mfd: Fix build breakage in omap-usb-host.c
mfd: Fix build breakage in omap-usb-host.c

'ARM: OMAP3: USB: Fix the EHCI ULPI PHY reset issue' removes the include for
linux/gpio.h from omap-usb-host.c. This include indirectly includes plat/cpu.h
which is required by omap-usb-host.c. Fix the build breakage by including
it directly.

Acked-by: Keshava Munegowda <0cd63a62940a63fb94025b1d457ed3dc0e1f062e@ti.com>
Acked-by: Kevin Hilman <f9849b02abe18c1ece6bd40346458ed53f49d31b@ti.com>
Tested-by: Arend van Spriel <06447fbe43693466d3293d0b5eaeeb2efd3d7d3a@broadcom.com>
Signed-off-by: Russ Dill <0c94be1e05c521ac52b042b0d7289f99c300abb9@ti.com>
Signed-off-by: Samuel Ortiz <0ba86cb3f08bbb861958e54bd3438887adb4263c@linux.intel.com>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas