arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi - hafnium/third_party/linux - Git at Google

 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 /*
  * Copyright (c) 2019 BayLibre, SAS
  * Author: Neil Armstrong <narmstrong@baylibre.com>
  * Copyright (c) 2019 Christian Hewitt <christianshewitt@gmail.com>
  */

 #include <dt-bindings/input/input.h>
 #include <dt-bindings/gpio/meson-g12a-gpio.h>

 / {
 	model = "Khadas VIM3";

 	aliases {
 		serial0 = &uart_AO;
 		ethernet0 = &ethmac;
 	};

 	chosen {
 		stdout-path = "serial0:115200n8";
 	};

 	memory@0 {
 		device_type = "memory";
 		reg = <0x0 0x0 0x0 0x80000000>;
 	};

 	adc-keys {
 		compatible = "adc-keys";
 		io-channels = <&saradc 2>;
 		io-channel-names = "buttons";
 		keyup-threshold-microvolt = <1710000>;

 		button-function {
 			label = "Function";
 			linux,code = <KEY_FN>;
 			press-threshold-microvolt = <10000>;
 		};
 	};

 	leds {
 		compatible = "gpio-leds";

 		white {
 			label = "vim3:white:sys";
 			gpios = <&gpio_ao GPIOAO_4 GPIO_ACTIVE_LOW>;
 			linux,default-trigger = "heartbeat";
 		};

 		red {
 			label = "vim3:red";
 			gpios = <&gpio_expander 5 GPIO_ACTIVE_LOW>;
 		};
 	};

 	emmc_pwrseq: emmc-pwrseq {
 		compatible = "mmc-pwrseq-emmc";
 		reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
 	};

 	gpio-keys-polled {
 		compatible = "gpio-keys-polled";
 		poll-interval = <100>;

 		power-button {
 			label = "power";
 			linux,code = <KEY_POWER>;
 			gpios = <&gpio_ao GPIOAO_7 GPIO_ACTIVE_LOW>;
 		};
 	};

 	sdio_pwrseq: sdio-pwrseq {
 		compatible = "mmc-pwrseq-simple";
 		reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
 		clocks = <&wifi32k>;
 		clock-names = "ext_clock";
 	};

 	dc_in: regulator-dc_in {
 		compatible = "regulator-fixed";
 		regulator-name = "DC_IN";
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 		regulator-always-on;
 	};

 	vcc_5v: regulator-vcc_5v {
 		compatible = "regulator-fixed";
 		regulator-name = "VCC_5V";
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 		vin-supply = <&dc_in>;

 		gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>;
 		enable-active-high;
 	};

 	vcc_1v8: regulator-vcc_1v8 {
 		compatible = "regulator-fixed";
 		regulator-name = "VCC_1V8";
 		regulator-min-microvolt = <1800000>;
 		regulator-max-microvolt = <1800000>;
 		vin-supply = <&vcc_3v3>;
 		regulator-always-on;
 	};

 	vcc_3v3: regulator-vcc_3v3 {
 		compatible = "regulator-fixed";
 		regulator-name = "VCC_3V3";
 		regulator-min-microvolt = <3300000>;
 		regulator-max-microvolt = <3300000>;
 		vin-supply = <&vsys_3v3>;
 		regulator-always-on;
 		/* FIXME: actually controlled by VDDCPU_B_EN */
 	};

 	vddao_1v8: regulator-vddao_1v8 {
 		compatible = "regulator-fixed";
 		regulator-name = "VDDIO_AO1V8";
 		regulator-min-microvolt = <1800000>;
 		regulator-max-microvolt = <1800000>;
 		vin-supply = <&vsys_3v3>;
 		regulator-always-on;
 	};

 	emmc_1v8: regulator-emmc_1v8 {
 		compatible = "regulator-fixed";
 		regulator-name = "EMMC_AO1V8";
 		regulator-min-microvolt = <1800000>;
 		regulator-max-microvolt = <1800000>;
 		vin-supply = <&vcc_3v3>;
 		regulator-always-on;
 	};

