am57xx-evm.dtso

  1// SPDX-License-Identifier: GPL-2.0
  2/*
  3 * DT overlay for AM57xx GP EVM boards
  4 *
  5 * Copyright (C) 2020-2022 Texas Instruments Incorporated - https://www.ti.com/
  6 */
  7
  8/dts-v1/;
  9/plugin/;
 10
 11#include <dt-bindings/interrupt-controller/irq.h>
 12#include <dt-bindings/gpio/gpio.h>
 13#include <dt-bindings/input/input.h>
 14
 15&{/} {
 16	compatible = "ti,am5728-evm", "ti,am572x-beagle-x15", "ti,am5728", "ti,dra742", "ti,dra74", "ti,dra7";
 17	model = "TI AM5728 EVM";
 18
 19	aliases {
 20		display0 = "/display";
 21		display1 = "/connector"; // Fixme: &lcd0 and &hdmi0 could be
 22					 // resolved here correcly based on
 23					 // information in the base dtb symbol
 24					 // table with a fix in dtc
 25	};
 26
 27	gpio-keys {
 28		compatible = "gpio-keys";
 29
 30		button-user1 {
 31			gpios = <&gpio2 23 GPIO_ACTIVE_LOW>;
 32			label = "USER1";
 33			linux,code = <BTN_1>;
 34		};
 35
 36		button-user2 {
 37			gpios = <&gpio2 25 GPIO_ACTIVE_LOW>;
 38			label = "USER2";
 39			linux,code = <BTN_2>;
 40		};
 41
 42		button-user3 {
 43			gpios = <&gpio2 28 GPIO_ACTIVE_LOW>;
 44			label = "USER3";
 45			linux,code = <BTN_3>;
 46		};
 47
 48		button-user4 {
 49			gpios = <&gpio2 24 GPIO_ACTIVE_LOW>;
 50			label = "USER4";
 51			linux,code = <BTN_4>;
 52		};
 53
 54		button-user5 {
 55			gpios = <&gpio2 20 GPIO_ACTIVE_LOW>;
 56			label = "USER5";
 57			linux,code = <BTN_5>;
 58		};
 59	};
 60
 61	lcd0: display {
 62		compatible = "osddisplays,osd070t1718-19ts", "panel-dpi";
 63		backlight = <&lcd_bl>;
 64		enable-gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>;
 65		label = "lcd";
 66
 67		port {
 68			lcd_in: endpoint {
 69				remote-endpoint = <&dpi_out>;
 70			};
 71		};
 72	};
 73
 74	lcd_bl: backlight {
 75		compatible = "pwm-backlight";
 76		brightness-levels = <0 243 245 247 249 251 252 253 255>;
 77		default-brightness-level = <8>;
 78		pwms = <&ehrpwm1 0 50000 0>;
 79	};
 80};
 81
 82&ehrpwm1 {
 83	status = "okay";
 84};
 85
 86&epwmss1 {
 87	status = "okay";
 88};
 89
 90&i2c5 {
 91	status = "okay";
 92	clock-frequency = <400000>;
 93
 94	#address-cells = <1>;
 95	#size-cells = <0>;
 96
 97	touchscreen@5c {
 98		compatible = "pixcir,pixcir_tangoc";
 99		attb-gpio = <&gpio2 4 GPIO_ACTIVE_HIGH>;
100		interrupt-parent = <&gpio2>;
101		interrupts = <4 IRQ_TYPE_EDGE_FALLING>;
102		reg = <0x5c>;
103		reset-gpio = <&gpio2 6 GPIO_ACTIVE_HIGH>;
104		touchscreen-size-x = <1024>;
105		touchscreen-size-y = <600>;
106	};
107};
108
109&uart8 {
110	status = "okay";
111};
112
113&dss {
114	ports {
115		#address-cells = <1>;
116		#size-cells = <0>;
117
118		port@0 {
119			reg = <0>;
120
121			dpi_out: endpoint {
122				data-lines = <24>;
123				remote-endpoint = <&lcd_in>;
124			};
125		};
126	};
127};