fix file specification in comments

Many files include the filename at the beginning, serveral used a wrong one.

Signed-off-by: Uwe Zeisberger <Uwe_Zeisberger@digi.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/arch/arm/mach-omap2/prcm-regs.h b/arch/arm/mach-omap2/prcm-regs.h
index 22ac7be..5e1c4b5 100644
--- a/arch/arm/mach-omap2/prcm-regs.h
+++ b/arch/arm/mach-omap2/prcm-regs.h
@@ -1,5 +1,5 @@
 /*
- * linux/arch/arm/mach-omap2/prcm-reg.h
+ * linux/arch/arm/mach-omap2/prcm-regs.h
  *
  * OMAP24XX Power Reset and Clock Management (PRCM) registers
  *