xref: /OK3568_Linux_fs/kernel/arch/arm/boot/dts/omap3-panel-sharp-ls037v7dw01.dtsi (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun// SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun/*
3*4882a593Smuzhiyun * Common file for omap dpi panels with QVGA and reset pins
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Note that the board specifc DTS file needs to specify
6*4882a593Smuzhiyun * at minimum the GPIO enable-gpios for display, and
7*4882a593Smuzhiyun * gpios for gpio-backlight.
8*4882a593Smuzhiyun */
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun/ {
11*4882a593Smuzhiyun	aliases {
12*4882a593Smuzhiyun		display0 = &lcd0;
13*4882a593Smuzhiyun	};
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun	backlight0: backlight {
16*4882a593Smuzhiyun		compatible = "gpio-backlight";
17*4882a593Smuzhiyun		default-on;
18*4882a593Smuzhiyun	};
19*4882a593Smuzhiyun
20*4882a593Smuzhiyun	/* 3.3V GPIO controlled regulator for LCD_ENVDD */
21*4882a593Smuzhiyun	lcd_3v3: regulator-lcd-3v3 {
22*4882a593Smuzhiyun		compatible = "regulator-fixed";
23*4882a593Smuzhiyun		regulator-name = "lcd_3v3";
24*4882a593Smuzhiyun		regulator-min-microvolt = <3300000>;
25*4882a593Smuzhiyun		regulator-max-microvolt = <3300000>;
26*4882a593Smuzhiyun		startup-delay-us = <70000>;
27*4882a593Smuzhiyun	};
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun	lcd0: display {
30*4882a593Smuzhiyun		compatible = "sharp,ls037v7dw01";
31*4882a593Smuzhiyun		label = "lcd";
32*4882a593Smuzhiyun		power-supply = <&lcd_3v3>;
33*4882a593Smuzhiyun		envdd-supply = <&lcd_3v3>;
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun		port {
36*4882a593Smuzhiyun			lcd_in: endpoint {
37*4882a593Smuzhiyun				remote-endpoint = <&dpi_out>;
38*4882a593Smuzhiyun			};
39*4882a593Smuzhiyun		};
40*4882a593Smuzhiyun	};
41*4882a593Smuzhiyun};
42*4882a593Smuzhiyun
43*4882a593Smuzhiyun/* Needed to power the DPI pins */
44*4882a593Smuzhiyun&vpll2 {
45*4882a593Smuzhiyun	regulator-always-on;
46*4882a593Smuzhiyun};
47*4882a593Smuzhiyun
48*4882a593Smuzhiyun&dss {
49*4882a593Smuzhiyun	status = "okay";
50*4882a593Smuzhiyun	port {
51*4882a593Smuzhiyun		dpi_out: endpoint {
52*4882a593Smuzhiyun			remote-endpoint = <&lcd_in>;
53*4882a593Smuzhiyun			data-lines = <18>;
54*4882a593Smuzhiyun		};
55*4882a593Smuzhiyun	};
56*4882a593Smuzhiyun};
57*4882a593Smuzhiyun
58*4882a593Smuzhiyun&mcspi1 {
59*4882a593Smuzhiyun	tsc2046@0 {
60*4882a593Smuzhiyun		reg = <0>;			/* CS0 */
61*4882a593Smuzhiyun		compatible = "ti,tsc2046";
62*4882a593Smuzhiyun		spi-max-frequency = <1000000>;
63*4882a593Smuzhiyun		vcc-supply = <&lcd_3v3>;
64*4882a593Smuzhiyun		ti,x-min = /bits/ 16 <0>;
65*4882a593Smuzhiyun		ti,x-max = /bits/ 16 <8000>;
66*4882a593Smuzhiyun		ti,y-min = /bits/ 16 <0>;
67*4882a593Smuzhiyun		ti,y-max = /bits/ 16 <4800>;
68*4882a593Smuzhiyun		ti,x-plate-ohms = /bits/ 16 <40>;
69*4882a593Smuzhiyun		ti,pressure-max = /bits/ 16 <255>;
70*4882a593Smuzhiyun		ti,swap-xy;
71*4882a593Smuzhiyun		wakeup-source;
72*4882a593Smuzhiyun	};
73*4882a593Smuzhiyun};
74