This adds support for the Asus Chromebit, and RK3288-based device designed to plug directly into an HDMI monitor. The device tree file comes from Linux v4.8. Signed-off-by: Simon Glass <sjg@chromium.org>master
Simon Glass
8 years ago
parent
095e6c1f2d
commit
e70408c069
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/* |
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* Google Veyron Mickey Rev 0 board device tree source |
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* |
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* Copyright 2015 Google, Inc |
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* |
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* This file is dual-licensed: you can use it either under the terms |
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* of the GPL or the X11 license, at your option. Note that this dual |
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* licensing only applies to this file, and not this project as a |
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* whole. |
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* |
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* a) This file is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of the |
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* License, or (at your option) any later version. |
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* |
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* This file is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* Or, alternatively, |
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* |
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* b) Permission is hereby granted, free of charge, to any person |
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* obtaining a copy of this software and associated documentation |
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* files (the "Software"), to deal in the Software without |
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* restriction, including without limitation the rights to use, |
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* copy, modify, merge, publish, distribute, sublicense, and/or |
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* sell copies of the Software, and to permit persons to whom the |
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* Software is furnished to do so, subject to the following |
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* conditions: |
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* |
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* The above copyright notice and this permission notice shall be |
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* included in all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES |
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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* OTHER DEALINGS IN THE SOFTWARE. |
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*/ |
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|
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/dts-v1/; |
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#include "rk3288-veyron-chromebook.dtsi" |
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|
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/ { |
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model = "Google Mickey"; |
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compatible = "google,veyron-mickey-rev8", "google,veyron-mickey-rev7", |
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"google,veyron-mickey-rev6", "google,veyron-mickey-rev5", |
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"google,veyron-mickey-rev4", "google,veyron-mickey-rev3", |
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"google,veyron-mickey-rev2", "google,veyron-mickey-rev1", |
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"google,veyron-mickey-rev0", "google,veyron-mickey", |
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"google,veyron", "rockchip,rk3288"; |
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|
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vcc_5v: vcc-5v { |
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vin-supply = <&vcc33_sys>; |
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}; |
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|
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vcc33_io: vcc33_io { |
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compatible = "regulator-fixed"; |
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regulator-name = "vcc33_io"; |
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regulator-always-on; |
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regulator-boot-on; |
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vin-supply = <&vcc33_sys>; |
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}; |
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}; |
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|
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&cpu_thermal { |
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/delete-node/ trips; |
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/delete-node/ cooling-maps; |
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|
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trips { |
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cpu_alert_almost_warm: cpu_alert_almost_warm { |
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temperature = <63000>; /* millicelsius */ |
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hysteresis = <2000>; /* millicelsius */ |
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type = "passive"; |
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}; |
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cpu_alert_warm: cpu_alert_warm { |
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temperature = <65000>; /* millicelsius */ |
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hysteresis = <2000>; /* millicelsius */ |
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type = "passive"; |
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}; |
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cpu_alert_almost_hot: cpu_alert_almost_hot { |
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temperature = <80000>; /* millicelsius */ |
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hysteresis = <2000>; /* millicelsius */ |
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type = "passive"; |
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}; |
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cpu_alert_hot: cpu_alert_hot { |
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temperature = <82000>; /* millicelsius */ |
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hysteresis = <2000>; /* millicelsius */ |
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type = "passive"; |
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}; |
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cpu_alert_hotter: cpu_alert_hotter { |
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temperature = <84000>; /* millicelsius */ |
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hysteresis = <2000>; /* millicelsius */ |
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type = "passive"; |
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}; |
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cpu_alert_very_hot: cpu_alert_very_hot { |
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temperature = <85000>; /* millicelsius */ |
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hysteresis = <2000>; /* millicelsius */ |
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type = "passive"; |
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}; |
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cpu_crit: cpu_crit { |
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temperature = <90000>; /* millicelsius */ |
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hysteresis = <2000>; /* millicelsius */ |
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type = "critical"; |
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}; |
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}; |
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|
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cooling-maps { |
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/* |
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* After 1st level, throttle the CPU down to as low as 1.4 GHz |
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* and don't let the GPU go faster than 400 MHz. Note that we |
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* won't throttle the GPU lower than 400 MHz due to CPU |
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* heat--we'll let the GPU do the rest itself. |
