sunxi: dt: ipfire nano switch usb port of realtek nic

[people/arne_f/kernel.git] / arch / arm / boot / dts / sun8i-h2-plus-ipfire-nano.dts

/*
 *   Copyright (C) 2018 Arne Fitzenreiter <arne_f@ipfire.org>
 *  
 *   based on sun8i-h2-plus-nanopi-duo
 *
 * 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-h3.dtsi"
#include "sunxi-common-regulators.dtsi"

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/sun4i-a10.h>

/ {
	model = "IPFire Nano";
	compatible = "ipfire,nano", "allwinner,sun8i-h3";

	aliases {
		ethernet0 = &emac;
		ethernet1 = &usbr8152;
		ethernet2 = &xr819;
		serial0 = &uart0;
	};

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

	leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&leds_npi>, <&leds_r_npi>;

		status {
			label = "ipfire:blue:status";
			gpios = <&pio 0 10 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "mmc0";
		};

		pwr {
			label = "ipfire:green:pwr";
			gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "heartbeat";
		};
	};

	r_gpio_keys {
		compatible = "gpio-keys";
		input-name = "k1";
		pinctrl-names = "default";
		pinctrl-0 = <&sw_r_npi>;

		k1@0 {
			label = "k1";
			linux,code = <KEY_POWER>;
			gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>;
		};
	};

	reg_vcc_wifi: reg_vcc_wifi {
		compatible = "regulator-fixed";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		regulator-name = "vcc-wifi";
		gpio = <&r_pio 0 7 GPIO_ACTIVE_HIGH>;	// PL7 WIFI_POWER_EN
	        startup-delay-us = <70000>;
        	enable-active-high;
	};

	reg_sy8113b: gpio-regulator {
		compatible = "regulator-gpio";
		regulator-name = "vdd-cpux";
		regulator-type = "voltage";
		regulator-boot-on;
		regulator-always-on;
		regulator-min-microvolt = <1100000>;
		regulator-max-microvolt = <1300000>;
		regulator-ramp-delay = <50>; 		// 50=4ms check

		gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; 	// PL6 check
		enable-active-high;
		gpios-states = <0x1>;
		states = <1100000 0x0
			  1300000 0x1>;
	};

	wifi_pwrseq: wifi_pwrseq {
		compatible = "mmc-pwrseq-simple";
		pinctrl-names = "default"; 
		pinctrl-0 = <&wifi_en_npi>; 
		reset-gpios = <&pio 6 13 GPIO_ACTIVE_LOW>;  // PG13 WL_RESTN 
		post-power-on-delay-ms = <50>;
	};

	// lower the cma shared mem pool from 64 to 8MB
	// we use no mali
	reserved-memory {
		cma: linux,cma {
			size = <0x800000>;
		};
	};
};

&cpu0 {
	cpu-supply = <&reg_sy8113b>;
};

&emac {
	phy-handle = <&int_mii_phy>;
	phy-mode = "mii";
	allwinner,leds-active-low;
	status = "okay";
};

&mmc0 {
	bus-width = <4>;
	cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>;
	cd-inverted;
	pinctrl-names = "default";
	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin>;
	status = "okay";
	vmmc-supply = <&reg_vcc3v3>;
};

&mmc1 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc1_pins_a>;
	vqmmc-supply = <&reg_vcc_wifi>;
	vmmc-supply = <&reg_vcc3v3>;
	mmc-pwrseq = <&wifi_pwrseq>;
	bus-width = <4>;
	non-removable;
	status = "okay";

	xr819: sdio_wifi@1 {
		reg = <1>;
		compatible = "xradio,xr819";
		pinctrl-names = "default";
		pinctrl-0 = <&wifi_wake>;
		interrupt-parent = <&pio>;
		interrupts = <6 10 IRQ_TYPE_EDGE_RISING>;
		interrupt-names = "host-wake";
	};
};

&mmc1_pins_a {
	bias-pull-up;
};

&pio {
	leds_npi: led_pins@0 {
		pins = "PA10";
		function = "gpio_out";
	};
	wifi_en_npi: wifi_en_pin {
		pins = "PG13";
		function = "gpio_out";
	};
	wifi_wake: wifi_wake@0 {
		pins = "PG10";
		function = "irq";
		pull = <SUN4I_PINCTRL_NO_PULL>;
	};
};

&r_pio {
	leds_r_npi: led_pins@0 {
		pins = "PL10";
		function = "gpio_out";
	};

	sw_r_npi: key_pins@0 {
		pins = "PL3";
		function = "gpio_in";
	};
};


&ehci0 {
	status = "okay";
};

&ohci0 {
	status = "okay";
};

&ehci2 {
	status = "okay";
	#address-cells = <1>;
	#size-cells = <0>;
	usbr8152: usbether@1 {
		compatible = "usb0bda,8152";
		reg = <1>;
	};
};

&ohci2 {
	status = "disabled";
};

&ehci3 {
	status = "okay";

};

&ohci3 {
	status = "okay";
};

&i2c0 {
	status = "okay";
};

&uart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart0_pins_a>;
	status = "okay";
};

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

&usbphy {
	/*
	 * USB Type-A port VBUS is always on. However, MicroUSB VBUS can only
	 * power up the board; when it's used as OTG port, this VBUS is
	 * always off even if the board is powered via GPIO pins.
	 */
	status = "okay";
	usb0_id_det-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
};