mmc: davinci_mmc: set MODULE_ALIAS to allow autoloading

Davinci MMC platform devices (as in mach-davinci/devices-da8xx.c) use
"davinci_mmc" as their name. To allow autoloading of the relevant
driver, the module needs to set the MODULE_ALIAS.
Signed-off-by: Jan Luebbe <jlu@pengutronix.de>
Signed-off-by: Chris Ball <cjb@laptop.org>

drivers/mmc/host/davinci_mmc.c

@@ -1533,4 +1533,5 @@ module_exit(davinci_mmcsd_exit);
 MODULE_AUTHOR("Texas Instruments India");
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("MMC/SD driver for Davinci MMC controller");
+MODULE_ALIAS("platform:davinci_mmc");