Default GPe and HSP and/or HFP support?

Do any ROMs, stock or otherwise, support HSP or HFP? Here is the usage case;

Phone > Z Ultra GPe w/ no SIM > Audio
(Z Ultra acts as BT Speakerphone)

This is technically possible as I've done it with a Nexus 7 and a ROM that supported HSP/HFP.

(posted this in the wrong section, should be in Q&A. Sorry, have not had my coffee today)
Ubuntop- U4A/Webtop hybrid for all Tegra2 Motorola phones (Fully integrated Ubuntu Desktop)
Live ROM (One "ROM" over 12 phones) (Featured on XDA Portal and multiple other sites around the world and as base by many devs)
Imperium Initiative Photon (used as base by many Photon devs)
Imperium Initiative LS970 (used as base by many LS970 devs)
Imperium Agent LS970 (LS970 version of Live ROM)
Evo Desktop PC (Featured on XDA Portal and multiple other sites around the world)
(Nexus Q)uantum Singularity Project (Media Center, File Server, Website Server, LinuxonAndroid in little black ball of joy)
Umeox x201 EnSec Enhanced Security Patch and Live ROM Installer (used by multiple devs world wide on over 6 different models/versions of x201's)
Every Android device I've owned since the Hero- Media Center, File Server, Website Server