 	vsys_3v3: regulator-vsys_3v3 {
 		compatible = "regulator-fixed";
 		regulator-name = "VSYS_3V3";
 		regulator-min-microvolt = <3300000>;
 		regulator-max-microvolt = <3300000>;
 		vin-supply = <&dc_in>;
 		regulator-always-on;
 	};

 	usb_pwr: regulator-usb_pwr {
 		compatible = "regulator-fixed";
 		regulator-name = "USB_PWR";
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 		vin-supply = <&vcc_5v>;

 		gpio = <&gpio GPIOA_6 GPIO_ACTIVE_HIGH>;
 		enable-active-high;
 	};

 	hdmi-connector {
 		compatible = "hdmi-connector";
 		type = "a";

 		port {
 			hdmi_connector_in: endpoint {
 				remote-endpoint = <&hdmi_tx_tmds_out>;
 			};
 		};
 	};

 	wifi32k: wifi32k {
 		compatible = "pwm-clock";
 		#clock-cells = <0>;
 		clock-frequency = <32768>;
 		pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
 	};
 };

 &cec_AO {
 	pinctrl-0 = <&cec_ao_a_h_pins>;
 	pinctrl-names = "default";
 	status = "disabled";
 	hdmi-phandle = <&hdmi_tx>;
 };

 &cecb_AO {
 	pinctrl-0 = <&cec_ao_b_h_pins>;
 	pinctrl-names = "default";
 	status = "okay";
 	hdmi-phandle = <&hdmi_tx>;
 };

 &ext_mdio {
 	external_phy: ethernet-phy@0 {
 		/* Realtek RTL8211F (0x001cc916) */
 		reg = <0>;
 		max-speed = <1000>;

 		interrupt-parent = <&gpio_intc>;
 		/* MAC_INTR on GPIOZ_14 */
 		interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
 	};
 };

 &ethmac {
         pinctrl-0 = <&eth_pins>, <&eth_rgmii_pins>;
         pinctrl-names = "default";
         status = "okay";
         phy-mode = "rgmii";
         phy-handle = <&external_phy>;
         amlogic,tx-delay-ns = <2>;
 };

 &hdmi_tx {
 	status = "okay";
 	pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
 	pinctrl-names = "default";
 	hdmi-supply = <&vcc_5v>;
 };

 &hdmi_tx_tmds_port {
 	hdmi_tx_tmds_out: endpoint {
 		remote-endpoint = <&hdmi_connector_in>;
 	};
 };

 &i2c_AO {
 	status = "okay";
 	pinctrl-0 = <&i2c_ao_sck_pins>, <&i2c_ao_sda_pins>;
 	pinctrl-names = "default";

 	gpio_expander: gpio-controller@20 {
 		compatible = "ti,tca6408";
 		reg = <0x20>;
 		vcc-supply = <&vcc_3v3>;
 		gpio-controller;
 		#gpio-cells = <2>;
 	};

 	rtc@51 {
 		compatible = "haoyu,hym8563";
 		reg = <0x51>;
 		#clock-cells = <0>;
 	};
 };

 &ir {
 	status = "okay";
 	pinctrl-0 = <&remote_input_ao_pins>;
 	pinctrl-names = "default";
 	linux,rc-map-name = "rc-khadas";
 };

 &pwm_ef {
         status = "okay";
         pinctrl-0 = <&pwm_e_pins>;
         pinctrl-names = "default";
 };

 &saradc {
 	status = "okay";
 	vref-supply = <&vddao_1v8>;
 };

 /* SDIO */
 &sd_emmc_a {
 	status = "okay";
 	pinctrl-0 = <&sdio_pins>;
 	pinctrl-1 = <&sdio_clk_gate_pins>;
 	pinctrl-names = "default", "clk-gate";
 	#address-cells = <1>;
 	#size-cells = <0>;

 	bus-width = <4>;
 	cap-sd-highspeed;
 	sd-uhs-sdr50;
 	max-frequency = <100000000>;

 	non-removable;
 	disable-wp;

 	mmc-pwrseq = <&sdio_pwrseq>;

 	vmmc-supply = <&vsys_3v3>;
 	vqmmc-supply = <&vddao_1v8>;

 	brcmf: wifi@1 {
 		reg = <1>;
 		compatible = "brcm,bcm4329-fmac";
 	};
 };

