On Sat, Sep 20, 2014 at 08:05:36AM +0100, Alexander Shiyan wrote:
> This patch adds the devicetree documentation for the
> Cirrus Logic CLPS711X SPI driver.
>
> Signed-off-by: Alexander Shiyan <[email protected]>
> ---
> .../devicetree/bindings/spi/spi-clps711x.txt | 20
> ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/spi/spi-clps711x.txt
>
> diff --git a/Documentation/devicetree/bindings/spi/spi-clps711x.txt
> b/Documentation/devicetree/bindings/spi/spi-clps711x.txt
> new file mode 100644
> index 0000000..43712c0
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/spi/spi-clps711x.txt
> @@ -0,0 +1,20 @@
> +* Cirrus Logic ARM CLPS711X Serial Peripheral Interface (SPI)
> +
> +Required properties:
> +- compatible: Shall contain "cirrus,clps711x-spi".
Is there a specific "clps11x" device, or is that 'x' a wildcard?
Please don't use wildcards in bindings. Choose a particular device as
the fallback string to use.
> +- reg: Offset and length of the register set for the device.
> +- interrupts: Should contain SPI interrupt.
> +- clocks: phandle to SPI reference clock.
> +- cs-gpios: Specifies the GPIO pins to be used for chipselects.
> +
> +Example:
> + spi: spi@80000500 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + compatible = "cirrus,ep7312-spi", "cirrus,clps711x-spi";
Which other strings are compatible?
Thanks,
Mark.
> + reg = <0x80000500 0x4>;
> + interrupts = <15>;
> + clocks = <&clks CLPS711X_CLK_SPIREF>;
> + cs-gpios = <&portb 4 GPIO_ACTIVE_LOW>,
> + <&portb 5 GPIO_ACTIVE_LOW>;
> + };
> --
> 1.8.5.5
>
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