google/nautilus: Add Maxim98357a support

Adds Maxim98357a support for Nautilus using the generic driver
in drivers/generic/max98357

BUG=b:68686020
TEST=With entire merged audio should be enabled on max98357
speaker codec.

Change-Id: I958bf7c1395259b3e3fb30332882fd51a48dc0cc
Signed-off-by: Naveen Manohar <naveen.m@intel.com>
Reviewed-on: https://review.coreboot.org/22458
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
2 files changed