| /* |
| * Device tree for EFM32GG-DK3750 development board. |
| * |
| * Documentation available from |
| * http://www.silabs.com/Support%20Documents/TechnicalDocs/efm32gg-dk3750-ug.pdf |
| */ |
| |
| /dts-v1/; |
| #include "efm32gg.dtsi" |
| |
| / { |
| model = "Energy Micro Giant Gecko Development Kit"; |
| compatible = "efm32,dk3750"; |
| |
| chosen { |
| bootargs = "console=ttyefm4,115200 init=/linuxrc ignore_loglevel ihash_entries=64 dhash_entries=64 earlyprintk uclinux.physaddr=0x8c400000 root=/dev/mtdblock0"; |
| }; |
| |
| memory { |
| reg = <0x88000000 0x400000>; |
| }; |
| |
| soc { |
| adc@40002000 { |
| status = "ok"; |
| }; |
| |
| i2c@4000a000 { |
| energymicro,location = <3>; |
| status = "ok"; |
| |
| temp@48 { |
| compatible = "st,stds75"; |
| reg = <0x48>; |
| }; |
| |
| eeprom@50 { |
| compatible = "microchip,24c02"; |
| reg = <0x50>; |
| pagesize = <16>; |
| }; |
| }; |
| |
| spi0: spi@4000c000 { /* USART0 */ |
| cs-gpios = <&gpio 68 1>; // E4 |
| energymicro,location = <1>; |
| status = "ok"; |
| |
| microsd@0 { |
| compatible = "mmc-spi-slot"; |
| spi-max-frequency = <100000>; |
| voltage-ranges = <3200 3400>; |
| broken-cd; |
| reg = <0>; |
| }; |
| }; |
| |
| spi1: spi@4000c400 { /* USART1 */ |
| cs-gpios = <&gpio 51 1>; // D3 |
| energymicro,location = <1>; |
| status = "ok"; |
| |
| ks8851@0 { |
| compatible = "ks8851"; |
| spi-max-frequency = <6000000>; |
| reg = <0>; |
| interrupt-parent = <&boardfpga>; |
| interrupts = <4>; |
| }; |
| }; |
| |
| uart4: uart@4000e400 { /* UART1 */ |
| energymicro,location = <2>; |
| status = "ok"; |
| }; |
| |
| boardfpga: boardfpga { |
| compatible = "efm32board"; |
| reg = <0x80000000 0x400>; |
| irq-gpios = <&gpio 64 1>; |
| interrupt-controller; |
| #interrupt-cells = <1>; |
| status = "ok"; |
| }; |
| }; |
| }; |