debian@arm:~$ parse-edid /sys/class/drm/card0-HDMI-A-1/edid
parse-edid: parse-edid version 2.0.0
parse-edid: EDID checksum passed.

        # EDID version 1 revision 3
Section "Monitor"
        # Block type: 2:0 3:ff
        # Block type: 2:0 3:fc
        Identifier "DELL 1707FP"
        VendorName "DEL"
        ModelName "DELL 1707FP"
        # Block type: 2:0 3:ff
        # Block type: 2:0 3:fc
        # Block type: 2:0 3:fd
        HorizSync 30-81
        VertRefresh 56-76
        # Max dot clock (video bandwidth) 140 MHz
        # DPMS capabilities: Active off:yes  Suspend:yes  Standby:yes

        Mode    "1280x1024"     # vfreq 60.020Hz, hfreq 63.981kHz
                DotClock        108.000000
                HTimings        1280 1328 1440 1688
                VTimings        1024 1025 1028 1066
                Flags   "+HSync" "+VSync"
        EndMode
        # Block type: 2:0 3:ff
        # Block type: 2:0 3:fc
        # Block type: 2:0 3:fd
EndSection
debian@arm:~$ uname -a
Linux arm 3.16.0-armv7-x2.2 #2 SMP Tue Aug 5 11:57:25 CDT 2014 armv7l GNU/Linux
debian@arm:~$ cat /proc/device
devices      device-tree/
debian@arm:~$ cat /proc/device-tree/model
Wandboard i.MX6 Dual Lite Boarddebian@arm:~$
debian@arm:~$ dmesg | grep console
[    0.000000] Kernel command line: console=ttymxc0,115200 root=/dev/mmcblk0p1 ro rootfstype=ext4 rootwait
[    2.755789] console [ttymxc0] enabled