[v3,2/3] spi/xtensa-xtfpga: add DT binding documentation
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Message ID 1394646926-30496-3-git-send-email-jcmvbkbc@gmail.com
State New, archived
Headers show

Commit Message

Max Filippov March 12, 2014, 5:55 p.m. UTC
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
---
 Documentation/devicetree/bindings/spi/spi-xtensa-xtfpga.txt | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/spi/spi-xtensa-xtfpga.txt

Patch
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diff --git a/Documentation/devicetree/bindings/spi/spi-xtensa-xtfpga.txt b/Documentation/devicetree/bindings/spi/spi-xtensa-xtfpga.txt
new file mode 100644
index 0000000..b6ebe2b
--- /dev/null
+++ b/Documentation/devicetree/bindings/spi/spi-xtensa-xtfpga.txt
@@ -0,0 +1,9 @@ 
+Cadence Xtensa XTFPGA platform SPI controller.
+
+This simple SPI master controller is built into xtfpga bitstreams and is used
+to control daughterboard audio codec.
+
+Required properties:
+- compatible: should be "cdns,xtfpga-spi".
+- reg: physical base address of the controller and length of memory mapped
+  region.