arch/arm/dts/meson-gx-libretech-pc.dtsi - platform/external/u-boot - Gitiles

 // SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (c) 2019 BayLibre SAS.
  * Author: Jerome Brunet <jbrunet@baylibre.com>
  */

 /* Libretech Amlogic GX PC form factor - AKA: Tartiflette */

 #include <dt-bindings/input/input.h>
 #include <dt-bindings/leds/common.h>

 / {
 	adc-keys {
 		compatible = "adc-keys";
 		io-channels = <&saradc 0>;
 		io-channel-names = "buttons";
 		keyup-threshold-microvolt = <1800000>;

 		update-button {
 			label = "update";
 			linux,code = <KEY_VENDOR>;
 			press-threshold-microvolt = <1300000>;
 		};
 	};

 	aliases {
 		serial0 = &uart_AO;
 		ethernet0 = &ethmac;
 		spi0 = &spifc;
 	};

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

 	cvbs-connector {
 		compatible = "composite-video-connector";
 		status = "disabled";

 		port {
 			cvbs_connector_in: endpoint {
 				remote-endpoint = <&cvbs_vdac_out>;
 			};
 		};
 	};

 	emmc_pwrseq: emmc-pwrseq {
 		compatible = "mmc-pwrseq-emmc";
 		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
 	};

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

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

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

 		power-button {
 			label = "power";
 			linux,code = <KEY_POWER>;
 			gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
 		};
 	};

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

 	ao_5v: regulator-ao_5v {
 		compatible = "regulator-fixed";
 		regulator-name = "AO_5V";
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 		vin-supply = <&dc_in>;
 		regulator-always-on;
 	};

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

 	leds {
 		compatible = "gpio-leds";

 		green {
 			color = <LED_COLOR_ID_GREEN>;
 			function = LED_FUNCTION_DISK_ACTIVITY;
 			gpios = <&gpio_ao GPIOAO_9 GPIO_ACTIVE_HIGH>;
 			linux,default-trigger = "disk-activity";
 		};

 		blue {
 			color = <LED_COLOR_ID_BLUE>;
 			function = LED_FUNCTION_STATUS;
 			gpios = <&gpio GPIODV_28 GPIO_ACTIVE_HIGH>;
 			linux,default-trigger = "heartbeat";
 			panic-indicator;
 		};
 	};

 	vcc_card: regulator-vcc_card {
 		compatible = "regulator-fixed";
 		regulator-name = "VCC_CARD";
 		regulator-min-microvolt = <3300000>;
 		regulator-max-microvolt = <3300000>;
 		vin-supply = <&vddio_ao3v3>;

 		gpio = <&gpio GPIODV_4 GPIO_ACTIVE_HIGH>;
 		enable-active-high;
 	};

 	vcc5v: regulator-vcc5v {
 		compatible = "regulator-fixed";
 		regulator-name = "VCC5V";
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 		vin-supply = <&ao_5v>;

 		gpio = <&gpio GPIOH_3 GPIO_OPEN_DRAIN>;
 	};

 	vddio_ao18: regulator-vddio_ao18 {
 		compatible = "regulator-fixed";
 		regulator-name = "VDDIO_AO18";
 		regulator-min-microvolt = <1800000>;
 		regulator-max-microvolt = <1800000>;
 		vin-supply = <&ao_5v>;
 		regulator-always-on;
 	};

 	vddio_ao3v3: regulator-vddio_ao3v3 {
 		compatible = "regulator-fixed";
 		regulator-name = "VDDIO_AO3V3";
 		regulator-min-microvolt = <3300000>;
 		regulator-max-microvolt = <3300000>;
 		vin-supply = <&ao_5v>;
 		regulator-always-on;
 	};

 	vddio_boot: regulator-vddio_boot {
 		compatible = "regulator-fixed";
 		regulator-name = "VDDIO_BOOT";
 		regulator-min-microvolt = <1800000>;
 		regulator-max-microvolt = <1800000>;
 		vin-supply = <&vddio_ao3v3>;
 		regulator-always-on;
 	};

 	vddio_card: regulator-vddio-card {
 		compatible = "regulator-gpio";
 		regulator-name = "VDDIO_CARD";
 		regulator-min-microvolt = <1800000>;
 		regulator-max-microvolt = <3300000>;

 		gpios = <&gpio GPIODV_5 GPIO_ACTIVE_HIGH>;
 		gpios-states = <0>;

 		states = <3300000 0>,
 			 <1800000 1>;

 		regulator-settling-time-up-us = <200>;
 		regulator-settling-time-down-us = <50000>;
 	};
 };

