nitrogen6x (and MAX): allow 1080P LVDS through panel variable

Signed-off-by: Eric Nelson <eric.nelson@boundarydevices.com>
Merge branch 'boundary-imx_jb4.3_1.0.0-ga' of github.com:boundarydevices/android_device_boundary into boundary-imx_jb4.3_1.0.0-ga