at91sam9g20ek_common.dtsi 2.2 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128
/*
 * at91sam9g20ek_common.dtsi - Device Tree file for Atmel at91sam9g20ek board
 *
 * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
 *
 * Licensed under GPLv2.
 */
/include/ "at91sam9g20.dtsi"

/ {

	chosen {
		bootargs = "mem=64M console=ttyS0,115200 root=/dev/mtdblock5 rw rootfstype=ubifs";
	};

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

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

		main_clock: clock@0 {
			compatible = "atmel,osc", "fixed-clock";
			clock-frequency = <18432000>;
		};
	};

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

			usart0: serial@fffb0000 {
				status = "okay";
			};

			usart1: serial@fffb4000 {
				status = "okay";
			};

			macb0: ethernet@fffc4000 {
				phy-mode = "rmii";
				status = "okay";
			};

			usb1: gadget@fffa4000 {
				atmel,vbus-gpio = <&pioC 5 0>;
				status = "okay";
			};
		};

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

			at91bootstrap@0 {
				label = "at91bootstrap";
				reg = <0x0 0x20000>;
			};

			barebox@20000 {
				label = "barebox";
				reg = <0x20000 0x40000>;
			};

			bareboxenv@60000 {
				label = "bareboxenv";
				reg = <0x60000 0x20000>;
			};

			bareboxenv2@80000 {
				label = "bareboxenv2";
				reg = <0x80000 0x20000>;
			};

			oftree@80000 {
				label = "oftree";
				reg = <0xa0000 0x20000>;
			};

			kernel@a0000 {
				label = "kernel";
				reg = <0xc0000 0x400000>;
			};

			rootfs@4a0000 {
				label = "rootfs";
				reg = <0x4c0000 0x7800000>;
			};

			data@7ca0000 {
				label = "data";
				reg = <0x7cc0000 0x8340000>;
			};
		};

		usb0: ohci@00500000 {
			num-ports = <2>;
			status = "okay";
		};
	};

	i2c@0 {
		status = "okay";

		24c512@50 {
			compatible = "24c512";
			reg = <0x50>;
		};

		wm8731@1b {
			compatible = "wm8731";
			reg = <0x1b>;
		};
	};

	gpio_keys {
		compatible = "gpio-keys";
		#address-cells = <1>;
		#size-cells = <0>;

		btn3 {
129
			label = "Button 3";
130 131 132 133 134 135
			gpios = <&pioA 30 1>;
			linux,code = <0x103>;
			gpio-key,wakeup;
		};

		btn4 {
136
			label = "Button 4";
137 138 139 140 141 142
			gpios = <&pioA 31 1>;
			linux,code = <0x104>;
			gpio-key,wakeup;
		};
	};
};