1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Common file for omap dpi panels with QVGA and reset pins
4 *
5 * Note that the board specifc DTS file needs to specify
6 * at minimum the GPIO enable-gpios for display, and
7 * gpios for gpio-backlight.
8 */
9
10/ {
11	aliases {
12		display0 = &lcd0;
13	};
14
15	backlight0: backlight {
16		compatible = "gpio-backlight";
17		default-on;
18	};
19
20	/* 3.3V GPIO controlled regulator for LCD_ENVDD */
21	lcd_3v3: regulator-lcd-3v3 {
22		compatible = "regulator-fixed";
23		regulator-name = "lcd_3v3";
24		regulator-min-microvolt = <3300000>;
25		regulator-max-microvolt = <3300000>;
26		startup-delay-us = <70000>;
27	};
28
29	lcd0: display {
30		compatible = "sharp,ls037v7dw01";
31		label = "lcd";
32		power-supply = <&lcd_3v3>;
33		envdd-supply = <&lcd_3v3>;
34
35		port {
36			lcd_in: endpoint {
37				remote-endpoint = <&dpi_out>;
38			};
39		};
40	};
41};
42
43/* Needed to power the DPI pins */
44&vpll2 {
45	regulator-always-on;
46};
47
48&dss {
49	status = "okay";
50	port {
51		dpi_out: endpoint {
52			remote-endpoint = <&lcd_in>;
53			data-lines = <18>;
54		};
55	};
56};
57
58&mcspi1 {
59	tsc2046@0 {
60		reg = <0>;			/* CS0 */
61		compatible = "ti,tsc2046";
62		spi-max-frequency = <1000000>;
63		vcc-supply = <&lcd_3v3>;
64		ti,x-min = /bits/ 16 <0>;
65		ti,x-max = /bits/ 16 <8000>;
66		ti,y-min = /bits/ 16 <0>;
67		ti,y-max = /bits/ 16 <4800>;
68		ti,x-plate-ohms = /bits/ 16 <40>;
69		ti,pressure-max = /bits/ 16 <255>;
70		ti,swap-xy;
71		wakeup-source;
72	};
73};
74