[coreboot-gerrit] Change in coreboot[master]: mb/system76/lemp9: enable I2C HID touchpad

[Jeremy Soller (Code Review)]

Hello build bot (Jenkins),

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/43623

to look at the new patch set (#18).

Change subject: mb/system76/lemp9: enable I2C HID touchpad
......................................................................

mb/system76/lemp9: enable I2C HID touchpad

Enable the I2C HID driver, configure I2C bus 0 and add the touchpad
device to the devicetree.

Tested on lemp9, touchpad confirmed to use i2c-hid driver in Linux
instead of PS/2.

Signed-off-by: Jeremy Soller 
Change-Id: Ic3a90fda134b1d53f28ab687b3033ec52fee843b
---
M src/mainboard/system76/lemp9/Kconfig
M src/mainboard/system76/lemp9/devicetree.cb
M src/mainboard/system76/lemp9/gpio.h
3 files changed, 24 insertions(+), 4 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/23/43623/18