Add the missing special function gpio pad groups for CNL-H. The groups and names are documented in the PCH EDS, in Linux (linux/drivers/pinctrl/intel/pinctrl-cannonlake.c) and other places. Also, see soc/intel/tigerlake for reference. Change-Id: Ib83aeef9f4b6aa174e61ccbd87fb7b6450ed773b Signed-off-by: Michael Niewöhner <foss@mniewoehner.de> Reviewed-on: https://review.coreboot.org/c/coreboot/+/45204 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>