It's hard work, but entirely normal for babies and young children to need their mums to sleep. It will pass with time. If sleeping together helps, is that an option for the time being? Personally, I just do whatever works best and results in the most amount of rest all round.
And no, you didn't 'create' this; he's just an ordinary human baby By meeting his needs, you will get through this sooner, and with a happier baby *in the long run* than by trying to work against biology.