 /* SD card */
 &sd_emmc_b {
 	status = "okay";
 	pinctrl-0 = <&sdcard_c_pins>;
 	pinctrl-1 = <&sdcard_clk_gate_c_pins>;
 	pinctrl-names = "default", "clk-gate";

 	bus-width = <4>;
 	cap-sd-highspeed;
 	max-frequency = <50000000>;
 	disable-wp;

 	cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
 	vmmc-supply = <&vsys_3v3>;
 	vqmmc-supply = <&vsys_3v3>;
 };

 /* eMMC */
 &sd_emmc_c {
 	status = "okay";
 	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
 	pinctrl-1 = <&emmc_clk_gate_pins>;
 	pinctrl-names = "default", "clk-gate";

 	bus-width = <8>;
 	cap-mmc-highspeed;
 	mmc-ddr-1_8v;
 	mmc-hs200-1_8v;
 	max-frequency = <200000000>;
 	disable-wp;

 	mmc-pwrseq = <&emmc_pwrseq>;
 	vmmc-supply = <&vcc_3v3>;
 	vqmmc-supply = <&emmc_1v8>;
 };

 &uart_A {
 	status = "okay";
 	pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
 	pinctrl-names = "default";
 	uart-has-rtscts;

 	bluetooth {
 		compatible = "brcm,bcm43438-bt";
 		shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
 		max-speed = <2000000>;
 		clocks = <&wifi32k>;
 		clock-names = "lpo";
 	};
 };

 &uart_AO {
 	status = "okay";
 	pinctrl-0 = <&uart_ao_a_pins>;
 	pinctrl-names = "default";
 };

 &usb2_phy0 {
 	phy-supply = <&dc_in>;
 };

 &usb2_phy1 {
 	phy-supply = <&usb_pwr>;
 };

 &usb3_pcie_phy {
 	phy-supply = <&usb_pwr>;
 };

 &usb {
 	status = "okay";
 	dr_mode = "peripheral";
 };
	// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
	/*
	* Copyright (c) 2019 BayLibre, SAS
	* Author: Neil Armstrong <narmstrong@baylibre.com>
	* Copyright (c) 2019 Christian Hewitt <christianshewitt@gmail.com>
	*/

	#include <dt-bindings/input/input.h>
	#include <dt-bindings/gpio/meson-g12a-gpio.h>

	/ {
	model = "Khadas VIM3";

	aliases {
	serial0 = &uart_AO;
	ethernet0 = &ethmac;
	};

	chosen {
	stdout-path = "serial0:115200n8";
	};

	memory@0 {
	device_type = "memory";
	reg = <0x0 0x0 0x0 0x80000000>;
	};

	adc-keys {
	compatible = "adc-keys";
	io-channels = <&saradc 2>;
	io-channel-names = "buttons";
	keyup-threshold-microvolt = <1710000>;

	button-function {
	label = "Function";
	linux,code = <KEY_FN>;
	press-threshold-microvolt = <10000>;
	};
	};

	leds {
	compatible = "gpio-leds";

	white {
	label = "vim3:white:sys";
	gpios = <&gpio_ao GPIOAO_4 GPIO_ACTIVE_LOW>;
	linux,default-trigger = "heartbeat";
	};

	red {
	label = "vim3:red";
	gpios = <&gpio_expander 5 GPIO_ACTIVE_LOW>;
	};
	};

	emmc_pwrseq: emmc-pwrseq {
	compatible = "mmc-pwrseq-emmc";
	reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
	};

	gpio-keys-polled {
	compatible = "gpio-keys-polled";
	poll-interval = <100>;

	power-button {
	label = "power";
	linux,code = <KEY_POWER>;
	gpios = <&gpio_ao GPIOAO_7 GPIO_ACTIVE_LOW>;
	};
	};

