1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Google Veyron (and derivatives) fragment for the edp displays
4 *
5 * Copyright 2019 Google LLC
6 */
7
8 / {
9 backlight_regulator: backlight-regulator {
10 compatible = "regulator-fixed";
11 enable-active-high;
12 gpio = <&gpio2 RK_PB4 GPIO_ACTIVE_HIGH>;
13 pinctrl-names = "default";
14 pinctrl-0 = <&bl_pwr_en>;
15 regulator-name = "backlight_regulator";
16 vin-supply = <&vcc33_sys>;
17 startup-delay-us = <15000>;
18 };
19
20 panel_regulator: panel-regulator {
21 compatible = "regulator-fixed";
22 enable-active-high;
23 gpio = <&gpio7 RK_PB6 GPIO_ACTIVE_HIGH>;
24 pinctrl-names = "default";
25 pinctrl-0 = <&lcd_enable_h>;
26 regulator-name = "panel_regulator";
27 vin-supply = <&vcc33_sys>;
28 };
29
30 vcc18_lcd: vcc18-lcd {
31 compatible = "regulator-fixed";
32 enable-active-high;
33 gpio = <&gpio2 RK_PB5 GPIO_ACTIVE_HIGH>;
34 pinctrl-names = "default";
35 pinctrl-0 = <&avdd_1v8_disp_en>;
36 regulator-name = "vcc18_lcd";
37 regulator-always-on;
38 regulator-boot-on;
39 vin-supply = <&vcc18_wl>;
40 };
41
42 backlight: backlight {
43 compatible = "pwm-backlight";
44 brightness-levels = <0 255>;
45 num-interpolated-steps = <255>;
46 default-brightness-level = <128>;
47 enable-gpios = <&gpio7 RK_PA2 GPIO_ACTIVE_HIGH>;
48 pinctrl-names = "default";
49 pinctrl-0 = <&bl_en>;
50 pwms = <&pwm0 0 1000000 0>;
51 post-pwm-on-delay-ms = <10>;
52 pwm-off-delay-ms = <10>;
53 power-supply = <&backlight_regulator>;
54 };
55
56 panel: panel {
57 compatible = "innolux,n116bge";
58 status = "okay";
59 power-supply = <&panel_regulator>;
60 backlight = <&backlight>;
61
62 panel-timing {
63 clock-frequency = <74250000>;
64 hactive = <1366>;
65 hfront-porch = <136>;
66 hback-porch = <60>;
67 hsync-len = <30>;
68 hsync-active = <0>;
69 vactive = <768>;
70 vfront-porch = <8>;
71 vback-porch = <12>;
72 vsync-len = <12>;
73 vsync-active = <0>;
74 };
75
76 ports {
77 panel_in: port {
78 panel_in_edp: endpoint {
79 remote-endpoint = <&edp_out_panel>;
80 };
81 };
82 };
83 };
84 };
85
86 &edp {
87 status = "okay";
88
89 pinctrl-names = "default";
90 pinctrl-0 = <&edp_hpd>;
91
92 ports {
93 edp_out: port@1 {
94 reg = <1>;
95 #address-cells = <1>;
96 #size-cells = <0>;
97 edp_out_panel: endpoint@0 {
98 reg = <0>;
99 remote-endpoint = <&panel_in_edp>;
100 };
101 };
102 };
103 };
104
105 &edp_phy {
106 status = "okay";
107 };
108
109 &pwm0 {
110 status = "okay";
111 };
112
113 &vopl {
114 status = "okay";
115 };
116
117 &vopl_mmu {
118 status = "okay";
119 };
120
121 &pinctrl {
122 backlight {
123 bl_pwr_en: bl_pwr_en {
124 rockchip,pins = <2 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>;
125 };
126
127 bl_en: bl-en {
128 rockchip,pins = <7 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
129 };
130 };
131
132 lcd {
133 lcd_enable_h: lcd-en {
134 rockchip,pins = <7 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>;
135 };
136
137 avdd_1v8_disp_en: avdd-1v8-disp-en {
138 rockchip,pins = <2 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
139 };
140 };
141 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.