MUSB: OMAP: make musb_platform_suspend() 'static'

This function is only called inside omap2430.c...
Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/musb/omap2430.c

@@ -275,7 +275,7 @@ void musb_platform_restore_context(struct musb *musb,
 }
 #endif
 
-int musb_platform_suspend(struct musb *musb)
+static int musb_platform_suspend(struct musb *musb)
 {
 	u32 l;