Rockchip specific extensions for Analogix DP driver

configname: CONFIG_ROCKCHIP_ANALOGIX_DP

Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>Rockchip specific extensions for Analogix DP driver
In linux kernel since version 3.10 (release Date: 2013-06-30)  
This selects support for Rockchip SoC specific extensions
for the Analogix Core DP driver. If you want to enable DP
on RK3288 or RK3399 based SoC, you should select this option.