northbridge/intel/i945: transition away from device_t

Replace the use of the old device_t definition inside
northbridge/intel/i945.

The patch has been tested both with the arch/io.h definition of
device_t enabled and disabled in order to ensure compatibility
while the transaction takes place.

Change-Id: I041c150a7b50261e26955ad9287ef05b9a06e412
Signed-off-by: Antonello Dettori <dev@dettori.io>
Reviewed-on: https://review.coreboot.org/16371
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
1 file changed