From da291075728fb69d8a789a7e64d2aaeee6289408 Mon Sep 17 00:00:00 2001 From: Subrata Banik Date: Wed, 7 May 2025 17:35:18 +0530 Subject: [PATCH] mb/google/fatcat/var/francka: Reduce generic reset delay to 10ms The existing 200ms `generic.reset_delay_ms` for the Francka variant is unnecessarily long. This commit reduces the delay to 10ms. A 10ms delay has been verified as adequate for the hardware to reset correctly, maintaining touchscreen operation post-boot. This change contributes to a slightly faster resume sequence (optimized by ~190ms) by removing a superfluous wait time. BUG=b:411164455 TEST=Able to boot google/francka with touchscreen functional. Change-Id: I8984617669c804b7d4ad32b3c67d87f3027fa1c1 Signed-off-by: Subrata Banik Reviewed-on: https://review.coreboot.org/c/coreboot/+/87568 Tested-by: build bot (Jenkins) Reviewed-by: Pranava Y N --- src/mainboard/google/fatcat/variants/francka/overridetree.cb | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/mainboard/google/fatcat/variants/francka/overridetree.cb b/src/mainboard/google/fatcat/variants/francka/overridetree.cb index b44cdc6291..405be4547d 100644 --- a/src/mainboard/google/fatcat/variants/francka/overridetree.cb +++ b/src/mainboard/google/fatcat/variants/francka/overridetree.cb @@ -206,7 +206,7 @@ chip soc/intel/pantherlake register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_E01_IRQ)" register "generic.detect" = "1" register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_B08)" - register "generic.reset_delay_ms" = "200" + register "generic.reset_delay_ms" = "10" register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_B18)" register "generic.enable_delay_ms" = "12" register "generic.has_power_resource" = "1"