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-rw-r--r--src/mainboard/intel/icelake_rvp/variants/icl_u/devicetree.cb10
-rw-r--r--src/mainboard/intel/icelake_rvp/variants/icl_y/devicetree.cb10
2 files changed, 18 insertions, 2 deletions
diff --git a/src/mainboard/intel/icelake_rvp/variants/icl_u/devicetree.cb b/src/mainboard/intel/icelake_rvp/variants/icl_u/devicetree.cb
index a57d91afbe..603be42d91 100644
--- a/src/mainboard/intel/icelake_rvp/variants/icl_u/devicetree.cb
+++ b/src/mainboard/intel/icelake_rvp/variants/icl_u/devicetree.cb
@@ -106,7 +106,15 @@ chip soc/intel/icelake
device pci 14.3 on end # CNVi wifi
end
device pci 14.5 on end # SDCard
- device pci 15.0 on end # I2C #0
+ device pci 15.0 on
+ chip drivers/i2c/hid
+ register "generic.hid" = ""ALPS0000""
+ register "generic.desc" = ""Touchpad""
+ register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_C8_IRQ)"
+ register "hid_desc_reg_offset" = "0x20"
+ device i2c 2c on end
+ end
+ end # I2C 0
device pci 15.1 on end # I2C #1
device pci 15.2 off end # I2C #2
device pci 15.3 on end # I2C #3
diff --git a/src/mainboard/intel/icelake_rvp/variants/icl_y/devicetree.cb b/src/mainboard/intel/icelake_rvp/variants/icl_y/devicetree.cb
index f8fbfb4c29..a1e64ee7a6 100644
--- a/src/mainboard/intel/icelake_rvp/variants/icl_y/devicetree.cb
+++ b/src/mainboard/intel/icelake_rvp/variants/icl_y/devicetree.cb
@@ -90,7 +90,15 @@ chip soc/intel/icelake
device pci 14.3 on end # CNVi wifi
end
device pci 14.5 on end # SDCard
- device pci 15.0 on end # I2C 0
+ device pci 15.0 on
+ chip drivers/i2c/hid
+ register "generic.hid" = ""ALPS0000""
+ register "generic.desc" = ""Touchpad""
+ register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_C8_IRQ)"
+ register "hid_desc_reg_offset" = "0x20"
+ device i2c 2c on end
+ end
+ end # I2C 0
device pci 15.1 on end # I2C #1
device pci 15.2 off end # I2C #2
device pci 15.3 on end # I2C #3