sb/amd/sr5650: Get rid of device_t

Change-Id: If03864d5e32dfc4a2e5e11a96a4df62699ca4392
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/26474
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
3 files changed