sunxi: add support for NanoPi M1 Plus board

Backported devicetree from Kernel 4.13 with some additions
to enable Ethernet and WiFi module

The following features are working:
- Ethernet
- WiFi
- eMMC and microSD slot
- USB ports

The following features are not working:
* Bluetooth

NanoPi M1 Plus key features
- SoC: Allwinner H3, Quad-core Cortex-A7@1.2GHz
- RAM: 1GB DDR3
- eMMC: 8GB
- microSD slot
- Ethernet 10/100/1000M
- Wifi: AP6212

Signed-off-by: Luis Araneda <luaraneda@gmail.com>

3 files changed, 340 insertions, 0 deletions

diff --git a/target/linux/sunxi/image/cortex-a7.mk b/target/linux/sunxi/image/cortex-a7.mk
index d219a1d097..229b055e68 100644
--- a/target/linux/sunxi/image/cortex-a7.mk
+++ b/target/linux/sunxi/image/cortex-a7.mk
@@ -118,6 +118,18 @@ endef
 TARGET_DEVICES += sun8i-h2-plus-orangepi-r1
 
 
+define Device/sun8i-h3-nanopi-m1-plus
+  DEVICE_TITLE:=FriendlyArm NanoPi M1 Plus
+  DEVICE_PACKAGES:=kmod-rtc-sunxi \
+	kmod-leds-gpio kmod-ledtrig-heartbeat \
+	kmod-brcmfmac brcmfmac-firmware-43430-sdio wpad-mini
+  SUPPORTED_DEVICES:=friendlyarm,nanopi-m1-plus
+  SUNXI_DTS:=sun8i-h3-nanopi-m1-plus
+endef
+
+TARGET_DEVICES += sun8i-h3-nanopi-m1-plus
+
+
 define Device/sun8i-h3-nanopi-neo
   DEVICE_TITLE:=FriendlyARM NanoPi NEO
   SUPPORTED_DEVICES:=friendlyarm,nanopi-neo
diff --git a/target/linux/sunxi/patches-4.9/0045-arm-dts-sun8i-add-common-dtsi-file-for-nanopi-SBCs.patch b/target/linux/sunxi/patches-4.9/0045-arm-dts-sun8i-add-common-dtsi-file-for-nanopi-SBCs.patch
new file mode 100644
index 0000000000..c304f7937f
--- /dev/null
+++ b/target/linux/sunxi/patches-4.9/0045-arm-dts-sun8i-add-common-dtsi-file-for-nanopi-SBCs.patch
@@ -0,0 +1,160 @@
+From 49f01c9e14b3476cbdf9623c4812c43f6485830b Mon Sep 17 00:00:00 2001
+From: Milo Kim <woogyom.kim@gmail.com>
+Date: Fri, 28 Oct 2016 15:59:01 +0900
+Subject: ARM: dts: sun8i: Add common dtsi file for NanoPi SBCs
+
+(backported from kernel 4.13)
+
+This patch provides a common file for NanoPi M1 and Neo SBC.
+
+Those have common features below.
+  * UART0
+  * 2 LEDs
+  * USB host (EHCI3, OHCI3) and PHY
+  * MicroSD
+  * GPIO key switch
+
+Cc: James Pettigrew <james@innovum.com.au>
+Signed-off-by: Milo Kim <woogyom.kim@gmail.com>
+Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
+
+--- /dev/null
++++ b/arch/arm/boot/dts/sun8i-h3-nanopi.dtsi
+@@ -0,0 +1,137 @@
++/*
++ * 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.dtsi"
++#include "sunxi-common-regulators.dtsi"
++
++#include <dt-bindings/gpio/gpio.h>
++#include <dt-bindings/input/input.h>
++
++/ {
++	aliases {
++		serial0 = &uart0;
++	};
++
++	chosen {
++		stdout-path = "serial0:115200n8";
++	};
++
++	leds {
++		compatible = "gpio-leds";
++		pinctrl-names = "default";
++		pinctrl-0 = <&leds_npi>, <&leds_r_npi>;
++
++		status {
++			label = "nanopi:blue:status";
++			gpios = <&pio 0 10 GPIO_ACTIVE_HIGH>;
++			linux,default-trigger = "heartbeat";
++		};
++
++		pwr {
++			label = "nanopi:green:pwr";
++			gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>;
++			default-state = "on";
++		};
++	};
++
++	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>;
++		};
++	};
++};
++
++&ehci3 {
++	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>;
++};
++
++&ohci3 {
++	status = "okay";
++};
++
++&pio {
++	leds_npi: led_pins@0 {
++		pins = "PA10";
++		function = "gpio_out";
++	};
++};
++
++&r_pio {
++	leds_r_npi: led_pins@0 {
++		pins = "PL10";
++		function = "gpio_out";
++	};
++
++	sw_r_npi: key_pins@0 {
++		pins = "PL3";
++		function = "gpio_in";
++	};
++};
++
++&uart0 {
++	pinctrl-names = "default";
++	pinctrl-0 = <&uart0_pins_a>;
++	status = "okay";
