OpenCloudOS-Kernel/Documentation/devicetree/bindings/spi/omap-spi.txt

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OMAP2+ McSPI device
Required properties:
- compatible :
- "ti,omap2-spi" for OMAP2 & OMAP3.
- "ti,omap4-spi" for OMAP4+.
- ti,spi-num-cs : Number of chipselect supported by the instance.
- ti,hwmods: Name of the hwmod associated to the McSPI
Example:
mcspi1: mcspi@1 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "ti,omap4-mcspi";
ti,hwmods = "mcspi1";
ti,spi-num-cs = <4>;
};