[coreboot-gerrit] Change in coreboot[master]: mb/google/brya/var/vell: update overridetree for touchpad

[Felix Held (Code Review)]

Felix Held has submitted this change. ( https://review.coreboot.org/c/coreboot/+/60098 )

Change subject: mb/google/brya/var/vell: update overridetree for touchpad
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mb/google/brya/var/vell: update overridetree for touchpad

update override devicetree for touchpad based on schematics

BUG=b:209554950
TEST=emerge-brya coreboot

Change-Id: I835958349537ed490191db7c8e35847630de64ed
Signed-off-by: = 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/60098
Tested-by: build bot (Jenkins) 
Reviewed-by: Tim Wawrzynczak 
---
M src/mainboard/google/brya/variants/vell/overridetree.cb
1 file changed, 16 insertions(+), 6 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Tim Wawrzynczak: Looks good to me, approved

diff --git a/src/mainboard/google/brya/variants/vell/overridetree.cb b/src/mainboard/google/brya/variants/vell/overridetree.cb
index 483dce7..7ffc7e0 100644
--- a/src/mainboard/google/brya/variants/vell/overridetree.cb
+++ b/src/mainboard/google/brya/variants/vell/overridetree.cb
@@ -49,6 +49,15 @@
    register "usb2_ports[1]" = "USB2_PORT_MID(OC_SKIP)"     # Type-A MLB Port
    register "usb2_ports[6]" = "USB2_PORT_MID(OC_SKIP)"     # Smart Card
    register "usb3_ports[2]" = "USB3_PORT_DEFAULT(OC_SKIP)" # USB3/2 Type A MLB port
+	# I2C Port Config
+	register "SerialIoI2cMode" = "{
+		[PchSerialIoIndexI2C0] = PchSerialIoPci,
+		[PchSerialIoIndexI2C1] = PchSerialIoPci,
+		[PchSerialIoIndexI2C2] = PchSerialIoPci,
+		[PchSerialIoIndexI2C3] = PchSerialIoPci,
+		[PchSerialIoIndexI2C4] = PchSerialIoDisabled,
+		[PchSerialIoIndexI2C5] = PchSerialIoPci,
+	}"
    device domain 0 on
    	device ref igpu on
    		chip drivers/gfx/generic
@@ -212,12 +221,13 @@
    		end
    	end
    	device ref i2c5 on
-			chip drivers/i2c/generic
-				register "hid" = ""ELAN0000""
-				register "desc" = ""ELAN Touchpad""
-				register "irq" = "ACPI_IRQ_WAKE_LEVEL_LOW(GPP_F14_IRQ)"
-				register "wake" = "GPE0_DW2_14"
-				register "probed" = "1"
+			chip drivers/i2c/hid
+				register "generic.hid" = ""ELAN2703""
+				register "generic.desc" = ""ELAN Touchpad""
+				register "generic.irq" = "ACPI_IRQ_WAKE_LEVEL_LOW(GPP_F14_IRQ)"
+				register "generic.wake" = "GPE0_DW2_14"
+				register "generic.probed" = "1"
+				register "hid_desc_reg_offset" = "0x01"
    			device i2c 15 on end
    		end
    	end