spi: davinci: add support to configure gpio cs through dt
authorMurali Karicheri <m-karicheri2@ti.com>
Fri, 1 Aug 2014 16:40:32 +0000 (19:40 +0300)
committerMark Brown <broonie@linaro.org>
Fri, 1 Aug 2014 18:20:52 +0000 (19:20 +0100)
commita88e34ea213e1bdbd9b2dfca1e1e5fa68b9649a0
tree98c14456c50633d5ed50da96ef7c98cccc215823
parent7480e755c6e6e890200e8998597e8d0baa51fa8e
spi: davinci: add support to configure gpio cs through dt

Currently driver supports only configuration of GPIO CS through
platform data. This patch enhances the driver to configure GPIO
CS through DT. Also update the DT binding documentation to
reflect the availability of cs-gpios.

Signed-off-by: Murali Karicheri <m-karicheri2@ti.com>
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
Documentation/devicetree/bindings/spi/spi-davinci.txt
drivers/spi/spi-davinci.c