arch/arm/dts/sun9i-a80-cx-a99.dts - u-boot - Git at Google

 /*
  * sun9i-a80-cx-a99.dts - Device Tree file for the Sunchip CX-A99 board.
  *
  * Copyright (C) 2017 Rask Ingemann Lambertsen <rask@formelder.dk>
  *
  * This file is dual-licensed: you can use it either under the terms
  * of the GPL or the X11 license, at your option. Note that this dual
  * licensing only applies to this file, and not this project as a
  * whole.
  *
  *  a) This file is free software; you can redistribute it and/or
  *     modify it under the terms of the GNU General Public License as
  *     published by the Free Software Foundation; either version 2 of the
  *     License, or (at your option) any later version.
  *
  *     This file is distributed in the hope that it will be useful,
  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person
  *     obtaining a copy of this software and associated documentation
  *     files (the "Software"), to deal in the Software without
  *     restriction, including without limitation the rights to use,
  *     copy, modify, merge, publish, distribute, sublicense, and/or
  *     sell copies of the Software, and to permit persons to whom the
  *     Software is furnished to do so, subject to the following
  *     conditions:
  *
  *     The above copyright notice and this permission notice shall be
  *     included in all copies or substantial portions of the Software.
  *
  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  *     OTHER DEALINGS IN THE SOFTWARE.
  */

 /*
  * The Sunchip CX-A99 board is found in several similar Android media
  * players, such as:
  *
  * Instabox Fantasy A8 (no external antenna)
  * Jesurun CS-Q8 (ships with larger remote control)
  * Jesurun Maxone
  * Rikomagic (RKM) MK80/MK80LE
  * Tronsmart Draco AW80 Meta/Telos
  *
  * See the Sunchip CX-A99 page on the Linux-sunxi wiki for more information.
  */

 /dts-v1/;
 #include "sun9i-a80.dtsi"

 #include <dt-bindings/gpio/gpio.h>

 / {
 	model = "Sunchip CX-A99";
 	compatible = "sunchip,cx-a99", "allwinner,sun9i-a80";

 	aliases {
 		serial0 = &uart0;
 	};

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

 	leds {
 		compatible = "gpio-leds";

 		blue {
 			gpios = <&pio 6 10 GPIO_ACTIVE_HIGH>;	/* PG10 */
 			label = "cx-a99:blue:status";
 		};

 		red {
 			gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>;	/* PG11 */
 			label = "cx-a99:red:status";
 		};
 	};

 	powerseq_wifi: powerseq-wifi {
 		compatible = "mmc-pwrseq-simple";
 		clocks = <&ac100_rtc 1>;
 		clock-names = "ext_clock";
 		reset-gpios = <&r_pio 1 0 GPIO_ACTIVE_LOW>;	/* PM0 */
 		post-power-on-delay-ms = <1>;	/* Minimum 2 cycles. */
 	};

 	/* USB 2.0 connector closest to the 12 V power connector. */
 	reg_usb1_vbus: regulator-usb1-vbus {
 		compatible = "regulator-fixed";
 		regulator-name = "usb1-vbus";
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 		gpio = <&r_pio 0 7 /* no flag support */ 0>;	/* PL7 */
 		enable-active-high;
 	};

 	/* USB 2.0 connector next to the SD card slot. */
 	reg_usb3_vbus: regulator-usb3-vbus {
 		compatible = "regulator-fixed";
 		regulator-name = "usb3-vbus";
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 		gpio = <&r_pio 0 8 /* no flag support */ 0>;	/* PL8 */
 		enable-active-high;
 	};

 	/*
 	 * OZ80120 voltage regulator for the four Cortex-A15 CPU cores.
 	 * Although the regulator can output 750 - 1200 mV, the permissible
 	 * range for the CPU cores is only 800 - 1100 mV.
 	 */
 	reg_vdd_cpub: regulator-vdd-cpub {
 		compatible = "regulator-gpio";

 		regulator-always-on;
 		regulator-min-microvolt = < 800000>;
 		regulator-max-microvolt = <1100000>;
 		regulator-name = "vdd-cpub";