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

 &cvbs_vdac_port {
 	cvbs_vdac_out: endpoint {
 		remote-endpoint = <&cvbs_connector_in>;
 	};
 };

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

 &external_mdio {
 	external_phy: ethernet-phy@0 {
 		reg = <0>;
 		max-speed = <1000>;
 		reset-assert-us = <10000>;
 		reset-deassert-us = <30000>;
 		reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
 		interrupt-parent = <&gpio_intc>;
 		interrupts = <25 IRQ_TYPE_LEVEL_LOW>;
 	};
 };

 &pinctrl_periphs {
 	/*
 	 * Make sure the reset pin of the usb HUB is driven high to take
 	 * it out of reset.
 	 */
 	usb1_rst_pins: usb1_rst_irq {
 		mux {
 			groups = "GPIODV_3";
 			function = "gpio_periphs";
 			bias-disable;
 			output-high;
 		};
 	};

 	/* Make sure the phy irq pin is properly configured as input */
 	eth_phy_irq_pins: eth_phy_irq {
 		mux {
 			groups = "GPIOZ_15";
 			function = "gpio_periphs";
 			bias-disable;
 			output-disable;
 		};
 	};
 };

 &hdmi_tx {
 	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
 	pinctrl-names = "default";
 	hdmi-supply = <&vcc5v>;
 	status = "okay";
 };

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

 &ir {
 	pinctrl-0 = <&remote_input_ao_pins>;
 	pinctrl-names = "default";
 	status = "okay";
 };

 &i2c_C {
 	pinctrl-0 = <&i2c_c_dv18_pins>;
 	pinctrl-names = "default";
 	status = "okay";

 	rtc: rtc@51 {
 		reg = <0x51>;
 		compatible = "nxp,pcf8563";
 		#clock-cells = <0>;
 		clock-output-names = "rtc_clkout";
 	};
 };

 &pwm_AO_ab {
 	pinctrl-0 = <&pwm_ao_a_3_pins>;
 	pinctrl-names = "default";
 	clocks = <&clkc CLKID_FCLK_DIV4>;
 	clock-names = "clkin0";
 	status = "okay";
 };

 &pwm_ab {
 	pinctrl-0 = <&pwm_b_pins>;
 	pinctrl-names = "default";
 	clocks = <&clkc CLKID_FCLK_DIV4>;
 	clock-names = "clkin0";
 	status = "okay";
 };

 &pwm_ef {
 	pinctrl-0 = <&pwm_e_pins>, <&pwm_f_clk_pins>;
 	pinctrl-names = "default";
 	clocks = <&clkc CLKID_FCLK_DIV4>;
 	clock-names = "clkin0";
 	status = "okay";
 };

 &saradc {
 	vref-supply = <&vddio_ao18>;
 	status = "okay";
 };

 /* SD card */
 &sd_emmc_b {
 	pinctrl-0 = <&sdcard_pins>;
 	pinctrl-1 = <&sdcard_clk_gate_pins>;
 	pinctrl-names = "default", "clk-gate";

 	bus-width = <4>;
 	cap-sd-highspeed;
 	sd-uhs-sdr12;
 	sd-uhs-sdr25;
 	sd-uhs-sdr50;
 	sd-uhs-ddr50;
 	max-frequency = <200000000>;
 	disable-wp;

 	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;

 	vmmc-supply = <&vcc_card>;
 	vqmmc-supply = <&vddio_card>;

 	status = "okay";
 };

 /* eMMC */
 &sd_emmc_c {
 	pinctrl-0 = <&emmc_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 = <&vddio_ao3v3>;
 	vqmmc-supply = <&vddio_boot>;

 	status = "okay";
 };

 &spifc {
 	pinctrl-0 = <&nor_pins>;
 	pinctrl-names = "default";
 	status = "okay";

 	gd25lq128: spi-flash@0 {
 		compatible = "jedec,spi-nor";
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0>;
 		spi-max-frequency = <12000000>;
 	};
 };

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

 &usb0 {
 	status = "okay";
 };

