projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 0e1410dd CZ |
1 | /* |
| 2 | * Google Veyron Mickey Rev 0 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.dtsi" | |
| 47 | ||
| 48 | / { | |
| 49 | model = "Google Mickey"; | |
| 50 | compatible = "google,veyron-mickey-rev8", "google,veyron-mickey-rev7", | |
| 51 | "google,veyron-mickey-rev6", "google,veyron-mickey-rev5", | |
| 52 | "google,veyron-mickey-rev4", "google,veyron-mickey-rev3", | |
| 53 | "google,veyron-mickey-rev2", "google,veyron-mickey-rev1", | |
| 54 | "google,veyron-mickey-rev0", "google,veyron-mickey", | |
| 55 | "google,veyron", "rockchip,rk3288"; | |
| 56 | ||
| 57 | vcc_5v: vcc-5v { | |
| 58 | vin-supply = <&vcc33_sys>; | |
| 59 | }; | |
| 60 | ||
| 61 | vcc33_io: vcc33_io { | |
| 62 | compatible = "regulator-fixed"; | |
| 63 | regulator-name = "vcc33_io"; | |
| 64 | regulator-always-on; | |
| 65 | regulator-boot-on; | |
| 66 | vin-supply = <&vcc33_sys>; | |
| 67 | }; | |
| 68 | }; | |
| 69 | ||
| 70 | &cpu_thermal { | |
| 71 | /delete-node/ trips; | |
| 72 | /delete-node/ cooling-maps; | |
| 73 | ||
| 74 | trips { | |
| 75 | cpu_alert_almost_warm: cpu_alert_almost_warm { | |
| 76 | temperature = <63000>; /* millicelsius */ | |
| 77 | hysteresis = <2000>; /* millicelsius */ | |
| 78 | type = "passive"; | |
| 79 | }; | |
| 80 | cpu_alert_warm: cpu_alert_warm { | |
| 81 | temperature = <65000>; /* millicelsius */ | |
| 82 | hysteresis = <2000>; /* millicelsius */ | |
| 83 | type = "passive"; | |
| 84 | }; | |
| 85 | cpu_alert_almost_hot: cpu_alert_almost_hot { | |
| 86 | temperature = <80000>; /* millicelsius */ | |
| 87 | hysteresis = <2000>; /* millicelsius */ | |
| 88 | type = "passive"; | |
| 89 | }; | |
| 90 | cpu_alert_hot: cpu_alert_hot { | |
| 91 | temperature = <82000>; /* millicelsius */ | |
| 92 | hysteresis = <2000>; /* millicelsius */ | |
| 93 | type = "passive"; | |
| 94 | }; | |
| 95 | cpu_alert_hotter: cpu_alert_hotter { | |
| 96 | temperature = <84000>; /* millicelsius */ | |
| 97 | hysteresis = <2000>; /* millicelsius */ | |
| 98 | type = "passive"; | |
| 99 | }; | |
| 100 | cpu_alert_very_hot: cpu_alert_very_hot { | |
| 101 | temperature = <85000>; /* millicelsius */ | |
| 102 | hysteresis = <2000>; /* millicelsius */ | |
| 103 | type = "passive"; | |
| 104 | }; | |
| 105 | cpu_crit: cpu_crit { | |
| 106 | temperature = <90000>; /* millicelsius */ | |
| 107 | hysteresis = <2000>; /* millicelsius */ | |
| 108 | type = "critical"; | |
| 109 | }; | |
| 110 | }; | |
| 111 | ||
| 112 | cooling-maps { | |
| 113 | /* | |
| 114 | * After 1st level, throttle the CPU down to as low as 1.4 GHz | |
| 115 | * and don't let the GPU go faster than 400 MHz. Note that we | |
| 116 | * won't throttle the GPU lower than 400 MHz due to CPU | |
| 117 | * heat--we'll let the GPU do the rest itself. | |
| 118 | */ | |
| 119 | cpu_warm_limit_cpu { | |
| 120 | trip = <&cpu_alert_warm>; | |
| 121 | cooling-device = | |
| 122 | <&cpu0 THERMAL_NO_LIMIT 4>; | |
| 123 | }; | |
| 124 | ||
| 125 | /* | |
| 126 | * Add some discrete steps to help throttling system deal | |
| 127 | * with the fact that there are two passive cooling devices: | |
| 128 | * the CPU and the GPU. | |
| 129 | * | |
| 130 | * - 1.2 GHz - 1.0 GHz (almost hot) | |
| 131 | * - 800 MHz (hot) | |
| 132 | * - 800 MHz - 696 MHz (hotter) | |
| 133 | * - 696 MHz - min (very hot) | |
| 134 | * | |
| 135 | * Note: | |