 		/* Note: GPIO flags are not supported here . */
 		enable-gpio = <&r_pio 0 2 /* flags n/a */ 0>;	/* PL2 */
 		enable-active-high;
 		gpios = <&r_pio 0 3 /* no flag support */ 0>,	/* PL3 */
 			<&r_pio 0 4 /* no flag support */ 0>,	/* PL4 */
 			<&r_pio 0 5 /* no flag support */ 0>;	/* PL5 */

 		gpios-states = <1 0 0>;
 		states = <	 750000 0x7
 				 800000 0x3
 				 850000 0x5
 				 900000 0x1
 				 950000 0x6
 				1000000 0x2
 				1100000 0x4
 				1200000 0x0>;
 	};
 };

 &ehci0 {
 	status = "okay";
 };

 &ehci2 {
 	status = "okay";
 };

 /*
  * SD card slot. Although the GPIO pin for card detection is listed as capable
  * of generating interrupts in the "A80 User Manual", this doesn't work for
  * some unknown reason, so poll the GPIO for card detection. This is also what
  * the vendor sys_config.fex file specifies.
  */
 &mmc0 {
 	bus-width = <4>;
 	cd-gpios = <&pio 7 17 GPIO_ACTIVE_LOW>;	/* PH17 */
 	broken-cd;				/* Poll. */
 	pinctrl-names = "default";
 	pinctrl-0 = <&mmc0_pins>;
 	vmmc-supply = <&reg_dcdce>;
 	status = "okay";
 };

 /* Ampak AP6335 IEEE 802.11 a/b/g/n/ac Wifi. */
 &mmc1 {
 	bus-width = <4>;
 	non-removable;
 	pinctrl-names = "default";
 	pinctrl-0 = <&mmc1_pins>;
 	vmmc-supply = <&reg_cldo3>;	/* See cldo2,cldo3 note. */
 	vqmmc-supply = <&reg_aldo2>;
 	mmc-pwrseq = <&powerseq_wifi>;
 	status = "okay";
 };

 /* On-board eMMC card. */
 &mmc2 {
 	bus-width = <8>;
 	non-removable;
 	pinctrl-names = "default";
 	pinctrl-0 = <&mmc2_8bit_pins>;
 	vmmc-supply = <&reg_dcdce>;
 	status = "okay";
 };

 &osc32k {
 	clocks = <&ac100_rtc 0>;
 };

 &r_ir {
 	status = "okay";
 };

 &r_rsb {
 	status = "okay";

 	ac100: codec@e89 {
 		compatible = "x-powers,ac100";
 		reg = <0xe89>;

 		ac100_codec: codec {
 			compatible = "x-powers,ac100-codec";
 			interrupt-parent = <&r_pio>;
 			interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>;	/* PL9 */
 			#clock-cells = <0>;
 			clock-output-names = "4M_adda";
 		};

 		ac100_rtc: rtc {
 			compatible = "x-powers,ac100-rtc";
 			interrupt-parent = <&nmi_intc>;
 			interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 			clocks = <&ac100_codec>;
 			#clock-cells = <1>;
 			clock-output-names = "cko1_rtc",
 					     "cko2_rtc",
 					     "cko3_rtc";
 		};
 	};

 	pmic@745 {
 		compatible = "x-powers,axp808", "x-powers,axp806";
 		x-powers,master-mode;
 		reg = <0x745>;
 		interrupt-parent = <&nmi_intc>;
 		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 		interrupt-controller;
 		#interrupt-cells = <1>;

 		swin-supply = <&reg_dcdce>;

 		regulators {
 			reg_aldo1: aldo1 {
 				regulator-boot-on;
 				regulator-min-microvolt = <3000000>;
 				regulator-max-microvolt = <3000000>;
 				regulator-name = "vcc-3v0";
 			};

