1 * Energy Micro EFM32 SPI
4 - #address-cells: see spi-bus.txt
5 - #size-cells: see spi-bus.txt
6 - compatible: should be "efm32,spi"
7 - reg: Offset and length of the register set for the controller
8 - interrupts: pair specifying rx and tx irq
9 - clocks: phandle to the spi clock
10 - cs-gpios: see spi-bus.txt
11 - location: Value to write to the ROUTE register's LOCATION bitfield to configure the pinmux for the device, see datasheet for values.
15 spi1: spi@0x4000c400 { /* USART1 */
18 compatible = "efm32,spi";
19 reg = <0x4000c400 0x400>;
22 cs-gpios = <&gpio 51 1>; // D3
27 compatible = "ks8851";
28 spi-max-frequency = <6000000>;
30 interrupt-parent = <&boardfpga>;