[S] Change in coreboot[main]: mb/google/nissa/var/rull: add touchpad init config of Synaptics&PIXART

[Subrata Banik (Code Review)]

Subrata Banik has submitted this change. ( https://review.coreboot.org/c/coreboot/+/84999?usp=email )

Change subject: mb/google/nissa/var/rull: add touchpad init config of Synaptics&PIXART
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mb/google/nissa/var/rull: add touchpad init config of Synaptics&PIXART

Add Synaptics&PIXART init cpnfig, enable touchpad function

BUG=b:374629673
BRANCH=None
TEST=1. emerge-nissa coreboot chromeos-bootimage
     2. touchpad function normal

Change-Id: Iacf09cd46d4a97fb79f91043c84452f76689462f
Signed-off-by: Rui Zhou 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/84999
Reviewed-by: Lei Cao 
Reviewed-by: Jayvik Desai 
Tested-by: build bot (Jenkins) 
Reviewed-by: Subrata Banik 
---
M src/mainboard/google/brya/variants/rull/overridetree.cb
1 file changed, 21 insertions(+), 1 deletion(-)

Approvals:
  build bot (Jenkins): Verified
  Subrata Banik: Looks good to me, approved
  Lei Cao: Looks good to me, but someone else must approve
  Jayvik Desai: Looks good to me, but someone else must approve

diff --git a/src/mainboard/google/brya/variants/rull/overridetree.cb b/src/mainboard/google/brya/variants/rull/overridetree.cb
index 1896d94..0b4042e 100644
--- a/src/mainboard/google/brya/variants/rull/overridetree.cb
+++ b/src/mainboard/google/brya/variants/rull/overridetree.cb
@@ -231,7 +231,27 @@
    			device i2c 1a on end
    		end
    	end
-		device ref i2c5 off end # Touchpad
+		device ref i2c5 on
+			chip drivers/i2c/hid
+				register "generic.hid" = ""SYNA0000""
+				register "generic.cid" = ""ACPI0C50""
+				register "generic.desc" = ""Synaptics Touchpad""
+				register "generic.irq" = "ACPI_IRQ_WAKE_LEVEL_LOW(GPP_F14_IRQ)"
+				register "generic.wake" = "GPE0_DW2_14"
+				register "generic.detect" = "1"
+				register "hid_desc_reg_offset" = "0x20"
+				device i2c 2c on end
+			end
+			chip drivers/i2c/hid
+				register "generic.hid" = ""PNP0C50""
+				register "generic.desc" = ""PIXART Touchpad""
+				register "generic.irq" = "ACPI_IRQ_WAKE_LEVEL_LOW(GPP_F14_IRQ)"
+				register "generic.wake" = "GPE0_DW2_14"
+				register "generic.detect" = "1"
+				register "hid_desc_reg_offset" = "0x20"
+				device i2c 68 on end
+			end
+		end
    	device ref cnvi_wifi on
    		chip drivers/wifi/generic
    			register "wake" = "GPE0_PME_B0"