drivers/sof: Add support for max98357a with 4-ch output

Will allow boards using this speaker configuration to correctly specify
their output type.

TEST=tested with rest of patch train

Change-Id: Iefcfc928e2611f533af1a2962ec2761ec1b7bf3a
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/75210
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: CoolStar <coolstarorganization@gmail.com>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

0 files changed, 0 insertions, 0 deletions