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mb/google/nissa/var/uldren: Increase Touch IC enable delay time

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According to the datasheet and the LCD team’s response, increase Touch
IC enable delay time to resolve touch failure after resume.

BUG=b:458190286
TEST=1. Checked the touch screen power sequence waveform. The result is in b:458190286#comment4.
2. The touch feature works after resume.

Change-Id: Ia5a1d028721b1181d38730c23b27a80fa97e0dd7
Signed-off-by: Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/89937
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>
This commit is contained in:
Dtrain Hsu 2025-11-07 10:25:55 +08:00 • committed by Matt DeVillier
commit 541fd14fd9
1 changed files with 3 additions and 3 deletions
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6
src/mainboard/google/brya/variants/uldren/overridetree.cb
View file

@ -219,7 +219,7 @@ chip soc/intel/alderlake
register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C6)"
register "generic.stop_delay_ms" = "130"
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C0)"
register "generic.enable_delay_ms" = "1"
register "generic.enable_delay_ms" = "10"
register "generic.has_power_resource" = "1"
register "generic.use_gpio_for_status" = "true"
register "hid_desc_reg_offset" = "0x20"
@ -239,7 +239,7 @@ chip soc/intel/alderlake
register "stop_delay_ms" = "280"
register "stop_off_delay_ms" = "2"
register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C0)"
register "enable_delay_ms" = "1"
register "enable_delay_ms" = "6"
register "has_power_resource" = "true"
register "use_gpio_for_status" = "true"
device i2c 10 on
@ -311,7 +311,7 @@ chip soc/intel/alderlake
register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C6)"
register "generic.stop_delay_ms" = "130"
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C0)"
register "generic.enable_delay_ms" = "1"
register "generic.enable_delay_ms" = "10"
register "generic.has_power_resource" = "1"
register "generic.use_gpio_for_status" = "true"
register "hid_desc_reg_offset" = "0x20"