openwrtv4/target/linux/mvebu/files/arch/arm/boot/dts/armada-385-linksys.dtsi

/*
 * Device Tree include file for Armada 385 based Linksys boards
 *
 * Copyright (C) 2015 Imre Kaloz <kaloz@openwrt.org>
 *
 *
 * 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 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.
 *
 * 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 <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include "armada-385.dtsi"

/ {
	model = "Linksys boards based on Armada 385";
	compatible = "linksys,armada385", "marvell,armada385",
		     "marvell,armada380";

	chosen {
		bootargs = "console=ttyS0,115200";
		stdout-path = &uart0;
	};

	memory {
		device_type = "memory";
		reg = <0x00000000 0x20000000>; /* 512 MB */
	};

	soc {
		ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000
			  MBUS_ID(0x01, 0x1d) 0 0xfff00000 0x100000>;

		internal-regs {

			spi@10600 {
				status = "disabled";
			};

			i2c@11000 {
				pinctrl-names = "default";
				pinctrl-0 = <&i2c0_pins>;
				status = "okay";

				tmp421@4c {
					compatible = "ti,tmp421";
					reg = <0x4c>;
				};

				pca9635@68 {
					#address-cells = <1>;
					#size-cells = <0>;
					compatible = "nxp,pca9635";
					reg = <0x68>;
				};
			};

			/* J10: VCC, NC, RX, NC, TX, GND  */
			serial@12000 {
				status = "okay";
			};

			ethernet@70000 {
				status = "okay";
				phy-mode = "rgmii-id";
				fixed-link {
					speed = <1000>;
					full-duplex;
				};
			};

			ethernet@34000 {
				status = "okay";
				phy-mode = "sgmii";
				fixed-link {
					speed = <1000>;
					full-duplex;
				};
			};

			mdio {
				status = "okay";
			};

			sata@a8000 {
				status = "okay";
			};

			/* USB part of the eSATA/USB 2.0 port */
			usb@50000 {
				status = "okay";
			};

			usb3@f8000 {
				status = "okay";
				usb-phy = <&usb3_phy>;
			};

			flash@d0000 {
				status = "okay";
				num-cs = <1>;
				marvell,nand-keep-config;
				marvell,nand-enable-arbiter;
				nand-on-flash-bbt;

				partition@0 {
					label = "u-boot";
					reg = <0x0000000 0x200000>;  /* 2MB */
					read-only;
				};

				partition@100000 {
					label = "u_env";
					reg = <0x200000 0x40000>;    /* 256KB */
				};

				partition@140000 {
					label = "s_env";
					reg = <0x240000 0x40000>;    /* 256KB */
				};

				partition@900000 {
					label = "devinfo";
					reg = <0x900000 0x100000>;   /* 1MB */
					read-only;
				};

				/* kernel1 overlaps with rootfs1 by design */
				partition@a00000 {
					label = "kernel1";
					reg = <0xa00000 0x2800000>;  /* 40MB */
				};

				partition@1000000 {
					label = "rootfs1";
					reg = <0x1000000 0x2200000>;  /* 34MB */
				};

				/* kernel2 overlaps with rootfs2 by design */
				partition@3200000 {
					label = "kernel2";
					reg = <0x3200000 0x2800000>; /* 40MB */
				};

				partition@3800000 {
					label = "rootfs2";
					reg = <0x3800000 0x2200000>; /* 34MB */
				};

				/*
				 * 38MB, last MB is for the BBT, not writable
				 */
				partition@5a00000 {
					label = "syscfg";
					reg = <0x5a00000 0x2600000>;
				};

				/*
				 * Unused area between "s_env" and "devinfo".
				 * Moved here because otherwise the renumbered
				 * partitions would break the bootloader
				 * supplied bootargs
				 */
				partition@180000 {
					label = "unused_area";
					reg = <0x280000 0x680000>;   /* 6.5MB */
				};
			};

		};

		pcie-controller {
			status = "okay";

			pcie@1,0 {
				/* Port 0, Lane 0 */
				status = "okay";
			};

			pcie@2,0 {
				/* Port 0, Lane 0 */
				status = "okay";
			};
		};
	};

	usb3_phy: usb3_phy {
		compatible = "usb-nop-xceiv";
		vcc-supply = <&reg_xhci0_vbus>;
	};

	reg_xhci0_vbus: xhci0-vbus {
		compatible = "regulator-fixed";
		pinctrl-names = "default";
		pinctrl-0 = <&xhci0_vbus_pins>;
		regulator-name = "xhci0-vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		enable-active-high;
		gpio = <&gpio1 18 GPIO_ACTIVE_HIGH>;
	};

	gpio_keys {
		compatible = "gpio-keys";
		#address-cells = <1>;
		#size-cells = <0>;
		pinctrl-0 = <&keys_pin>;
		pinctrl-names = "default";

		button@1 {
			label = "WPS";
			linux,code = <KEY_WPS_BUTTON>;
			gpios = <&gpio0 24 GPIO_ACTIVE_LOW>;
		};

		button@2 {
			label = "Factory Reset Button";
			linux,code = <KEY_RESTART>;
			gpios = <&gpio0 29 GPIO_ACTIVE_LOW>;
		};
	};

	gpio-leds {
		compatible = "gpio-leds";
		pinctrl-0 = <&power_led_pin &sata_led_pin>;
		pinctrl-names = "default";

		power {
			gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>;
			default-state = "on";
		};

		sata {
			gpios = <&gpio1 22 GPIO_ACTIVE_LOW>;
			default-state = "off";
		};
	};

	mvsw61xx {
		#address-cells = <1>;
		#size-cells = <0>;
		compatible = "marvell,88e6176";
		status = "okay";
		reg = <0x10>;

		mii-bus = <&mdio>;
		cpu-port-0 = <5>;
		cpu-port-1 = <6>;
	};
};

&pinctrl {
	keys_pin: keys-pin {
		marvell,pins = "mpp24", "mpp29";
		marvell,function = "gpio";
	};

	power_led_pin: power-led-pin {
		marvell,pins = "mpp55";
		marvell,function = "gpio";
	};

	sata_led_pin: sata-led-pin {
		marvell,pins = "mpp54";
		marvell,function = "gpio";
	};

	xhci0_vbus_pins: xhci0-vbus-pins {
		marvell,pins = "mpp50";
		marvell,function = "gpio";
	};
};