mmc: Add new via-sdmmc host controller driver

This adds the via-sdmmc driver for the SD/MMC-controller of VIA,
which is found in a number of recent integrated VIA chipset
products.

Signed-off-by: Harald Welte <HaraldWelte@viatech.com>
Signed-off-by: Pierre Ossman <pierre@ossman.eu>
diff --git a/MAINTAINERS b/MAINTAINERS
index 5b526ce..1d47043 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -6230,6 +6230,14 @@
 F:	Documentation/i2c/busses/i2c-viapro
 F:	drivers/i2c/busses/i2c-viapro.c
 
+VIA SD/MMC CARD CONTROLLER DRIVER
+P:	Joseph Chan
+M:	JosephChan@via.com.tw
+P:	Harald Welte
+M:	HaraldWelte@viatech.com
+S:	Maintained
+F:	drivers/mmc/host/via-sdmmc.c
+
 VIA UNICHROME(PRO)/CHROME9 FRAMEBUFFER DRIVER
 P:	Joseph Chan
 M:	JosephChan@via.com.tw