diff options
| author | Sheng-Liang Pan <sheng-liang.pan@quanta.corp-partner.google.com> | 2021-08-24 10:14:49 +0800 |
|---|---|---|
| committer | Tim Wawrzynczak <twawrzynczak@chromium.org> | 2021-09-08 14:36:38 +0000 |
| commit | 1fdda3e9d237ce79d746314cc0b090eea081857e (patch) | |
| tree | fdba99bf3f9f42d068539d8cb8e2eb3e9da75998 | |
| parent | 44985ae75712fd5b281ca34dc1ff185e9e77a0c2 (diff) | |
mb/google/volteer/var/chronicler: change GPP_A8 pin define
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>
| -rw-r--r-- | src/mainboard/google/volteer/variants/chronicler/gpio.c | 2 | ||||
| -rw-r--r-- | src/mainboard/google/volteer/variants/chronicler/overridetree.cb | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/src/mainboard/google/volteer/variants/chronicler/gpio.c b/src/mainboard/google/volteer/variants/chronicler/gpio.c index 2c61cc2cd3..1ffc875333 100644 --- a/src/mainboard/google/volteer/variants/chronicler/gpio.c +++ b/src/mainboard/google/volteer/variants/chronicler/gpio.c @@ -10,7 +10,7 @@ static const struct pad_config override_gpio_table[] = { /* A7 : I2S2_SCLK ==> EN_PP3300_TRACKPAD */ PAD_CFG_GPO(GPP_A7, 1, DEEP), /* A8 : I2S2_SFRM ==> EN_PP3300_TOUCHSCREEN */ - PAD_CFG_GPO(GPP_A8, 0, DEEP), + PAD_CFG_GPO(GPP_A8, 1, DEEP), /* A10 : I2S2_RXD ==> EN_SPKR_PA */ PAD_CFG_GPO(GPP_A10, 1, DEEP), /* A13 : PMC_I2C_SCL ==> BT_DISABLE_L */ diff --git a/src/mainboard/google/volteer/variants/chronicler/overridetree.cb b/src/mainboard/google/volteer/variants/chronicler/overridetree.cb index 8527de047c..4b9f0952a9 100644 --- a/src/mainboard/google/volteer/variants/chronicler/overridetree.cb +++ b/src/mainboard/google/volteer/variants/chronicler/overridetree.cb @@ -227,7 +227,7 @@ chip soc/intel/tigerlake register "reset_delay_ms" = "10" register "reset_off_delay_ms" = "5" register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_A8)" - register "enable_delay_ms" = "55" + register "enable_delay_ms" = "5" register "has_power_resource" = "1" device i2c 34 on end end |