Add new configuration flags for Broxton and hook up its DDI_Phy
implementation in the shared Haswell DDI code. Haswell and Skylake
get DDI_Phy stubs.
Tested (in Linux userspace) on ASRock J3455-ITX which exposes the
following ports:
o VGA through an active eDP to VGA converter chip
o HDMI 2.0 through an active DP to HDMI converter chip
o DVI-D connected to the SoC
Change-Id: If72b228c6a4c45487261e6e7435d281ec2d97f38
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: https://review.coreboot.org/18426
Tested-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>