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mb/google/volteer/var/voema: Remove stop delay time for ELAN TS 

Remove register "generic.stop_delay_ms" and measure data, it still
can meet elan touchscreen specification that reset pull high to
I2C time > 150ms (T3 > 150ms).

BUG=b:185308246
TEST=Measure the T3 delay time is greater than 150ms on voema

Signed-off-by: David Wu <david_wu@quanta.corp-partner.google.com>
Change-Id: Id326fd4d9d71eef171580b1c6001505e698b40a3
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56087
Reviewed-by: YH Lin <yueherngl@google.com>
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
David Wu 2021-07-05 20:10:23 +08:00 committed by Felix Held
parent 440893df3c
commit 595b940ef0
1 changed files with 0 additions and 1 deletions
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src/mainboard/google/volteer/variants/voema/overridetree.cb
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@ -71,7 +71,6 @@ chip soc/intel/tigerlake
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_F16)"
register "generic.enable_delay_ms" = "10"
register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_E3)"
register "generic.stop_delay_ms" = "150"
register "generic.has_power_resource" = "1"
register "generic.disable_gpio_export_in_crs" = "1"
register "hid_desc_reg_offset" = "0x01"