Enable the hdmi output and the LCD Controller on BeagleBone
Black. Also configure the correct pinmux for output of
video data from the SoC to the HDMI encoder.
Signed-off-by: Darren Etheridge <detheridge@ti.com>
Signed-off-by: Joel Fernandes <joelf@ti.com>
Signed-off-by: Benoit Cousson <bcousson@baylibre.com>