	sdio_pwrseq: sdio-pwrseq {
	compatible = "mmc-pwrseq-simple";
	reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
	clocks = <&wifi32k>;
	clock-names = "ext_clock";
	};

	dc_in: regulator-dc_in {
	compatible = "regulator-fixed";
	regulator-name = "DC_IN";
	regulator-min-microvolt = <5000000>;
	regulator-max-microvolt = <5000000>;
	regulator-always-on;
	};

	vcc_5v: regulator-vcc_5v {
	compatible = "regulator-fixed";
	regulator-name = "VCC_5V";
	regulator-min-microvolt = <5000000>;
	regulator-max-microvolt = <5000000>;
	vin-supply = <&dc_in>;

	gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>;
	enable-active-high;
	};

	vcc_1v8: regulator-vcc_1v8 {
	compatible = "regulator-fixed";
	regulator-name = "VCC_1V8";
	regulator-min-microvolt = <1800000>;
	regulator-max-microvolt = <1800000>;
	vin-supply = <&vcc_3v3>;
	regulator-always-on;
	};

	vcc_3v3: regulator-vcc_3v3 {
	compatible = "regulator-fixed";
	regulator-name = "VCC_3V3";
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	vin-supply = <&vsys_3v3>;
	regulator-always-on;
	/* FIXME: actually controlled by VDDCPU_B_EN */
	};

	vddao_1v8: regulator-vddao_1v8 {
	compatible = "regulator-fixed";
	regulator-name = "VDDIO_AO1V8";
	regulator-min-microvolt = <1800000>;
	regulator-max-microvolt = <1800000>;
	vin-supply = <&vsys_3v3>;
	regulator-always-on;
	};

	emmc_1v8: regulator-emmc_1v8 {
	compatible = "regulator-fixed";
	regulator-name = "EMMC_AO1V8";
	regulator-min-microvolt = <1800000>;
	regulator-max-microvolt = <1800000>;
	vin-supply = <&vcc_3v3>;
	regulator-always-on;
	};

	vsys_3v3: regulator-vsys_3v3 {
	compatible = "regulator-fixed";
	regulator-name = "VSYS_3V3";
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	vin-supply = <&dc_in>;
	regulator-always-on;
	};

	usb_pwr: regulator-usb_pwr {
	compatible = "regulator-fixed";
	regulator-name = "USB_PWR";
	regulator-min-microvolt = <5000000>;
	regulator-max-microvolt = <5000000>;
	vin-supply = <&vcc_5v>;

	gpio = <&gpio GPIOA_6 GPIO_ACTIVE_HIGH>;
	enable-active-high;
	};

	hdmi-connector {
	compatible = "hdmi-connector";
	type = "a";

	port {
	hdmi_connector_in: endpoint {
	remote-endpoint = <&hdmi_tx_tmds_out>;
	};
	};
	};

	wifi32k: wifi32k {
	compatible = "pwm-clock";
	#clock-cells = <0>;
	clock-frequency = <32768>;
	pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
	};
	};

	&cec_AO {
	pinctrl-0 = <&cec_ao_a_h_pins>;
	pinctrl-names = "default";
	status = "disabled";
	hdmi-phandle = <&hdmi_tx>;
	};

	&cecb_AO {
	pinctrl-0 = <&cec_ao_b_h_pins>;
	pinctrl-names = "default";
	status = "okay";
	hdmi-phandle = <&hdmi_tx>;
	};

	&ext_mdio {
	external_phy: ethernet-phy@0 {
	/* Realtek RTL8211F (0x001cc916) */
	reg = <0>;
	max-speed = <1000>;

	interrupt-parent = <&gpio_intc>;
	/* MAC_INTR on GPIOZ_14 */
	interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
	};
	};

	&ethmac {
	pinctrl-0 = <&eth_pins>, <&eth_rgmii_pins>;
	pinctrl-names = "default";
	status = "okay";
	phy-mode = "rgmii";
	phy-handle = <&external_phy>;
	amlogic,tx-delay-ns = <2>;
	};

