On Wed, Mar 09, 2016 at 02:17:20PM +0530, Shubhrajyoti Datta wrote:
> Add a binding document for the spi/spi-xilinx
>
> Signed-off-by: Shubhrajyoti Datta <shubhraj@xxxxxxxxxx>
> ---
> .../devicetree/bindings/spi/spi-xilinx.txt | 22 ++++++++++++++++++++
> 1 files changed, 22 insertions(+), 0 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/spi/spi-xilinx.txt
>
> diff --git a/Documentation/devicetree/bindings/spi/spi-xilinx.txt b/Documentation/devicetree/bindings/spi/spi-xilinx.txt
> new file mode 100644
> index 0000000..c7b7856
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/spi/spi-xilinx.txt
> @@ -0,0 +1,22 @@
> +Xilinx SPI controller Device Tree Bindings
> +-------------------------------------------------
> +
> +Required properties:
> +- compatible : Should be "xlnx,xps-spi-2.00.a" or "xlnx,xps-spi-2.00.b"
> +- reg : Physical base address and size of SPI registers map.
> +- interrupts : Property with a value describing the interrupt
> + number.
> +- interrupt-parent : Must be core interrupt controller
> +
> +Optional properties:
> +- xlnx,num-ss-bits : Number of chip selects used.
There's a standard property for this.
> +
> +Example:
> + axi_quad_spi@41e00000 {
Use generic spi@...
> + compatible = "xlnx,xps-spi-2.00.a";
> + interrupt-parent = <&intc>;
> + interrupts = <0 31 1>;
> + reg = <0x41e00000 0x10000>;
> + xlnx,num-ss-bits = <0x1>;
> + };
> +
> --
> 1.7.1
>
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