| // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| /* |
| * Google Gru-Kevin Rev 6+ board device tree source |
| * |
| * Copyright 2016-2017 Google, Inc |
| */ |
| |
| /dts-v1/; |
| #include "rk3399-gru-chromebook.dtsi" |
| #include <dt-bindings/input/linux-event-codes.h> |
| |
| /* |
| * Kevin-specific things |
| * |
| * Things in this section should use names from Kevin schematic since no |
| * equivalent exists in Gru schematic. If referring to signals that exist |
| * in Gru we use the Gru names, though. Confusing enough for you? |
| */ |
| / { |
| model = "Google Kevin"; |
| compatible = "google,kevin-rev15", "google,kevin-rev14", |
| "google,kevin-rev13", "google,kevin-rev12", |
| "google,kevin-rev11", "google,kevin-rev10", |
| "google,kevin-rev9", "google,kevin-rev8", |
| "google,kevin-rev7", "google,kevin-rev6", |
| "google,kevin", "google,gru", "rockchip,rk3399"; |
| |
| /* Power tree */ |
| |
| p3_3v_dig: p3-3v-dig { |
| compatible = "regulator-fixed"; |
| regulator-name = "p3.3v_dig"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&cpu3_pen_pwr_en>; |
| |
| enable-active-high; |
| gpio = <&gpio4 30 GPIO_ACTIVE_HIGH>; |
| vin-supply = <&pp3300>; |
| }; |
| |
| edp_panel: edp-panel { |
| compatible = "sharp,lq123p1jx31", "simple-panel"; |
| backlight = <&backlight>; |
| power-supply = <&pp3300_disp>; |
| |
| ports { |
| panel_in_edp: endpoint { |
| remote-endpoint = <&edp_out_panel>; |
| }; |
| }; |
| }; |
| |
| thermistor_ppvar_bigcpu: thermistor-ppvar-bigcpu { |
| compatible = "murata,ncp15wb473"; |
| pullup-uv = <1800000>; |
| pullup-ohm = <25500>; |
| pulldown-ohm = <0>; |
| io-channels = <&saradc 2>; |
| #thermal-sensor-cells = <0>; |
| }; |
| |
| thermistor_ppvar_litcpu: thermistor-ppvar-litcpu { |
| compatible = "murata,ncp15wb473"; |
| pullup-uv = <1800000>; |
| pullup-ohm = <25500>; |
| pulldown-ohm = <0>; |
| io-channels = <&saradc 3>; |
| #thermal-sensor-cells = <0>; |
| }; |
| }; |
| |
| &backlight { |
| pwms = <&cros_ec_pwm 1>; |
| }; |
| |
| &gpio_keys { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&bt_host_wake_l>, <&cpu1_pen_eject>; |
| |
| pen-insert { |
| label = "Pen Insert"; |
| /* Insert = low, eject = high */ |
| gpios = <&gpio0 13 GPIO_ACTIVE_LOW>; |
| linux,code = <SW_PEN_INSERTED>; |
| linux,input-type = <EV_SW>; |
| wakeup-source; |
| }; |
| }; |
| |
| &thermal_zones { |
| bigcpu_reg_thermal: bigcpu-reg-thermal { |
| polling-delay-passive = <100>; /* milliseconds */ |
| polling-delay = <1000>; /* milliseconds */ |
| thermal-sensors = <&thermistor_ppvar_bigcpu 0>; |
| sustainable-power = <4000>; |
| |
| ppvar_bigcpu_trips: trips { |
| ppvar_bigcpu_on: ppvar-bigcpu-on { |
| temperature = <40000>; /* millicelsius */ |
| hysteresis = <2000>; /* millicelsius */ |
| type = "passive"; |
| }; |
| |
| ppvar_bigcpu_alert: ppvar-bigcpu-alert { |
| temperature = <50000>; /* millicelsius */ |
| hysteresis = <2000>; /* millicelsius */ |
| type = "passive"; |
| }; |
| |
| ppvar_bigcpu_crit: ppvar-bigcpu-crit { |
| temperature = <90000>; /* millicelsius */ |
| hysteresis = <0>; /* millicelsius */ |
| type = "critical"; |
| }; |
| }; |
| |
| cooling-maps { |
| map0 { |
| trip = <&ppvar_bigcpu_alert>; |
| cooling-device = |
| <&cpu_l0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; |
| contribution = <4096>; |
| }; |
| map1 { |
| trip = <&ppvar_bigcpu_alert>; |
| cooling-device = |
| <&cpu_b0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; |
| contribution = <1024>; |
| }; |
| }; |
| }; |
| |
| litcpu_reg_thermal: litcpu-reg-thermal { |
| polling-delay-passive = <100>; /* milliseconds */ |
| polling-delay = <1000>; /* milliseconds */ |
| thermal-sensors = <&thermistor_ppvar_litcpu 0>; |
| sustainable-power = <4000>; |
| |
| ppvar_litcpu_trips: trips { |
| ppvar_litcpu_on: ppvar-litcpu-on { |
| temperature = <40000>; /* millicelsius */ |
