MCDE: Supports new HDMI features

This patch does the following:
* Dynamic resolution change (HDMI and TV-out)
* Dynamic change of rotation (Main display)
* Dynamic change to 24 and 32 bpp (RGB888, RGBA8888, RGBX8888)
* HDMI stability improvements
* Removes Framebuffer_console for V.20 and HREF+.
* Support for disabling display initialization
  if u-boot supports startup graphics
* Removes backlight code, depends on led api
* Moves PRCMU settings to prcmu_fw.c

ST Ericsson Change-Id: WP259361

Signed-off-by: Mian Yousaf Kaukab <mian.yousaf.kaukab@stericsson.com>
Change-Id: I68fc0857442dee2bedb849996c060a179350b712
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/2537
Reviewed-by: Jonas ABERG <jonas.aberg@stericsson.com>
15 files changed