short answer: NO! (you could have found that for yourself if you weren't so lazy to read previous posts!)...
You have to flash ALL 4 files: AP BL CP & CSC_BTU -> your device will be resetted afterwards!
There was a lot of confusion yesterday about CSC and HOME_CSC, some members kept insisting that using HOME_CSC works (i kept telling them it doesn't), i guess that's why junior members keep asking about it.