diff options
| author | Jamie Chen <jamie_chen@compal.corp-partner.google.com> | 2024-02-27 15:22:52 +0800 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2024-03-13 14:50:59 +0000 |
| commit | 186907c4f7787bffc1e49dd988e53976099385d5 (patch) | |
| tree | 73a2ed2a67c3262eaec33929fb08c54775663f0d /src/mainboard/google | |
| parent | 6833e8c01afc2827f150135f3805dc71820ddaa4 (diff) | |
mb/google/brya/var/omniknight: Pull down USI_REPORT_EN in romstage
Pull down USI_REPORT_EN(GPP_C6) in romstage to solve
an abnormal peek pull high before BL_EN.
Because power sequence no meet spec, pre #comment36,
it may have ghost touch.
BUG=b:326337003
TEST=FW_NAME=omnigul emerge-brya coreboot, measurement of HW and test
touch detection by evtest
Change-Id: I66f4a7915f135927fbc0a16254dece202dfc23a2
Signed-off-by: Jamie Chen <jamie_chen@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/80769
Reviewed-by: Derek Huang <derekhuang@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>
Diffstat (limited to 'src/mainboard/google')
| -rw-r--r-- | src/mainboard/google/brya/variants/omnigul/gpio.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/omnigul/gpio.c b/src/mainboard/google/brya/variants/omnigul/gpio.c index c0216983cb..46d1584d2d 100644 --- a/src/mainboard/google/brya/variants/omnigul/gpio.c +++ b/src/mainboard/google/brya/variants/omnigul/gpio.c @@ -321,6 +321,9 @@ static const struct pad_config romstage_gpio_table[] = { PAD_CFG_GPO(GPP_C0, 1, DEEP), /* C1 : SMBDATA ==> USI_RST_L */ PAD_CFG_GPO(GPP_C1, 0, DEEP), + /* C6 : SML1CLK ==> USI_REPORT_EN */ + PAD_CFG_GPO(GPP_C6, 0, DEEP), + // D1 : ISH_GP1 ==> FP_RST_ODL / PAD_CFG_GPO(GPP_D1, 0, DEEP), // D2 : ISH_GP2 ==> EN_FP_PWR / |