formfactor: Fix WARNING for PRINC use.

WARNING: Use of PRINC 1 was detected in the recipe formfactor_0.0.bb
(or one of its .bbappends) Use of PRINC is deprecated.  The PR server
should be used to automatically increment the PR.

  See: https://wiki.yoctoproject.org/wiki/PR_Service.

Signed-off-by: Enric Balletbo i Serra <eballetbo@gmail.com>
igep00x0: Split OMAP3 based machines in different machines files.

Every machine have some packages that should be installed only for their
respective machine, for example, the bootloader.

Use,
    o igep0020 for IGEPv2 AM/DM37x
    o igep0030 for  IGEP COM MODULE AM/DM37x

Signed-off-by: Enric Balletbo i Serra <eballetbo@gmail.com>
formfactor: add formfactor for igep0020 and igep0030 machines.

Remove the old igep00x0 machine.

Signed-off-by: Enric Balletbo i Serra <eballetbo@gmail.com>
xserver-xf86-config: Remove config file for old igep00x0 machine.

This config file is not required anymore, even for new igep0020 and igep0030
machines.

Signed-off-by: Enric Balletbo i Serra <eballetbo@gmail.com>
alsa-state: Add default asound.state for igep0020 and igep0030 machines.

Add default soundcard configuration.

Signed-off-by: Enric Balletbo i Serra <eballetbo@gmail.com>
igep0033: Use common igep00x0.inc configuration file.

Remove options that are already available in igep00x0.inc.

Signed-off-by: Enric Balletbo i Serra <eballetbo@gmail.com>
linux: Add version 3.17 compatible with all IGEP boards.

Kernel 3.17 is compatible with igep0020, igep0030 and igep0033 machines.

Signed-off-by: Enric Balletbo i Serra <eballetbo@gmail.com>
linux-igep: Set DEFAULT_PREFERENCE to -1

Kernel 3.17 is the kernel preferably.

Signed-off-by: Enric Balletbo i Serra <eballetbo@gmail.com>
u-boot: update to 2014.10 version.

Update to the latest published u-boot version.

Signed-off-by: Enric Balletbo i Serra <eballetbo@gmail.com>
README: Add instructions for all different machines.

  o Machine configuration for the IGEPv2 AM/DM37x Processor Board
    MACHINE ?= "igep0020"

  o Machine configuration for the IGEP COM MODULE AM/DM37x Processor Board
    MACHINE ?= "igep0030"

  o Machine configuration for the IGEP COM AQUILA AM335x Processor Board
    MACHINE ?= "igep0033"

Signed-off-by: Enric Balletbo i Serra <eballetbo@gmail.com>