From 73b723d7dbb371ec294c5306b8a839cfe93e1bcd Mon Sep 17 00:00:00 2001 From: Matt DeVillier Date: Tue, 31 Jul 2018 16:41:06 -0500 Subject: google/cyan: Switch Touchpad and Touchscreen interrupts to be level-triggered Adapted from chromium commit 126d352 [Strago: switch Touchpad and Touchscreen interrupts to be level-triggered] The Elan and other touch controllers found in this device work much more reliably if used with level-triggered interrupts rather than edge-triggered. TEST=Boot several cyan boards, verify that touchpad and touchscreen work. Original-Change-Id: I59d05d9dfa9c41e5472d756ef51f0817a503c889 Original-Signed-off-by: Dmitry Torokhov Original-Reviewed-on: https://chromium-review.googlesource.com/894689 Original-Reviewed-by: Aaron Durbin Change-Id: Ia4f8cf83351dae0d78995ce0b0ed902d1e4ac3e8 Signed-off-by: Matt DeVillier Reviewed-on: https://review.coreboot.org/27759 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel Reviewed-by: Aaron Durbin --- src/mainboard/google/cyan/acpi/trackpad_atmel.asl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/mainboard/google/cyan/acpi') diff --git a/src/mainboard/google/cyan/acpi/trackpad_atmel.asl b/src/mainboard/google/cyan/acpi/trackpad_atmel.asl index 96ec3db571..96f3185804 100644 --- a/src/mainboard/google/cyan/acpi/trackpad_atmel.asl +++ b/src/mainboard/google/cyan/acpi/trackpad_atmel.asl @@ -33,7 +33,7 @@ Scope (\_SB.PCI0.I2C6) AddressingMode7Bit, // AddressingMode "\\_SB.PCI0.I2C6", // ResourceSource ) - GpioInt (Edge, ActiveLow, ExclusiveAndWake, PullNone,, + GpioInt (Level, ActiveLow, ExclusiveAndWake, PullNone,, "\\_SB.GPNC") { BOARD_TRACKPAD_GPIO_INDEX } }) -- cgit v1.2.3