 			/* Supplies pin groups G and M. */
 			reg_aldo2: aldo2 {
 				regulator-boot-on;
 				regulator-min-microvolt = <1800000>;
 				regulator-max-microvolt = <3600000>;
 				regulator-name = "vddio-wifi-codec";
 			};

 			reg_aldo3: aldo3 {
 				regulator-boot-on;
 				regulator-min-microvolt = <2500000>;
 				regulator-max-microvolt = <2500000>;
 				regulator-name = "vddio-gmac";
 			};

 			reg_bldo1: bldo1 {
 				regulator-always-on;	/* Hang if disabled */
 				regulator-min-microvolt = <1700000>;
 				regulator-max-microvolt = <1900000>;
 				regulator-name = "vdd18-dll-vcc18-pll";
 			};

 			reg_bldo2: bldo2 {
 				regulator-always-on;	/* Hang if disabled */
 				regulator-min-microvolt = < 800000>;
 				regulator-max-microvolt = <1100000>;
 				regulator-name = "vdd-cpus";
 			};

 			reg_bldo3: bldo3 {
 				regulator-min-microvolt = <1100000>;
 				regulator-max-microvolt = <1300000>;
 				regulator-name = "vcc12-hsic";
 			};

 			reg_bldo4: bldo4 {
 				regulator-boot-on;
 				regulator-min-microvolt = < 800000>;
 				regulator-max-microvolt = <1100000>;
 				regulator-name = "vdd09-hdmi";
 			};

 			/* Supplies PLx pins which control some regulators. */
 			reg_cldo1: cldo1 {
 				regulator-always-on;
 				regulator-min-microvolt = <3300000>;
 				regulator-max-microvolt = <3300000>;
 				regulator-name = "vcc-pl-led";
 			};

 			/*
 			 * cldo2 and cldo3 are connected in parallel.
 			 * There is currently no way to express that.
 			 * For now, use regulator-always-on on cldo2 and lock
 			 * the voltage on both to 3.3 V.
 			 */
 			reg_cldo2: cldo2 {
 				regulator-always-on;
 				regulator-min-microvolt = <3300000>;
 				regulator-max-microvolt = <3300000>;
 				regulator-name = "vbat2-wifi+bt";
 			};

 			reg_cldo3: cldo3 {
 				regulator-min-microvolt = <3300000>;
 				regulator-max-microvolt = <3300000>;
 				regulator-name = "vbat1-wifi+bt";
 			};

 			reg_dcdca: dcdca {
 				regulator-always-on;
 				regulator-min-microvolt = < 800000>;
 				regulator-max-microvolt = <1100000>;
 				regulator-name = "vdd-cpua";
 			};

 			reg_dcdcb: dcdcb {
 				regulator-always-on;
 				regulator-min-microvolt = <1450000>;
 				regulator-max-microvolt = <1550000>;
 				regulator-name = "vcc-dram";
 			};

 			reg_dcdcc: dcdcc {
 				regulator-min-microvolt = < 800000>;
 				regulator-max-microvolt = <1100000>;
 				regulator-name = "vdd-gpu";
 			};

 			reg_dcdcd: dcdcd {
 				regulator-always-on;	/* Hang if disabled. */
 				regulator-min-microvolt = < 800000>;
 				regulator-max-microvolt = <1100000>;
 				regulator-name = "vdd-sys";
 			};

 			/* Supplies pin groups B-F and H. */
 			reg_dcdce: dcdce {
 				regulator-always-on;
 				regulator-min-microvolt = <3300000>;
 				regulator-max-microvolt = <3300000>;
 				regulator-name = "vcc-io-mmc-spdif";
 			};

 			reg_sw: sw {
 				regulator-min-microvolt = <3300000>;
 				regulator-max-microvolt = <3300000>;
 				regulator-name = "vcc-gmac-codec";
 			};
 		};
 	};
 };

