tree 8f9e62d119fbf8021ed195928b405fc62d767994
parent 51c4d9fbfd9611978627ce6111b1083379a4b829
author Eric Lai <ericr_lai@compal.corp-partner.google.com> 1619511399 +0800
committer Patrick Georgi <pgeorgi@google.com> 1619673933 +0000

mb/google/brya: Adjust WWAN power sequence

Follow L850GL spec to adjust power sequence. RST need to drive low
before power on then drive to high.

SPEC:FIBOCOM_L850-GL Hardware User Manual_V1.0.8

BUG=b:186374631
TEST=WWAN is detected by lsusb.

Signed-off-by: Eric Lai <ericr_lai@compal.corp-partner.google.com>
Change-Id: I13357677bb1ab185abf1d4c915a762a9d6894312
Reviewed-on: https://review.coreboot.org/c/coreboot/+/52694
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>