forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
400 lines
8.1 KiB
400 lines
8.1 KiB
// SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
|
/* |
|
* Google Gru-Chromebook shared properties |
|
* |
|
* Copyright 2018 Google, Inc |
|
*/ |
|
|
|
#include "rk3399-gru.dtsi" |
|
|
|
/ { |
|
pp900_ap: pp900-ap { |
|
compatible = "regulator-fixed"; |
|
regulator-name = "pp900_ap"; |
|
|
|
/* EC turns on w/ pp900_ap_en; always on for AP */ |
|
regulator-always-on; |
|
regulator-boot-on; |
|
regulator-min-microvolt = <900000>; |
|
regulator-max-microvolt = <900000>; |
|
|
|
vin-supply = <&ppvar_sys>; |
|
}; |
|
|
|
/* EC turns on w/ pp900_usb_en */ |
|
pp900_usb: pp900-ap { |
|
}; |
|
|
|
/* EC turns on w/ pp900_pcie_en */ |
|
pp900_pcie: pp900-ap { |
|
}; |
|
|
|
pp3000: pp3000 { |
|
compatible = "regulator-fixed"; |
|
regulator-name = "pp3000"; |
|
pinctrl-names = "default"; |
|
pinctrl-0 = <&pp3000_en>; |
|
|
|
enable-active-high; |
|
gpio = <&gpio0 12 GPIO_ACTIVE_HIGH>; |
|
|
|
regulator-always-on; |
|
regulator-boot-on; |
|
regulator-min-microvolt = <3000000>; |
|
regulator-max-microvolt = <3000000>; |
|
|
|
vin-supply = <&ppvar_sys>; |
|
}; |
|
|
|
ppvar_centerlogic_pwm: ppvar-centerlogic-pwm { |
|
compatible = "pwm-regulator"; |
|
regulator-name = "ppvar_centerlogic_pwm"; |
|
|
|
pwms = <&pwm3 0 3337 0>; |
|
pwm-supply = <&ppvar_sys>; |
|
pwm-dutycycle-range = <100 0>; |
|
pwm-dutycycle-unit = <100>; |
|
|
|
/* EC turns on w/ ppvar_centerlogic_en; always on for AP */ |
|
regulator-always-on; |
|
regulator-boot-on; |
|
regulator-min-microvolt = <799434>; |
|
regulator-max-microvolt = <1049925>; |
|
}; |
|
|
|
ppvar_centerlogic: ppvar-centerlogic { |
|
compatible = "vctrl-regulator"; |
|
regulator-name = "ppvar_centerlogic"; |
|
|
|
regulator-min-microvolt = <799434>; |
|
regulator-max-microvolt = <1049925>; |
|
|
|
ctrl-supply = <&ppvar_centerlogic_pwm>; |
|
ctrl-voltage-range = <799434 1049925>; |
|
|
|
regulator-settling-time-up-us = <378>; |
|
min-slew-down-rate = <225>; |
|
ovp-threshold-percent = <16>; |
|
}; |
|
|
|
/* Schematics call this PPVAR even though it's fixed */ |
|
ppvar_logic: ppvar-logic { |
|
compatible = "regulator-fixed"; |
|
regulator-name = "ppvar_logic"; |
|
|
|
/* EC turns on w/ ppvar_logic_en; always on for AP */ |
|
regulator-always-on; |
|
regulator-boot-on; |
|
regulator-min-microvolt = <900000>; |
|
regulator-max-microvolt = <900000>; |
|
|
|
vin-supply = <&ppvar_sys>; |
|
}; |
|
|
|
pp1800_audio: pp1800-audio { |
|
compatible = "regulator-fixed"; |
|
regulator-name = "pp1800_audio"; |
|
pinctrl-names = "default"; |
|
pinctrl-0 = <&pp1800_audio_en>; |
|
|
|
enable-active-high; |
|
gpio = <&gpio0 2 GPIO_ACTIVE_HIGH>; |
|
|
|
regulator-always-on; |
|
regulator-boot-on; |
|
|
|
vin-supply = <&pp1800>; |
|
}; |
|
|
|
/* gpio is shared with pp3300_wifi_bt */ |
|
pp1800_pcie: pp1800-pcie { |
|
compatible = "regulator-fixed"; |
|
regulator-name = "pp1800_pcie"; |
|
pinctrl-names = "default"; |
|
pinctrl-0 = <&wlan_module_pd_l>; |
|
|
|
enable-active-high; |
|
gpio = <&gpio0 4 GPIO_ACTIVE_HIGH>; |
|
|
|
/* |
|
* Need to wait 1ms + ramp-up time before we can power on WiFi. |
