soc/intel/broadwell: Separate PCH Kconfig

Split up PCH Kconfig into a separate file. While we're at it, also sort
selected options alphabetically.

Tested with BUILD_TIMELESS=1, coreboot.rom for the Purism Librem 13 v1
remains identical when not adding the .config file in it.

Change-Id: Ic3ff982e7108bf2d25a22e56ac2fbb93070df164
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55490
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>

0 files changed, 0 insertions, 0 deletions