| /* | 
 |  * Copyright 2017 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 "sun8i-a83t.dtsi" | 
 |  | 
 | #include <dt-bindings/gpio/gpio.h> | 
 |  | 
 | / { | 
 | 	model = "Banana Pi BPI-M3"; | 
 | 	compatible = "sinovoip,bpi-m3", "allwinner,sun8i-a83t"; | 
 |  | 
 | 	aliases { | 
 | 		ethernet0 = &emac; | 
 | 		serial0 = &uart0; | 
 | 	}; | 
 |  | 
 | 	chosen { | 
 | 		stdout-path = "serial0:115200n8"; | 
 | 	}; | 
 |  | 
 | 	connector { | 
 | 		compatible = "hdmi-connector"; | 
 | 		type = "a"; | 
 |  | 
 | 		port { | 
 | 			hdmi_con_in: endpoint { | 
 | 				remote-endpoint = <&hdmi_out_con>; | 
 | 			}; | 
 | 		}; | 
 | 	}; | 
 |  | 
 | 	leds { | 
 | 		compatible = "gpio-leds"; | 
 |  | 
 | 		blue { | 
 | 			label = "bananapi-m3:blue:usr"; | 
 | 			gpios = <&axp_gpio 1 GPIO_ACTIVE_HIGH>; | 
 | 		}; | 
 |  | 
 | 		green { | 
 | 			label = "bananapi-m3:green:usr"; | 
 | 			gpios = <&axp_gpio 0 GPIO_ACTIVE_HIGH>; | 
 | 		}; | 
 | 	}; | 
 |  | 
 | 	reg_usb1_vbus: reg-usb1-vbus { | 
 | 		compatible = "regulator-fixed"; | 
 | 		regulator-name = "usb1-vbus"; | 
 | 		regulator-min-microvolt = <5000000>; | 
 | 		regulator-max-microvolt = <5000000>; | 
 | 		regulator-boot-on; | 
 | 		enable-active-high; | 
 | 		gpio = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* PD24 */ | 
 | 	}; | 
 |  | 
 | 	wifi_pwrseq: wifi_pwrseq { | 
 | 		compatible = "mmc-pwrseq-simple"; | 
 | 		clocks = <&ac100_rtc 1>; | 
 | 		clock-names = "ext_clock"; | 
 | 		/* The WiFi low power clock must be 32768 Hz */ | 
 | 		assigned-clocks = <&ac100_rtc 1>; | 
 | 		assigned-clock-rates = <32768>; | 
 | 		/* enables internal regulator and de-asserts reset */ | 
 | 		reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */ | 
 | 	}; | 
 | }; | 
 |  | 
 | &cpu0 { | 
 | 	cpu-supply = <®_dcdc2>; | 
 | }; | 
 |  | 
 | &cpu100 { | 
 | 	cpu-supply = <®_dcdc3>; | 
 | }; | 
 |  | 
 | &de { | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &ehci0 { | 
 | 	/* Terminus Tech FE 1.1s 4-port USB 2.0 hub here */ | 
 | 	status = "okay"; | 
 |  | 
 | 	/* TODO GL830 USB-to-SATA bridge downstream w/ GPIO power controls */ | 
 | }; | 
 |  | 
 | &emac { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&emac_rgmii_pins>; | 
 | 	phy-supply = <®_sw>; | 
 | 	phy-handle = <&rgmii_phy>; | 
 | 	phy-mode = "rgmii"; | 
 | 	allwinner,rx-delay-ps = <700>; | 
 | 	allwinner,tx-delay-ps = <700>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &hdmi { | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &hdmi_out { | 
 | 	hdmi_out_con: endpoint { | 
 | 		remote-endpoint = <&hdmi_con_in>; | 
 | 	}; | 
 | }; | 
 |  | 
 | &mdio { | 
 | 	rgmii_phy: ethernet-phy@1 { | 
 | 		compatible = "ethernet-phy-ieee802.3-c22"; | 
