spi: add OpenCores tiny SPI driver

This patch adds support of OpenCores tiny SPI driver.

http://opencores.org/project,tiny_spi

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index bb233a9cbad2..8faa57a58dd1 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -231,6 +231,13 @@ config SPI_FSL_ESPI
           From MPC8536, 85xx platform uses the controller, and all P10xx,
           P20xx, P30xx,P40xx, P50xx uses this controller.
 
+config SPI_OC_TINY
+        tristate "OpenCores tiny SPI"
+        depends on GENERIC_GPIO
+        select SPI_BITBANG
+        help
+          This is the driver for OpenCores tiny SPI master controller.
+
 config SPI_OMAP_UWIRE
         tristate "OMAP1 MicroWire"
         depends on ARCH_OMAP1