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usr / src / sys / contrib / device-tree / src / arm64 / rockchip /

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📄 px30-evb.dts(10.75 KB)
📄 px30.dtsi(53.88 KB)
📄 rk3308-evb.dts(4.62 KB)
📄 rk3308-roc-cc.dts(3.63 KB)
📄 rk3308.dtsi(38.04 KB)
📄 rk3326-odroid-go2.dts(11.47 KB)
📄 rk3326.dtsi(285 B)
📄 rk3328-a1.dts(6.74 KB)
📄 rk3328-evb.dts(5.4 KB)
📄 rk3328-roc-cc.dts(6.96 KB)
📄 rk3328-rock64.dts(7.46 KB)
📄 rk3328.dtsi(45.94 KB)
📄 rk3368-evb-act8846.dts(3.1 KB)
📄 rk3368-evb.dtsi(5.15 KB)
📄 rk3368-geekbox.dts(5.55 KB)
📄 rk3368-lion-haikou.dts(2.71 KB)
📄 rk3368-lion.dtsi(5.72 KB)
📄 rk3368-orion-r68-meta.dts(7.06 KB)
📄 rk3368-px5-evb.dts(5.49 KB)
📄 rk3368-r88.dts(6.69 KB)
📄 rk3368.dtsi(29.79 KB)
📄 rk3399-evb.dts(10.03 KB)
📄 rk3399-ficus.dts(3.22 KB)
📄 rk3399-firefly.dts(16.14 KB)
📄 rk3399-gru-bob.dts(1.71 KB)
📄 rk3399-gru-chromebook.dtsi(8.09 KB)
📄 rk3399-gru-kevin.dts(7.25 KB)
📄 rk3399-gru-scarlet-inx.dts(1.1 KB)
📄 rk3399-gru-scarlet-kd.dts(1.14 KB)
📄 rk3399-gru-scarlet.dtsi(12.54 KB)
📄 rk3399-gru.dtsi(17.21 KB)
📄 rk3399-hugsun-x99.dts(14.81 KB)
📄 rk3399-khadas-edge-captain.dts(441 B)
📄 rk3399-khadas-edge-v.dts(429 B)
📄 rk3399-khadas-edge.dts(266 B)
📄 rk3399-khadas-edge.dtsi(15.22 KB)
📄 rk3399-leez-p710.dts(12.47 KB)
📄 rk3399-nanopc-t4.dts(2.46 KB)
📄 rk3399-nanopi-m4.dts(1.25 KB)
📄 rk3399-nanopi-neo4.dts(934 B)
📄 rk3399-nanopi4.dtsi(14.55 KB)
📄 rk3399-op1-opp.dtsi(2.5 KB)
📄 rk3399-opp.dtsi(2.34 KB)
📄 rk3399-orangepi.dts(16.3 KB)
📄 rk3399-pinebook-pro.dts(22.45 KB)
📄 rk3399-puma-haikou.dts(4.74 KB)
📄 rk3399-puma.dtsi(10.59 KB)
📄 rk3399-roc-pc-mezzanine.dts(2.04 KB)
📄 rk3399-roc-pc.dts(261 B)
📄 rk3399-roc-pc.dtsi(16.06 KB)
📄 rk3399-rock-pi-4.dts(14.52 KB)
📄 rk3399-rock960.dts(3.18 KB)
📄 rk3399-rock960.dtsi(12.75 KB)
📄 rk3399-rockpro64-v2.dts(658 B)
📄 rk3399-rockpro64.dts(658 B)
📄 rk3399-rockpro64.dtsi(16.03 KB)
📄 rk3399-sapphire-excavator.dts(5.07 KB)
📄 rk3399-sapphire.dts(259 B)
📄 rk3399-sapphire.dtsi(12.35 KB)
📄 rk3399.dtsi(64.02 KB)
📄 rk3399pro-rock-pi-n10.dts(524 B)
📄 rk3399pro-vmarc-som.dtsi(9.16 KB)
📄 rk3399pro.dtsi(487 B)

Editing: rk3399-gru-chromebook.dtsi

// 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>;
	};
};

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Editing: rk3399-gru-chromebook.dtsi

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