arch/arm/boot/dts/at91sam9rlek.dts

/*
 * at91sam9rlek.dts - Device Tree file for Atmel at91sam9rl reference board
 *
 *  Copyright (C) 2014  Alexandre Belloni <alexandre.belloni@free-electrons.com>
 *
 * Licensed under GPLv2 only
 */
/dts-v1/;
#include "at91sam9rl.dtsi"

/ {
	model = "Atmel at91sam9rlek";
	compatible = "atmel,at91sam9rlek", "atmel,at91sam9rl", "atmel,at91sam9";

	chosen {
		bootargs = "console=ttyS0,115200 rootfstype=ubifs root=ubi0:rootfs ubi.mtd=5 rw";
	};

	memory {
		reg = <0x20000000 0x4000000>;
	};

	clocks {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		main_clock: clock {
			compatible = "atmel,osc", "fixed-clock";
			clock-frequency = <12000000>;
		};
	};

	ahb {
		nand0: nand@40000000 {
			nand-bus-width = <8>;
			nand-ecc-mode = "soft";
			nand-on-flash-bbt = <1>;
			status = "okay";

			at91bootstrap@0 {
				label = "at91bootstrap";
				reg = <0x0 0x40000>;
			};

			bootloader@40000 {
				label = "bootloader";
				reg = <0x40000 0x80000>;
			};

			bootloaderenv@c0000 {
				label = "bootloader env";
				reg = <0xc0000 0xc0000>;
			};

			dtb@180000 {
				label = "device tree";
				reg = <0x180000 0x80000>;
			};

			kernel@200000 {
				label = "kernel";
				reg = <0x200000 0x600000>;
			};

			rootfs@800000 {
				label = "rootfs";
				reg = <0x800000 0x0f800000>;
			};
		};

		apb {
			mmc0: mmc@fffa4000 {
				pinctrl-0 = <
					&pinctrl_board_mmc0
					&pinctrl_mmc0_clk
					&pinctrl_mmc0_slot0_cmd_dat0
					&pinctrl_mmc0_slot0_dat1_3>;
				status = "okay";
				slot@0 {
					reg = <0>;
					bus-width = <4>;
					cd-gpios = <&pioA 15 GPIO_ACTIVE_HIGH>;
				};
			};

			usart0: serial@fffb0000 {
				pinctrl-0 = <
					&pinctrl_usart0
					&pinctrl_usart0_rts
					&pinctrl_usart0_cts>;
				status = "okay";
			};

			dbgu: serial@fffff200 {
				status = "okay";
			};

			pinctrl@fffff400 {
				mmc0 {
					pinctrl_board_mmc0: mmc0-board {
						atmel,pins =
							<AT91_PIOA 15 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
					};
				};
			};

			pmc: pmc@fffffc00 {
				main: mainck {
					clock-frequency = <12000000>;
				};
			};

			watchdog@fffffd40 {
				status = "okay";
			};
		};
	};

	leds {
		compatible = "gpio-leds";

		ds1 {
			label = "ds1";
			gpios = <&pioD 15 GPIO_ACTIVE_LOW>;
		};

		ds2 {
			label = "ds2";
			gpios = <&pioD 16 GPIO_ACTIVE_LOW>;
		};

		ds3 {
			label = "ds3";
			gpios = <&pioD 14 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "heartbeat";
		};
	};

	gpio_keys {
		compatible = "gpio-keys";

		right_click {
			label = "right_click";
			gpios = <&pioB 0 GPIO_ACTIVE_LOW>;
			linux,code = <273>;
			gpio-key,wakeup;
		};

		left_click {
			label = "left_click";
			gpios = <&pioB 1 GPIO_ACTIVE_LOW>;
			linux,code = <272>;
			gpio-key,wakeup;
		};
	};
};