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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>
This commit is contained in:
Frank Wu 2020-12-25 11:32:30 +08:00 committed by Furquan Shaikh
parent 54f8b9ee74
commit f8d7374bab
1 changed files with 1 additions and 1 deletions
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src/mainboard/google/zork/variants/vilboz/overridetree.cb
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@ -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"