spi: add spi_ppc4xx driver

This adds a SPI driver for the SPI controller found in the IBM/AMCC
4xx PowerPC's.

Signed-off-by: Stefan Roese <sr@denx.de>
Signed-off-by: Wolfgang Ocker <weo@reccoware.de>
Acked-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Signed-off-by: Steven A. Falco <sfalco@harris.com>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index 86056d1409b1..3ac072f6db35 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -171,6 +171,13 @@ config SPI_PL022
           controller. If you have an embedded system with an AMBA(R)
           bus and a PL022 controller, say Y or M here.
 
+config SPI_PPC4xx
+        tristate "PPC4xx SPI Controller"
+        depends on PPC32 && 4xx && SPI_MASTER
+        select SPI_BITBANG
+        help
+          This selects a driver for the PPC4xx SPI Controller.
+
 config SPI_PXA2XX
         tristate "PXA2xx SSP SPI master"
         depends on ARCH_PXA && EXPERIMENTAL