arch/arm/boot/dts/sun9i-a80-optimus.dts - linux - Git at Google

 /*
  * Copyright 2014 Chen-Yu Tsai
  *
  * Chen-Yu Tsai <wens@csie.org>
  *
  * 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.
  */

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

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

 / {
 	model = "Merrii A80 Optimus Board";
 	compatible = "merrii,a80-optimus", "allwinner,sun9i-a80";

 	aliases {
 		serial0 = &uart0;
 		serial1 = &uart4;
 	};

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

 	leds {
 		compatible = "gpio-leds";

 		/* The LED names match those found on the board */
 		led2 {
 			label = "optimus:led2:usr";
 			gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>;
 		};

 		led3 {
 			label = "optimus:led3:usr";
 			gpios = <&r_pio 1 15 GPIO_ACTIVE_HIGH>; /* PM15 */
 		};

 		led4 {
 			label = "optimus:led4:usr";
 			gpios = <&pio 7 0 GPIO_ACTIVE_HIGH>;
 		};
 	};

 	reg_usb1_vbus: usb1-vbus {
 		compatible = "regulator-fixed";
 		regulator-name = "usb1-vbus";
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 		enable-active-high;
 		gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
 	};

 	reg_usb3_vbus: usb3-vbus {
 		compatible = "regulator-fixed";
 		regulator-name = "usb3-vbus";
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 		enable-active-high;
 		gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
 	};

 	wifi_pwrseq: wifi-pwrseq {
 		compatible = "mmc-pwrseq-simple";
 		clocks = <&ac100_rtc 1>;
 		clock-names = "ext_clock";
 		/* enables internal regulator and de-asserts reset */
 		reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */
 	};
 };

 &ehci0 {
 	status = "okay";
 };

 &ehci1 {
 	/* Enable if HSIC peripheral is connected */
 	status = "disabled";
 };

 &ehci2 {
 	status = "okay";
 };

 &gmac {
 	pinctrl-names = "default";
 	pinctrl-0 = <&gmac_rgmii_pins>;
 	phy-handle = <&phy1>;
 	phy-mode = "rgmii";
 	phy-supply = <&reg_cldo1>;
 	status = "okay";
 };

 &mdio {
 	phy1: ethernet-phy@1 {
 		reg = <1>;
 	};
 };

 &mmc0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&mmc0_pins>;
 	vmmc-supply = <&reg_dcdc1>;
 	bus-width = <4>;
 	cd-gpios = <&pio 7 18 GPIO_ACTIVE_LOW>; /* PH8 */
 	status = "okay";
 };

 &mmc1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&mmc1_pins>;
 	vmmc-supply = <&reg_dldo1>;
 	vqmmc-supply = <&reg_cldo3>;
 	mmc-pwrseq = <&wifi_pwrseq>;
 	bus-width = <4>;
 	non-removable;
 	status = "okay";
 };

 &mmc1_pins {
 	bias-pull-up;
 };

 &mmc2 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&mmc2_8bit_pins>;
 	vmmc-supply = <&reg_dcdc1>;
 	bus-width = <8>;
 	non-removable;
 	cap-mmc-hw-reset;
 	status = "okay";
 };

 &mmc2_8bit_pins {
 	/* Increase drive strength for DDR modes */
 	drive-strength = <40>;
 };

 &ohci0 {
 	status = "okay";
 };

 &ohci2 {
 	status = "okay";
 };

 &osc32k {
 	/* osc32k input is from AC100 */
 	clocks = <&ac100_rtc 0>;
 };

 &pio {
 	vcc-pa-supply = <&reg_ldo_io1>;
 	vcc-pb-supply = <&reg_aldo2>;
 	vcc-pc-supply = <&reg_dcdc1>;
 	vcc-pd-supply = <&reg_dcdc1>;
 	vcc-pe-supply = <&reg_eldo2>;
 	vcc-pf-supply = <&reg_dcdc1>;
 	vcc-pg-supply = <&reg_ldo_io0>;
 	vcc-ph-supply = <&reg_dcdc1>;
 };

 &r_ir {
 	status = "okay";
 };

 &r_pio {
 	vcc-pl-supply = <&reg_dldo2>;
 	vcc-pm-supply = <&reg_eldo3>;
 };