|
* This has been approximated as 8ms total. |
|
*/ |
|
regulator-enable-ramp-delay = <8000>; |
|
|
|
vin-supply = <&pp1800>; |
|
}; |
|
|
|
/* Always on; plain and simple */ |
|
pp3000_ap: pp3000_emmc: pp3000 { |
|
}; |
|
|
|
pp1500_ap_io: pp1500-ap-io { |
|
compatible = "regulator-fixed"; |
|
regulator-name = "pp1500_ap_io"; |
|
pinctrl-names = "default"; |
|
pinctrl-0 = <&pp1500_en>; |
|
|
|
enable-active-high; |
|
gpio = <&gpio0 10 GPIO_ACTIVE_HIGH>; |
|
|
|
regulator-always-on; |
|
regulator-boot-on; |
|
regulator-min-microvolt = <1500000>; |
|
regulator-max-microvolt = <1500000>; |
|
|
|
vin-supply = <&pp1800>; |
|
}; |
|
|
|
pp3300_disp: pp3300-disp { |
|
compatible = "regulator-fixed"; |
|
regulator-name = "pp3300_disp"; |
|
pinctrl-names = "default"; |
|
pinctrl-0 = <&pp3300_disp_en>; |
|
|
|
enable-active-high; |
|
gpio = <&gpio4 27 GPIO_ACTIVE_HIGH>; |
|
|
|
startup-delay-us = <2000>; |
|
vin-supply = <&pp3300>; |
|
}; |
|
|
|
/* EC turns on w/ pp3300_usb_en_l */ |
|
pp3300_usb: pp3300 { |
|
}; |
|
|
|
/* gpio is shared with pp1800_pcie and pinctrl is set there */ |
|
pp3300_wifi_bt: pp3300-wifi-bt { |
|
compatible = "regulator-fixed"; |
|
regulator-name = "pp3300_wifi_bt"; |
|
|
|
enable-active-high; |
|
gpio = <&gpio0 4 GPIO_ACTIVE_HIGH>; |
|
|
|
vin-supply = <&pp3300>; |
|
}; |
|
|
|
/* |
|
* This is a bit of a hack. The WiFi module should be reset at least |
|
* 1ms after its regulators have ramped up (max rampup time is ~7ms). |
|
* With some stretching of the imagination, we can call the 1.8V |
|
* regulator a supply. |
|
*/ |
|
wlan_pd_n: wlan-pd-n { |
|
compatible = "regulator-fixed"; |
|
regulator-name = "wlan_pd_n"; |
|
pinctrl-names = "default"; |
|
pinctrl-0 = <&wlan_module_reset_l>; |
|
|
|
enable-active-high; |
|
gpio = <&gpio1 11 GPIO_ACTIVE_HIGH>; |
|
|
|
vin-supply = <&pp1800_pcie>; |
|
}; |
|
|
|
backlight: backlight { |
|
compatible = "pwm-backlight"; |
|
enable-gpios = <&gpio1 17 GPIO_ACTIVE_HIGH>; |
|
power-supply = <&pp3300_disp>; |
|
pinctrl-names = "default"; |
|
pinctrl-0 = <&bl_en>; |
|
pwm-delay-us = <10000>; |
|
}; |
|
|
|
gpio_keys: gpio-keys { |
|
compatible = "gpio-keys"; |
|
pinctrl-names = "default"; |
|
pinctrl-0 = <&bt_host_wake_l>; |
|
|
|
wake_on_bt: wake-on-bt { |
|
label = "Wake-on-Bluetooth"; |
|
gpios = <&gpio0 3 GPIO_ACTIVE_LOW>; |
|
linux,code = <KEY_WAKEUP>; |
|
wakeup-source; |
|
}; |
|
}; |
|
}; |
|
|
|
&ppvar_bigcpu { |
|
min-slew-down-rate = <225>; |
|
ovp-threshold-percent = <16>; |
|
}; |
|
|
|
&ppvar_litcpu { |
|
min-slew-down-rate = <225>; |
|
ovp-threshold-percent = <16>; |
|
}; |
|
|
|
&ppvar_gpu { |
|
min-slew-down-rate = <225>; |
|
ovp-threshold-percent = <16>; |
|
}; |
|
|
|
&cdn_dp { |
|
extcon = <&usbc_extcon0>, <&usbc_extcon1>; |
|
}; |
|
|
|
&edp { |
|
status = "okay"; |
|
|
|
ports { |
|
edp_out: port@1 { |
|
reg = <1>; |
|
#address-cells = <1>; |
|
#size-cells = <0>; |
|
|
|
edp_out_panel: endpoint@0 { |
|
reg = <0>; |
|
remote-endpoint = <&panel_in_edp>; |
|
}; |
|
}; |
|
}; |
|
}; |
|
|
|
ap_i2c_mic: &i2c1 { |
|
status = "okay"; |
|
|
|
clock-frequency = <400000>; |
|
|
|
/* These are relatively safe rise/fall times */ |