 &usb2_phy0 {
 	pinctrl-0 = <&usb1_rst_pins>;
 	pinctrl-names = "default";
 	phy-supply = <&vcc5v>;
 };

 &usb2_phy1 {
 	phy-supply = <&vcc5v>;
 };
	// SPDX-License-Identifier: GPL-2.0
	/*
	* Copyright (c) 2019 BayLibre SAS.
	* Author: Jerome Brunet <jbrunet@baylibre.com>
	*/

	/* Libretech Amlogic GX PC form factor - AKA: Tartiflette */

	#include <dt-bindings/input/input.h>
	#include <dt-bindings/leds/common.h>

	/ {
	adc-keys {
	compatible = "adc-keys";
	io-channels = <&saradc 0>;
	io-channel-names = "buttons";
	keyup-threshold-microvolt = <1800000>;

	update-button {
	label = "update";
	linux,code = <KEY_VENDOR>;
	press-threshold-microvolt = <1300000>;
	};
	};

	aliases {
	serial0 = &uart_AO;
	ethernet0 = &ethmac;
	spi0 = &spifc;
	};

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

	cvbs-connector {
	compatible = "composite-video-connector";
	status = "disabled";

	port {
	cvbs_connector_in: endpoint {
	remote-endpoint = <&cvbs_vdac_out>;
	};
	};
	};

	emmc_pwrseq: emmc-pwrseq {
	compatible = "mmc-pwrseq-emmc";
	reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
	};

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

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

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

	power-button {
	label = "power";
	linux,code = <KEY_POWER>;
	gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
	};
	};

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

	ao_5v: regulator-ao_5v {
	compatible = "regulator-fixed";
	regulator-name = "AO_5V";
	regulator-min-microvolt = <5000000>;
	regulator-max-microvolt = <5000000>;
	vin-supply = <&dc_in>;
	regulator-always-on;
	};

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

	leds {
	compatible = "gpio-leds";

	green {
	color = <LED_COLOR_ID_GREEN>;
	function = LED_FUNCTION_DISK_ACTIVITY;
	gpios = <&gpio_ao GPIOAO_9 GPIO_ACTIVE_HIGH>;
	linux,default-trigger = "disk-activity";
	};

	blue {
	color = <LED_COLOR_ID_BLUE>;
	function = LED_FUNCTION_STATUS;
	gpios = <&gpio GPIODV_28 GPIO_ACTIVE_HIGH>;
	linux,default-trigger = "heartbeat";
	panic-indicator;
	};
	};

	vcc_card: regulator-vcc_card {
	compatible = "regulator-fixed";
	regulator-name = "VCC_CARD";
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	vin-supply = <&vddio_ao3v3>;

	gpio = <&gpio GPIODV_4 GPIO_ACTIVE_HIGH>;
	enable-active-high;
	};

	vcc5v: regulator-vcc5v {
	compatible = "regulator-fixed";
	regulator-name = "VCC5V";
	regulator-min-microvolt = <5000000>;
	regulator-max-microvolt = <5000000>;
	vin-supply = <&ao_5v>;

	gpio = <&gpio GPIOH_3 GPIO_OPEN_DRAIN>;
	};

	vddio_ao18: regulator-vddio_ao18 {
	compatible = "regulator-fixed";
	regulator-name = "VDDIO_AO18";
	regulator-min-microvolt = <1800000>;
	regulator-max-microvolt = <1800000>;
	vin-supply = <&ao_5v>;
	regulator-always-on;
	};

	vddio_ao3v3: regulator-vddio_ao3v3 {
	compatible = "regulator-fixed";
	regulator-name = "VDDIO_AO3V3";
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	vin-supply = <&ao_5v>;
	regulator-always-on;
	};

	vddio_boot: regulator-vddio_boot {
	compatible = "regulator-fixed";
	regulator-name = "VDDIO_BOOT";
	regulator-min-microvolt = <1800000>;
	regulator-max-microvolt = <1800000>;
	vin-supply = <&vddio_ao3v3>;
	regulator-always-on;
	};

	vddio_card: regulator-vddio-card {
	compatible = "regulator-gpio";
	regulator-name = "VDDIO_CARD";
	regulator-min-microvolt = <1800000>;
	regulator-max-microvolt = <3300000>;

	gpios = <&gpio GPIODV_5 GPIO_ACTIVE_HIGH>;
	gpios-states = <0>;

	states = <3300000 0>,
	<1800000 1>;

	regulator-settling-time-up-us = <200>;
	regulator-settling-time-down-us = <50000>;
	};
	};

