593 lines
11 KiB
Plaintext
593 lines
11 KiB
Plaintext
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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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* Google Gru-Chromebook shared properties
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*
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* Copyright 2018 Google, Inc
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*/
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#include "rk3399-gru.dtsi"
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/ {
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pp900_ap: pp900-ap {
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compatible = "regulator-fixed";
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regulator-name = "pp900_ap";
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/* EC turns on w/ pp900_ap_en; always on for AP */
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regulator-always-on;
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regulator-boot-on;
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regulator-min-microvolt = <900000>;
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regulator-max-microvolt = <900000>;
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vin-supply = <&ppvar_sys>;
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};
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/* EC turns on w/ pp900_usb_en */
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pp900_usb: pp900-ap {
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};
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/* EC turns on w/ pp900_pcie_en */
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pp900_pcie: pp900-ap {
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};
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pp3000: pp3000 {
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compatible = "regulator-fixed";
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regulator-name = "pp3000";
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pinctrl-names = "default";
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pinctrl-0 = <&pp3000_en>;
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enable-active-high;
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gpio = <&gpio0 12 GPIO_ACTIVE_HIGH>;
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regulator-always-on;
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regulator-boot-on;
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regulator-min-microvolt = <3000000>;
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regulator-max-microvolt = <3000000>;
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vin-supply = <&ppvar_sys>;
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};
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ppvar_centerlogic_pwm: ppvar-centerlogic-pwm {
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compatible = "pwm-regulator";
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regulator-name = "ppvar_centerlogic_pwm";
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pwms = <&pwm3 0 3337 0>;
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pwm-supply = <&ppvar_sys>;
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pwm-dutycycle-range = <100 0>;
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pwm-dutycycle-unit = <100>;
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/* EC turns on w/ ppvar_centerlogic_en; always on for AP */
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regulator-always-on;
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regulator-boot-on;
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regulator-min-microvolt = <799434>;
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regulator-max-microvolt = <1049925>;
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};
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ppvar_centerlogic: ppvar-centerlogic {
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compatible = "vctrl-regulator";
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regulator-name = "ppvar_centerlogic";
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regulator-min-microvolt = <799434>;
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regulator-max-microvolt = <1049925>;
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ctrl-supply = <&ppvar_centerlogic_pwm>;
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ctrl-voltage-range = <799434 1049925>;
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regulator-settling-time-up-us = <378>;
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min-slew-down-rate = <225>;
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ovp-threshold-percent = <16>;
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};
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/* Schematics call this PPVAR even though it's fixed */
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ppvar_logic: ppvar-logic {
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compatible = "regulator-fixed";
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regulator-name = "ppvar_logic";
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/* EC turns on w/ ppvar_logic_en; always on for AP */
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regulator-always-on;
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regulator-boot-on;
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regulator-min-microvolt = <900000>;
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regulator-max-microvolt = <900000>;
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vin-supply = <&ppvar_sys>;
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};
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pp1800_audio: pp1800-audio {
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compatible = "regulator-fixed";
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regulator-name = "pp1800_audio";
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pinctrl-names = "default";
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pinctrl-0 = <&pp1800_audio_en>;
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enable-active-high;
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gpio = <&gpio0 2 GPIO_ACTIVE_HIGH>;
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <&pp1800>;
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};
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/* gpio is shared with pp3300_wifi_bt */
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pp1800_pcie: pp1800-pcie {
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compatible = "regulator-fixed";
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regulator-name = "pp1800_pcie";
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pinctrl-names = "default";
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pinctrl-0 = <&wlan_module_pd_l>;
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enable-active-high;
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gpio = <&gpio0 4 GPIO_ACTIVE_HIGH>;
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/*
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* Need to wait 1ms + ramp-up time before we can power on WiFi.
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* This has been approximated as 8ms total.
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*/
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regulator-enable-ramp-delay = <8000>;
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vin-supply = <&pp1800>;
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};
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/* Always on; plain and simple */
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pp3000_ap: pp3000_emmc: pp3000 {
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};
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pp1500_ap_io: pp1500-ap-io {
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compatible = "regulator-fixed";
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regulator-name = "pp1500_ap_io";
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pinctrl-names = "default";
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pinctrl-0 = <&pp1500_en>;
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enable-active-high;
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gpio = <&gpio0 10 GPIO_ACTIVE_HIGH>;
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regulator-always-on;
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regulator-boot-on;
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regulator-min-microvolt = <1500000>;
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regulator-max-microvolt = <1500000>;
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vin-supply = <&pp1800>;
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};
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pp3300_disp: pp3300-disp {
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compatible = "regulator-fixed";
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regulator-name = "pp3300_disp";
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pinctrl-names = "default";
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pinctrl-0 = <&pp3300_disp_en>;
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enable-active-high;
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gpio = <&gpio4 27 GPIO_ACTIVE_HIGH>;
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startup-delay-us = <2000>;
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vin-supply = <&pp3300>;
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};
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/* EC turns on w/ pp3300_usb_en_l */
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pp3300_usb: pp3300 {
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};
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/* gpio is shared with pp1800_pcie and pinctrl is set there */
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pp3300_wifi_bt: pp3300-wifi-bt {
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compatible = "regulator-fixed";
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regulator-name = "pp3300_wifi_bt";
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enable-active-high;
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gpio = <&gpio0 4 GPIO_ACTIVE_HIGH>;
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vin-supply = <&pp3300>;
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};
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/*
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* This is a bit of a hack. The WiFi module should be reset at least
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* 1ms after its regulators have ramped up (max rampup time is ~7ms).
