mb/google/coral: add usb2 phy setting override for some variants

Due to there are some chances USB devices can not be detected.
USB2 port#1 and #4 PHY register need to be overridden for variants
Santa/Lava/Blue/Bruce/Astronaut.

port#1:
PERPORTPETXISET = 4
PERPORTTXISET = 4
IUSBTXEMPHASISEN= 1
PERPORTTXPEHALF= 0

port#4:
PERPORTPETXISET = 7
PERPORTTXISET = 7
IUSBTXEMPHASISEN= 1
PERPORTTXPEHALF= 0

BUG=b:72623892
BRANCH=master
TEST=emerge-coral coreboot chromeos-bootimage

Change-Id: I401905685cc3078df657919b162272c3de320296
Signed-off-by: Pan Sheng-Liang <Sheng-Liang.Pan@quantatw.com>
Reviewed-on: https://review.coreboot.org/23881
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
1 file changed