1 // SPDX-License-Identifier: GPL-2.0 1 // SPDX-License-Identifier: GPL-2.0
2 /* 2 /*
3 * Common file for omap dpi panels with QVGA a 3 * Common file for omap dpi panels with QVGA and reset pins
4 * 4 *
5 * Note that the board specifc DTS file needs 5 * Note that the board specifc DTS file needs to specify
6 * at minimum the GPIO enable-gpios for displa 6 * at minimum the GPIO enable-gpios for display, and
7 * gpios for gpio-backlight. 7 * gpios for gpio-backlight.
8 */ 8 */
9 9
10 / { 10 / {
11 aliases { 11 aliases {
12 display0 = &lcd0; 12 display0 = &lcd0;
13 }; 13 };
14 14
15 backlight0: backlight { 15 backlight0: backlight {
16 compatible = "gpio-backlight"; 16 compatible = "gpio-backlight";
17 default-on; 17 default-on;
18 }; 18 };
19 19
20 /* 3.3V GPIO controlled regulator for 20 /* 3.3V GPIO controlled regulator for LCD_ENVDD */
21 lcd_3v3: regulator-lcd-3v3 { 21 lcd_3v3: regulator-lcd-3v3 {
22 compatible = "regulator-fixed" 22 compatible = "regulator-fixed";
23 regulator-name = "lcd_3v3"; 23 regulator-name = "lcd_3v3";
24 regulator-min-microvolt = <330 24 regulator-min-microvolt = <3300000>;
25 regulator-max-microvolt = <330 25 regulator-max-microvolt = <3300000>;
26 startup-delay-us = <70000>; 26 startup-delay-us = <70000>;
27 }; 27 };
28 28
29 lcd0: display { 29 lcd0: display {
30 compatible = "sharp,ls037v7dw0 30 compatible = "sharp,ls037v7dw01";
31 label = "lcd"; 31 label = "lcd";
32 power-supply = <&lcd_3v3>; 32 power-supply = <&lcd_3v3>;
33 envdd-supply = <&lcd_3v3>; 33 envdd-supply = <&lcd_3v3>;
34 34
35 port { 35 port {
36 lcd_in: endpoint { 36 lcd_in: endpoint {
37 remote-endpoin 37 remote-endpoint = <&dpi_out>;
38 }; 38 };
39 }; 39 };
40 }; 40 };
41 }; 41 };
42 42
43 /* Needed to power the DPI pins */ 43 /* Needed to power the DPI pins */
44 &vpll2 { 44 &vpll2 {
45 regulator-always-on; 45 regulator-always-on;
46 }; 46 };
47 47
48 &dss { 48 &dss {
49 status = "okay"; 49 status = "okay";
50 port { 50 port {
51 dpi_out: endpoint { 51 dpi_out: endpoint {
52 remote-endpoint = <&lc 52 remote-endpoint = <&lcd_in>;
53 data-lines = <18>; 53 data-lines = <18>;
54 }; 54 };
55 }; 55 };
56 }; 56 };
57 57
58 &mcspi1 { 58 &mcspi1 {
59 tsc2046@0 { 59 tsc2046@0 {
60 reg = <0>; 60 reg = <0>; /* CS0 */
61 compatible = "ti,tsc2046"; 61 compatible = "ti,tsc2046";
62 spi-max-frequency = <1000000>; 62 spi-max-frequency = <1000000>;
63 vcc-supply = <&lcd_3v3>; 63 vcc-supply = <&lcd_3v3>;
64 ti,x-min = /bits/ 16 <0>; 64 ti,x-min = /bits/ 16 <0>;
65 ti,x-max = /bits/ 16 <8000>; 65 ti,x-max = /bits/ 16 <8000>;
66 ti,y-min = /bits/ 16 <0>; 66 ti,y-min = /bits/ 16 <0>;
67 ti,y-max = /bits/ 16 <4800>; 67 ti,y-max = /bits/ 16 <4800>;
68 ti,x-plate-ohms = /bits/ 16 <4 68 ti,x-plate-ohms = /bits/ 16 <40>;
69 ti,pressure-max = /bits/ 16 <2 69 ti,pressure-max = /bits/ 16 <255>;
70 ti,swap-xy; 70 ti,swap-xy;
71 wakeup-source; 71 wakeup-source;
72 }; 72 };
73 }; 73 };
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