/*
* 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 RK_PB4 GPIO_ACTIVE_HIGH>,
<&gpio7 RK_PB7 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 RK_PB3 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&power_hdmi_on>;
};
