Enable DRIVERS_GENESYSLOGIC_GL9750 support for Gimble.
BUG=b:206014046
TEST=USE="project_gimble emerge-brya coreboot" and verify it builds
without error.
Signed-off-by: Mark Hsieh <mark_hsieh@wistron.corp-partner.google.com>
Change-Id: Ifc490e6e081b6a8534656417603d2916c3edcb05
Reviewed-on: https://review.coreboot.org/c/coreboot/+/59579
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
05c6d65308