 /*
  * 5-pin connector opposite of the SD card slot:
  * 1 = GND (pointed to by small triangle), 2 = GND, 3 = 3.3 V, 4 = RX, 5 = TX.
  */
 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_pins_a>;
 	status = "okay";
 };

 &usbphy1 {
 	phy-supply = <&reg_usb1_vbus>;
 	status = "okay";
 };

 &usbphy3 {
 	phy-supply = <&reg_usb3_vbus>;
 	status = "okay";
 };
	/*
	* sun9i-a80-cx-a99.dts - Device Tree file for the Sunchip CX-A99 board.
	*
	* Copyright (C) 2017 Rask Ingemann Lambertsen <rask@formelder.dk>
	*
	* This file is dual-licensed: you can use it either under the terms
	* of the GPL or the X11 license, at your option. Note that this dual
	* licensing only applies to this file, and not this project as a
	* whole.
	*
	* a) This file is free software; you can redistribute it and/or
	* modify it under the terms of the GNU General Public License as
	* published by the Free Software Foundation; either version 2 of the
	* License, or (at your option) any later version.
	*
	* This file is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	* GNU General Public License for more details.
	*
	* Or, alternatively,
	*
	* b) Permission is hereby granted, free of charge, to any person
	* obtaining a copy of this software and associated documentation
	* files (the "Software"), to deal in the Software without
	* restriction, including without limitation the rights to use,
	* copy, modify, merge, publish, distribute, sublicense, and/or
	* sell copies of the Software, and to permit persons to whom the
	* Software is furnished to do so, subject to the following
	* conditions:
	*
	* The above copyright notice and this permission notice shall be
	* included in all copies or substantial portions of the Software.
	*
	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
	* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
	* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
	* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
	* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
	* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
	* OTHER DEALINGS IN THE SOFTWARE.
	*/

	/*
	* The Sunchip CX-A99 board is found in several similar Android media
	* players, such as:
	*
	* Instabox Fantasy A8 (no external antenna)
	* Jesurun CS-Q8 (ships with larger remote control)
	* Jesurun Maxone
	* Rikomagic (RKM) MK80/MK80LE
	* Tronsmart Draco AW80 Meta/Telos
	*
	* See the Sunchip CX-A99 page on the Linux-sunxi wiki for more information.
	*/

	/dts-v1/;
	#include "sun9i-a80.dtsi"

	#include <dt-bindings/gpio/gpio.h>

	/ {
	model = "Sunchip CX-A99";
	compatible = "sunchip,cx-a99", "allwinner,sun9i-a80";

	aliases {
	serial0 = &uart0;
	};

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

	leds {
	compatible = "gpio-leds";

	blue {
	gpios = <&pio 6 10 GPIO_ACTIVE_HIGH>; /* PG10 */
	label = "cx-a99:blue:status";
	};

	red {
	gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */
	label = "cx-a99:red:status";
	};
	};

	powerseq_wifi: powerseq-wifi {
	compatible = "mmc-pwrseq-simple";
	clocks = <&ac100_rtc 1>;
	clock-names = "ext_clock";
	reset-gpios = <&r_pio 1 0 GPIO_ACTIVE_LOW>; /* PM0 */
	post-power-on-delay-ms = <1>; /* Minimum 2 cycles. */
	};

	/* USB 2.0 connector closest to the 12 V power connector. */
	reg_usb1_vbus: regulator-usb1-vbus {
	compatible = "regulator-fixed";
	regulator-name = "usb1-vbus";
	regulator-min-microvolt = <5000000>;
	regulator-max-microvolt = <5000000>;
	gpio = <&r_pio 0 7 /* no flag support / 0>; / PL7 */
	enable-active-high;
	};

