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_bfin5xx.c b/drivers/spi/spi_bfin5xx.c
index 6635e15..a9ac1fd 100644
--- a/drivers/spi/spi_bfin5xx.c
+++ b/drivers/spi/spi_bfin5xx.c
@@ -1396,7 +1396,7 @@
 #define bfin5xx_spi_resume NULL
 #endif				/* CONFIG_PM */
 
-MODULE_ALIAS("bfin-spi-master");	/* for platform bus hotplug */
+MODULE_ALIAS("platform:bfin-spi");
 static struct platform_driver bfin5xx_spi_driver = {
 	.driver	= {
 		.name	= DRV_NAME,