1 files changed, 24 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/spi/spi-dw.txt b/Documentation/devicetree/bindings/spi/spi-dw.txt
new file mode 100644
index 000000000000..7b63ed601990
--- /dev/null
+++ b/Documentation/devicetree/bindings/spi/spi-dw.txt
@@ -0,0 +1,24 @@
+Synopsys DesignWare SPI master
+
+Required properties:
+- compatible: should be "snps,designware-spi"
+- #address-cells: see spi-bus.txt
+- #size-cells: see spi-bus.txt
+- reg: address and length of the spi master registers
+- interrupts: should contain one interrupt
+- clocks: spi clock phandle
+- num-cs: see spi-bus.txt
+
+Optional properties:
+- cs-gpios: see spi-bus.txt
+
+Example:
+
+spi: spi@4020a000 {
+        compatible = "snps,designware-spi";
+        interrupts = <11 1>;
+        reg = <0x4020a000 0x1000>;
+        clocks = <&pclk>;
+        num-cs = <2>;
+        cs-gpios = <&banka 0 0>;
+};