Merge branch 'drm-sti-next-2015-02-04' of...

Merge branch 'drm-sti-next-2015-02-04' of git://git.linaro.org/people/benjamin.gaignard/kernel into drm-next

Those patches improve audio info frame management, add pixel formats
support and fix minor issues.

* 'drm-sti-next-2015-02-04' of git://git.linaro.org/people/benjamin.gaignard/kernel:
  drm: sti: HDMI add audio infoframe
  drm: sti: add support of XBGR8888 for gdp plane
  drm: sti: add support of ABGR8888 for gdp plane
  drm: sti: fix static checker warning in sti_awg_utils
  drm: sti: fix check for clk_pix_main