openwrt/target/linux/kirkwood/patches-4.19/104-ea3500.patch

--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -269,6 +269,7 @@ 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 +1,246 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * 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>
+ *
+ */
+
+/dts-v1/;
+
+#include "kirkwood.dtsi"
+#include "kirkwood-6282.dtsi"
+
+/ {
+	model = "Linksys Audi (EA3500)";
+	compatible = "linksys,audi", "marvell,kirkwood-88f6282", "marvell,kirkwood";
+
+	memory@0 {
+		device_type = "memory";
+		reg = <0x00000000 0x4000000>;
+	};
+
+	aliases {
+		serial0 = &uart0;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	gpio_keys {
+		compatible = "gpio-keys";
+		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>;
+		};
+	};
+
+	switches {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		mvsw61xx@10 {
+			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";
+};