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}; 128