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mb/google/fatcat/var/francka: Update Touch screen configuration

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Correct the GPIO pin(GPP_B18) configuration issue base on schematic.
TCHSCR_REPORT_DISABLE(GPP_B18):
Low : Enable
High : Disable

BUG=b:391720235
TEST=Build and boot to OS in francka. Touch screen is workable.

Change-Id: Iba26f496176c2e406285df323e3da3e861fa2ffc
Signed-off-by: Ian Feng <ian_feng@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/86117
Reviewed-by: Jayvik Desai <jayvik@google.com>
Reviewed-by: Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Pranava Y N <pranavayn@google.com>
This commit is contained in:
Ian Feng 2025-01-23 10:33:01 +08:00 • committed by Subrata Banik
commit d35a75757f
2 changed files with 2 additions and 2 deletions
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2
src/mainboard/google/fatcat/variants/francka/gpio.c
View file

@ -86,7 +86,7 @@ static const struct pad_config gpio_table[] = {
/* GPP_B17: SOC_ENVDD2 */
PAD_CFG_NF(GPP_B17, NONE, DEEP, NF2),
/* GPP_B18: TCHSCR_REPORT_DISABLE */
PAD_CFG_GPO(GPP_B18, 0, PLTRST),
PAD_CFG_GPO(GPP_B18, 1, PLTRST),
/* GPP_B19: SOC_CNVI_EN# */
PAD_CFG_GPO(GPP_B19, 0, PLTRST),
/* GPP_B20: SOC_WWAN_RST# */

2
src/mainboard/google/fatcat/variants/francka/overridetree.cb
View file

@ -200,7 +200,7 @@ chip soc/intel/pantherlake
register "generic.detect" = "1"
register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_B08)"
register "generic.reset_delay_ms" = "200"
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B18)"
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_B18)"
register "generic.enable_delay_ms" = "12"
register "generic.has_power_resource" = "1"
register "hid_desc_reg_offset" = "0x01"