Change in coreboot[master]: mb/google/poppy/variants/nami: Enable Synaptics touchpad

[Martin Roth (Code Review)]

Martin Roth has submitted this change and it was merged. ( https://review.coreboot.org/25913 )

Change subject: mb/google/poppy/variants/nami: Enable Synaptics touchpad
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mb/google/poppy/variants/nami: Enable Synaptics touchpad

BUG=b:74595037
TEST=
1. emerge-nami coreboot chromeos-bootimage
2. check touchpad function
3. evtest
/dev/input/event5:	PNP0C50:00 06CB:CD84

Change-Id: I47cb1b13881f0d52860f0afe4bbca7483409de54
Signed-off-by: ivy_jian 
Reviewed-on: https://review.coreboot.org/25913
Reviewed-by: Furquan Shaikh 
Tested-by: build bot (Jenkins) 
---
M src/mainboard/google/poppy/variants/nami/devicetree.cb
1 file changed, 9 insertions(+), 0 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Furquan Shaikh: Looks good to me, approved

diff --git a/src/mainboard/google/poppy/variants/nami/devicetree.cb b/src/mainboard/google/poppy/variants/nami/devicetree.cb
index b1c278c..c7a4c05 100644
--- a/src/mainboard/google/poppy/variants/nami/devicetree.cb
+++ b/src/mainboard/google/poppy/variants/nami/devicetree.cb
@@ -271,6 +271,15 @@
    			register "wake" = "GPE0_DW2_16"
    			device i2c 15 on end
    		end
+			chip drivers/i2c/hid
+				register "generic.hid" = ""PNP0C50""
+				register "generic.desc" = ""Synaptics Touchpad""
+				register "generic.irq" = "ACPI_IRQ_EDGE_LOW(GPP_E3_IRQ)"
+				register "generic.wake" = "GPE0_DW2_16"
+				register "generic.probed" = "1"
+				register "hid_desc_reg_offset" = "0x20"
+				device i2c 0x2c on end
+			end
    	end # I2C #1
    	device pci 15.2 on
                         chip drivers/i2c/hid