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mb/google/brya/variants/volmar: Update ELAN touchscreen timing

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ELAN updated the datasheet, the HID/I2C protocol's T3 delay
time is 150ms now. Modify the volmar's delay time to follow
the requiremnet.

BUG=b:257073343
TEST=Build firmware and measure the T3 timing of resume
     and boot up on volmar DUT.
     Run Suspend/Resume with UI test and got pass.

Signed-off-by: Ren Kuo <ren.kuo@quanta.corp-partner.google.com>
Change-Id: I40a30ed567cd676d0a9373527d93fe51f89d39e9
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69559
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
This commit is contained in:
Ren Kuo 2022-11-14 10:18:32 +08:00 • committed by Martin L Roth
commit 35bd7afafe
1 changed files with 1 additions and 1 deletions
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2
src/mainboard/google/brya/variants/volmar/overridetree.cb
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@ -262,7 +262,7 @@ chip soc/intel/alderlake
register "generic.probed" = "1"
register "generic.reset_gpio" =
"ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C1)"
register "generic.reset_delay_ms" = "20"
register "generic.reset_delay_ms" = "150"
register "generic.reset_off_delay_ms" = "1"
register "generic.enable_gpio" =
"ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C0)"