ARM: dts: rockchip: add veyron-mickey board
authorChris Zhong <zyw@rock-chips.com>
Tue, 1 Dec 2015 16:03:04 +0000 (17:03 +0100)
committerHeiko Stuebner <heiko@sntech.de>
Thu, 3 Dec 2015 15:55:40 +0000 (16:55 +0100)
Also known as the Asus Chromebit.

Signed-off-by: Chris Zhong <zyw@rock-chips.com>
Tested-by: Caesar Wang <wxt@rock-chips.com>
For the license change:
Acked-by: Brian Norris <briannorris@chromium.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Documentation/devicetree/bindings/arm/rockchip.txt
arch/arm/boot/dts/Makefile
arch/arm/boot/dts/rk3288-veyron-mickey.dts [new file with mode: 0644]

index 2f8b35ada4cef7ba3709e3db361c9d03119b3ec1..2fa0a213a0c1e55ff67ac65444bbf6227d3e4621 100644 (file)
@@ -54,6 +54,15 @@ Rockchip platforms device tree bindings
                     "google,veyron-jerry-rev3", "google,veyron-jerry",
                     "google,veyron", "rockchip,rk3288";
 
+- Google Mickey (Asus Chromebit CS10):
+    Required root node properties:
+      - compatible = "google,veyron-mickey-rev8", "google,veyron-mickey-rev7",
+                    "google,veyron-mickey-rev6", "google,veyron-mickey-rev5",
+                    "google,veyron-mickey-rev4", "google,veyron-mickey-rev3",
+                    "google,veyron-mickey-rev2", "google,veyron-mickey-rev1",
+                    "google,veyron-mickey-rev0", "google,veyron-mickey",
+                    "google,veyron", "rockchip,rk3288";
+
 - Google Minnie (Asus Chromebook Flip C100P):
     Required root node properties:
       - compatible = "google,veyron-minnie-rev4", "google,veyron-minnie-rev3",
index 2f29350ccce122f9a10610a0c66821fe5b1d11c8..8b49bfcbc5d407f1da9d6a43153669a52bef0e96 100644 (file)
@@ -527,6 +527,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += \
        rk3288-veyron-brain.dtb \
        rk3288-veyron-jaq.dtb \
        rk3288-veyron-jerry.dtb \
+       rk3288-veyron-mickey.dtb \
        rk3288-veyron-minnie.dtb \
        rk3288-veyron-pinky.dtb \
        rk3288-veyron-speedy.dtb
diff --git a/arch/arm/boot/dts/rk3288-veyron-mickey.dts b/arch/arm/boot/dts/rk3288-veyron-mickey.dts
new file mode 100644 (file)
index 0000000..f36f6f4
--- /dev/null
@@ -0,0 +1,250 @@
+/*
+ * Google Veyron Mickey Rev 0 board device tree source
+ *
+ * Copyright 2015 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 Mickey";
+       compatible = "google,veyron-mickey-rev8", "google,veyron-mickey-rev7",
+                    "google,veyron-mickey-rev6", "google,veyron-mickey-rev5",
+                    "google,veyron-mickey-rev4", "google,veyron-mickey-rev3",
+                    "google,veyron-mickey-rev2", "google,veyron-mickey-rev1",
+                    "google,veyron-mickey-rev0", "google,veyron-mickey",
+                    "google,veyron", "rockchip,rk3288";
+
+       vcc_5v: vcc-5v {
+               vin-supply = <&vcc33_sys>;
+       };
+
+       vcc33_io: vcc33_io {
+               compatible = "regulator-fixed";
+               regulator-name = "vcc33_io";
+               regulator-always-on;
+               regulator-boot-on;
+               vin-supply = <&vcc33_sys>;
+       };
+};
+
+&cpu_thermal {
+       /delete-node/ trips;
+       /delete-node/ cooling-maps;
+
+       trips {
+               cpu_alert_almost_warm: cpu_alert_almost_warm {
+                       temperature = <63000>; /* millicelsius */
+                       hysteresis = <2000>; /* millicelsius */
+                       type = "passive";
+               };
+               cpu_alert_warm: cpu_alert_warm {
+                       temperature = <65000>; /* millicelsius */
+                       hysteresis = <2000>; /* millicelsius */
+                       type = "passive";
+               };
+               cpu_alert_almost_hot: cpu_alert_almost_hot {
+                       temperature = <80000>; /* millicelsius */
+                       hysteresis = <2000>; /* millicelsius */
+                       type = "passive";
+               };
+               cpu_alert_hot: cpu_alert_hot {
+                       temperature = <82000>; /* millicelsius */
+                       hysteresis = <2000>; /* millicelsius */
+                       type = "passive";
+               };
+               cpu_alert_hotter: cpu_alert_hotter {
+                       temperature = <84000>; /* millicelsius */
+                       hysteresis = <2000>; /* millicelsius */
+                       type = "passive";
+               };
+               cpu_alert_very_hot: cpu_alert_very_hot {