	/* USB 2.0 connector next to the SD card slot. */
	reg_usb3_vbus: regulator-usb3-vbus {
	compatible = "regulator-fixed";
	regulator-name = "usb3-vbus";
	regulator-min-microvolt = <5000000>;
	regulator-max-microvolt = <5000000>;
	gpio = <&r_pio 0 8 /* no flag support / 0>; / PL8 */
	enable-active-high;
	};

	/*
	* OZ80120 voltage regulator for the four Cortex-A15 CPU cores.
	* Although the regulator can output 750 - 1200 mV, the permissible
	* range for the CPU cores is only 800 - 1100 mV.
	*/
	reg_vdd_cpub: regulator-vdd-cpub {
	compatible = "regulator-gpio";

	regulator-always-on;
	regulator-min-microvolt = < 800000>;
	regulator-max-microvolt = <1100000>;
	regulator-name = "vdd-cpub";

	/* Note: GPIO flags are not supported here . */
	enable-gpio = <&r_pio 0 2 /* flags n/a / 0>; / PL2 */
	enable-active-high;
	gpios = <&r_pio 0 3 /* no flag support / 0>, / PL3 */
	<&r_pio 0 4 /* no flag support / 0>, / PL4 */
	<&r_pio 0 5 /* no flag support / 0>; / PL5 */

	gpios-states = <1 0 0>;
	states = < 750000 0x7
	800000 0x3
	850000 0x5
	900000 0x1
	950000 0x6
	1000000 0x2
	1100000 0x4
	1200000 0x0>;
	};
	};

	&ehci0 {
	status = "okay";
	};

	&ehci2 {
	status = "okay";
	};

	/*
	* SD card slot. Although the GPIO pin for card detection is listed as capable
	* of generating interrupts in the "A80 User Manual", this doesn't work for
	* some unknown reason, so poll the GPIO for card detection. This is also what
	* the vendor sys_config.fex file specifies.
	*/
	&mmc0 {
	bus-width = <4>;
	cd-gpios = <&pio 7 17 GPIO_ACTIVE_LOW>; /* PH17 */
	broken-cd; /* Poll. */
	pinctrl-names = "default";
	pinctrl-0 = <&mmc0_pins>;
	vmmc-supply = <&reg_dcdce>;
	status = "okay";
	};

	/* Ampak AP6335 IEEE 802.11 a/b/g/n/ac Wifi. */
	&mmc1 {
	bus-width = <4>;
	non-removable;
	pinctrl-names = "default";
	pinctrl-0 = <&mmc1_pins>;
	vmmc-supply = <&reg_cldo3>; /* See cldo2,cldo3 note. */
	vqmmc-supply = <&reg_aldo2>;
	mmc-pwrseq = <&powerseq_wifi>;
	status = "okay";
	};

	/* On-board eMMC card. */
	&mmc2 {
	bus-width = <8>;
	non-removable;
	pinctrl-names = "default";
	pinctrl-0 = <&mmc2_8bit_pins>;
	vmmc-supply = <&reg_dcdce>;
	status = "okay";
	};

	&osc32k {
	clocks = <&ac100_rtc 0>;
	};

	&r_ir {
	status = "okay";
	};

	&r_rsb {
	status = "okay";

	ac100: codec@e89 {
	compatible = "x-powers,ac100";
	reg = <0xe89>;

	ac100_codec: codec {
	compatible = "x-powers,ac100-codec";
	interrupt-parent = <&r_pio>;
	interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>; /* PL9 */
	#clock-cells = <0>;
	clock-output-names = "4M_adda";
	};

	ac100_rtc: rtc {
	compatible = "x-powers,ac100-rtc";
	interrupt-parent = <&nmi_intc>;
	interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
	clocks = <&ac100_codec>;
	#clock-cells = <1>;
	clock-output-names = "cko1_rtc",
	"cko2_rtc",
	"cko3_rtc";
	};
	};

	pmic@745 {
	compatible = "x-powers,axp808", "x-powers,axp806";
	x-powers,master-mode;
	reg = <0x745>;
	interrupt-parent = <&nmi_intc>;
	interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
	interrupt-controller;
	#interrupt-cells = <1>;

	swin-supply = <&reg_dcdce>;

	regulators {
	reg_aldo1: aldo1 {
	regulator-boot-on;
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "vcc-3v0";
	};

