Skyrim: Add i2c port labels
Skyrim: Add i2c port labels

Add the i2c port labels so we have nice human-readable options in the
command line interface.

BRANCH=None
BUG=None
TEST=on skyrim, scan the i2c ports by name and marvel

Signed-off-by: Diana Z <cb2016afc7183e5356c690dc63b4ba817470501a@chromium.org>
Change-Id: I16ecc83d0e848044cd95ea5fda65914914608832
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3421762
Reviewed-by: Rob Barnes <3ced0940a2329ce70499686f01d3d60685ec66ed@google.com>
Commit-Queue: Rob Barnes <3ced0940a2329ce70499686f01d3d60685ec66ed@google.com>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec