1/*
2 * Google Veyron Minnie Rev 0+ board device tree source
3 *
4 * Copyright 2015 Google, Inc
5 *
6 * This file is dual-licensed: you can use it either under the terms
7 * of the GPL or the X11 license, at your option. Note that this dual
8 * licensing only applies to this file, and not this project as a
9 * whole.
10 *
11 *  a) This file is free software; you can redistribute it and/or
12 *     modify it under the terms of the GNU General Public License as
13 *     published by the Free Software Foundation; either version 2 of the
14 *     License, or (at your option) any later version.
15 *
16 *     This file is distributed in the hope that it will be useful,
17 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
18 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19 *     GNU General Public License for more details.
20 *
21 *  Or, alternatively,
22 *
23 *  b) Permission is hereby granted, free of charge, to any person
24 *     obtaining a copy of this software and associated documentation
25 *     files (the "Software"), to deal in the Software without
26 *     restriction, including without limitation the rights to use,
27 *     copy, modify, merge, publish, distribute, sublicense, and/or
28 *     sell copies of the Software, and to permit persons to whom the
29 *     Software is furnished to do so, subject to the following
30 *     conditions:
31 *
32 *     The above copyright notice and this permission notice shall be
33 *     included in all copies or substantial portions of the Software.
34 *
35 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
36 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
37 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
38 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
39 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
40 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
41 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
42 *     OTHER DEALINGS IN THE SOFTWARE.
43 */
44
45/dts-v1/;
46#include "rk3288-veyron-chromebook.dtsi"
47
48/ {
49	model = "Google Minnie";
50	compatible = "google,veyron-minnie-rev4", "google,veyron-minnie-rev3",
51		     "google,veyron-minnie-rev2", "google,veyron-minnie-rev1",
52		     "google,veyron-minnie-rev0", "google,veyron-minnie",
53		     "google,veyron", "rockchip,rk3288";
54
55	backlight_regulator: backlight-regulator {
56		compatible = "regulator-fixed";
57		enable-active-high;
58		gpio = <&gpio2 12 GPIO_ACTIVE_HIGH>;
59		pinctrl-names = "default";
60		pinctrl-0 = <&bl_pwr_en>;
61		regulator-name = "backlight_regulator";
62		vin-supply = <&vcc33_sys>;
63		startup-delay-us = <15000>;
64	};
65
66	panel_regulator: panel-regulator {
67		compatible = "regulator-fixed";
68		enable-active-high;
69		gpio = <&gpio7 14 GPIO_ACTIVE_HIGH>;
70		pinctrl-names = "default";
71		pinctrl-0 = <&lcd_enable_h>;
72		regulator-name = "panel_regulator";
73		startup-delay-us = <100000>;
74		vin-supply = <&vcc33_sys>;
75	};
76
77	vcc18_lcd: vcc18-lcd {
78		compatible = "regulator-fixed";
79		enable-active-high;
80		gpio = <&gpio2 13 GPIO_ACTIVE_HIGH>;
81		pinctrl-names = "default";
82		pinctrl-0 = <&avdd_1v8_disp_en>;
83		regulator-name = "vcc18_lcd";
84		regulator-always-on;
85		regulator-boot-on;
86		vin-supply = <&vcc18_wl>;
87	};
88
89	sound {
90		compatible = "rockchip,audio-max98090-jerry";
91
92		cpu {
93			sound-dai = <&i2s 0>;
94		};
95
96		codec {
97			sound-dai = <&max98090 0>;
98		};
99	};
100};
101
102&backlight {
103	/* Minnie panel PWM must be >= 1%, so start non-zero brightness at 3 */
104	brightness-levels = <
105			  0   3   4   5   6   7
106			  8   9  10  11  12  13  14  15
107			 16  17  18  19  20  21  22  23
108			 24  25  26  27  28  29  30  31
109			 32  33  34  35  36  37  38  39
110			 40  41  42  43  44  45  46  47
111			 48  49  50  51  52  53  54  55
112			 56  57  58  59  60  61  62  63
113			 64  65  66  67  68  69  70  71
114			 72  73  74  75  76  77  78  79
115			 80  81  82  83  84  85  86  87
116			 88  89  90  91  92  93  94  95
117			 96  97  98  99 100 101 102 103
118			104 105 106 107 108 109 110 111
119			112 113 114 115 116 117 118 119
120			120 121 122 123 124 125 126 127
121			128 129 130 131 132 133 134 135
122			136 137 138 139 140 141 142 143
123			144 145 146 147 148 149 150 151
124			152 153 154 155 156 157 158 159
125			160 161 162 163 164 165 166 167
126			168 169 170 171 172 173 174 175
