kirkwood: add kernel 4.14 support

Add patches for 4.14, undoing upstream changes for Linksys devices
regarding DSA. Instead, the switchdev driver marvell,88e6171 is used.

Tested-by: Daniel Engberg <daniel.engberg.lists@pyret.net>
Tested-by: Alberto Bursi <alberto.bursi@outlook.it>
Signed-off-by: Paul Wassi <p.wassi@gmx.at>

1 files changed, 258 insertions, 0 deletions

diff --git a/target/linux/kirkwood/patches-4.14/104-ea3500.patch b/target/linux/kirkwood/patches-4.14/104-ea3500.patch
new file mode 100644
index 0000000000..73bb252a79
--- /dev/null
+++ b/target/linux/kirkwood/patches-4.14/104-ea3500.patch
@@ -0,0 +1,258 @@
+--- a/arch/arm/boot/dts/Makefile
++++ b/arch/arm/boot/dts/Makefile
+@@ -250,6 +250,7 @@ dtb-$(CONFIG_MACH_KIRKWOOD) += \
+ 	kirkwood-linkstation-lswsxl.dtb \
+ 	kirkwood-linkstation-lswvl.dtb \
+ 	kirkwood-linkstation-lswxl.dtb \
++	kirkwood-linksys-audi.dtb \
+ 	kirkwood-linksys-viper.dtb \
+ 	kirkwood-lschlv2.dtb \
+ 	kirkwood-lsxhl.dtb \
+--- /dev/null
++++ b/arch/arm/boot/dts/kirkwood-linksys-audi.dts
+@@ -0,0 +1,245 @@
++/*
++ * kirkwood-linksys-audi.dts - Device Tree file for Linksys EA3500
++ *
++ * (c) 2013 Jonas Gorski <jogo@openwrt.org>
++ * (c) 2013 Deutsche Telekom Innovation Laboratories
++ * (c) 2014 Luka Perkov <luka@openwrt.org>
++ * (c) 2014 Dan Walters <dan@walters.io>
++ *
++ * This file is licensed under the terms of the GNU General Public
++ * License version 2.  This program is licensed "as is" without any
++ * warranty of any kind, whether express or implied.
++ */
++
++/dts-v1/;
++
++#include "kirkwood.dtsi"
++#include "kirkwood-6282.dtsi"
++
++/ {
++	model = "Linksys Audi (EA3500)";
++	compatible = "linksys,audi", "marvell,kirkwood-88f6282", "marvell,kirkwood";
++
++	memory {
++		device_type = "memory";
++		reg = <0x00000000 0x4000000>;
++	};
++
++	aliases {
++		serial0 = &uart0;
++	};
++
++	chosen {
++		stdout-path = "serial0:115200n8";
++	};
++
++	gpio_keys {
++		compatible = "gpio-keys";
++		#address-cells = <1>;
++		#size-cells = <0>;
++		pinctrl-0 = < &pmx_btn_wps &pmx_btn_reset >;
++		pinctrl-names = "default";
++
++		wps {
++			label = "WPS Button";
++			linux,code = <KEY_WPS_BUTTON>;
++			gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
++		};
++
++		reset {
++			label = "Reset Button";
++			linux,code = <KEY_RESTART>;
++			gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
++		};
++	};
++
++	gpio-leds {
++		compatible = "gpio-leds";
++		pinctrl-0 = < &pmx_led_green_power >;
++		pinctrl-names = "default";
++
++		green-power {
++			label = "audi:green:power";
++			gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
++		};
++	};
++
++	mvsw61xx {
++		compatible = "marvell,88e6171";
++		status = "okay";
++		reg = <0x10>;
++
++		mii-bus = <&mdio>;
++		cpu-port-0 = <5>;
++		cpu-port-1 = <6>;
++		is-indirect;
++	};
++
++	dsa {
++		compatible = "marvell,dsa";
++		#address-cells = <2>;
++		#size-cells = <0>;
++
++		dsa,ethernet = <&eth0port>;
++		dsa,mii-bus = <&mdio>;
++
++		switch@16,0 {
++			#address-cells = <1>;
++			#size-cells = <0>;
++			reg = <16 0>;	/* MDIO address 16, switch 0 in tree */
++
++			port@0 {
++				reg = <0>;
++				label = "ethernet1";
++			};
++
++			port@1 {
++				reg = <1>;
++				label = "ethernet2";
++			};
++
++			port@2 {
++				reg = <2>;
++				label = "ethernet3";
++			};
++
++			port@3 {
++				reg = <3>;
++				label = "ethernet4";
++			};
++
++			port@4 {
++				reg = <4>;
++				label = "internet";
++			};
++
++			port@5 {
++				reg = <5>;
++				label = "cpu";
++			};
++		};
++	};
++};
++
++&pinctrl {
++	pmx_led_green_power: pmx-led-green-power {
++		marvell,pins = "mpp7";
++		marvell,function = "gpo";
++	};
++	pmx_btn_wps: pmx-btn-wps {
++		marvell,pins = "mpp47";
++		marvell,function = "gpio";
++	};
++	pmx_btn_reset: pmx-btn-reset {
++		marvell,pins = "mpp48";
++		marvell,function = "gpio";
++	};
++};
++
++&nand {
++	status = "okay";
++	pinctrl-0 = <&pmx_nand>;
++	pinctrl-names = "default";
++
++	partitions {
++		compatible = "fixed-partitions";
++		#address-cells = <1>;
++		#size-cells = <1>;
++
++		partition@0 {
++			label = "u-boot";
++			reg = <0x0 0x80000>;
++			read-only;
++		};
++
++		partition@80000 {
++			label = "u_env";
++			reg = <0x80000 0x4000>;
++		};
++
++		partition@84000 {
++			label = "s_env";
++			reg = <0x84000 0x4000>;
++		};
++
++		partition@200000 {
++			label = "kernel1";
++			reg = <0x200000 0x290000>;
++		};
++
++		partition@490000 {
++			label = "rootfs1";
++			reg = <0x490000 0x1170000>;
++		};
++
++		partition@1600000 {
++			label = "kernel2";
++			reg = <0x1600000 0x290000>;
++		};
++
++		partition@1890000 {
++			label = "rootfs2";
++			reg = <0x1890000 0x1170000>;
++		};
++
++		partition@2a00000 {
++			label = "syscfg";
++			reg = <0x2a00000  0x1600000>;
++		};
++
++		partition@88000 {
++			label = "unused";
++			reg = <0x88000 0x178000>;
++		};
++
++	};
++};
++
++&pciec {
++	status = "okay";
++};
++
++&pcie0 {
++	status = "okay";
++};
++
++&pcie1 {
++	status = "okay";
++};
++
++&mdio {
++	status = "okay";
++};
++
++&uart0 {
++	status = "okay";
++};
++
++/* eth0 is connected to a Marvell 88E6171 switch, without a PHY. So set
++ * fixed speed and duplex.
++ */
++&eth0 {
++	status = "okay";
++	ethernet0-port@0 {
++		speed = <1000>;
++		duplex = <1>;
++	};
++};
++
++/* eth1 is connected to the switch at port 6. However DSA only supports a
++ * single CPU port. Upstream uses DSA so they disable this port to avoid confusion.
++ */
++&eth1 {
++	status = "okay";
++	ethernet1-port@0 {
++		speed = <1000>;
++		duplex = <1>;
++	};
++};
++
++/* There is no battery on the board, so the RTC does not keep
++ * time when there is no power, making it useless.
++ */
++&rtc {
++	status = "disabled";
++};