Set GPIO GPP_A8 as high to enable EN_PP3300_TOUCHSCREEN.
also reduce enable delay time for meet panel power sequence.
BUG=b:197668845
BRANCH=volteer
TEST=FW_NAME=chronicler emerge-volteer coreboot chromeos-bootimage
Verify no corruption is seen on the screen
panel power sequence meet spec
Signed-off-by: Sheng-Liang Pan <sheng-liang.pan@quanta.corp-partner.google.com>
Change-Id: I9a0c1d0afafb2c446fcb3d18e1a67573218614e8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/57103
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
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|---|---|---|
| .. | ||
| spd | ||
| variants | ||
| board_info.txt | ||
| bootblock.c | ||
| chromeos.c | ||
| chromeos.fmd | ||
| dsdt.asl | ||
| ec.c | ||
| fw_config.c | ||
| Kconfig | ||
| Kconfig.name | ||
| mainboard.asl | ||
| mainboard.c | ||
| Makefile.inc | ||
| romstage.c | ||
| smihandler.c | ||