This patchs adds support for the DiB8000 based devices STK807xP and
STK807xPVR to the dib0700-device-tree.

[mchehab@redhat.com: Fix merge conflicts]
Signed-off-by: NOlivier Grenie <Olivier.Grenie@dibcom.fr>
Signed-off-by: NPatrick Boettcher <pboettcher@dibcom.fr>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>