ARM: dts: rockchip: add veyron-brain board

Similar to pinky, brain is a development model and probably also
nearing extinction. But to keep pinky from being lonely I'll keep
the two brain boards around as well, especially as they as well
have easily accessible dut-connectors.
Signed-off-by: Heiko Stuebner <heiko.stuebner@collabora.com>
For the license change:
Acked-by: Brian Norris <briannorris@chromium.org>

Documentation/devicetree/bindings/arm/rockchip.txt

@@ -35,6 +35,11 @@ Rockchip platforms device tree bindings
     Required root node properties:
       - compatible = "netxeon,r89", "rockchip,rk3288";
 
+- Google Brain (dev-board):
+    Required root node properties:
+      - compatible = "google,veyron-brain-rev0", "google,veyron-brain",
+		     "google,veyron", "rockchip,rk3288";
+
 - Google Jaq (Haier Chromebook 11 and more):
     Required root node properties:
       - compatible = "google,veyron-jaq-rev5", "google,veyron-jaq-rev4",

arch/arm/boot/dts/Makefile

@@ -524,6 +524,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += \
 	rk3288-popmetal.dtb \
 	rk3288-r89.dtb \
 	rk3288-rock2-square.dtb \
+	rk3288-veyron-brain.dtb \
 	rk3288-veyron-jaq.dtb \
 	rk3288-veyron-jerry.dtb \
 	rk3288-veyron-minnie.dtb \

arch/arm/boot/dts/rk3288-veyron-brain.dts

+/*
+ * Google Veyron Brain Rev 0 board device tree source
+ *
+ * Copyright 2014 Google, Inc
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ *  a) This file is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of the
+ *     License, or (at your option) any later version.
+ *
+ *     This file is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ *  Or, alternatively,
+ *
+ *  b) Permission is hereby granted, free of charge, to any person
+ *     obtaining a copy of this software and associated documentation
+ *     files (the "Software"), to deal in the Software without
+ *     restriction, including without limitation the rights to use,
+ *     copy, modify, merge, publish, distribute, sublicense, and/or
+ *     sell copies of the Software, and to permit persons to whom the
+ *     Software is furnished to do so, subject to the following
+ *     conditions:
+ *
+ *     The above copyright notice and this permission notice shall be
+ *     included in all copies or substantial portions of the Software.
+ *
+ *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *     OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/dts-v1/;
+#include "rk3288-veyron.dtsi"
+
+/ {
+	model = "Google Brain";
+	compatible = "google,veyron-brain-rev0", "google,veyron-brain",
+		     "google,veyron", "rockchip,rk3288";
+
+	vcc33_sys: vcc33-sys {
+		vin-supply = <&vcc_5v>;
+	};
+
+	vcc33_io: vcc33_io {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc33_io";
+		regulator-always-on;
+		regulator-boot-on;
+		vin-supply = <&vcc33_sys>;
+		/* This is gated by vcc_18 too */
+	};
+
+	/* This turns on vbus for host2 and otg (dwc2) */
+	vcc5_host2: vcc5-host2-regulator {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio0 12 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&usb2_pwr_en>;
+		regulator-name = "vcc5_host2";
+		regulator-always-on;
+		regulator-boot-on;
+	};
+};
+
+&pinctrl {
+	hdmi {
+		vcc50_hdmi_en: vcc50-hdmi-en {
+			rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	pmic {
+		dvs_1: dvs-1 {
+			rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_down>;
+		};
+
+		dvs_2: dvs-2 {
+			rockchip,pins = <7 15 RK_FUNC_GPIO &pcfg_pull_down>;
+		};
+	};
+
+	usb-host {
+		usb2_pwr_en: usb2-pwr-en {
+			rockchip,pins = <0 12 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+};
+
+&rk808 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pmic_int_l &dvs_1 &dvs_2>;
+	dvs-gpios = <&gpio7 11 GPIO_ACTIVE_HIGH>,
+		    <&gpio7 15 GPIO_ACTIVE_HIGH>;
+
+	/delete-property/ vcc6-supply;
+
+	regulators {
+		/* vcc33_io is sourced directly from vcc33_sys */
+		/delete-node/ LDO_REG1;
+
+		/* This is not a pwren anymore, but the real power supply */
+		vdd10_lcd: LDO_REG7 {
+			regulator-always-on;
+			regulator-boot-on;
+			regulator-min-microvolt = <1000000>;
+			regulator-max-microvolt = <1000000>;
+			regulator-name = "vdd10_lcd";
+			regulator-suspend-mem-disabled;
+		};
+
+		vcc18_hdmi: SWITCH_REG2 {
+			regulator-always-on;
+			regulator-boot-on;
+			regulator-name = "vcc18_hdmi";
+			regulator-suspend-mem-disabled;
+		};
+	};
+};
+
+&vcc50_hdmi {
+	enable-active-high;
+	gpio = <&gpio7 2 GPIO_ACTIVE_HIGH>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&vcc50_hdmi_en>;
+};