Iam patched kext Amd7000Controller for 10.9.2 13C59
Methods is perfect work .
Add a section in DSDT required!
thank you reply
I re-installed a system
Copied from the system Amd7000Controller.kext & ATIRadeonX4000.kext to the desktop and add 0x68191002.
Install them using Kext Utility
After the restart it started working.
I am using the HDMI interface.