Split all methods between DW0 and DW1 to avoid the mistake of using any
DW0 method with DW1 receiver and make the code safer. Also make some
code style fixes.
TEST: make test = PASS
Change-Id: Id64e2a5e29f1d561597004ac83d32e3c80c16ebd
Signed-off-by: Maxim Polyakov <max.senia.poliak@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/70309
Reviewed-by: David Hendricks <david.hendricks@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>