mainboard/google/reef: Use device driver for DA7219 configuration

Use the device driver for DA7219 device configuration in the SSDT and
remove the static copy in the DSDT.

Tested on reef to ensure that the generated SSDT contents are
equivalent to the current DSDT contents.

Change-Id: I288eb05d0cb3f5310c4dca4aa1eab5a029f216af
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://review.coreboot.org/15539
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
3 files changed