 | 		reg = <1>; | 
 | 	}; | 
 | }; | 
 |  | 
 | &mmc0 { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&mmc0_pins>; | 
 | 	vmmc-supply = <®_dcdc1>; | 
 | 	bus-width = <4>; | 
 | 	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */ | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &mmc1 { | 
 | 	vmmc-supply = <®_dldo1>; | 
 | 	vqmmc-supply = <®_dldo1>; | 
 | 	mmc-pwrseq = <&wifi_pwrseq>; | 
 | 	bus-width = <4>; | 
 | 	non-removable; | 
 | 	status = "okay"; | 
 |  | 
 | 	brcmf: wifi@1 { | 
 | 		reg = <1>; | 
 | 		compatible = "brcm,bcm4329-fmac"; | 
 | 		interrupt-parent = <&r_pio>; | 
 | 		interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>; | 
 | 		interrupt-names = "host-wake"; | 
 | 	}; | 
 | }; | 
 |  | 
 | &mmc2 { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&mmc2_8bit_emmc_pins>; | 
 | 	vmmc-supply = <®_dcdc1>; | 
 | 	vqmmc-supply = <®_dcdc1>; | 
 | 	bus-width = <8>; | 
 | 	non-removable; | 
 | 	cap-mmc-hw-reset; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &r_rsb { | 
 | 	status = "okay"; | 
 |  | 
 | 	axp81x: pmic@3a3 { | 
 | 		compatible = "x-powers,axp813"; | 
 | 		reg = <0x3a3>; | 
 | 		interrupt-parent = <&r_intc>; | 
 | 		interrupts = <0 IRQ_TYPE_LEVEL_LOW>; | 
 | 		eldoin-supply = <®_dcdc1>; | 
 | 		fldoin-supply = <®_dcdc5>; | 
 | 		swin-supply = <®_dcdc1>; | 
 | 		x-powers,drive-vbus-en; | 
 | 	}; | 
 |  | 
 | 	ac100: codec@e89 { | 
 | 		compatible = "x-powers,ac100"; | 
 | 		reg = <0xe89>; | 
 |  | 
 | 		ac100_codec: codec { | 
 | 			compatible = "x-powers,ac100-codec"; | 
 | 			interrupt-parent = <&r_pio>; | 
 | 			interrupts = <0 11 IRQ_TYPE_LEVEL_LOW>; /* PL11 */ | 
 | 			#clock-cells = <0>; | 
 | 			clock-output-names = "4M_adda"; | 
 | 		}; | 
 |  | 
 | 		ac100_rtc: rtc { | 
 | 			compatible = "x-powers,ac100-rtc"; | 
 | 			interrupt-parent = <&r_intc>; | 
 | 			interrupts = <0 IRQ_TYPE_LEVEL_LOW>; | 
 | 			clocks = <&ac100_codec>; | 
 | 			#clock-cells = <1>; | 
 | 			clock-output-names = "cko1_rtc", | 
 | 					     "cko2_rtc", | 
 | 					     "cko3_rtc"; | 
 | 		}; | 
 | 	}; | 
 | }; | 
 |  | 
 | #include "axp81x.dtsi" | 
 |  | 
 | ®_aldo1 { | 
 | 	regulator-always-on; | 
 | 	regulator-min-microvolt = <1800000>; | 
 | 	regulator-max-microvolt = <1800000>; | 
 | 	regulator-name = "vcc-1v8"; | 
 | }; | 
 |  | 
 | ®_aldo2 { | 
 | 	regulator-always-on; | 
 | 	regulator-min-microvolt = <1800000>; | 
 | 	regulator-max-microvolt = <1800000>; | 
 | 	regulator-name = "dram-pll"; | 
 | }; | 
 |  | 
 | ®_aldo3 { | 
 | 	regulator-always-on; | 
 | 	regulator-min-microvolt = <3000000>; | 
 | 	regulator-max-microvolt = <3000000>; | 
 | 	regulator-name = "avcc"; | 
 | }; | 
 |  | 
 | ®_dcdc1 { | 
