[PATCHv2 1/3] bindings: spi: Add devicetree binding for spi-xilinx
From: Shubhrajyoti Datta <hidden>
Date: 2016-03-09 08:47:20
Also in:
linux-spi
Subsystem:
open firmware and flattened device tree bindings, spi subsystem, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Mark Brown, Linus Torvalds
Add a binding document for the spi/spi-xilinx Signed-off-by: Shubhrajyoti Datta <redacted> --- .../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. + +Example: + axi_quad_spi@41e00000 { + 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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