tree 82bf2226ad95f7b0324e7d6b9a67205122ba6354
parent 132a3ab1a71aa19a38eef9bb81f1b8e8ec437495
author Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com> 1680750008 +0800
committer Subrata Banik <subratabanik@google.com> 1681099123 +0000

mb/google/brya/var/omnigul: Add usb_lpm_incapable for DB Type-C port

Intel ADL-P USB Type-C ports are not compatible with Parade PS8815
retimer on USB U1/U2 transition. The usb_lpm_incapable config is
used to disable USB U1/U2 transition for these Type-C ports.

BUG=b:277149723
BRANCH=firmware-brya-14505.B
TEST=Plug in device and check LPM sysfs nodes are disabled
localhost ~ # cat /sys/bus/usb/devices/2-3/power/usb3_hardware_lpm_u1
disabled
localhost ~ # cat /sys/bus/usb/devices/2-3/power/usb3_hardware_lpm_u2
disabled

Change-Id: I618cd09f45ede0a76cf46b3e467ba87775dd5d9d
Signed-off-by: Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74246
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Ron Lee <ron.lee@intel.com>
Reviewed-by: Derek Huang <derekhuang@google.com>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>