 &r_rsb {
 	status = "okay";

 	axp809: pmic@3a3 {
 		reg = <0x3a3>;
 		interrupt-parent = <&nmi_intc>;
 		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;

 		regulators {
 			reg_aldo1: aldo1 {
 				/*
 				 * TODO: This should be handled by the
 				 * USB PHY driver.
 				 */
 				regulator-always-on;
 				regulator-min-microvolt = <3000000>;
 				regulator-max-microvolt = <3000000>;
 				regulator-name = "vcc33-usbh";
 			};

 			reg_aldo2: aldo2 {
 				regulator-min-microvolt = <1800000>;
 				regulator-max-microvolt = <1800000>;
 				regulator-name = "vcc-pb-io-cam";
 			};

 			aldo3 {
 				/* unused */
 			};

 			reg_dc5ldo: dc5ldo {
 				regulator-always-on;
 				regulator-min-microvolt = <800000>;
 				regulator-max-microvolt = <1100000>;
 				regulator-name = "vdd-cpus-09-usbh";
 			};

 			dc1sw {
 				/* unused */
 			};

 			reg_dcdc1: dcdc1 {
 				regulator-always-on;
 				regulator-min-microvolt = <3000000>;
 				regulator-max-microvolt = <3000000>;
 				regulator-name = "vcc-3v";
 			};

 			reg_dcdc2: dcdc2 {
 				regulator-min-microvolt = <800000>;
 				regulator-max-microvolt = <1100000>;
 				regulator-name = "vdd-gpu";
 			};

 			reg_dcdc3: dcdc3 {
 				regulator-always-on;
 				regulator-min-microvolt = <800000>;
 				regulator-max-microvolt = <1100000>;
 				regulator-name = "vdd-cpua";
 			};

 			reg_dcdc4: dcdc4 {
 				regulator-always-on;
 				regulator-min-microvolt = <800000>;
 				regulator-max-microvolt = <1100000>;
 				regulator-name = "vdd-sys-usb0-hdmi";
 			};

 			reg_dcdc5: dcdc5 {
 				regulator-always-on;
 				regulator-min-microvolt = <1425000>;
 				regulator-max-microvolt = <1575000>;
 				regulator-name = "vcc-dram";
 			};

 			reg_dldo1: dldo1 {
 				/*
 				 * The WiFi chip supports a wide range
 				 * (3.0 ~ 4.8V) of voltages, and so does
 				 * this regulator (3.0 ~ 4.2V), but
 				 * Allwinner SDK always sets it to 3.3V.
 				 */
 				regulator-min-microvolt = <3300000>;
 				regulator-max-microvolt = <3300000>;
 				regulator-name = "vcc-wifi";
 			};

 			reg_dldo2: dldo2 {
 				regulator-min-microvolt = <3000000>;
 				regulator-max-microvolt = <3000000>;
 				regulator-name = "vcc-pl";
 			};

 			reg_eldo1: eldo1 {
 				regulator-min-microvolt = <1200000>;
 				regulator-max-microvolt = <1200000>;
 				regulator-name = "vcc-dvdd-cam";
 			};

 			reg_eldo2: eldo2 {
 				regulator-min-microvolt = <1800000>;
 				regulator-max-microvolt = <1800000>;
 				regulator-name = "vcc-pe";
 			};

 			reg_eldo3: eldo3 {
 				regulator-min-microvolt = <3000000>;
 				regulator-max-microvolt = <3000000>;
 				regulator-name = "vcc-pm-codec-io1";
 			};

 			reg_ldo_io0: ldo_io0 {
 				regulator-min-microvolt = <3000000>;
 				regulator-max-microvolt = <3000000>;
 				regulator-name = "vcc-pg";
 			};

 			reg_ldo_io1: ldo_io1 {
 				regulator-min-microvolt = <2500000>;
 				regulator-max-microvolt = <2500000>;
 				regulator-name = "vcc-pa-gmac-2v5";
 			};

 			reg_rtc_ldo: rtc_ldo {
 				regulator-name = "vcc-rtc-vdd1v8-io";
 			};

 			sw {
 				/* unused */
 			};
 		};
 	};

