util/superiotool: Add support for Fintek F71808A

Default values taken from the datasheet and from the dump of
an uninitialized F71808A on a Sapphire Pure Platinum H61.

Both the control registers and the HWM configuration registers
are added.

Change-Id: Ia6e2a7c13a5086d19ebdb426f2f975b43220a273
Signed-off-by: Nicola Corna <nicola@corna.info>
Reviewed-on: https://review.coreboot.org/18562
Tested-by: build bot (Jenkins)
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
2 files changed