omap: mailbox: standarize on 'omap-mailbox'

omap{1,2}-mailbox are modules that provide the 'omap-mailbox' driver.

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Hiroshi DOYU <Hiroshi.DOYU@nokia.com>
diff --git a/arch/arm/mach-omap2/mailbox.c b/arch/arm/mach-omap2/mailbox.c
index 4c0c112..62d5ffe 100644
--- a/arch/arm/mach-omap2/mailbox.c
+++ b/arch/arm/mach-omap2/mailbox.c
@@ -18,8 +18,6 @@
 #include <plat/mailbox.h>
 #include <mach/irqs.h>
 
-#define DRV_NAME "omap2-mailbox"
-
 #define MAILBOX_REVISION		0x000
 #define MAILBOX_SYSCONFIG		0x010
 #define MAILBOX_SYSSTATUS		0x014
@@ -451,7 +449,7 @@
 	.probe = omap2_mbox_probe,
 	.remove = __devexit_p(omap2_mbox_remove),
 	.driver = {
-		.name = DRV_NAME,
+		.name = "omap-mailbox",
 	},
 };
 
@@ -472,4 +470,4 @@
 MODULE_DESCRIPTION("omap mailbox: omap2/3/4 architecture specific functions");
 MODULE_AUTHOR("Hiroshi DOYU <Hiroshi.DOYU@nokia.com>");
 MODULE_AUTHOR("Paul Mundt");
-MODULE_ALIAS("platform:"DRV_NAME);
+MODULE_ALIAS("platform:omap2-mailbox");