1Atmel SPI device 2 3Required properties: 4- compatible : should be "atmel,at91rm9200-spi". 5- reg: Address and length of the register set for the device 6- interrupts: Should contain spi interrupt 7- cs-gpios: chipselects 8- clock-names: tuple listing input clock names. 9 Required elements: "spi_clk" 10- clocks: phandles to input clocks. 11 12Example: 13 14spi1: spi@fffcc000 { 15 compatible = "atmel,at91rm9200-spi"; 16 reg = <0xfffcc000 0x4000>; 17 interrupts = <13 4 5>; 18 #address-cells = <1>; 19 #size-cells = <0>; 20 clocks = <&spi1_clk>; 21 clock-names = "spi_clk"; 22 cs-gpios = <&pioB 3 0>; 23 status = "okay"; 24 25 mmc-slot@0 { 26 compatible = "mmc-spi-slot"; 27 reg = <0>; 28 gpios = <&pioC 4 0>; /* CD */ 29 spi-max-frequency = <25000000>; 30 }; 31}; 32