| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * DT overlay for AM57xx GP EVM boards |
| * |
| * Copyright (C) 2020-2022 Texas Instruments Incorporated - https://www.ti.com/ |
| */ |
| |
| /dts-v1/; |
| /plugin/; |
| |
| #include <dt-bindings/interrupt-controller/irq.h> |
| #include <dt-bindings/gpio/gpio.h> |
| #include <dt-bindings/input/input.h> |
| |
| &{/} { |
| compatible = "ti,am5728-evm", "ti,am572x-beagle-x15", "ti,am5728", "ti,dra742", "ti,dra74", "ti,dra7"; |
| model = "TI AM5728 EVM"; |
| |
| aliases { |
| display0 = "/display"; |
| display1 = "/connector"; // Fixme: &lcd0 and &hdmi0 could be |
| // resolved here correcly based on |
| // information in the base dtb symbol |
| // table with a fix in dtc |
| }; |
| |
| gpio-keys { |
| compatible = "gpio-keys"; |
| |
| button-user1 { |
| gpios = <&gpio2 23 GPIO_ACTIVE_LOW>; |
| label = "USER1"; |
| linux,code = <BTN_1>; |
| }; |
| |
| button-user2 { |
| gpios = <&gpio2 25 GPIO_ACTIVE_LOW>; |
| label = "USER2"; |
| linux,code = <BTN_2>; |
| }; |
| |
| button-user3 { |
| gpios = <&gpio2 28 GPIO_ACTIVE_LOW>; |
| label = "USER3"; |
| linux,code = <BTN_3>; |
| }; |
| |
| button-user4 { |
| gpios = <&gpio2 24 GPIO_ACTIVE_LOW>; |
| label = "USER4"; |
| linux,code = <BTN_4>; |
| }; |
| |
| button-user5 { |
| gpios = <&gpio2 20 GPIO_ACTIVE_LOW>; |
| label = "USER5"; |
| linux,code = <BTN_5>; |
| }; |
| }; |
| |
| lcd0: display { |
| compatible = "osddisplays,osd070t1718-19ts", "panel-dpi"; |
| backlight = <&lcd_bl>; |
| enable-gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>; |
| label = "lcd"; |
| |
| port { |
| lcd_in: endpoint { |
| remote-endpoint = <&dpi_out>; |
| }; |
| }; |
| }; |
| |
| lcd_bl: backlight { |
| compatible = "pwm-backlight"; |
| brightness-levels = <0 243 245 247 249 251 252 253 255>; |
| default-brightness-level = <8>; |
| pwms = <&ehrpwm1 0 50000 0>; |
| }; |
| }; |
| |
| &ehrpwm1 { |
| status = "okay"; |
| }; |
| |
| &epwmss1 { |
| status = "okay"; |
| }; |
| |
| &i2c5 { |
| status = "okay"; |
| clock-frequency = <400000>; |
| |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| touchscreen@5c { |
| compatible = "pixcir,pixcir_tangoc"; |
| attb-gpio = <&gpio2 4 GPIO_ACTIVE_HIGH>; |
| interrupt-parent = <&gpio2>; |
| interrupts = <4 IRQ_TYPE_EDGE_FALLING>; |
| reg = <0x5c>; |
| reset-gpio = <&gpio2 6 GPIO_ACTIVE_HIGH>; |
| touchscreen-size-x = <1024>; |
| touchscreen-size-y = <600>; |
| }; |
| }; |
| |
| &uart8 { |
| status = "okay"; |
| }; |
| |
| &dss { |
| ports { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| port@0 { |
| reg = <0>; |
| |
| dpi_out: endpoint { |
| data-lines = <24>; |
| remote-endpoint = <&lcd_in>; |
| }; |
| }; |
| }; |
| }; |