ARM: kirkwood: Add device-tree for iconnect

Import the dts files from Linux 4.17 and enable CONFIG_OF_CONTROL.

Signed-off-by: Chris Packham <judge.packham@gmail.com>
Signed-off-by: Stefan Roese <sr@denx.de>

arch/arm/dts/kirkwood-iconnect.dts

@@ -0,0 +1,195 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+
+#include "kirkwood.dtsi"
+#include "kirkwood-6281.dtsi"
+
+/ {
+	model = "Iomega Iconnect";
+	compatible = "iom,iconnect-1.1", "iom,iconnect", "marvell,kirkwood-88f6281", "marvell,kirkwood";
+
+	memory {
+		device_type = "memory";
+		reg = <0x00000000 0x10000000>;
+	};
+
+	chosen {
+		bootargs = "console=ttyS0,115200n8 earlyprintk";
+		stdout-path = &uart0;
+		linux,initrd-start = <0x4500040>;
+		linux,initrd-end   = <0x4800000>;
+	};
+
+	ocp@f1000000 {
+		pinctrl: pin-controller@10000 {
+			pmx_button_reset: pmx-button-reset {
+				marvell,pins = "mpp12";
+				marvell,function = "gpio";
+			};
+			pmx_button_otb: pmx-button-otb {
+				marvell,pins = "mpp35";
+				marvell,function = "gpio";
+			};
+			pmx_led_level: pmx-led-level {
+				marvell,pins = "mpp41";
+				marvell,function = "gpio";
+			};
+			pmx_led_power_blue: pmx-led-power-blue {
+				marvell,pins = "mpp42";
+				marvell,function = "gpio";
+			};
+			pmx_led_power_red: pmx-power-red {
+				marvell,pins = "mpp43";
+				marvell,function = "gpio";
+			};
+			pmx_led_usb1: pmx-led-usb1 {
+				marvell,pins = "mpp44";
+				marvell,function = "gpio";
+			};
+			pmx_led_usb2: pmx-led-usb2 {
+				marvell,pins = "mpp45";
+				marvell,function = "gpio";
+			};
+			pmx_led_usb3: pmx-led-usb3 {
+				marvell,pins = "mpp46";
+				marvell,function = "gpio";
+			};
+			pmx_led_usb4: pmx-led-usb4 {
+				marvell,pins = "mpp47";
+				marvell,function = "gpio";
+			};
+			pmx_led_otb: pmx-led-otb {
+				marvell,pins = "mpp48";
+				marvell,function = "gpio";
+			};
+		};
+		i2c@11000 {
+			status = "okay";
+
+			lm63: lm63@4c {
+				compatible = "national,lm63";
+				reg = <0x4c>;
+			};
+		};
+		serial@12000 {
+			status = "ok";
+		};
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+		pinctrl-0 = < &pmx_led_level &pmx_led_power_blue
+			      &pmx_led_power_red &pmx_led_usb1
+			      &pmx_led_usb2 &pmx_led_usb3
+			      &pmx_led_usb4 &pmx_led_otb >;
+		pinctrl-names = "default";
+
+		led-level {
+			label = "led_level";
+			gpios = <&gpio1 9 GPIO_ACTIVE_HIGH>;
+			default-state = "on";
+		};
+		power-blue {
+			label = "power:blue";
+			gpios = <&gpio1 10 GPIO_ACTIVE_HIGH>;
+			default-state = "keep";
+		};
+		power-red {
+			label = "power:red";
+			gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>;
+		};
+		usb1 {
+			label = "usb1:blue";
+			gpios = <&gpio1 12 GPIO_ACTIVE_HIGH>;
+		};
+		usb2 {
+			label = "usb2:blue";
+			gpios = <&gpio1 13 GPIO_ACTIVE_HIGH>;
+		};
+		usb3 {
+			label = "usb3:blue";
+			gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
+		};
+		usb4 {
+			label = "usb4:blue";
+			gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
+		};
+		otb {
+			label = "otb:blue";
+			gpios = <&gpio1 16 GPIO_ACTIVE_HIGH>;
+		};
+	};
+
+	gpio_keys {
+		compatible = "gpio-keys";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		pinctrl-0 = < &pmx_button_reset &pmx_button_otb >;
+		pinctrl-names = "default";
+
+		otb {
+			label = "OTB Button";
+			linux,code = <KEY_COPY>;
+			gpios = <&gpio1 3 GPIO_ACTIVE_LOW>;
+			debounce-interval = <100>;
+		};
+		reset {
+			label = "Reset";
+			linux,code = <KEY_RESTART>;
+			gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
+			debounce-interval = <100>;
+		};
+	};
+};
+
+&nand {
+	status = "okay";
+
+	partition@0 {
+		label = "uboot";
+		reg = <0x0000000 0xc0000>;
+	};
+
+	partition@a0000 {
+		label = "env";
+		reg = <0xa0000 0x20000>;
+	};
+
+	partition@100000 {
+		label = "zImage";
+		reg = <0x100000 0x300000>;
+	};
+
+	partition@540000 {
+		label = "initrd";
+		reg = <0x540000 0x300000>;
+	};
+
+	partition@980000 {
+		label = "boot";
+		reg = <0x980000 0x1f400000>;
+	};
+};
+
+&mdio {
+	status = "okay";
+
+	ethphy0: ethernet-phy@11 {
+		reg = <11>;
+	};
+};
+
+&eth0 {
+	status = "okay";
+	ethernet0-port@0 {
+		phy-handle = <&ethphy0>;
+	};
+};
+
+&pciec {
+        status = "okay";
+};
+
+&pcie0 {
+	status = "okay";
+};

configs/iconnect_defconfig

@@ -3,6 +3,7 @@ CONFIG_KIRKWOOD=y
 CONFIG_SYS_TEXT_BASE=0x600000
 CONFIG_TARGET_ICONNECT=y
 CONFIG_IDENT_STRING=" Iomega iConnect"
+CONFIG_DEFAULT_DEVICE_TREE="kirkwood-iconnect"
 CONFIG_BOOTDELAY=3
 # CONFIG_DISPLAY_BOARDINFO is not set
 CONFIG_SYS_PROMPT="iconnect => "
@@ -18,6 +19,7 @@ CONFIG_CMD_JFFS2=y
 CONFIG_MTDPARTS_DEFAULT="mtdparts=orion_nand:0x80000@0x0(uboot),0x20000@0x80000(uboot_env),-@0xa0000(rootfs)"
 CONFIG_CMD_UBI=y
 CONFIG_ISO_PARTITION=y
+CONFIG_OF_CONTROL=y
 CONFIG_ENV_IS_IN_NAND=y
 # CONFIG_MMC is not set
 CONFIG_NETDEVICES=y
@@ -27,4 +29,3 @@ CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_STORAGE=y
 CONFIG_LZMA=y
-CONFIG_OF_LIBFDT=y