Change in coreboot[master]: google/trogdor: Update the power on sequence of ps8640

[Xuxin Xiong (Code Review)]

Attention is currently required from: Wentao Qin.
Hello build bot (Jenkins), Wentao Qin,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/58994

to look at the new patch set (#2).

Change subject: google/trogdor: Update the power on sequence of ps8640
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google/trogdor: Update the power on sequence of ps8640

For the Qualcomm PBL configuration of GPIO, we need to initial the
GPIOs for VDD33# and RST# at the beginning of coreboot. According to
the pa8640 latest spec v1.4, update the sequence of VDD33# and PD#.

BUG=b:204637643
BRANCH=trogdor
TEST=verified the waveform of ps8640 at coreboot phase.

Signed-off-by: xuxinxiong 
Change-Id: Ia378aafa49ec462c990501ce48721e330d9648b0
---
M src/mainboard/google/trogdor/chromeos.c
M src/mainboard/google/trogdor/mainboard.c
2 files changed, 12 insertions(+), 4 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/94/58994/2