diff options
| author | Tim Chen <Tim-Chen@quantatw.com> | 2018-02-27 19:42:46 +0800 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2018-03-01 16:07:59 +0000 |
| commit | 70ba1b7e78930acca578114cdadcbcec367730e8 (patch) | |
| tree | cd65302b640e8cd4bc00adaea6b2c2ffcddecb39 /gnat.adc | |
| parent | 06e3e1f055593bd2e2906f43040a703bc471cde4 (diff) | |
mb/google/reef: Override USB2 phy settings
Sometimes the USB device is not detected. USB2 port#1 and #4 PHY register need
to be overridden.
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-reef coreboot chromeos-bootimage
Change-Id: Iab782ac6dfd81af839fff0e60e2b2460ce722733
Signed-off-by: Tim Chen <Tim-Chen@quantatw.com>
Reviewed-on: https://review.coreboot.org/23878
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'gnat.adc')
0 files changed, 0 insertions, 0 deletions