[coreboot-gerrit] Change in coreboot[master]: mb/google/dedede/var/driblee: Configure I2C ports and touchpad

[Frank Wu (Code Review)]

Frank Wu has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/56998 )

Change subject: mb/google/dedede/var/driblee: Configure I2C ports and touchpad
......................................................................

mb/google/dedede/var/driblee: Configure I2C ports and touchpad

Update the I2C ports and touchpad based on the schematic.

BUG=b:195622489, b:191732473
BRANCH=keeby
TEST=FW_NAME="driblee" emerge-keeby coreboot

Signed-off-by: Frank Wu 
Change-Id: I8778ad6564e526e029c46c36c78e38f764e3c6b5
---
M src/mainboard/google/dedede/variants/driblee/overridetree.cb
1 file changed, 33 insertions(+), 9 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/98/56998/1

diff --git a/src/mainboard/google/dedede/variants/driblee/overridetree.cb b/src/mainboard/google/dedede/variants/driblee/overridetree.cb
index 6fbd537..4860b5b 100644
--- a/src/mainboard/google/dedede/variants/driblee/overridetree.cb
+++ b/src/mainboard/google/dedede/variants/driblee/overridetree.cb
@@ -9,29 +9,32 @@
    register "usb3_ports[1]" = "USB3_PORT_EMPTY"	    # None
    register "usb3_ports[3]" = "USB3_PORT_EMPTY"	    # None

+	register "SerialIoI2cMode" = "{
+		[PchSerialIoIndexI2C0]  = PchSerialIoPci,
+		[PchSerialIoIndexI2C1]  = PchSerialIoDisabled,
+		[PchSerialIoIndexI2C2]  = PchSerialIoPci,
+		[PchSerialIoIndexI2C3]  = PchSerialIoDisabled,
+		[PchSerialIoIndexI2C4]  = PchSerialIoPci,
+		[PchSerialIoIndexI2C5]  = PchSerialIoDisabled,
+	}"
+
    # Intel Common SoC Config
    #+-------------------+---------------------------+
    #| Field             |  Value                    |
    #+-------------------+---------------------------+
    #| I2C0              | Trackpad                  |
-	#| I2C1              | Digitizer                 |
+	#| I2C1              |                           |
    #| I2C2              | Touchscreen               |
-	#| I2C3              | Camera                    |
+	#| I2C3              |                           |
    #| I2C4              | Audio                     |
    #+-------------------+---------------------------+
    register "common_soc_config" = "{
    	.i2c[0] = {
    		.speed = I2C_SPEED_FAST,
    	},
-		.i2c[1] = {
-			.speed = I2C_SPEED_FAST,
-		},
    	.i2c[2] = {
    		.speed = I2C_SPEED_FAST,
    	},
-		.i2c[3] = {
-			.speed = I2C_SPEED_FAST,
-		},
    	.i2c[4] = {
    		.speed = I2C_SPEED_FAST,
    	},
@@ -64,7 +67,28 @@
    			end
    		end
    	end # USB xHCI
-		device pci 15.0 on end
+		device pci 15.0 on
+			chip drivers/i2c/generic
+				register "hid" = ""ELAN0000""
+				register "desc" = ""ELAN Touchpad""
+				register "irq" = "ACPI_IRQ_WAKE_EDGE_LOW(GPP_B3_IRQ)"
+				register "wake" = "GPE0_DW0_03"
+				register "probed" = "1"
+				device i2c 15 on end
+			end
+			chip drivers/i2c/hid
+				register "generic.hid" = ""GXTP7288""
+				register "generic.desc" = ""Goodix Touchpad""
+				register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_B3_IRQ)"
+				register "generic.wake" = "GPE0_DW0_03"
+				register "generic.probed" = "1"
+				register "hid_desc_reg_offset" = "0x20"
+				device i2c 2c on end
+			end
+		end #I2C 0
+		device pci 15.1 off end # I2C 1
+		device pci 15.2 on end # I2C 2
+		device pci 15.3 off end # I2C 3
    	device pci 1e.2 off end # GSPI 0
    	device pci 1f.0 on
    		chip drivers/pc80/tpm