spi: fix platform driver hotplug/coldplug

Since 43cc71eed1250755986da4c0f9898f9a635cb3bf, the platform modalias is
prefixed with "platform:".  Add MODULE_ALIAS() to the hotpluggable SPI
platform drivers, to allow module auto loading.

[dbrownell@users.sourceforge.net: more drivers: registration fixes]
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
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>
diff --git a/drivers/spi/spi_s3c24xx.c b/drivers/spi/spi_s3c24xx.c
index 6e834b8b..e75103a 100644
--- a/drivers/spi/spi_s3c24xx.c
+++ b/drivers/spi/spi_s3c24xx.c
@@ -415,7 +415,7 @@
 #define s3c24xx_spi_resume  NULL
 #endif
 
-MODULE_ALIAS("s3c2410_spi");			/* for platform bus hotplug */
+MODULE_ALIAS("platform:s3c2410-spi");
 static struct platform_driver s3c24xx_spidrv = {
 	.remove		= __exit_p(s3c24xx_spi_remove),
 	.suspend	= s3c24xx_spi_suspend,