| 136 | * - 800 MHz appears to be a "sweet spot" for me. I can run | |
| 137 | * some pretty serious workload here and be happy. | |
| 138 | * - After 696 MHz we stop lowering voltage, so throttling | |
| 139 | * past there is less effective. | |
| 140 | */ | |
| 141 | cpu_almost_hot_limit_cpu { | |
| 142 | trip = <&cpu_alert_almost_hot>; | |
| 143 | cooling-device = | |
| 144 | <&cpu0 5 6>; | |
| 145 | }; | |
| 146 | cpu_hot_limit_cpu { | |
| 147 | trip = <&cpu_alert_hot>; | |
| 148 | cooling-device = | |
| 149 | <&cpu0 7 7>; | |
| 150 | }; | |
| 151 | cpu_hotter_limit_cpu { | |
| 152 | trip = <&cpu_alert_hotter>; | |
| 153 | cooling-device = | |
| 154 | <&cpu0 7 8>; | |
| 155 | }; | |
| 156 | cpu_very_hot_limit_cpu { | |
| 157 | trip = <&cpu_alert_very_hot>; | |
| 158 | cooling-device = | |
| 159 | <&cpu0 8 THERMAL_NO_LIMIT>; | |
| 160 | }; | |
| 161 | }; | |
| 162 | }; | |
| 163 | ||
| 164 | &emmc { | |
| 165 | /delete-property/mmc-hs200-1_8v; | |
| 166 | }; | |
| 167 | ||
| 168 | &i2c2 { | |
| 169 | status = "disabled"; | |
| 170 | }; | |
| 171 | ||
| 172 | &i2c4 { | |
| 173 | status = "disabled"; | |
| 174 | }; | |
| 175 | ||
| 176 | &i2s { | |
| 177 | status = "okay"; | |
| 178 | clock-names = "i2s_hclk", "i2s_clk", "i2s_clk_out"; | |
| 179 | clocks = <&cru HCLK_I2S0>, <&cru SCLK_I2S0>, <&cru SCLK_I2S0_OUT>; | |
| 180 | }; | |
| 181 | ||
| 182 | &rk808 { | |
| 183 | pinctrl-names = "default"; | |
| 184 | pinctrl-0 = <&pmic_int_l &dvs_1 &dvs_2>; | |
| 185 | dvs-gpios = <&gpio7 12 GPIO_ACTIVE_HIGH>, | |
| 186 | <&gpio7 15 GPIO_ACTIVE_HIGH>; | |
| 187 | ||
| 188 | /delete-property/ vcc6-supply; | |
| 189 | /delete-property/ vcc12-supply; | |
| 190 | ||
| 191 | vcc11-supply = <&vcc33_sys>; | |
| 192 | ||
| 193 | regulators { | |
| 194 | /* vcc33_io is sourced directly from vcc33_sys */ | |
| 195 | /delete-node/ LDO_REG1; | |
| 196 | /delete-node/ LDO_REG7; | |
| 197 | ||
| 198 | /* This is not a pwren anymore, but the real power supply */ | |
| 199 | vdd10_lcd: LDO_REG7 { | |
| 200 | regulator-always-on; | |
| 201 | regulator-boot-on; | |
| 202 | regulator-min-microvolt = <1000000>; | |
| 203 | regulator-max-microvolt = <1000000>; | |
| 204 | regulator-name = "vdd10_lcd"; | |
| 205 | regulator-suspend-mem-disabled; | |
| 206 | }; | |
| 207 | ||
| 208 | vcc18_lcd: LDO_REG8 { | |
| 209 | regulator-always-on; | |
| 210 | regulator-boot-on; | |
| 211 | regulator-min-microvolt = <1800000>; | |
| 212 | regulator-max-microvolt = <1800000>; | |
| 213 | regulator-name = "vcc18_lcd"; | |
| 214 | regulator-suspend-mem-disabled; | |
| 215 | }; | |
| 216 | }; | |
| 217 | }; | |
| 218 | ||
| 219 | &pinctrl { | |
| 220 | hdmi { | |
| 221 | power_hdmi_on: power-hdmi-on { | |
| 222 | rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>; | |
| 223 | }; | |
| 224 | }; | |
| 225 | ||
| 226 | pmic { | |
| 227 | dvs_1: dvs-1 { | |
| 228 | rockchip,pins = <7 12 RK_FUNC_GPIO &pcfg_pull_down>; | |
| 229 | }; | |
| 230 | ||
| 231 | dvs_2: dvs-2 { | |
| 232 | rockchip,pins = <7 15 RK_FUNC_GPIO &pcfg_pull_down>; | |
| 233 | }; | |
| 234 | }; | |
| 235 | }; | |
| 236 | ||
| 237 | &usb_host0_ehci { | |
| 238 | status = "disabled"; | |
| 239 | }; | |
| 240 | ||
| 241 | &usb_host1 { | |
| 242 | status = "disabled"; | |
| 243 | }; | |
| 244 | ||
| 245 | &vcc50_hdmi { | |
| 246 | enable-active-high; | |
| 247 | gpio = <&gpio7 11 GPIO_ACTIVE_HIGH>; | |
| 248 | pinctrl-names = "default"; | |
| 249 | pinctrl-0 = <&power_hdmi_on>; | |
| 250 | }; |