ARM: OMAP: Make plat/omap_hwmod.h local to mach-omap2

Let's make omap_hwmod local to mach-omap2 for
ARM common zImage support.

Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/wd_timer.h b/arch/arm/mach-omap2/wd_timer.h
index f6bbba7..a78f810 100644
--- a/arch/arm/mach-omap2/wd_timer.h
+++ b/arch/arm/mach-omap2/wd_timer.h
@@ -10,7 +10,7 @@
 #ifndef __ARCH_ARM_MACH_OMAP2_WD_TIMER_H
 #define __ARCH_ARM_MACH_OMAP2_WD_TIMER_H
 
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
 
 extern int omap2_wd_timer_disable(struct omap_hwmod *oh);
 extern int omap2_wd_timer_reset(struct omap_hwmod *oh);