + default-brightness-level = <4>; + /* Verdin GPIO_4 (SODIMM 212) - LVDS_BKL_EN */ + enable-gpios = <&mcu_gpio0 4 GPIO_ACTIVE_HIGH>; + /* Verdin PWM_2 (SODIMM 16) - LVDS_PWM */ + pwms = <&epwm0 1 6666667 0>; + }; + + panel-lvds-native { + compatible = "optologic,scx1001511ggc49", "panel-lvds"; + backlight = <&backlight_pwm2>; + data-mapping = "vesa-24"; + height-mm = <136>; + width-mm = <217>; + + panel-timing { + clock-frequency = <64500000>; + hactive = <1280>; + hback-porch = <20>; + hfront-porch = <20>; + hsync-len = <2>; + vactive = <800>; + vback-porch = <5>; + vfront-porch = <5>; + vsync-len = <3>; + de-active = <1>; + hsync-active = <0>; + vsync-active = <0>; + pixelclk-active = <0>; + }; + + port { + panel_lvds_native_in: endpoint { + remote-endpoint = <&oldi0_out>; + }; + }; + }; +}; + +&dss { + status = "okay"; +}; + +&dss_ports { + #address-cells = <1>; + #size-cells = <0>; + + /* DSS VP1: internal DPI output to OLDIx */ + port@0 { + reg = <0>; + + dss0_out: endpoint { + remote-endpoint = <&oldi0_in>; + }; + }; +}; + +/* Verdin I2C_2_DSI */ +&main_i2c2 { + #address-cells = <1>; + #size-cells = <0>; + + touchscreen@41 { + compatible = "ilitek,ili251x"; + reg = <0x41>; + /* Verdin GPIO_3 (SODIMM 210) - LVDS_TOUCH_INT# */ + interrupt-parent = <&mcu_gpio0>; + interrupts = <3 IRQ_TYPE_EDGE_RISING>; + /* Verdin GPIO_2 (SODIMM 208) - LVDS_TOUCH_RST# */ + reset-gpios = <&mcu_gpio0 2 GPIO_ACTIVE_LOW>; + }; +}; + +&oldi0 { + status = "okay"; +}; + +&oldi0_port0 { + oldi0_in: endpoint { + remote-endpoint = <&dss0_out>; + }; +}; + +&oldi0_port1 { + oldi0_out: endpoint { + remote-endpoint = <&panel_lvds_native_in>; + }; +};