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

	&cvbs_vdac_port {
	cvbs_vdac_out: endpoint {
	remote-endpoint = <&cvbs_connector_in>;
	};
	};

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

	&external_mdio {
	external_phy: ethernet-phy@0 {
	reg = <0>;
	max-speed = <1000>;
	reset-assert-us = <10000>;
	reset-deassert-us = <30000>;
	reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
	interrupt-parent = <&gpio_intc>;
	interrupts = <25 IRQ_TYPE_LEVEL_LOW>;
	};
	};

	&pinctrl_periphs {
	/*
	* Make sure the reset pin of the usb HUB is driven high to take
	* it out of reset.
	*/
	usb1_rst_pins: usb1_rst_irq {
	mux {
	groups = "GPIODV_3";
	function = "gpio_periphs";
	bias-disable;
	output-high;
	};
	};

	/* Make sure the phy irq pin is properly configured as input */
	eth_phy_irq_pins: eth_phy_irq {
	mux {
	groups = "GPIOZ_15";
	function = "gpio_periphs";
	bias-disable;
	output-disable;
	};
	};
	};

	&hdmi_tx {
	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
	pinctrl-names = "default";
	hdmi-supply = <&vcc5v>;
	status = "okay";
	};

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

	&ir {
	pinctrl-0 = <&remote_input_ao_pins>;
	pinctrl-names = "default";
	status = "okay";
	};

	&i2c_C {
	pinctrl-0 = <&i2c_c_dv18_pins>;
	pinctrl-names = "default";
	status = "okay";

	rtc: rtc@51 {
	reg = <0x51>;
	compatible = "nxp,pcf8563";
	#clock-cells = <0>;
	clock-output-names = "rtc_clkout";
	};
	};

	&pwm_AO_ab {
	pinctrl-0 = <&pwm_ao_a_3_pins>;
	pinctrl-names = "default";
	clocks = <&clkc CLKID_FCLK_DIV4>;
	clock-names = "clkin0";
	status = "okay";
	};

	&pwm_ab {
	pinctrl-0 = <&pwm_b_pins>;
	pinctrl-names = "default";
	clocks = <&clkc CLKID_FCLK_DIV4>;
	clock-names = "clkin0";
	status = "okay";
	};

	&pwm_ef {
	pinctrl-0 = <&pwm_e_pins>, <&pwm_f_clk_pins>;
	pinctrl-names = "default";
	clocks = <&clkc CLKID_FCLK_DIV4>;
	clock-names = "clkin0";
	status = "okay";
	};

	&saradc {
	vref-supply = <&vddio_ao18>;
	status = "okay";
	};

	/* SD card */
	&sd_emmc_b {
	pinctrl-0 = <&sdcard_pins>;
	pinctrl-1 = <&sdcard_clk_gate_pins>;
	pinctrl-names = "default", "clk-gate";

	bus-width = <4>;
	cap-sd-highspeed;
	sd-uhs-sdr12;
	sd-uhs-sdr25;
	sd-uhs-sdr50;
	sd-uhs-ddr50;
	max-frequency = <200000000>;
	disable-wp;

	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;

	vmmc-supply = <&vcc_card>;
	vqmmc-supply = <&vddio_card>;

	status = "okay";
	};

	/* eMMC */
	&sd_emmc_c {
	pinctrl-0 = <&emmc_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 = <&vddio_ao3v3>;
	vqmmc-supply = <&vddio_boot>;

	status = "okay";
	};

	&spifc {
	pinctrl-0 = <&nor_pins>;
	pinctrl-names = "default";
	status = "okay";

	gd25lq128: spi-flash@0 {
	compatible = "jedec,spi-nor";
	#address-cells = <1>;
	#size-cells = <1>;
	reg = <0>;
	spi-max-frequency = <12000000>;
	};
	};

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

	&usb0 {
	status = "okay";
	};

	&usb2_phy0 {
	pinctrl-0 = <&usb1_rst_pins>;
	pinctrl-names = "default";
	phy-supply = <&vcc5v>;
	};

	&usb2_phy1 {
	phy-supply = <&vcc5v>;
	};