After commit 6b849bcff0004aa5dd216b4d3eb56f51c9df8a72 (ASoC: Convert PXA
AC97 driver to probe with the platform device) AC97 controller device
should be registered explicitly for both ASoC and generic AC97 drivers
Signed-off-by: Mike Rapoport <mike@compulab.co.il> Signed-off-by: Eric Miao <eric.y.miao@gmail.com>