1/*
 2 * Device tree for EFM32GG-DK3750 development board.
 3 *
 4 * Documentation available from
 5 * http://www.silabs.com/Support%20Documents/TechnicalDocs/efm32gg-dk3750-ug.pdf
 6 */
 7
 8/dts-v1/;
 9#include "efm32gg.dtsi"
10
11/ {
12	model = "Energy Micro Giant Gecko Development Kit";
13	compatible = "efm32,dk3750";
14
15	chosen {
16		bootargs = "console=ttyefm4,115200 init=/linuxrc ignore_loglevel ihash_entries=64 dhash_entries=64 earlyprintk uclinux.physaddr=0x8c400000 root=/dev/mtdblock0";
17	};
18
19	memory@88000000 {
20		device_type = "memory";
21		reg = <0x88000000 0x400000>;
22	};
23
24	soc {
25		adc@40002000 {
26			status = "ok";
27		};
28
29		i2c@4000a000 {
30			energymicro,location = <3>;
31			status = "ok";
32
33			temp@48 {
34				compatible = "st,stds75";
35				reg = <0x48>;
36			};
37
38			eeprom@50 {
39				compatible = "microchip,24c02";
40				reg = <0x50>;
41				pagesize = <16>;
42			};
43		};
44
45		spi0: spi@4000c000 { /* USART0 */
46			cs-gpios = <&gpio 68 1>; // E4
47			energymicro,location = <1>;
48			status = "ok";
49
50			microsd@0 {
51				compatible = "mmc-spi-slot";
52				spi-max-frequency = <100000>;
53				voltage-ranges = <3200 3400>;
54				broken-cd;
55				reg = <0>;
56			};
57		};
58
59		spi1: spi@4000c400 { /* USART1 */
60			cs-gpios = <&gpio 51 1>; // D3
61			energymicro,location = <1>;
62			status = "ok";
63
64			ks8851@0 {
65				compatible = "ks8851";
66				spi-max-frequency = <6000000>;
67				reg = <0>;
68				interrupt-parent = <&boardfpga>;
69				interrupts = <4>;
70			};
71		};
72
73		uart4: uart@4000e400 { /* UART1 */
74			energymicro,location = <2>;
75			status = "ok";
76		};
77
78		boardfpga: boardfpga@80000000 {
79			compatible = "efm32board";
80			reg = <0x80000000 0x400>;
81			irq-gpios = <&gpio 64 1>;
82			interrupt-controller;
83			#interrupt-cells = <1>;
84			status = "ok";
85		};
86	};
87};