mb/google/nissa/var/craask: Add GTCH7503 and split TS by SSFC

Add G2 touchscreen GTCH7503 for craaskino.
Use SSFC to separate touchscreen settings.

Bit 38-41 for TS_SOURCE:
(1) TS_UNPROVISIONED  -->  0
(2) TS_GTCH7503       -->  1

BUG=b:277979947
TEST=(1) emerge-nissa coreboot
     (2) Test on craaskino with G2 touchscreen
     (3) Test on craaskino with elan touchscreen

Signed-off-by: Tyler Wang <tyler.wang@quanta.corp-partner.google.com>
Change-Id: I636f21be39f26a617653e134129a11479e801ea2
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74298
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Derek Huang <derekhuang@google.com>

0 files changed, 0 insertions, 0 deletions