Change in coreboot[master]: mb/google/volteer: Update drobit device tree

[Ken Lu (Code Review)]

Ken Lu has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/48495 )

Change subject: mb/google/volteer: Update drobit device tree
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Patch Set 4:

(1 comment)

https://review.coreboot.org/c/coreboot/+/48495/1/src/mainboard/google/voltee... 
File src/mainboard/google/volteer/variants/drobit/overridetree.cb:

https://review.coreboot.org/c/coreboot/+/48495/1/src/mainboard/google/voltee... 
PS1, Line 136: ELAN2701
> Just checking, Delbin uses `ELAN0000` here, is this a different controller?

Drobit use new model with touchpad/number key multi functions on it which called number pad . According to the specification , it should define HID to be ELAN2701.