[S] Change in coreboot[master]: mb/google/drallion: Set touchpad/screen IRQs to LEVEL vs EDGE

[Martin L Roth (Code Review)]

Martin L Roth has submitted this change. ( https://review.coreboot.org/c/coreboot/+/71192 )

Change subject: mb/google/drallion: Set touchpad/screen IRQs to LEVEL vs EDGE
......................................................................

mb/google/drallion: Set touchpad/screen IRQs to LEVEL vs EDGE

The GPIOs themselves are configured as level triggered, and the drivers
(both Linux and Windows) work better with LEVEL vs EDGE triggering.

TEST=tested with rest of patch train

Change-Id: I1bdbf017bc7480f59cec85c70d6e71dac294dcd2
Signed-off-by: Matt DeVillier 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/71192
Tested-by: build bot (Jenkins) 
Reviewed-by: Angel Pons 
---
M src/mainboard/google/drallion/variants/drallion/devicetree.cb
1 file changed, 21 insertions(+), 3 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Angel Pons: Looks good to me, approved

diff --git a/src/mainboard/google/drallion/variants/drallion/devicetree.cb b/src/mainboard/google/drallion/variants/drallion/devicetree.cb
index a9de097..6001a86 100644
--- a/src/mainboard/google/drallion/variants/drallion/devicetree.cb
+++ b/src/mainboard/google/drallion/variants/drallion/devicetree.cb
@@ -378,7 +378,7 @@
    		chip drivers/i2c/generic
    			register "hid" = ""MLFS0000""
    			register "desc" = ""Melfas Touchscreen""
-				register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_C23_IRQ)"
+				register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_C23_IRQ)"
    			register "probed" = "1"
    			register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_D15)"
    			register "reset_delay_ms" = "10"
@@ -397,14 +397,14 @@
    		chip drivers/i2c/generic
    			register "hid" = ""ELAN0000""
    			register "desc" = ""ELAN Touchpad""
-				register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_B3_IRQ)"
+				register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_B3_IRQ)"
    			register "detect" = "1"
    			device i2c 2c on end
    		end
    		chip drivers/i2c/generic
    			register "hid" = ""ELAN0000""
    			register "desc" = ""ELAN Touchpad""
-				register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_B3_IRQ)"
+				register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_B3_IRQ)"
    			register "detect" = "1"
    			device i2c 15 on end
    		end