 | 	/* schematics says 3.1V but FEX file says 3.3V */ | 
 | 	regulator-always-on; | 
 | 	regulator-min-microvolt = <3300000>; | 
 | 	regulator-max-microvolt = <3300000>; | 
 | 	regulator-name = "vcc-3v3"; | 
 | }; | 
 |  | 
 | ®_dcdc2 { | 
 | 	regulator-always-on; | 
 | 	regulator-min-microvolt = <700000>; | 
 | 	regulator-max-microvolt = <1100000>; | 
 | 	regulator-name = "vdd-cpua"; | 
 | }; | 
 |  | 
 | ®_dcdc3 { | 
 | 	regulator-always-on; | 
 | 	regulator-min-microvolt = <700000>; | 
 | 	regulator-max-microvolt = <1100000>; | 
 | 	regulator-name = "vdd-cpub"; | 
 | }; | 
 |  | 
 | ®_dcdc4 { | 
 | 	regulator-min-microvolt = <700000>; | 
 | 	regulator-max-microvolt = <1100000>; | 
 | 	regulator-name = "vdd-gpu"; | 
 | }; | 
 |  | 
 | ®_dcdc5 { | 
 | 	regulator-always-on; | 
 | 	regulator-min-microvolt = <1200000>; | 
 | 	regulator-max-microvolt = <1200000>; | 
 | 	regulator-name = "vcc-dram"; | 
 | }; | 
 |  | 
 | ®_dcdc6 { | 
 | 	regulator-always-on; | 
 | 	regulator-min-microvolt = <900000>; | 
 | 	regulator-max-microvolt = <900000>; | 
 | 	regulator-name = "vdd-sys"; | 
 | }; | 
 |  | 
 | ®_dldo1 { | 
 | 	/* | 
 | 	 * This powers both the WiFi/BT module's main power, I/O supply, | 
 | 	 * and external pull-ups on all the data lines. It should be set | 
 | 	 * to the same voltage as the I/O supply (DCDC1 in this case) to | 
 | 	 * avoid any leakage or mismatch. | 
 | 	 */ | 
 | 	regulator-min-microvolt = <3300000>; | 
 | 	regulator-max-microvolt = <3300000>; | 
 | 	regulator-name = "vcc-wifi"; | 
 | }; | 
 |  | 
 | ®_dldo3 { | 
 | 	regulator-always-on; | 
 | 	regulator-min-microvolt = <2500000>; | 
 | 	regulator-max-microvolt = <2500000>; | 
 | 	regulator-name = "vcc-pd"; | 
 | }; | 
 |  | 
 | ®_drivevbus { | 
 | 	regulator-name = "usb0-vbus"; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | ®_fldo1 { | 
 | 	regulator-min-microvolt = <1080000>; | 
 | 	regulator-max-microvolt = <1320000>; | 
 | 	regulator-name = "vdd12-hsic"; | 
 | }; | 
 |  | 
 | ®_fldo2 { | 
 | 	/* | 
 | 	 * Despite the embedded CPUs core not being used in any way, | 
 | 	 * this must remain on or the system will hang. | 
 | 	 */ | 
 | 	regulator-always-on; | 
 | 	regulator-min-microvolt = <700000>; | 
 | 	regulator-max-microvolt = <1100000>; | 
 | 	regulator-name = "vdd-cpus"; | 
 | }; | 
 |  | 
 | ®_rtc_ldo { | 
 | 	regulator-name = "vcc-rtc"; | 
 | }; | 
 |  | 
 | ®_sw { | 
 | 	/* | 
 | 	 * 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-ephy"; | 
 | }; | 
 |  | 
 | &uart0 { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&uart0_pb_pins>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &usbphy { | 
 | 	usb1_vbus-supply = <®_usb1_vbus>; | 
 | 	status = "okay"; | 
 | }; |