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mb/google/nissa/var/yavilla: Add stop pin for G2 touchscreen

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Add stop pin control for G2 touchscreen.

BUG=b:456578327
TEST=build and verified Touchscreen work normally.

Change-Id: I0581fffdc2ec16a1c36b2e716b0fae27bad465ee
Signed-off-by: Tony Huang <tony-huang@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/89813
Reviewed-by: Derek Huang <derekhuang@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>
This commit is contained in:
Tony Huang 2025-10-30 10:51:54 +08:00 • committed by Matt DeVillier
commit e167e56883
1 changed files with 3 additions and 0 deletions
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src/mainboard/google/brya/variants/yavilla/overridetree.cb
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@ -330,6 +330,9 @@ chip soc/intel/alderlake
register "generic.detect" = "1"
register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C1)"
register "generic.reset_delay_ms" = "50"
register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C6)"
register "generic.stop_delay_ms" = "55"
register "generic.stop_off_delay_ms" = "5"
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C0)"
register "generic.enable_delay_ms" = "1"
register "generic.has_power_resource" = "1"