[ARM] 5197/1: gumstix: conversion to MFP support and add bluetooth support

This patch converts gumstix over to the MFP configuration system and adds
bluetooth support.

Signed-off-by: Jaya Kumar <jayakumar.lkml@gmail.com>
Acked-by: Eric Miao <eric.miao@marvell.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>