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

 		regulators {
 			reg_s_aldo1: aldo1 {
 				regulator-always-on;
 				regulator-min-microvolt = <3000000>;
 				regulator-max-microvolt = <3000000>;
 				regulator-name = "avcc";
 			};

 			aldo2 {
 				/*
 				 * unused, but use a different name to
 				 * avoid name clash with axp809's aldo's
 				 */
 				regulator-name = "s_aldo2";
 			};

 			aldo3 {
 				/*
 				 * unused, but use a different name to
 				 * avoid name clash with axp809's aldo's
 				 */
 				regulator-name = "s_aldo3";
 			};

 			reg_bldo1: bldo1 {
 				regulator-always-on;
 				regulator-min-microvolt = <1700000>;
 				regulator-max-microvolt = <1900000>;
 				regulator-name = "vcc18-efuse-adc-display-csi";
 			};

 			reg_bldo2: bldo2 {
 				regulator-always-on;
 				regulator-min-microvolt = <1700000>;
 				regulator-max-microvolt = <1900000>;
 				regulator-name =
 					"vdd18-drampll-vcc18-pll-cpvdd";
 			};

 			bldo3 {
 				/* unused */
 			};

 			reg_bldo4: bldo4 {
 				regulator-min-microvolt = <1100000>;
 				regulator-max-microvolt = <1300000>;
 				regulator-name = "vcc12-hsic";
 			};

 			reg_cldo1: cldo1 {
 				/*
 				 * This was 3V in the original design, but
 				 * 3.3V is the recommended supply voltage
 				 * for the Ethernet PHY.
 				 */
 				regulator-min-microvolt = <3300000>;
 				regulator-max-microvolt = <3300000>;
 				/*
 				 * The PHY requires 20ms after all voltages
 				 * are applied until core logic is ready and
 				 * 30ms after the reset pin is de-asserted.
 				 * Set a 100ms delay to account for PMIC
 				 * ramp time and board traces.
 				 */
 				regulator-enable-ramp-delay = <100000>;
 				regulator-name = "vcc-gmac-phy";
 			};

 			reg_cldo2: cldo2 {
 				regulator-min-microvolt = <2800000>;
 				regulator-max-microvolt = <2800000>;
 				regulator-name = "afvcc-cam";
 			};

 			reg_cldo3: cldo3 {
 				regulator-min-microvolt = <3000000>;
 				regulator-max-microvolt = <3000000>;
 				regulator-name = "vcc-io-wifi-codec-io2";
 			};

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

 			reg_dcdcd: dcdcd {
 				regulator-always-on;
 				regulator-min-microvolt = <800000>;
 				regulator-max-microvolt = <1100000>;
 				regulator-name = "vdd-vpu";
 			};

 			reg_dcdce: dcdce {
 				regulator-always-on;
 				regulator-min-microvolt = <2100000>;
 				regulator-max-microvolt = <2100000>;
 				regulator-name = "vcc-bldo-codec-ldoin";
 			};

 			sw {
 				/*
 				 * unused, but use a different name to
 				 * avoid name clash with axp809's sw
 				 */
 				regulator-name = "s_sw";
 			};
 		};
 	};

 	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";
 		};
 	};
 };

 #include "axp809.dtsi"

 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_ph_pins>;
 	status = "okay";
 };

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

 &usbphy2 {
 	phy-supply = <&reg_bldo4>;
 	/* Enable if HSIC peripheral is connected */
 	status = "disabled";
 };

 &usbphy3 {
 	phy-supply = <&reg_usb3_vbus>;
 	status = "okay";
 };
	/*
	* Copyright 2014 Chen-Yu Tsai
	*
	* Chen-Yu Tsai <wens@csie.org>
	*
	* 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.
	*/

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

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

	/ {
	model = "Merrii A80 Optimus Board";
	compatible = "merrii,a80-optimus", "allwinner,sun9i-a80";

	aliases {
	serial0 = &uart0;
	serial1 = &uart4;
	};

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

	leds {
	compatible = "gpio-leds";

	/* The LED names match those found on the board */
	led2 {
	label = "optimus:led2:usr";
	gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>;
	};

	led3 {
	label = "optimus:led3:usr";
	gpios = <&r_pio 1 15 GPIO_ACTIVE_HIGH>; /* PM15 */
	};

	led4 {
	label = "optimus:led4:usr";
	gpios = <&pio 7 0 GPIO_ACTIVE_HIGH>;
	};
	};

	reg_usb1_vbus: usb1-vbus {
	compatible = "regulator-fixed";
	regulator-name = "usb1-vbus";
	regulator-min-microvolt = <5000000>;
	regulator-max-microvolt = <5000000>;
	enable-active-high;
	gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
	};

	reg_usb3_vbus: usb3-vbus {
	compatible = "regulator-fixed";
	regulator-name = "usb3-vbus";
	regulator-min-microvolt = <5000000>;
	regulator-max-microvolt = <5000000>;
	enable-active-high;
	gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
	};

	wifi_pwrseq: wifi-pwrseq {
	compatible = "mmc-pwrseq-simple";
	clocks = <&ac100_rtc 1>;
	clock-names = "ext_clock";
	/* enables internal regulator and de-asserts reset */
	reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */
	};
	};

