1/*
  2 * at91sam9g20ek_common.dtsi - Device Tree file for Atmel at91sam9g20ek board
  3 *
  4 * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
  5 *
  6 * Licensed under GPLv2.
  7 */
  8/include/ "at91sam9g20.dtsi"
  9
 10/ {
 11
 12	chosen {
 13		bootargs = "mem=64M console=ttyS0,115200 root=/dev/mtdblock5 rw rootfstype=ubifs";
 14	};
 15
 16	memory {
 17		reg = <0x20000000 0x4000000>;
 18	};
 19
 20	clocks {
 21		#address-cells = <1>;
 22		#size-cells = <1>;
 23		ranges;
 24
 25		main_clock: clock@0 {
 26			compatible = "atmel,osc", "fixed-clock";
 27			clock-frequency = <18432000>;
 28		};
 29	};
 30
 31	ahb {
 32		apb {
 33			dbgu: serial@fffff200 {
 34				status = "okay";
 35			};
 36
 37			usart0: serial@fffb0000 {
 38				status = "okay";
 39			};
 40
 41			usart1: serial@fffb4000 {
 42				status = "okay";
 43			};
 44
 45			macb0: ethernet@fffc4000 {
 46				phy-mode = "rmii";
 47				status = "okay";
 48			};
 49
 50			usb1: gadget@fffa4000 {
 51				atmel,vbus-gpio = <&pioC 5 0>;
 52				status = "okay";
 53			};
 54		};
 55
 56		nand0: nand@40000000 {
 57			nand-bus-width = <8>;
 58			nand-ecc-mode = "soft";
 59			nand-on-flash-bbt;
 60			status = "okay";
 61
 62			at91bootstrap@0 {
 63				label = "at91bootstrap";
 64				reg = <0x0 0x20000>;
 65			};
 66
 67			barebox@20000 {
 68				label = "barebox";
 69				reg = <0x20000 0x40000>;
 70			};
 71
 72			bareboxenv@60000 {
 73				label = "bareboxenv";
 74				reg = <0x60000 0x20000>;
 75			};
 76
 77			bareboxenv2@80000 {
 78				label = "bareboxenv2";
 79				reg = <0x80000 0x20000>;
 80			};
 81
 82			oftree@80000 {
 83				label = "oftree";
 84				reg = <0xa0000 0x20000>;
 85			};
 86
 87			kernel@a0000 {
 88				label = "kernel";
 89				reg = <0xc0000 0x400000>;
 90			};
 91
 92			rootfs@4a0000 {
 93				label = "rootfs";
 94				reg = <0x4c0000 0x7800000>;
 95			};
 96
 97			data@7ca0000 {
 98				label = "data";
 99				reg = <0x7cc0000 0x8340000>;
100			};
101		};
102
103		usb0: ohci@00500000 {
104			num-ports = <2>;
105			status = "okay";
106		};
107	};
108
109	i2c@0 {
110		status = "okay";
111
112		24c512@50 {
113			compatible = "24c512";
114			reg = <0x50>;
115		};
116
117		wm8731@1b {
118			compatible = "wm8731";
119			reg = <0x1b>;
120		};
121	};
122
123	gpio_keys {
124		compatible = "gpio-keys";
125		#address-cells = <1>;
126		#size-cells = <0>;
127
128		btn3 {
129			label = "Buttin 3";
130			gpios = <&pioA 30 1>;
131			linux,code = <0x103>;
132			gpio-key,wakeup;
133		};
134
135		btn4 {
136			label = "Buttin 4";
137			gpios = <&pioA 31 1>;
138			linux,code = <0x104>;
139			gpio-key,wakeup;
140		};
141	};
142};