exynos5250-smdk5250.dts 1.9 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
/*
 * SAMSUNG SMDK5250 board device tree source
 *
 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
 *		http://www.samsung.com
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
*/

/dts-v1/;
/include/ "exynos5250.dtsi"

/ {
	model = "SAMSUNG SMDK5250 board based on EXYNOS5250";
	compatible = "samsung,smdk5250", "samsung,exynos5250";

	memory {
		reg = <0x40000000 0x80000000>;
	};

	chosen {
24
		bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc";
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

	i2c@12C60000 {
		samsung,i2c-sda-delay = <100>;
		samsung,i2c-max-bus-freq = <20000>;
		gpios = <&gpb3 0 2 3 0>,
			<&gpb3 1 2 3 0>;

		eeprom@50 {
			compatible = "samsung,s524ad0xd1";
			reg = <0x50>;
		};
	};

	i2c@12C70000 {
		samsung,i2c-sda-delay = <100>;
		samsung,i2c-max-bus-freq = <20000>;
		gpios = <&gpb3 2 2 3 0>,
			<&gpb3 3 2 3 0>;

		eeprom@51 {
			compatible = "samsung,s524ad0xd1";
			reg = <0x51>;
		};
	};

	i2c@12C80000 {
		status = "disabled";
	};

	i2c@12C90000 {
		status = "disabled";
	};

	i2c@12CA0000 {
		status = "disabled";
	};

	i2c@12CB0000 {
		status = "disabled";
	};

	i2c@12CC0000 {
		status = "disabled";
	};

	i2c@12CD0000 {
		status = "disabled";
	};
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

	spi_0: spi@12d20000 {
		status = "disabled";
	};

	spi_1: spi@12d30000 {
		gpios = <&gpa2 4 2 3 0>,
			<&gpa2 6 2 3 0>,
			<&gpa2 7 2 3 0>;

		w25q80bw@0 {
			#address-cells = <1>;
			#size-cells = <1>;
			compatible = "w25x80";
			reg = <0>;
			spi-max-frequency = <1000000>;

			controller-data {
				cs-gpio = <&gpa2 5 1 0 3>;
				samsung,spi-feedback-delay = <0>;
			};

			partition@0 {
				label = "U-Boot";
				reg = <0x0 0x40000>;
				read-only;
			};

			partition@40000 {
				label = "Kernel";
				reg = <0x40000 0xc0000>;
			};
		};
	};

	spi_2: spi@12d40000 {
		status = "disabled";
	};
112
};