spi/spi-pxa2xx: add PXA2xx SSP SPI Controller (44221eba) · Commits · 戴 / test

This is the SPI controller found on Marvel MMP2 and perhaps more platforms. Reviewed-by:

Documentation/devicetree/bindings/spi/spi-pxa2xx.txt

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Original line number	Diff line number	Diff line
		PXA2xx SSP SPI Controller

		Required properties:
		- compatible: Must be "marvell,mmp2-ssp".
		- reg: Offset and length of the device's register set.
		- interrupts: Should be the interrupt number.
		- clocks: Should contain a single entry describing the clock input.
		- #address-cells: Number of cells required to define a chip select address.
		- #size-cells: Should be zero.

		Optional properties:
		- cs-gpios: list of GPIO chip selects. See the SPI bus bindings,
		Documentation/devicetree/bindings/spi/spi-bus.txt

		Child nodes represent devices on the SPI bus
		See ../spi/spi-bus.txt

		Example:
		ssp1: spi@d4035000 {
		compatible = "marvell,mmp2-ssp";
		reg = <0xd4035000 0x1000>;
		clocks = <&soc_clocks MMP2_CLK_SSP0>;
		interrupts = <0>;
		};