|
i2c-scl-falling-time-ns = <50>; |
|
i2c-scl-rising-time-ns = <300>; |
|
|
|
headsetcodec: rt5514@57 { |
|
compatible = "realtek,rt5514"; |
|
reg = <0x57>; |
|
realtek,dmic-init-delay-ms = <20>; |
|
}; |
|
}; |
|
|
|
ap_i2c_tp: &i2c5 { |
|
status = "okay"; |
|
|
|
clock-frequency = <400000>; |
|
|
|
/* These are relatively safe rise/fall times */ |
|
i2c-scl-falling-time-ns = <50>; |
|
i2c-scl-rising-time-ns = <300>; |
|
|
|
/* |
|
* Note strange pullup enable. Apparently this avoids leakage but |
|
* still allows us to get nice 4.7K pullups for high speed i2c |
|
* transfers. Basically we want the pullup on whenever the ap is |
|
* alive, so the "en" pin just gets set to output high. |
|
*/ |
|
pinctrl-0 = <&i2c5_xfer &ap_i2c_tp_pu_en>; |
|
}; |
|
|
|
&cros_ec { |
|
cros_ec_pwm: ec-pwm { |
|
compatible = "google,cros-ec-pwm"; |
|
#pwm-cells = <1>; |
|
}; |
|
|
|
usbc_extcon1: extcon1 { |
|
compatible = "google,extcon-usbc-cros-ec"; |
|
google,usb-port-id = <1>; |
|
}; |
|
}; |
|
|
|
&sound { |
|
rockchip,codec = <&max98357a &headsetcodec |
|
&codec &wacky_spi_audio &cdn_dp>; |
|
}; |
|
|
|
&spi2 { |
|
wacky_spi_audio: spi2@0 { |
|
compatible = "realtek,rt5514"; |
|
reg = <0>; |
|
interrupt-parent = <&gpio1>; |
|
interrupts = <13 IRQ_TYPE_LEVEL_HIGH>; |
|
pinctrl-names = "default"; |
|
pinctrl-0 = <&mic_int>; |
|
/* May run faster once verified. */ |
|
spi-max-frequency = <10000000>; |
|
wakeup-source; |
|
}; |
|
}; |
|
|
|
&pci_rootport { |
|
mvl_wifi: wifi@0,0 { |
|
compatible = "pci1b4b,2b42"; |
|
reg = <0x83010000 0x0 0x00000000 0x0 0x00100000 |
|
0x83010000 0x0 0x00100000 0x0 0x00100000>; |
|
interrupt-parent = <&gpio0>; |
|
interrupts = <8 IRQ_TYPE_LEVEL_LOW>; |
|
pinctrl-names = "default"; |
|
pinctrl-0 = <&wlan_host_wake_l>; |
|
wakeup-source; |
|
}; |
|
}; |
|
|
|
&tcphy1 { |
|
status = "okay"; |
|
extcon = <&usbc_extcon1>; |
|
}; |
|
|
|
&u2phy1 { |
|
status = "okay"; |
|
}; |
|
|
|
&usb_host0_ehci { |
|
status = "okay"; |
|
}; |
|
|
|
&usb_host1_ehci { |
|
status = "okay"; |
|
}; |
|
|
|
&usb_host1_ohci { |
|
status = "okay"; |
|
}; |
|
|
|
&usbdrd3_1 { |
|
status = "okay"; |
|
extcon = <&usbc_extcon1>; |
|
}; |
|
|
|
&usbdrd_dwc3_1 { |
|
status = "okay"; |
|
dr_mode = "host"; |
|
}; |
|
|
|
&pinctrl { |
|
discrete-regulators { |
|
pp1500_en: pp1500-en { |
|
rockchip,pins = <0 RK_PB2 RK_FUNC_GPIO |
|
&pcfg_pull_none>; |
|
}; |
|
|
|
pp1800_audio_en: pp1800-audio-en { |
|
rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO |
|
&pcfg_pull_down>; |
|
}; |
|
|
|
pp3000_en: pp3000-en { |
|
rockchip,pins = <0 RK_PB4 RK_FUNC_GPIO |
|
&pcfg_pull_none>; |
|
}; |
|
|
|
pp3300_disp_en: pp3300-disp-en { |
|
rockchip,pins = <4 RK_PD3 RK_FUNC_GPIO |
|
&pcfg_pull_none>; |
|
}; |
|
|
|
wlan_module_pd_l: wlan-module-pd-l { |
|
rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO |
|
&pcfg_pull_down>; |
|
}; |
|
}; |
|
}; |
|
|
|
&wifi { |
|
wifi_perst_l: wifi-perst-l { |
|
rockchip,pins = <2 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>; |
|
}; |
|
|
|
wlan_host_wake_l: wlan-host-wake-l { |
|
rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>; |
|
}; |
|
};
|
|
|