common: Drop linux/bitops.h from common header

Move this uncommon header out of the common header.

Signed-off-by: Simon Glass <sjg@chromium.org>

sound: Add a driver for max98088

This chip is used by spring. Add a driver for it and update the
samsung_sound driver to pick it up.

Signed-off-by: Simon Glass <sjg@chromium.org>

sound: Add a driver for max98088

This chip is used by spring. Add a driver for it and update the
samsung_sound driver to pick it up.

Signed-off-by: Simon Glass <sjg@chromium.org>