| hysteresis = <2000>; /* millicelsius */ |
| type = "passive"; |
| }; |
| |
| ppvar_litcpu_alert: ppvar-litcpu-alert { |
| temperature = <50000>; /* millicelsius */ |
| hysteresis = <2000>; /* millicelsius */ |
| type = "passive"; |
| }; |
| |
| ppvar_litcpu_crit: ppvar-litcpu-crit { |
| temperature = <90000>; /* millicelsius */ |
| hysteresis = <0>; /* millicelsius */ |
| type = "critical"; |
| }; |
| }; |
| }; |
| }; |
| |
| ap_i2c_tpm: &i2c0 { |
| status = "okay"; |
| |
| clock-frequency = <400000>; |
| |
| /* These are relatively safe rise/fall times. */ |
| i2c-scl-falling-time-ns = <50>; |
| i2c-scl-rising-time-ns = <300>; |
| |
| tpm: tpm@20 { |
| compatible = "infineon,slb9645tt"; |
| reg = <0x20>; |
| powered-while-suspended; |
| }; |
| }; |
| |
| ap_i2c_dig: &i2c2 { |
| status = "okay"; |
| |
| clock-frequency = <400000>; |
| |
| /* These are relatively safe rise/fall times. */ |
| i2c-scl-falling-time-ns = <50>; |
| i2c-scl-rising-time-ns = <300>; |
| |
| digitizer: digitizer@9 { |
| /* wacom,w9013 */ |
| compatible = "hid-over-i2c"; |
| reg = <0x9>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&cpu1_dig_irq_l &cpu1_dig_pdct_l>; |
| |
| vdd-supply = <&p3_3v_dig>; |
| post-power-on-delay-ms = <100>; |
| |
| interrupt-parent = <&gpio2>; |
| interrupts = <4 IRQ_TYPE_LEVEL_LOW>; |
| |
| hid-descr-addr = <0x1>; |
| }; |
| }; |
| |
| /* Adjustments to things in the gru baseboard */ |
| |
| &ap_i2c_tp { |
| trackpad@4a { |
| compatible = "atmel,maxtouch"; |
| reg = <0x4a>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&trackpad_int_l>; |
| interrupt-parent = <&gpio1>; |
| interrupts = <4 IRQ_TYPE_LEVEL_LOW>; |
| linux,gpio-keymap = <KEY_RESERVED |
| KEY_RESERVED |
| KEY_RESERVED |
| BTN_LEFT>; |
| wakeup-source; |
| }; |
| }; |
| |
| &ap_i2c_ts { |
| touchscreen@4b { |
| compatible = "atmel,maxtouch"; |
| reg = <0x4b>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&touch_int_l>; |
| interrupt-parent = <&gpio3>; |
| interrupts = <13 IRQ_TYPE_LEVEL_LOW>; |
| }; |
| }; |
| |
| &ppvar_bigcpu_pwm { |
| regulator-min-microvolt = <798674>; |
| regulator-max-microvolt = <1302172>; |
| }; |
| |
| &ppvar_bigcpu { |
| regulator-min-microvolt = <798674>; |
| regulator-max-microvolt = <1302172>; |
| ctrl-voltage-range = <798674 1302172>; |
| }; |
| |
| &ppvar_litcpu_pwm { |
| regulator-min-microvolt = <799065>; |
| regulator-max-microvolt = <1303738>; |
| }; |
| |
| &ppvar_litcpu { |
| regulator-min-microvolt = <799065>; |
| regulator-max-microvolt = <1303738>; |
| ctrl-voltage-range = <799065 1303738>; |
| }; |
| |
| &ppvar_gpu_pwm { |
| regulator-min-microvolt = <785782>; |
| regulator-max-microvolt = <1217729>; |
| }; |
| |
| &ppvar_gpu { |
| regulator-min-microvolt = <785782>; |
| regulator-max-microvolt = <1217729>; |
| ctrl-voltage-range = <785782 1217729>; |
| }; |
| |
| &ppvar_centerlogic_pwm { |
| regulator-min-microvolt = <800069>; |
| regulator-max-microvolt = <1049692>; |
| }; |
| |
| &ppvar_centerlogic { |
| regulator-min-microvolt = <800069>; |
| regulator-max-microvolt = <1049692>; |
| ctrl-voltage-range = <800069 1049692>; |
| }; |
| |
| &saradc { |
| status = "okay"; |
| vref-supply = <&pp1800_ap_io>; |
| }; |
| |
| &mvl_wifi { |
| marvell,wakeup-pin = <14>; /* GPIO_14 on Marvell */ |
| }; |
| |
| &pinctrl { |
| digitizer { |
| /* Has external pullup */ |
| cpu1_dig_irq_l: cpu1-dig-irq-l { |
| rockchip,pins = <2 4 RK_FUNC_GPIO &pcfg_pull_none>; |
| }; |
| |
| /* Has external pullup */ |
| cpu1_dig_pdct_l: cpu1-dig-pdct-l { |
| rockchip,pins = <2 5 RK_FUNC_GPIO &pcfg_pull_none>; |
| }; |
| }; |
| |
| discrete-regulators { |
| cpu3_pen_pwr_en: cpu3-pen-pwr-en { |
| rockchip,pins = <4 30 RK_FUNC_GPIO &pcfg_pull_none>; |
| }; |
| }; |
| |
| pen { |
| cpu1_pen_eject: cpu1-pen-eject { |
| rockchip,pins = <0 13 RK_FUNC_GPIO &pcfg_pull_up>; |
| }; |
| }; |
| }; |
