Change in coreboot[master]: mb/google/brya/var/vell: Change to ELAN touchpanel driver

[Robert Chen (Code Review)]

Attention is currently required from: YH Lin, Paul Menzel, Nick Vaccaro, Robert Chen.
Robert Chen has uploaded a new patch set (#7) to the change originally created by Shon Wang. ( https://review.coreboot.org/c/coreboot/+/62317 )

Change subject: mb/google/brya/var/vell: Change to ELAN touchpanel driver
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mb/google/brya/var/vell: Change to ELAN touchpanel driver

Disabled G2touch driver, change to ELAN touchpanel driver for vell.
Due to incorrect BIOS setting, touch screen IC FW can't update and work.
According to ELAN's recommendations, we coreect the ELAN2513 driver's setting and change I2C address to 0x10

BUG=b:221340736
TEST=emerge-brya coreboot and can flash touch screen FW

Change-Id: I22f04fa21b542e21e88c46547779cfb55beb5c12
Signed-off-by: Shon Wang 
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M src/mainboard/google/brya/variants/vell/overridetree.cb
1 file changed, 9 insertions(+), 24 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/17/62317/7