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*/ |
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cpu_warm_limit_cpu { |
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trip = <&cpu_alert_warm>; |
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cooling-device = |
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<&cpu0 THERMAL_NO_LIMIT 4>; |
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}; |
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|
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/* |
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* Add some discrete steps to help throttling system deal |
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* with the fact that there are two passive cooling devices: |
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* the CPU and the GPU. |
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* |
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* - 1.2 GHz - 1.0 GHz (almost hot) |
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* - 800 MHz (hot) |
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* - 800 MHz - 696 MHz (hotter) |
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* - 696 MHz - min (very hot) |
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* |
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* Note: |
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* - 800 MHz appears to be a "sweet spot" for me. I can run |
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* some pretty serious workload here and be happy. |
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* - After 696 MHz we stop lowering voltage, so throttling |
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* past there is less effective. |
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*/ |
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cpu_almost_hot_limit_cpu { |
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trip = <&cpu_alert_almost_hot>; |
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cooling-device = |
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<&cpu0 5 6>; |
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}; |
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cpu_hot_limit_cpu { |
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trip = <&cpu_alert_hot>; |
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cooling-device = |
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<&cpu0 7 7>; |
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}; |
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cpu_hotter_limit_cpu { |
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trip = <&cpu_alert_hotter>; |
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cooling-device = |
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<&cpu0 7 8>; |
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}; |
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cpu_very_hot_limit_cpu { |
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trip = <&cpu_alert_very_hot>; |
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cooling-device = |
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<&cpu0 8 THERMAL_NO_LIMIT>; |
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}; |
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}; |
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}; |
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|
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&dmc { |
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rockchip,pctl-timing = <0x215 0xc8 0x0 0x35 0x26 0x2 0x70 0x2000d |
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0x6 0x0 0x8 0x4 0x17 0x24 0xd 0x6 |
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0x4 0x8 0x4 0x76 0x4 0x0 0x30 0x0 |
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0x1 0x2 0x2 0x4 0x0 0x0 0xc0 0x4 |
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0x8 0x1f4>; |
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rockchip,phy-timing = <0x48d7dd93 0x187008d8 0x121076 |
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0x0 0xc3 0x6 0x2>; |
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rockchip,sdram-params = <0x20d266a4 0x5b6 2 533000000 6 9 1>; |
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}; |
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|
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&emmc { |
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/delete-property/mmc-hs200-1_8v; |
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}; |
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|
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&i2c2 { |
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status = "disabled"; |
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}; |
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|
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&i2c4 { |
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status = "disabled"; |
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}; |
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|
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&i2s { |
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status = "okay"; |
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clock-names = "i2s_hclk", "i2s_clk", "i2s_clk_out"; |
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clocks = <&cru HCLK_I2S0>, <&cru SCLK_I2S0>, <&cru SCLK_I2S0_OUT>; |
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}; |
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|
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&rk808 { |
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pinctrl-names = "default"; |
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pinctrl-0 = <&pmic_int_l &dvs_1 &dvs_2>; |
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dvs-gpios = <&gpio7 12 GPIO_ACTIVE_HIGH>, |
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<&gpio7 15 GPIO_ACTIVE_HIGH>; |
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|
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/delete-property/ vcc6-supply; |
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/delete-property/ vcc12-supply; |
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vcc11-supply = <&vcc33_sys>; |
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regulators { |
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/* vcc33_io is sourced directly from vcc33_sys */ |
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/delete-node/ LDO_REG1; |
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/delete-node/ LDO_REG7; |
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/* This is not a pwren anymore, but the real power supply */ |
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vdd10_lcd: LDO_REG7 { |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-min-microvolt = <1000000>; |
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regulator-max-microvolt = <1000000>; |
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regulator-name = "vdd10_lcd"; |
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regulator-suspend-mem-disabled; |
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}; |
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vcc18_lcd: LDO_REG8 { |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-min-microvolt = <1800000>; |
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regulator-max-microvolt = <1800000>; |
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regulator-name = "vcc18_lcd"; |
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regulator-suspend-mem-disabled; |
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}; |
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}; |
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}; |
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|
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&pinctrl { |
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hdmi { |
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power_hdmi_on: power-hdmi-on { |
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rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>; |
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}; |
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}; |
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|
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pmic { |
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dvs_1: dvs-1 { |
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rockchip,pins = <7 12 RK_FUNC_GPIO &pcfg_pull_down>; |
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}; |
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dvs_2: dvs-2 { |
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rockchip,pins = <7 15 RK_FUNC_GPIO &pcfg_pull_down>; |
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}; |
