1/*
2 * Google Veyron Pinky Rev 2 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#include "cros-ec-sbs.dtsi"
48
49/ {
50	model = "Google Pinky";
51	compatible = "google,veyron-pinky-rev2", "google,veyron-pinky",
52		     "google,veyron", "rockchip,rk3288";
53
54	/delete-node/emmc-pwrseq;
55};
56
57&emmc {
58	/*
59	 * Use a pullup instead of a drive since the output is 3.3V and
60	 * really should be 1.8V (oops).  The external pulldown will help
61	 * bring the voltage down if we only drive with a pullup here.
62	 * Therefore disable the powerseq (and actual reset) for pinky.
63	 */
64	/delete-property/mmc-pwrseq;
65	pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8 &emmc_reset>;
66};
67
68&gpio_keys {
69	pinctrl-0 = <&pwr_key_h &ap_lid_int_l>;
70
71	power {
72		gpios = <&gpio0 5 GPIO_ACTIVE_HIGH>;
73	};
74};
75
76/* Touchpad connector */
77&i2c3 {
78	status = "okay";
79
80	clock-frequency = <400000>;
81	i2c-scl-falling-time-ns = <50>;
82	i2c-scl-rising-time-ns = <300>;
83};
84
85&pinctrl {
86	buttons {
87		pwr_key_h: pwr-key-h {
88			rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_none>;
89		};
90	};
91
92	emmc {
93		emmc_reset: emmc-reset {
94			rockchip,pins = <7 12 RK_FUNC_GPIO &pcfg_pull_up>;
95		};
96	};
97
98	sdmmc {
99		sdmmc_wp_gpio: sdmmc-wp-gpio {
100			rockchip,pins = <7 10 RK_FUNC_GPIO &pcfg_pull_up>;
101		};
102	};
103};
104
105&rk808 {
106	regulators {
107		vcc18_lcd: SWITCH_REG2 {
108			regulator-always-on;
109			regulator-boot-on;
110			regulator-name = "vcc18_lcd";
111			regulator-state-mem {
112				regulator-off-in-suspend;
113			};
114		};
115	};
116};
117
118&sdmmc {
119	pinctrl-names = "default";
120	pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd_disabled &sdmmc_cd_gpio
121		     &sdmmc_wp_gpio &sdmmc_bus4>;
122	wp-gpios = <&gpio7 10 GPIO_ACTIVE_HIGH>;
123};
124
125&tsadc {
126	/* Some connection is flaky making the tsadc hang the system */
127	status = "disabled";
128};
129