[PATCH] ARM: OMAP: LCD flicks on H3

This patch increments the pixel clock. The Pixel Clock Divisor (PCD) is a
prescaler to the LCD clock that could be ranged from 2 and upper. It's need to
set the minimum one to avoid visible flicks.
Signed-off-by: Vladimir A. Barinov <vbarinov@ru.mvista.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>