Enable wifi sar feature and set wifi sar name for dragonair sku.
BUG=b:142109545
TEST=emerge-hatch coreboot chromeos-bootimage
1. Check wifi_sar-dragonair.hex in /cbfs-rw-raw/dratini
2. Add iwlwifi.debug into kernel params.
3. check SAR value from dmesg only when sku id is 21/22
Change-Id: I0e08610b7c7d2d8da5a749d278bcde26af590e31
Signed-off-by: Wisley Chen <wisley.chen@quantatw.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/35807
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Fagerburg <pfagerburg@chromium.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
1425441ce4