+                       temperature = <85000>; /* millicelsius */
+                       hysteresis = <2000>; /* millicelsius */
+                       type = "passive";
+               };
+               cpu_crit: cpu_crit {
+                       temperature = <90000>; /* millicelsius */
+                       hysteresis = <2000>; /* millicelsius */
+                       type = "critical";
+               };
+       };
+
+       cooling-maps {
+               /*
+                * After 1st level, throttle the CPU down to as low as 1.4 GHz
+                * and don't let the GPU go faster than 400 MHz.  Note that we
+                * won't throttle the GPU lower than 400 MHz due to CPU
+                * heat--we'll let the GPU do the rest itself.
+                */
+               cpu_warm_limit_cpu {
+                       trip = <&cpu_alert_warm>;
+                       cooling-device =
+                               <&cpu0 THERMAL_NO_LIMIT 4>;
+               };
+
+               /*
+                * Add some discrete steps to help throttling system deal
+                * with the fact that there are two passive cooling devices:
+                * the CPU and the GPU.
+                *
+                * - 1.2 GHz - 1.0 GHz (almost hot)
+                * - 800 MHz           (hot)
+                * - 800 MHz - 696 MHz (hotter)
+                * - 696 MHz - min     (very hot)
+                *
+                * Note:
+                * - 800 MHz appears to be a "sweet spot" for me.  I can run
+                *   some pretty serious workload here and be happy.
+                * - After 696 MHz we stop lowering voltage, so throttling
+                *   past there is less effective.
+                */
+               cpu_almost_hot_limit_cpu {
+                       trip = <&cpu_alert_almost_hot>;
+                       cooling-device =
+                               <&cpu0 5 6>;
+               };
+               cpu_hot_limit_cpu {
+                       trip = <&cpu_alert_hot>;
+                       cooling-device =
+                               <&cpu0 7 7>;
+               };
+               cpu_hotter_limit_cpu {
+                       trip = <&cpu_alert_hotter>;
+                       cooling-device =
+                               <&cpu0 7 8>;
+               };
+               cpu_very_hot_limit_cpu {
+                       trip = <&cpu_alert_very_hot>;
+                       cooling-device =
+                               <&cpu0 8 THERMAL_NO_LIMIT>;
+               };
+       };
+};
+
+&emmc {
+       /delete-property/mmc-hs200-1_8v;
+};
+
+&i2c2 {
+       status = "disabled";
+};
+
+&i2c4 {
+       status = "disabled";
+};
+
+&i2s {
+       status = "okay";
+       clock-names = "i2s_hclk", "i2s_clk", "i2s_clk_out";
+       clocks = <&cru HCLK_I2S0>, <&cru SCLK_I2S0>, <&cru SCLK_I2S0_OUT>;
+};
+
+&rk808 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pmic_int_l &dvs_1 &dvs_2>;
+       dvs-gpios = <&gpio7 12 GPIO_ACTIVE_HIGH>,
+                   <&gpio7 15 GPIO_ACTIVE_HIGH>;
+
+       /delete-property/ vcc6-supply;
+       /delete-property/ vcc12-supply;
+
+       vcc11-supply = <&vcc33_sys>;
+
+       regulators {
+               /* vcc33_io is sourced directly from vcc33_sys */
+               /delete-node/ LDO_REG1;
+               /delete-node/ LDO_REG7;
+
+               /* 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_lcd: LDO_REG8 {
+                       regulator-always-on;
+                       regulator-boot-on;
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+                       regulator-name = "vcc18_lcd";
+                       regulator-suspend-mem-disabled;
+               };
+       };
+};
+
+&pinctrl {
+       hdmi {
+               power_hdmi_on: power-hdmi-on {
+                       rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
+               };
+       };
+
+       pmic {
+               dvs_1: dvs-1 {
+                       rockchip,pins = <7 12 RK_FUNC_GPIO &pcfg_pull_down>;
+               };
+
+               dvs_2: dvs-2 {
+                       rockchip,pins = <7 15 RK_FUNC_GPIO &pcfg_pull_down>;
+               };
+       };
+};
+
+&usb_host0_ehci {
+       status = "disabled";
+};
+
+&usb_host1 {
+       status = "disabled";
+};
+
+&vcc50_hdmi {
+       enable-active-high;
+       gpio = <&gpio7 11 GPIO_ACTIVE_HIGH>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&power_hdmi_on>;
+};