sdhci-s3c: Samsung S3C based SDHCI controller glue
Add support for the 'HSMMC' block(s) in the Samsung SoC
line. These are compatible with the SDHCI driver so add
the necessary setup and driver binding for the platform
devices.
Signed-off-by: Ben Dooks <ben@simtec.co.uk>
Signed-off-by: Pierre Ossman <pierre@ossman.eu>
diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index 40111a6..7609922 100644
--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
@@ -94,6 +94,31 @@
If unsure, say N.
+config MMC_SDHCI_S3C
+ tristate "SDHCI support on Samsung S3C SoC"
+ depends on MMC_SDHCI && (PLAT_S3C24XX || PLAT_S3C64XX)
+ help
+ This selects the Secure Digital Host Controller Interface (SDHCI)
+ often referrered to as the HSMMC block in some of the Samsung S3C
+ range of SoC.
+
+ Note, due to the problems with DMA, the DMA support is only
+ available with CONFIG_EXPERIMENTAL is selected.
+
+ If you have a controller with this interface, say Y or M here.
+
+ If unsure, say N.
+
+config MMC_SDHCI_S3C_DMA
+ bool "DMA support on S3C SDHCI"
+ depends on MMC_SDHCI_S3C && EXPERIMENTAL
+ help
+ Enable DMA support on the Samsung S3C SDHCI glue. The DMA
+ has proved to be problematic if the controller encounters
+ certain errors, and thus should be treated with care.
+
+ YMMV.
+
config MMC_OMAP
tristate "TI OMAP Multimedia Card Interface support"
depends on ARCH_OMAP