spi/ep93xx: implemented driver for Cirrus EP93xx SPI controller

This patch adds an SPI master driver for the Cirrus EP93xx SPI controller found
in EP93xx chips.

Signed-off-by: Mika Westerberg <mika.westerberg@iki.fi>
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index a191fa2be7c5..2b2f4c3b6b62 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -117,6 +117,16 @@ config SPI_DAVINCI
         help
           SPI master controller for DaVinci and DA8xx SPI modules.
 
+config SPI_EP93XX
+        tristate "Cirrus Logic EP93xx SPI controller"
+        depends on ARCH_EP93XX
+        help
+          This enables using the Cirrus EP93xx SPI controller in master
+          mode.
+
+          To compile this driver as a module, choose M here. The module will be
+          called ep93xx_spi.
+
 config SPI_GPIO
         tristate "GPIO-based bitbanging SPI Master"
         depends on GENERIC_GPIO