exynos5250-smdk5250.dts 3.2 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
/*
 * 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";

19 20 21 22 23 24 25
	aliases {
		mshc0 = &dwmmc_0;
		mshc1 = &dwmmc_1;
		mshc2 = &dwmmc_2;
		mshc3 = &dwmmc_3;
	};

26 27 28 29 30
	memory {
		reg = <0x40000000 0x80000000>;
	};

	chosen {
31
		bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc";
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

	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";
	};
81

82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131
	dwmmc_0: dwmmc0@12200000 {
		num-slots = <1>;
		supports-highspeed;
		broken-cd;
		fifo-depth = <0x80>;
		card-detect-delay = <200>;
		samsung,dw-mshc-ciu-div = <3>;
		samsung,dw-mshc-sdr-timing = <2 3 3>;
		samsung,dw-mshc-ddr-timing = <1 2 3>;

		slot@0 {
			reg = <0>;
			bus-width = <8>;
			gpios = <&gpc0 0 2 0 3>, <&gpc0 1 2 0 3>,
				<&gpc1 0 2 3 3>, <&gpc1 1 2 3 3>,
				<&gpc1 2 2 3 3>, <&gpc1 3 2 3 3>,
				<&gpc0 3 2 3 3>, <&gpc0 4 2 3 3>,
				<&gpc0 5 2 3 3>, <&gpc0 6 2 3 3>;
		};
	};

	dwmmc_1: dwmmc1@12210000 {
		status = "disabled";
	};

	dwmmc_2: dwmmc2@12220000 {
		num-slots = <1>;
		supports-highspeed;
		fifo-depth = <0x80>;
		card-detect-delay = <200>;
		samsung,dw-mshc-ciu-div = <3>;
		samsung,dw-mshc-sdr-timing = <2 3 3>;
		samsung,dw-mshc-ddr-timing = <1 2 3>;

		slot@0 {
			reg = <0>;
			bus-width = <4>;
			samsung,cd-pinmux-gpio = <&gpc3 2 2 3 3>;
			gpios = <&gpc3 0 2 0 3>, <&gpc3 1 2 0 3>,
				<&gpc3 3 2 3 3>, <&gpc3 4 2 3 3>,
				<&gpc3 5 2 3 3>, <&gpc3 6 2 3 3>,
				<&gpc4 3 3 3 3>, <&gpc4 3 3 3 3>,
				<&gpc4 5 3 3 3>, <&gpc4 6 3 3 3>;
		};
	};

	dwmmc_3: dwmmc3@12230000 {
		status = "disabled";
	};

132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168
	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";
	};
169 170 171 172

	hdmi {
		hpd-gpio = <&gpx3 7 0xf 1 3>;
	};
173
};
新手
引导
客服 返回
顶部