soc/intel/skylake: Add SKL SOC PCH H GPIO support

Add SKL/KBL PCH-H GPIO settings referring from SKL PCH-H
specifications to support sklrvp11.

Split the gpio_defs.h into headers gpio_pch_h_defs.h and
gpio_soc_defs.h for PCH-H specific and SOC specific GPIO
defs respectively.

Change-Id: I5eaf8d809a1244a56038cbfc29502910eb90f9f2
Signed-off-by: Li Cheng Sooi <li.cheng.sooi@intel.com>
Signed-off-by: Rahul Kumar Gupta <rahul.kumarxx.gupta@intel.com>
Reviewed-on: https://review.coreboot.org/18027
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
5 files changed