media: imx6 camera: Don't support STD calls when capability is not set
tvnorms should be set by each input, and not globally.
Merge branch 'mx6-camera-staging-v2-vbx' of github.com:Vodalys/linux-2.6-imx into mx6-camera-staging-v2-vbx

Conflicts:
	drivers/staging/media/imx6/capture/mx6-camif.c