DECON on Exynos5433

configname: CONFIG_DRM_EXYNOS5433_DECON

Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>DECON on Exynos5433
In linux kernel since version 4.1 (release Date: 2015-06-21)  
Choose this option if you want to use Exynos5433 DECON for DRM.