1* Freescale MX233/MX28 SSP/SPI 2 3Required properties: 4- compatible: Should be "fsl,<soc>-spi", where soc is "imx23" or "imx28" 5- reg: Offset and length of the register set for the device 6- interrupts: Should contain SSP ERROR interrupt 7- dmas: DMA specifier, consisting of a phandle to DMA controller node 8 and SSP DMA channel ID. 9 Refer to dma.txt and fsl-mxs-dma.txt for details. 10- dma-names: Must be "rx-tx". 11 12Optional properties: 13- clock-frequency : Input clock frequency to the SPI block in Hz. 14 Default is 160000000 Hz. 15 16Example: 17 18ssp0: ssp@80010000 { 19 #address-cells = <1>; 20 #size-cells = <0>; 21 compatible = "fsl,imx28-spi"; 22 reg = <0x80010000 0x2000>; 23 interrupts = <96>; 24 dmas = <&dma_apbh 0>; 25 dma-names = "rx-tx"; 26}; 27