	&ehci0 {
	status = "okay";
	};

	&ehci1 {
	/* Enable if HSIC peripheral is connected */
	status = "disabled";
	};

	&ehci2 {
	status = "okay";
	};

	&gmac {
	pinctrl-names = "default";
	pinctrl-0 = <&gmac_rgmii_pins>;
	phy-handle = <&phy1>;
	phy-mode = "rgmii";
	phy-supply = <&reg_cldo1>;
	status = "okay";
	};

	&mdio {
	phy1: ethernet-phy@1 {
	reg = <1>;
	};
	};

	&mmc0 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc0_pins>;
	vmmc-supply = <&reg_dcdc1>;
	bus-width = <4>;
	cd-gpios = <&pio 7 18 GPIO_ACTIVE_LOW>; /* PH8 */
	status = "okay";
	};

	&mmc1 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc1_pins>;
	vmmc-supply = <&reg_dldo1>;
	vqmmc-supply = <&reg_cldo3>;
	mmc-pwrseq = <&wifi_pwrseq>;
	bus-width = <4>;
	non-removable;
	status = "okay";
	};

	&mmc1_pins {
	bias-pull-up;
	};

	&mmc2 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc2_8bit_pins>;
	vmmc-supply = <&reg_dcdc1>;
	bus-width = <8>;
	non-removable;
	cap-mmc-hw-reset;
	status = "okay";
	};

	&mmc2_8bit_pins {
	/* Increase drive strength for DDR modes */
	drive-strength = <40>;
	};

	&ohci0 {
	status = "okay";
	};

	&ohci2 {
	status = "okay";
	};

	&osc32k {
	/* osc32k input is from AC100 */
	clocks = <&ac100_rtc 0>;
	};

	&pio {
	vcc-pa-supply = <&reg_ldo_io1>;
	vcc-pb-supply = <&reg_aldo2>;
	vcc-pc-supply = <&reg_dcdc1>;
	vcc-pd-supply = <&reg_dcdc1>;
	vcc-pe-supply = <&reg_eldo2>;
	vcc-pf-supply = <&reg_dcdc1>;
	vcc-pg-supply = <&reg_ldo_io0>;
	vcc-ph-supply = <&reg_dcdc1>;
	};

	&r_ir {
	status = "okay";
	};

	&r_pio {
	vcc-pl-supply = <&reg_dldo2>;
	vcc-pm-supply = <&reg_eldo3>;
	};

	&r_rsb {
	status = "okay";

	axp809: pmic@3a3 {
	reg = <0x3a3>;
	interrupt-parent = <&nmi_intc>;
	interrupts = <0 IRQ_TYPE_LEVEL_LOW>;

	regulators {
	reg_aldo1: aldo1 {
	/*
	* TODO: This should be handled by the
	* USB PHY driver.
	*/
	regulator-always-on;
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "vcc33-usbh";
	};

	reg_aldo2: aldo2 {
	regulator-min-microvolt = <1800000>;
	regulator-max-microvolt = <1800000>;
	regulator-name = "vcc-pb-io-cam";
	};

	aldo3 {
	/* unused */
	};

	reg_dc5ldo: dc5ldo {
	regulator-always-on;
	regulator-min-microvolt = <800000>;
	regulator-max-microvolt = <1100000>;
	regulator-name = "vdd-cpus-09-usbh";
	};

	dc1sw {
	/* unused */
	};

	reg_dcdc1: dcdc1 {
	regulator-always-on;
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "vcc-3v";
	};

	reg_dcdc2: dcdc2 {
	regulator-min-microvolt = <800000>;
	regulator-max-microvolt = <1100000>;
	regulator-name = "vdd-gpu";
	};

	reg_dcdc3: dcdc3 {
	regulator-always-on;
	regulator-min-microvolt = <800000>;
	regulator-max-microvolt = <1100000>;
	regulator-name = "vdd-cpua";
	};

	reg_dcdc4: dcdc4 {
	regulator-always-on;
	regulator-min-microvolt = <800000>;
	regulator-max-microvolt = <1100000>;
	regulator-name = "vdd-sys-usb0-hdmi";
	};

