There were a plethora of ways to reach divinity. One could try to become an immortal first, ascending to a higher realm before trying to spread their influence through multiple realms and worlds by gathering the faiths of innumerable beings.
Usurping the owner of the existing gods' portfolios was also one of the ways to snatch their throne and become one themselves. Or they could just strive from the bottom naturally with a minor portfolio.
Deities meanwhile, were the beings that thrive through faith from the very beginning of their journey. There are two kinds of divine beings, a former mortal deification, and a natural divinity.
There were other types of subconscious energy other than faith and the one that was used for symbols pill, one of them were emotion, loneliness, and longingness.