++};
++
++&usbphy {
++	status = "okay";
++};
diff --git a/target/linux/sunxi/patches-4.9/205-arm-dts-sun8i-add-support-for-nanopi-m1-plus-board.patch b/target/linux/sunxi/patches-4.9/205-arm-dts-sun8i-add-support-for-nanopi-m1-plus-board.patch
new file mode 100644
index 0000000000..d0ee8edd14
--- /dev/null
+++ b/target/linux/sunxi/patches-4.9/205-arm-dts-sun8i-add-support-for-nanopi-m1-plus-board.patch
@@ -0,0 +1,168 @@
+From 2ed2388bc0c5b7d04c7b079d673ce61a0333c818 Mon Sep 17 00:00:00 2001
+From: Jagan Teki <jagan@amarulasolutions.com>
+Date: Tue, 30 May 2017 17:42:50 +0000
+Subject: ARM: dts: sun8i: h3: Add initial NanoPi M1 Plus support
+
+Backported support from kernel 4.13 with the following changes:
+- Added WiFi node
+- Added Ethernet node
+- Added eMMC node
+
+Original commit message:
+NanoPi M1 Plus is designed and developed by FriendlyElec
+for professionals, enterprise users, makers and hobbyists
+using the Allwinner H3 SOC.
+
+NanoPi M1 Plus key features
+- Allwinner H3, Quad-core Cortex-A7@1.2GHz
+- 1GB DDR3 RAM
+- 8GB eMMC
+- microSD slot
+- 10/100/1000M Ethernet
+- Serial Debug Port
+- 5V 2A DC power-supply
+
+Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
+Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
+--- a/arch/arm/boot/dts/Makefile
++++ b/arch/arm/boot/dts/Makefile
+@@ -821,6 +821,7 @@ dtb-$(CONFIG_MACH_SUN8I) += \
+ 	sun8i-a83t-cubietruck-plus.dtb \
+ 	sun8i-h2-plus-orangepi-r1.dtb \
+ 	sun8i-h3-bananapi-m2-plus.dtb \
++	sun8i-h3-nanopi-m1-plus.dtb \
+ 	sun8i-h3-nanopi-neo.dtb \
+ 	sun8i-h3-orangepi-2.dtb \
+ 	sun8i-h3-orangepi-lite.dtb \
+--- /dev/null
++++ b/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts
+@@ -0,0 +1,129 @@
++/*
++ * Copyright (C) 2017 Jagan Teki <jteki@openedev.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.
++ */
++
++#include "sun8i-h3-nanopi.dtsi"
++
++/ {
++	model = "FriendlyArm NanoPi M1 Plus";
++	compatible = "friendlyarm,nanopi-m1-plus", "allwinner,sun8i-h3";
++
++	aliases {
++		ethernet0 = &emac;
++	};
++
++	pwrseq_wifi: pwrseq0 {
++		compatible = "mmc-pwrseq-simple";
++		pinctrl-names = "default";
++		reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
++	};
++
++	reg_gmac_3v3: gmac-3v3 {
++		compatible = "regulator-fixed";
++		regulator-name = "gmac-3v3";
++		regulator-min-microvolt = <3300000>;
++		regulator-max-microvolt = <3300000>;
++		startup-delay-us = <100000>;
++		enable-active-high;
++		gpio = <&pio 3 6 GPIO_ACTIVE_HIGH>; /* PD6 */
++	};
++};
++
++&ehci1 {
++	status = "okay";
++};
++
++&ehci2 {
++	status = "okay";
++};
++
++&emac {
++	pinctrl-names = "default";
++	pinctrl-0 = <&emac_rgmii_pins>;
++	phy-supply = <&reg_gmac_3v3>;
++	phy-handle = <&ext_rgmii_phy>;
++	phy-mode = "rgmii";
++	status = "okay";
++};
++
++&mdio {
++	ext_rgmii_phy: ethernet-phy@7 {
++		compatible = "ethernet-phy-ieee802.3-c22";
++		reg = <7>;
++	};
++};
++
++&mmc1 {
++	pinctrl-names = "default";
++	pinctrl-0 = <&mmc1_pins_a>;
++	vmmc-supply = <&reg_vcc3v3>;
++	vqmmc-supply = <&reg_vcc3v3>;
++	mmc-pwrseq = <&pwrseq_wifi>;
++	bus-width = <4>;
++	non-removable;
++	status = "okay";
++
++	brcmf: wifi@1 {
++		reg = <1>;
++		compatible = "brcm,bcm4329-fmac";
++                interrupt-parent = <&pio>;
++                interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */
++                interrupt-names = "host-wake";
++       };
++};
++
++&mmc2 {
++	pinctrl-names = "default";
++	pinctrl-0 = <&mmc2_8bit_pins>;
++	vmmc-supply = <&reg_vcc3v3>;
++	vqmmc-supply = <&reg_vcc3v3>;
++	bus-width = <8>;
++	non-removable;
++	status = "okay";
++};
++
++&ohci1 {
++	status = "okay";
++};
++
++&ohci2 {
++	status = "okay";
++};