mpc8xxx: USB: Relocates ehci-fsl.h to include/usb

The following patch moves 8xxx-specifc USB #defines from
drivers/usb/host/ehci-fsl.h to include/usb.
Signed-off-by: NVivek Mahajan <vivek.mahajan@freescale.com>
Signed-off-by: NRemy Bohmer <linux@bohmer.net>

drivers/usb/host/ehci-fsl.c

@@ -27,7 +27,7 @@
 #include <asm/bitops.h>
 
 #include "ehci.h"
-#include "ehci-fsl.h"
+#include <usb/ehci-fsl.h>
 #include "ehci-core.h"
 
 /*