From 8a0e6b5c74d3103686f44dc81eab1d29ea6b317a Mon Sep 17 00:00:00 2001 From: Matt DeVillier Date: Thu, 27 Apr 2023 10:04:27 -0500 Subject: mb/google/brya: Use runtime detection for touchscreens Now that power sequencing has been implemented, switch from using ACPI "probed" flag to "detect" flag for all i2c touchscreens. This removes non-present devices from the SSDT and relieves the OS of the burden of probing. TEST=build/boot Windows/linux on redrix?, verify touchscreen functional in OS, dump ACPI and verify only i2c devices actually present on the board have entries in the SSDT. Change-Id: I0273014b2d164f67f503da7b968a09256bffb43c Signed-off-by: Matt DeVillier Reviewed-on: https://review.coreboot.org/c/coreboot/+/74929 Reviewed-by: Martin L Roth Tested-by: build bot (Jenkins) --- src/mainboard/google/brya/variants/volmar/overridetree.cb | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/mainboard/google/brya/variants/volmar') diff --git a/src/mainboard/google/brya/variants/volmar/overridetree.cb b/src/mainboard/google/brya/variants/volmar/overridetree.cb index 9f61eed7b2..b908efe690 100644 --- a/src/mainboard/google/brya/variants/volmar/overridetree.cb +++ b/src/mainboard/google/brya/variants/volmar/overridetree.cb @@ -259,7 +259,7 @@ chip soc/intel/alderlake register "generic.hid" = ""ELAN90FC"" register "generic.desc" = ""ELAN Touchscreen"" register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_C7_IRQ)" - register "generic.probed" = "1" + register "generic.detect" = "1" register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C1)" register "generic.reset_delay_ms" = "150" -- cgit v1.2.3