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Unverified Commit 57a9f6e7 authored by Phil Edworthy's avatar Phil Edworthy Committed by Mark Brown
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dt-bindings: snps,dw-apb-ssi: Add mandatory clock bindings documentation 



The Synopsys SSI driver uses a mandatory clock that is not documented,
so detail it in the device tree bindings. Also correct the spelling of
"pins" in the "Optional Properties" section for the driver.

Signed-off-by: default avatarPhil Edworthy <phil.edworthy@renesas.com>
Signed-off-by: default avatarGareth Williams <gareth.williams.jx@renesas.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent f457cb70

Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt

+3 −1
Original line number Diff line number Diff line
@@ -8,9 +8,10 @@ Required properties: 
- interrupts : One interrupt, used by the controller.

- #address-cells : <1>, as required by generic SPI binding.

- #size-cells : <0>, also as required by generic SPI binding.

- clocks : phandle for the core clock used to generate the external SPI clock.



Optional properties:

- cs-gpios : Specifies the gpio pis to be used for chipselects.

- cs-gpios : Specifies the gpio pins to be used for chipselects.

- num-cs : The number of chipselects. If omitted, this will default to 4.

- reg-io-width : The I/O register width (in bytes) implemented by this

  device.  Supported values are 2 or 4 (the default).
@@ -25,6 +26,7 @@ Example: 
		interrupts = <0 154 4>;

		#address-cells = <1>;

		#size-cells = <0>;

		clocks = <&spi_m_clk>;

		num-cs = <2>;

		cs-gpios = <&gpio0 13 0>,

			   <&gpio0 14 0>;