	reg_dcdc5: dcdc5 {
	regulator-always-on;
	regulator-min-microvolt = <1425000>;
	regulator-max-microvolt = <1575000>;
	regulator-name = "vcc-dram";
	};

	reg_dldo1: dldo1 {
	/*
	* The WiFi chip supports a wide range
	* (3.0 ~ 4.8V) of voltages, and so does
	* this regulator (3.0 ~ 4.2V), but
	* Allwinner SDK always sets it to 3.3V.
	*/
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-name = "vcc-wifi";
	};

	reg_dldo2: dldo2 {
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "vcc-pl";
	};

	reg_eldo1: eldo1 {
	regulator-min-microvolt = <1200000>;
	regulator-max-microvolt = <1200000>;
	regulator-name = "vcc-dvdd-cam";
	};

	reg_eldo2: eldo2 {
	regulator-min-microvolt = <1800000>;
	regulator-max-microvolt = <1800000>;
	regulator-name = "vcc-pe";
	};

	reg_eldo3: eldo3 {
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "vcc-pm-codec-io1";
	};

	reg_ldo_io0: ldo_io0 {
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "vcc-pg";
	};

	reg_ldo_io1: ldo_io1 {
	regulator-min-microvolt = <2500000>;
	regulator-max-microvolt = <2500000>;
	regulator-name = "vcc-pa-gmac-2v5";
	};

	reg_rtc_ldo: rtc_ldo {
	regulator-name = "vcc-rtc-vdd1v8-io";
	};

	sw {
	/* unused */
	};
	};
	};

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

	regulators {
	reg_s_aldo1: aldo1 {
	regulator-always-on;
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "avcc";
	};

	aldo2 {
	/*
	* unused, but use a different name to
	* avoid name clash with axp809's aldo's
	*/
	regulator-name = "s_aldo2";
	};

	aldo3 {
	/*
	* unused, but use a different name to
	* avoid name clash with axp809's aldo's
	*/
	regulator-name = "s_aldo3";
	};

	reg_bldo1: bldo1 {
	regulator-always-on;
	regulator-min-microvolt = <1700000>;
	regulator-max-microvolt = <1900000>;
	regulator-name = "vcc18-efuse-adc-display-csi";
	};

	reg_bldo2: bldo2 {
	regulator-always-on;
	regulator-min-microvolt = <1700000>;
	regulator-max-microvolt = <1900000>;
	regulator-name =
	"vdd18-drampll-vcc18-pll-cpvdd";
	};

	bldo3 {
	/* unused */
	};

	reg_bldo4: bldo4 {
	regulator-min-microvolt = <1100000>;
	regulator-max-microvolt = <1300000>;
	regulator-name = "vcc12-hsic";
	};

	reg_cldo1: cldo1 {
	/*
	* This was 3V in the original design, but
	* 3.3V is the recommended supply voltage
	* for the Ethernet PHY.
	*/
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	/*
	* The PHY requires 20ms after all voltages
	* are applied until core logic is ready and
	* 30ms after the reset pin is de-asserted.
	* Set a 100ms delay to account for PMIC
	* ramp time and board traces.
	*/
	regulator-enable-ramp-delay = <100000>;
	regulator-name = "vcc-gmac-phy";
	};

	reg_cldo2: cldo2 {
	regulator-min-microvolt = <2800000>;
	regulator-max-microvolt = <2800000>;
	regulator-name = "afvcc-cam";
	};

	reg_cldo3: cldo3 {
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "vcc-io-wifi-codec-io2";
	};

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

	reg_dcdcd: dcdcd {
	regulator-always-on;
	regulator-min-microvolt = <800000>;
	regulator-max-microvolt = <1100000>;
	regulator-name = "vdd-vpu";
	};

	reg_dcdce: dcdce {
	regulator-always-on;
	regulator-min-microvolt = <2100000>;
	regulator-max-microvolt = <2100000>;
	regulator-name = "vcc-bldo-codec-ldoin";
	};

	sw {
	/*
	* unused, but use a different name to
	* avoid name clash with axp809's sw
	*/
	regulator-name = "s_sw";
	};
	};
	};

	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";
	};
	};
	};

	#include "axp809.dtsi"

	&uart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart0_ph_pins>;
	status = "okay";
	};

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

	&usbphy2 {
	phy-supply = <&reg_bldo4>;
	/* Enable if HSIC peripheral is connected */
	status = "disabled";
	};

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