spi: Add devicetree bindings documentation for Cadence SPI

Add spi-cadence bindings documentation.

Signed-off-by: Harini Katakam <harinik@xilinx.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Harini Katakam 2014-04-14 14:36:54 +05:30 • committed by Mark Brown
commit 205d52756f