What does it mean "fast charge" for you?
Is it as fast as original Lenovo roms (about 1.7A)?
Or is it so fast as daniel_hk kernel: about 1.2A?
Or is it as fast as sandeep kernel: 0.45A?
No offence, but as you can see i've tested some kernels already and only original one was able to keep 1.7A...