OMAP4: HDMI : Support default display configuration for HDMI

Added get_resolution and get_fb_resolution function to HDMI
driver so that we can configure defaults via board files when
HDMI is default panel.

Change-Id: I36cafb4b0bd42c150c1c1a03be4607edec31b4db
Co-Author-by: Victor Kleinik <x0150886@ti.com>
Co-Author-by: Artem Rudenko <artemrudenko@ti.com>
Signed-off-by: Dandawate Saket <dsaket@ti.com>
Signed-off-by: Muralidhar Dixit <murali.dixit@ti.com>
fix merge error
OMAPDSS: DISPC: do not lose taps selection

Move taps selection logic before scaling check, so 3- of 5-tap always
get selected, no metter whether we do scaling or not.

Change-Id: I284b29933ca9fd69ae2088f279554dab9a66542c
Signed-off-by: Sergiy Kibrik <sergiy.kibrik@globallogic.com>
OMAP:DSS2: Fix FIFO threshold calculation

    Calculated low-threshold value did not seem to work for
    the case of 1 > LineSize/MemoryLineBufferSize > 1/2.  Increased
    calculated value to avoid FIFO THRESHOLD UNDERFLOW errors.

    Change-Id: I60c7fa25de8737ef984bd1506cd70f1d39736acb
    Signed-off-by: Lajos Molnar <molnar@ti.com>

Rebased on latest c-model calculation fixes.

Change-Id: Icf086e71cf70385a0eaf6dbafe8377da92d053ba
Signed-off-by: Girish S G <girishsg@ti.com>
board-tuna: add android-display dependencies