diff options
| author | Frank Wu <frank_wu@compal.corp-partner.google.com> | 2020-12-25 11:32:30 +0800 |
|---|---|---|
| committer | Furquan Shaikh <furquan@google.com> | 2021-01-07 03:57:29 +0000 |
| commit | f8d7374bab0ee911054ff5012dc120172af80a61 (patch) | |
| tree | 441eaf629c65bc90ff3cf7e899e1c7509fbeaccb /src/mainboard/google/zork | |
| parent | 54f8b9ee7428068f0acb27d43d70d95c64b1a7ba (diff) | |
mb/google/zork/var/vilboz: Fix Goodix touchscreen power sequence
According Goodix GT7375P Programming Guide_Rev.0.6, increase the stop
delay time from 100 ms to 160 ms.
The power sequence is not met with the latest guide_rev.0.6.
BUG=b:176270381
BRANCH=zork
TEST=Confirm the measured waveform complies with Goodix touchscreen spec.
Signed-off-by: Frank Wu <frank_wu@compal.corp-partner.google.com>
Change-Id: I687ffa2eb13a9ddecb3045c5e1540b94417329ec
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48907
Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com>
Reviewed-by: Rob Barnes <robbarnes@google.com>
Reviewed-by: Kangheui Won <khwon@chromium.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/google/zork')
| -rw-r--r-- | src/mainboard/google/zork/variants/vilboz/overridetree.cb | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/google/zork/variants/vilboz/overridetree.cb b/src/mainboard/google/zork/variants/vilboz/overridetree.cb index a3c2c978cf..f484e9a713 100644 --- a/src/mainboard/google/zork/variants/vilboz/overridetree.cb +++ b/src/mainboard/google/zork/variants/vilboz/overridetree.cb @@ -108,7 +108,7 @@ chip soc/amd/picasso register "generic.reset_off_delay_ms" = "2" register "generic.reset_delay_ms" = "20" register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPIO_144)" - register "generic.stop_delay_ms" = "100" + register "generic.stop_delay_ms" = "160" register "generic.stop_off_delay_ms" = "2" register "generic.has_power_resource" = "1" register "hid_desc_reg_offset" = "0x01" |