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* With some stretching of the imagination, we can call the 1.8V
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* regulator a supply.
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*/
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wlan_pd_n: wlan-pd-n {
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compatible = "regulator-fixed";
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regulator-name = "wlan_pd_n";
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pinctrl-names = "default";
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pinctrl-0 = <&wlan_module_reset_l>;
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enable-active-high;
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gpio = <&gpio1 11 GPIO_ACTIVE_HIGH>;
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vin-supply = <&pp1800_pcie>;
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};
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backlight: backlight {
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compatible = "pwm-backlight";
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enable-gpios = <&gpio1 17 GPIO_ACTIVE_HIGH>;
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power-supply = <&pp3300_disp>;
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pinctrl-names = "default";
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pinctrl-0 = <&bl_en>;
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pwm-delay-us = <10000>;
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};
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gpio_keys: gpio-keys {
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compatible = "gpio-keys";
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pinctrl-names = "default";
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pinctrl-0 = <&bt_host_wake_l>;
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wake_on_bt: key-wake-on-bt {
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label = "Wake-on-Bluetooth";
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gpios = <&gpio0 3 GPIO_ACTIVE_LOW>;
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linux,code = <KEY_WAKEUP>;
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wakeup-source;
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};
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};
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};
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&ppvar_bigcpu {
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min-slew-down-rate = <225>;
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ovp-threshold-percent = <16>;
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};
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&ppvar_litcpu {
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min-slew-down-rate = <225>;
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ovp-threshold-percent = <16>;
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};
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&ppvar_gpu {
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min-slew-down-rate = <225>;
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ovp-threshold-percent = <16>;
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};
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&cdn_dp {
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extcon = <&usbc_extcon0>, <&usbc_extcon1>;
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};
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&dmc {
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center-supply = <&ppvar_centerlogic>;
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rockchip,pd-idle-dis-freq-hz = <800000000>;
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rockchip,sr-idle-dis-freq-hz = <800000000>;
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rockchip,sr-mc-gate-idle-dis-freq-hz = <800000000>;
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};
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&edp {
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status = "okay";
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/*
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* eDP PHY/clk don't sync reliably at anything other than 24 MHz. Only
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* set this here, because rk3399-gru.dtsi ensures we can generate this
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* off GPLL=600MHz, whereas some other RK3399 boards may not.
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*/
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assigned-clocks = <&cru PCLK_EDP>;
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assigned-clock-rates = <24000000>;
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ports {
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edp_out: port@1 {
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reg = <1>;
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#address-cells = <1>;
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#size-cells = <0>;
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edp_out_panel: endpoint@0 {
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reg = <0>;
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remote-endpoint = <&panel_in_edp>;
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};
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};
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};
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};
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&gpio0 {
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gpio-line-names = /* GPIO0 A 0-7 */
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"AP_RTC_CLK_IN",
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"EC_AP_INT_L",
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"PP1800_AUDIO_EN",
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"BT_HOST_WAKE_L",
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"WLAN_MODULE_PD_L",
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"H1_INT_OD_L",
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"CENTERLOGIC_DVS_PWM",
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"",
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/* GPIO0 B 0-4 */
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"WIFI_HOST_WAKE_L",
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"PMUIO2_33_18_L",
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"PP1500_EN",
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"AP_EC_WARM_RESET_REQ",
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"PP3000_EN";
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};
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&gpio1 {
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gpio-line-names = /* GPIO1 A 0-7 */
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"",
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"",
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"SPK_PA_EN",
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"",
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"TRACKPAD_INT_L",
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"AP_EC_S3_S0_L",
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"AP_EC_OVERTEMP",
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"AP_SPI_FLASH_MISO",
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/* GPIO1 B 0-7 */
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"AP_SPI_FLASH_MOSI_R",
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"AP_SPI_FLASH_CLK_R",
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"AP_SPI_FLASH_CS_L_R",
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"WLAN_MODULE_RESET_L",
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"WIFI_DISABLE_L",
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"MIC_INT",
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"",
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"AP_I2C_DVS_SDA",
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/* GPIO1 C 0-7 */
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"AP_I2C_DVS_SCL",
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"AP_BL_EN",
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/*
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* AP_FLASH_WP is crossystem ABI. Schematics call it
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* AP_FW_WP or CPU1_FW_WP, depending on the variant.
