Can't get refresh rate at 60 when at 1920x1080.
I've tried different uboot flags like
1920x1080-32, 1920x1080M-32, 1920x1080@60, 1920x1080M@60, with if=RGB32 and if=RGB24.
$this->bbcode_second_pass_code('', 'Linux afrodite 3.14.66-2-ARCH #1 SMP Tue Apr 19 06:43:27 MDT 2016 armv7l GNU/Linux')
cat /sys/class/graphics/fb0/mode
S:1920x1080p-50
$this->bbcode_second_pass_code('', 'cat /proc/cmdline
console=ttymxc3,115200 root=/dev/sda2 rw rootwait video=mxcfb0:dev=hdmi,1920x1080-32@60,if=RGB24 consoleblank=0')