1/*
  2 * Google Veyron Brain Rev 0 board device tree source
  3 *
  4 * Copyright 2014 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.dtsi"
 47
 48/ {
 49	model = "Google Brain";
 50	compatible = "google,veyron-brain-rev0", "google,veyron-brain",
 51		     "google,veyron", "rockchip,rk3288";
 52
 53	vcc33_sys: vcc33-sys {
 54		vin-supply = <&vcc_5v>;
 55	};
 56
 57	vcc33_io: vcc33_io {
 58		compatible = "regulator-fixed";
 59		regulator-name = "vcc33_io";
 60		regulator-always-on;
 61		regulator-boot-on;
 62		vin-supply = <&vcc33_sys>;
 63		/* This is gated by vcc_18 too */
 64	};
 65
 66	/* This turns on vbus for host2 and otg (dwc2) */
 67	vcc5_host2: vcc5-host2-regulator {
 68		compatible = "regulator-fixed";
 69		enable-active-high;
 70		gpio = <&gpio0 RK_PB4 GPIO_ACTIVE_HIGH>;
 71		pinctrl-names = "default";
 72		pinctrl-0 = <&usb2_pwr_en>;
 73		regulator-name = "vcc5_host2";
 74		regulator-always-on;
 75		regulator-boot-on;
 76	};
 77};
 78
 79&pinctrl {
 80	hdmi {
 81		vcc50_hdmi_en: vcc50-hdmi-en {
 82			rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_pull_none>;
 83		};
 84	};
 85
 86	pmic {
 87		dvs_1: dvs-1 {
 88			rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_down>;
 89		};
 90
 91		dvs_2: dvs-2 {
 92			rockchip,pins = <7 15 RK_FUNC_GPIO &pcfg_pull_down>;
 93		};
 94	};
 95
 96	usb-host {
 97		usb2_pwr_en: usb2-pwr-en {
 98			rockchip,pins = <0 12 RK_FUNC_GPIO &pcfg_pull_none>;
 99		};
100	};
101};
102
103&rk808 {
104	pinctrl-names = "default";
105	pinctrl-0 = <&pmic_int_l &dvs_1 &dvs_2>;
106	dvs-gpios = <&gpio7 RK_PB3 GPIO_ACTIVE_HIGH>,
107		    <&gpio7 RK_PB7 GPIO_ACTIVE_HIGH>;
108
109	/delete-property/ vcc6-supply;
110
111	regulators {
112		/* vcc33_io is sourced directly from vcc33_sys */
113		/delete-node/ LDO_REG1;
114
115		/* This is not a pwren anymore, but the real power supply */
116		vdd10_lcd: LDO_REG7 {
117			regulator-always-on;
118			regulator-boot-on;
119			regulator-min-microvolt = <1000000>;
120			regulator-max-microvolt = <1000000>;
121			regulator-name = "vdd10_lcd";
122			regulator-suspend-mem-disabled;
123		};
124
125		vcc18_hdmi: SWITCH_REG2 {
126			regulator-always-on;
127			regulator-boot-on;
128			regulator-name = "vcc18_hdmi";
129			regulator-suspend-mem-disabled;
130		};
131	};
132};
133
134&vcc50_hdmi {
135	enable-active-high;
136	gpio = <&gpio7 RK_PA2 GPIO_ACTIVE_HIGH>;
137	pinctrl-names = "default";
138	pinctrl-0 = <&vcc50_hdmi_en>;
139};