127			176 177 178 179 180 181 182 183
128			184 185 186 187 188 189 190 191
129			192 193 194 195 196 197 198 199
130			200 201 202 203 204 205 206 207
131			208 209 210 211 212 213 214 215
132			216 217 218 219 220 221 222 223
133			224 225 226 227 228 229 230 231
134			232 233 234 235 236 237 238 239
135			240 241 242 243 244 245 246 247
136			248 249 250 251 252 253 254 255>;
137	power-supply = <&backlight_regulator>;
138};
139
140&dmc {
141	rockchip,pctl-timing = <0x215 0xc8 0x0 0x35 0x26 0x2 0x70 0x2000d
142		0x6 0x0 0x8 0x4 0x17 0x24 0xd 0x6
143		0x4 0x8 0x4 0x76 0x4 0x0 0x30 0x0
144		0x1 0x2 0x2 0x4 0x0 0x0 0xc0 0x4
145		0x8 0x1f4>;
146	rockchip,phy-timing = <0x48d7dd93 0x187008d8 0x121076
147		0x0 0xc3 0x6 0x1>;
148	rockchip,sdram-params = <0x20d266a4 0x5b6 6 533000000 6 13 0>;
149};
150
151&emmc {
152	/delete-property/mmc-hs200-1_8v;
153};
154
155&gpio_keys {
156	pinctrl-0 = <&pwr_key_h &ap_lid_int_l &volum_down_l &volum_up_l>;
157
158	volum_down {
159		label = "Volum_down";
160		gpios = <&gpio5 11 GPIO_ACTIVE_LOW>;
161		linux,code = <KEY_VOLUMEDOWN>;
162		debounce-interval = <100>;
163	};
164
165	volum_up {
166		label = "Volum_up";
167		gpios = <&gpio5 10 GPIO_ACTIVE_LOW>;
168		linux,code = <KEY_VOLUMEUP>;
169		debounce-interval = <100>;
170	};
171};
172
173&i2c_tunnel {
174	battery: bq27500@55 {
175		compatible = "ti,bq27500";
176		reg = <0x55>;
177	};
178};
179
180&i2c3 {
181	status = "okay";
182
183	clock-frequency = <400000>;
184	i2c-scl-falling-time-ns = <50>;
185	i2c-scl-rising-time-ns = <300>;
186
187	touchscreen@10 {
188		compatible = "elan,ekth3500";
189		reg = <0x10>;
190		interrupt-parent = <&gpio2>;
191		interrupts = <14 IRQ_TYPE_EDGE_FALLING>;
192		pinctrl-names = "default";
193		pinctrl-0 = <&touch_int &touch_rst>;
194		reset-gpios = <&gpio2 15 GPIO_ACTIVE_LOW>;
195		vcc33-supply = <&vcc33_touch>;
196		vccio-supply = <&vcc33_touch>;
197	};
198};
199
200&panel {
201	compatible = "auo,b101ean01", "simple-panel";
202	power-supply= <&panel_regulator>;
203};
204
205&rk808 {
206	pinctrl-names = "default";
207	pinctrl-0 = <&pmic_int_l &dvs_1 &dvs_2>;
208
209	regulators {
210		vcc33_touch: LDO_REG2 {
211			regulator-min-microvolt = <3300000>;
212			regulator-max-microvolt = <3300000>;
213			regulator-name = "vcc33_touch";
214			regulator-state-mem {
215				regulator-off-in-suspend;
216			};
217		};
218
219		vcc5v_touch: SWITCH_REG2 {
220			regulator-name = "vcc5v_touch";
221			regulator-state-mem {
222				regulator-off-in-suspend;
223			};
224		};
225	};
226};
227
228&sdmmc {
229	disable-wp;
230	pinctrl-names = "default";
231	pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd_disabled &sdmmc_cd_gpio
232			&sdmmc_bus4>;
233};
234
235&vcc_5v {
236	enable-active-high;
237	gpio = <&gpio7 21 GPIO_ACTIVE_HIGH>;
238	pinctrl-names = "default";
239	pinctrl-0 = <&drv_5v>;
240};
241
242&vcc50_hdmi {
243	enable-active-high;
244	gpio = <&gpio5 19 GPIO_ACTIVE_HIGH>;
245	pinctrl-names = "default";
246	pinctrl-0 = <&vcc50_hdmi_en>;
247};
248
249&pinctrl {
250	backlight {
251		bl_pwr_en: bl_pwr_en {
252			rockchip,pins = <2 12 RK_FUNC_GPIO &pcfg_pull_none>;
253		};
254	};
255
256	buck-5v {
257		drv_5v: drv-5v {
258			rockchip,pins = <7 21 RK_FUNC_GPIO &pcfg_pull_none>;
259		};
260	};
261
262	buttons {
263		volum_down_l: volum-down-l {
264			rockchip,pins = <5 11 RK_FUNC_GPIO &pcfg_pull_up>;
265		};
266
267		volum_up_l: volum-up-l {
268			rockchip,pins = <5 10 RK_FUNC_GPIO &pcfg_pull_up>;
269		};
270	};
271
272	hdmi {
273		vcc50_hdmi_en: vcc50-hdmi-en {
274			rockchip,pins = <5 19 RK_FUNC_GPIO &pcfg_pull_none>;
275		};
276	};
277
278	lcd {
279		lcd_enable_h: lcd-en {
280			rockchip,pins = <7 14 RK_FUNC_GPIO &pcfg_pull_none>;
281		};
282
283		avdd_1v8_disp_en: avdd-1v8-disp-en {
284			rockchip,pins = <2 13 RK_FUNC_GPIO &pcfg_pull_none>;
285		};
286	};
287
288	pmic {
289		dvs_1: dvs-1 {
290			rockchip,pins = <7 12 RK_FUNC_GPIO &pcfg_pull_down>;
291		};
292
293		dvs_2: dvs-2 {
294			rockchip,pins = <7 15 RK_FUNC_GPIO &pcfg_pull_down>;
295		};
296	};
297
298	prochot {
299		gpio_prochot: gpio-prochot {
300			rockchip,pins = <2 8 RK_FUNC_GPIO &pcfg_pull_none>;
301		};
302	};
303
304	touchscreen {
305		touch_int: touch-int {
306			rockchip,pins = <2 14 RK_FUNC_GPIO &pcfg_pull_none>;
307		};
308
309		touch_rst: touch-rst {
310			rockchip,pins = <2 15 RK_FUNC_GPIO &pcfg_pull_none>;
311		};
312	};
313};
314