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}; |
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}; |
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|
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&sdmmc { |
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status = "disabled"; |
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}; |
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|
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&sdio0 { |
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status = "disabled"; |
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}; |
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|
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&sdmmc { |
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status = "disabled"; |
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}; |
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|
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&spi0 { |
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status = "disabled"; |
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}; |
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|
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&usb_host0_ehci { |
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status = "disabled"; |
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}; |
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|
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&usb_host1 { |
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status = "disabled"; |
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}; |
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|
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&vcc50_hdmi { |
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enable-active-high; |
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gpio = <&gpio7 11 GPIO_ACTIVE_HIGH>; |
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pinctrl-names = "default"; |
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pinctrl-0 = <&power_hdmi_on>; |
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}; |
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@ -0,0 +1,84 @@ |
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CONFIG_ARM=y |
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CONFIG_ARCH_ROCKCHIP=y |
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CONFIG_SYS_MALLOC_F_LEN=0x2000 |
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# CONFIG_SPL_MMC_SUPPORT is not set |
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CONFIG_ROCKCHIP_RK3288=y |
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CONFIG_TARGET_CHROMEBIT_MICKEY=y |
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CONFIG_SPL_SPI_FLASH_SUPPORT=y |
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CONFIG_SPL_SPI_SUPPORT=y |
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CONFIG_SPL_STACK_R_ADDR=0x80000 |
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CONFIG_DM_KEYBOARD=y |
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CONFIG_DEFAULT_DEVICE_TREE="rk3288-veyron-mickey" |
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# CONFIG_DISPLAY_CPUINFO is not set |
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CONFIG_SPL_STACK_R=y |
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CONFIG_SPL_STACK_R_MALLOC_SIMPLE_LEN=0x2000 |
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CONFIG_HUSH_PARSER=y |
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CONFIG_CMD_BOOTZ=y |
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# CONFIG_CMD_IMLS is not set |
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CONFIG_CMD_MMC=y |
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CONFIG_CMD_SF=y |
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CONFIG_CMD_SPI=y |
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CONFIG_CMD_I2C=y |
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CONFIG_CMD_GPIO=y |
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# CONFIG_CMD_SETEXPR is not set |
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CONFIG_CMD_DHCP=y |
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CONFIG_CMD_MII=y |
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CONFIG_CMD_PING=y |
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CONFIG_CMD_CACHE=y |
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CONFIG_CMD_TIME=y |
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CONFIG_CMD_PMIC=y |
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CONFIG_CMD_REGULATOR=y |
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CONFIG_CMD_EXT2=y |
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CONFIG_CMD_EXT4=y |
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CONFIG_CMD_FAT=y |
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CONFIG_CMD_FS_GENERIC=y |
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CONFIG_SPL_OF_CONTROL=y |
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CONFIG_OF_SPL_REMOVE_PROPS="pinctrl-0 pinctrl-names clock-names interrupt-parent assigned-clocks assigned-clock-rates assigned-clock-parents" |
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CONFIG_REGMAP=y |
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CONFIG_SPL_REGMAP=y |
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CONFIG_SYSCON=y |
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CONFIG_SPL_SYSCON=y |
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# CONFIG_SPL_SIMPLE_BUS is not set |
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CONFIG_CLK=y |
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CONFIG_SPL_CLK=y |
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CONFIG_ROCKCHIP_GPIO=y |
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CONFIG_I2C_CROS_EC_TUNNEL=y |
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CONFIG_SYS_I2C_ROCKCHIP=y |
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CONFIG_I2C_MUX=y |
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CONFIG_CROS_EC_KEYB=y |
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CONFIG_CMD_CROS_EC=y |
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CONFIG_CROS_EC=y |
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CONFIG_CROS_EC_SPI=y |
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CONFIG_PWRSEQ=y |
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CONFIG_ROCKCHIP_DWMMC=y |
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CONFIG_PINCTRL=y |
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CONFIG_SPL_PINCTRL=y |
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# CONFIG_SPL_PINCTRL_FULL is not set |
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CONFIG_ROCKCHIP_RK3288_PINCTRL=y |
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CONFIG_DM_PMIC=y |
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# CONFIG_SPL_PMIC_CHILDREN is not set |
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CONFIG_PMIC_RK808=y |
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CONFIG_DM_REGULATOR=y |
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CONFIG_SPL_DM_REGULATOR=y |
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CONFIG_DM_REGULATOR_FIXED=y |
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CONFIG_REGULATOR_RK808=y |
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CONFIG_DM_PWM=y |
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CONFIG_PWM_ROCKCHIP=y |
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CONFIG_RAM=y |
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CONFIG_SPL_RAM=y |
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CONFIG_DEBUG_UART=y |
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CONFIG_DEBUG_UART_BASE=0xff690000 |
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CONFIG_DEBUG_UART_CLOCK=24000000 |
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CONFIG_DEBUG_UART_SHIFT=2 |
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CONFIG_SYS_NS16550=y |
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CONFIG_ROCKCHIP_SERIAL=y |
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CONFIG_ROCKCHIP_SPI=y |
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CONFIG_SYSRESET=y |
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CONFIG_DM_VIDEO=y |
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CONFIG_DISPLAY=y |
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CONFIG_VIDEO_ROCKCHIP=y |
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CONFIG_USE_TINY_PRINTF=y |
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CONFIG_CMD_DHRYSTONE=y |
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CONFIG_ERRNO_STR=y |
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CONFIG_SPL_OF_PLATDATA=y |
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# CONFIG_SPL_OF_LIBFDT is not set |
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