	/* Supplies pin groups G and M. */
	reg_aldo2: aldo2 {
	regulator-boot-on;
	regulator-min-microvolt = <1800000>;
	regulator-max-microvolt = <3600000>;
	regulator-name = "vddio-wifi-codec";
	};

	reg_aldo3: aldo3 {
	regulator-boot-on;
	regulator-min-microvolt = <2500000>;
	regulator-max-microvolt = <2500000>;
	regulator-name = "vddio-gmac";
	};

	reg_bldo1: bldo1 {
	regulator-always-on; /* Hang if disabled */
	regulator-min-microvolt = <1700000>;
	regulator-max-microvolt = <1900000>;
	regulator-name = "vdd18-dll-vcc18-pll";
	};

	reg_bldo2: bldo2 {
	regulator-always-on; /* Hang if disabled */
	regulator-min-microvolt = < 800000>;
	regulator-max-microvolt = <1100000>;
	regulator-name = "vdd-cpus";
	};

	reg_bldo3: bldo3 {
	regulator-min-microvolt = <1100000>;
	regulator-max-microvolt = <1300000>;
	regulator-name = "vcc12-hsic";
	};

	reg_bldo4: bldo4 {
	regulator-boot-on;
	regulator-min-microvolt = < 800000>;
	regulator-max-microvolt = <1100000>;
	regulator-name = "vdd09-hdmi";
	};

	/* Supplies PLx pins which control some regulators. */
	reg_cldo1: cldo1 {
	regulator-always-on;
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-name = "vcc-pl-led";
	};

	/*
	* cldo2 and cldo3 are connected in parallel.
	* There is currently no way to express that.
	* For now, use regulator-always-on on cldo2 and lock
	* the voltage on both to 3.3 V.
	*/
	reg_cldo2: cldo2 {
	regulator-always-on;
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-name = "vbat2-wifi+bt";
	};

	reg_cldo3: cldo3 {
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-name = "vbat1-wifi+bt";
	};

	reg_dcdca: dcdca {
	regulator-always-on;
	regulator-min-microvolt = < 800000>;
	regulator-max-microvolt = <1100000>;
	regulator-name = "vdd-cpua";
	};

	reg_dcdcb: dcdcb {
	regulator-always-on;
	regulator-min-microvolt = <1450000>;
	regulator-max-microvolt = <1550000>;
	regulator-name = "vcc-dram";
	};

	reg_dcdcc: dcdcc {
	regulator-min-microvolt = < 800000>;
	regulator-max-microvolt = <1100000>;
	regulator-name = "vdd-gpu";
	};

	reg_dcdcd: dcdcd {
	regulator-always-on; /* Hang if disabled. */
	regulator-min-microvolt = < 800000>;
	regulator-max-microvolt = <1100000>;
	regulator-name = "vdd-sys";
	};

	/* Supplies pin groups B-F and H. */
	reg_dcdce: dcdce {
	regulator-always-on;
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-name = "vcc-io-mmc-spdif";
	};

	reg_sw: sw {
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-name = "vcc-gmac-codec";
	};
	};
	};
	};

	/*
	* 5-pin connector opposite of the SD card slot:
	* 1 = GND (pointed to by small triangle), 2 = GND, 3 = 3.3 V, 4 = RX, 5 = TX.
	*/
	&uart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart0_pins_a>;
	status = "okay";
	};

	&usbphy1 {
	phy-supply = <&reg_usb1_vbus>;
	status = "okay";
	};

	&usbphy3 {
	phy-supply = <&reg_usb3_vbus>;
	status = "okay";
	};