| // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| /* |
| * Google Veyron Mickey Rev 0 board device tree source |
| * |
| * Copyright 2015 Google, Inc |
| */ |
| |
| /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>, |
| <&cpu1 THERMAL_NO_LIMIT 4>, |
| <&cpu2 THERMAL_NO_LIMIT 4>, |
| <&cpu3 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>, <&cpu1 5 6>, <&cpu2 5 6>, |
| <&cpu3 5 6>; |
| }; |
| cpu_hot_limit_cpu { |
| trip = <&cpu_alert_hot>; |
| cooling-device = <&cpu0 7 7>, <&cpu1 7 7>, <&cpu2 7 7>, |
| <&cpu3 7 7>; |
| }; |
| cpu_hotter_limit_cpu { |
| trip = <&cpu_alert_hotter>; |
| cooling-device = <&cpu0 7 8>, <&cpu1 7 8>, <&cpu2 7 8>, |
| <&cpu3 7 8>; |
| }; |
| cpu_very_hot_limit_cpu { |
| trip = <&cpu_alert_very_hot>; |
| cooling-device = <&cpu0 8 THERMAL_NO_LIMIT>, |
| <&cpu1 8 THERMAL_NO_LIMIT>, |
| <&cpu2 8 THERMAL_NO_LIMIT>, |
| <&cpu3 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>; |
| }; |