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*/
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"AP_FLASH_WP",
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"LITCPU_DVS_PWM",
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"AP_I2C_AUDIO_SDA",
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"AP_I2C_AUDIO_SCL",
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"",
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"HEADSET_INT_L";
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};
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&gpio2 {
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gpio-line-names = /* GPIO2 A 0-7 */
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"",
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"",
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"SD_IO_PWR_EN",
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"",
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"",
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"",
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"",
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"",
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/* GPIO2 B 0-7 */
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"",
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"",
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"",
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"",
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"",
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"",
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"",
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"",
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/* GPIO2 C 0-7 */
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"",
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"",
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"",
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"",
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"AP_SPI_EC_MISO",
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"AP_SPI_EC_MOSI",
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"AP_SPI_EC_CLK",
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"AP_SPI_EC_CS_L",
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/* GPIO2 D 0-4 */
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"BT_DEV_WAKE_L",
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"",
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"WIFI_PCIE_CLKREQ_L",
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"WIFI_PERST_L",
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"SD_PWR_3000_1800_L";
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};
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&gpio3 {
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gpio-line-names = /* GPIO3 A 0-7 */
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"",
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"",
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"",
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"",
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"AP_SPI_TPM_MISO",
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"AP_SPI_TPM_MOSI_R",
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"AP_SPI_TPM_CLK_R",
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"AP_SPI_TPM_CS_L_R",
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/* GPIO3 B 0-7 */
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"EC_IN_RW",
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"",
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"AP_I2C_TP_SDA",
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"AP_I2C_TP_SCL",
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"AP_I2C_TP_PU_EN",
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"TOUCH_INT_L",
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"",
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"",
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/* GPIO3 C 0-7 */
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"",
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"",
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"",
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"",
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"",
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"",
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"",
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"",
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||
|
|
/* GPIO3 D 0-7 */
|
||
|
|
"I2S0_SCLK",
|
||
|
|
"I2S0_LRCK_RX",
|
||
|
|
"I2S0_LRCK_TX",
|
||
|
|
"I2S0_SDI_0",
|
||
|
|
"I2S0_SDI_1",
|
||
|
|
"",
|
||
|
|
"I2S0_SDO_1",
|
||
|
|
"I2S0_SDO_0";
|
||
|
|
};
|
||
|
|
|
||
|
|
&gpio4 {
|
||
|
|
gpio-line-names = /* GPIO4 A 0-7 */
|
||
|
|
"I2S_MCLK",
|
||
|
|
"AP_I2C_MIC_SDA",
|
||
|
|
"AP_I2C_MIC_SCL",
|
||
|
|
"",
|
||
|
|
"",
|
||
|
|
"",
|
||
|
|
"",
|
||
|
|
"",
|
||
|
|
|
||
|
|
/* GPIO4 B 0-7 */
|
||
|
|
"",
|
||
|
|
"",
|
||
|
|
"",
|
||
|
|
"",
|
||
|
|
"",
|
||
|
|
"",
|
||
|
|
"",
|
||
|
|
"",
|
||
|
|
|
||
|
|
/* GPIO4 C 0-7 */
|
||
|
|
"AP_I2C_TS_SDA",
|
||
|
|
"AP_I2C_TS_SCL",
|
||
|
|
"GPU_DVS_PWM",
|
||
|
|
"UART_DBG_TX_AP_RX",
|
||
|
|
"UART_AP_TX_DBG_RX",
|
||
|
|
"",
|
||
|
|
"BIGCPU_DVS_PWM",
|
||
|
|
"EDP_HPD_3V0",
|
||
|
|
|
||
|
|
/* GPIO4 D 0-5 */
|
||
|
|
"SD_CARD_DET_L",
|
||
|
|
"USB_DP_HPD",
|
||
|
|
"TOUCH_RESET_L",
|
||
|
|
"PP3300_DISP_EN",
|
||
|
|
"",
|
||
|
|
"SD_SLOT_PWR_EN";
|
||
|
|
};
|
||
|
|
|
||
|
|
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: 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 {
|
||
|
|
/* Kevin has an external pull up, but Bob does not */
|
||
|
|
rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
|
||
|
|
};
|
||
|
|
};
|