	&hdmi_tx {
	status = "okay";
	pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
	pinctrl-names = "default";
	hdmi-supply = <&vcc_5v>;
	};

	&hdmi_tx_tmds_port {
	hdmi_tx_tmds_out: endpoint {
	remote-endpoint = <&hdmi_connector_in>;
	};
	};

	&i2c_AO {
	status = "okay";
	pinctrl-0 = <&i2c_ao_sck_pins>, <&i2c_ao_sda_pins>;
	pinctrl-names = "default";

	gpio_expander: gpio-controller@20 {
	compatible = "ti,tca6408";
	reg = <0x20>;
	vcc-supply = <&vcc_3v3>;
	gpio-controller;
	#gpio-cells = <2>;
	};

	rtc@51 {
	compatible = "haoyu,hym8563";
	reg = <0x51>;
	#clock-cells = <0>;
	};
	};

	&ir {
	status = "okay";
	pinctrl-0 = <&remote_input_ao_pins>;
	pinctrl-names = "default";
	linux,rc-map-name = "rc-khadas";
	};

	&pwm_ef {
	status = "okay";
	pinctrl-0 = <&pwm_e_pins>;
	pinctrl-names = "default";
	};

	&saradc {
	status = "okay";
	vref-supply = <&vddao_1v8>;
	};

	/* SDIO */
	&sd_emmc_a {
	status = "okay";
	pinctrl-0 = <&sdio_pins>;
	pinctrl-1 = <&sdio_clk_gate_pins>;
	pinctrl-names = "default", "clk-gate";
	#address-cells = <1>;
	#size-cells = <0>;

	bus-width = <4>;
	cap-sd-highspeed;
	sd-uhs-sdr50;
	max-frequency = <100000000>;

	non-removable;
	disable-wp;

	mmc-pwrseq = <&sdio_pwrseq>;

	vmmc-supply = <&vsys_3v3>;
	vqmmc-supply = <&vddao_1v8>;

	brcmf: wifi@1 {
	reg = <1>;
	compatible = "brcm,bcm4329-fmac";
	};
	};

	/* SD card */
	&sd_emmc_b {
	status = "okay";
	pinctrl-0 = <&sdcard_c_pins>;
	pinctrl-1 = <&sdcard_clk_gate_c_pins>;
	pinctrl-names = "default", "clk-gate";

	bus-width = <4>;
	cap-sd-highspeed;
	max-frequency = <50000000>;
	disable-wp;

	cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
	vmmc-supply = <&vsys_3v3>;
	vqmmc-supply = <&vsys_3v3>;
	};

	/* eMMC */
	&sd_emmc_c {
	status = "okay";
	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
	pinctrl-1 = <&emmc_clk_gate_pins>;
	pinctrl-names = "default", "clk-gate";

	bus-width = <8>;
	cap-mmc-highspeed;
	mmc-ddr-1_8v;
	mmc-hs200-1_8v;
	max-frequency = <200000000>;
	disable-wp;

	mmc-pwrseq = <&emmc_pwrseq>;
	vmmc-supply = <&vcc_3v3>;
	vqmmc-supply = <&emmc_1v8>;
	};

	&uart_A {
	status = "okay";
	pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
	pinctrl-names = "default";
	uart-has-rtscts;

	bluetooth {
	compatible = "brcm,bcm43438-bt";
	shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
	max-speed = <2000000>;
	clocks = <&wifi32k>;
	clock-names = "lpo";
	};
	};

	&uart_AO {
	status = "okay";
	pinctrl-0 = <&uart_ao_a_pins>;
	pinctrl-names = "default";
	};

	&usb2_phy0 {
	phy-supply = <&dc_in>;
	};

	&usb2_phy1 {
	phy-supply = <&usb_pwr>;
	};

	&usb3_pcie_phy {
	phy-supply = <&usb_pwr>;
	};

	&usb {
	status = "okay";
	dr_mode = "peripheral";
	};