build/patch/kernel/sunxi-current/board-h2plus-nanopi-duo-add-device.patch

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 99cf49a..977b6ff 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -1030,6 +1030,7 @@ dtb-$(CONFIG_MACH_SUN8I) += \
 	sun8i-a83t-tbs-a711.dtb \
 	sun8i-h2-plus-bananapi-m2-zero.dtb \
 	sun8i-h2-plus-libretech-all-h3-cc.dtb \
+	sun8i-h2-plus-nanopi-duo.dtb \
 	sun8i-h2-plus-orangepi-r1.dtb \
 	sun8i-h2-plus-orangepi-zero.dtb \
 	sun8i-h2-plus-sunvell-r69.dtb \
diff --git a/arch/arm/boot/dts/sun8i-h2-plus-nanopi-duo.dts b/arch/arm/boot/dts/sun8i-h2-plus-nanopi-duo.dts
new file mode 100644
index 0000000..2b31b8f
--- /dev/null
+++ b/arch/arm/boot/dts/sun8i-h2-plus-nanopi-duo.dts
@@ -0,0 +1,164 @@
+/*
+ * adapted by karabek, 2018 , based on
+ *   Copyright (C) 2016 James Pettigrew <james@innovum.com.au>
+ *   Copyright (C) 2016 Milo Kim <woogyom.kim@gmail.com>
+ *
+ *
+ * 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-nanopi.dtsi"
+#include <dt-bindings/pinctrl/sun4i-a10.h>
+
+/ {
+	model = "FriendlyARM NanoPi DUO";
+	compatible = "friendlyarm,nanopi-duo", "allwinner,sun8i-h3";
+
+	aliases {
+		ethernet0 = &emac;
+		ethernet1 = &xr819;
+	};
+
+	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>;
+	};
+
+	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;
+	};
+
+	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 = <200>;
+	};
+};
+
+&cpu0 {
+	cpu-supply = <&reg_sy8113b>;
+};
+
+&ehci0 {
+	status = "okay";
+};
+
+&emac {
+	phy-handle = <&int_mii_phy>;
+	phy-mode = "mii";
+	allwinner,leds-active-low;
+	status = "okay";
+};
+
+&mmc1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc1_pins>;
+	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 {
+	bias-pull-up;
+};
+
+&ohci0 {
+	status = "okay";
+};
+
+&pio {
+	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>;
+	};
+};
+
+&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 */
+};