1 * Freescale (Enhanced) Configurable Serial Peripheral Interface
5 - compatible : Should be "fsl,<soc>-cspi" or "fsl,<soc>-ecspi"
6 - reg : Offset and length of the register set for the device
7 - interrupts : Should contain CSPI/eCSPI interrupt
8 - fsl,spi-num-chipselects : Contains the number of the chipselect
9 - cs-gpios : Specifies the gpio pins to be used for chipselects.
16 compatible = "fsl,imx51-ecspi";
17 reg = <0x70010000 0x4000>;
19 fsl,spi-num-chipselects = <2>;
20 cs-gpios = <&gpio3 24 0>, /* GPIO4_24 */
21 <&gpio3 25 0>; /* GPIO4_25 */