1// SPDX-License-Identifier: GPL-2.0-only OR MIT
2/**
3 * OLDI-LCD1EVM Rocktech integrated panel and touch DT overlay for AM654-EVM.
4 * Panel Link: https://www.digimax.it/en/tft-lcd/20881-RK101II01D-CT
5 * AM654 LCD EVM: https://www.ti.com/tool/TMDSLCD1EVM
6 *
7 * Copyright (C) 2023-2024 Texas Instruments Incorporated - https://www.ti.com/
8 */
9
10/dts-v1/;
11/plugin/;
12
13#include <dt-bindings/pwm/pwm.h>
14#include <dt-bindings/gpio/gpio.h>
15#include <dt-bindings/interrupt-controller/irq.h>
16
17&{/} {
18	display0 {
19		compatible = "rocktech,rk101ii01d-ct";
20		backlight = <&lcd_bl>;
21		enable-gpios = <&pca9555 8 GPIO_ACTIVE_HIGH>;
22		port {
23			lcd_in0: endpoint {
24				remote-endpoint = <&oldi_out0>;
25			};
26		};
27	};
28
29	lcd_bl: backlight {
30		compatible = "pwm-backlight";
31		pwms = <&ecap0 0 50000 PWM_POLARITY_INVERTED>;
32		brightness-levels =
33			<0 32 64 96 128 160 192 224 255>;
34		default-brightness-level = <8>;
35	};
36};
37
38&dss {
39	status = "okay";
40};
41
42&dss_ports {
43	#address-cells = <1>;
44	#size-cells = <0>;
45
46	port@0 {
47		reg = <0>;
48
49		oldi_out0: endpoint {
50			remote-endpoint = <&lcd_in0>;
51		};
52	};
53};
54
55&main_i2c1 {
56	#address-cells = <1>;
57	#size-cells = <0>;
58
59	touchscreen@14 {
60		compatible = "goodix,gt928";
61		reg = <0x14>;
62
63		interrupt-parent = <&pca9554>;
64		interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
65		touchscreen-size-x = <1280>;
66		touchscreen-size-y = <800>;
67
68		reset-gpios = <&pca9555 9 GPIO_ACTIVE_HIGH>;
69		irq-gpios = <&pca9554 3 GPIO_ACTIVE_HIGH>;
70	};
71};
72