From: Baruch Siach <baruch@tkos.co.il>
Date: Fri, 31 Jan 2014 10:07:45 +0000 (+0200)
Subject: spi: dw: document device tree binding
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=20e5ea191524b482e1b4aa12b5ff4684717f44b8;p=deliverable%2Flinux.git

spi: dw: document device tree binding

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Mark Brown <broonie@linaro.org>
---

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>;
+};