Baby sleep

Eleanor
I have a 7 week old daughter. She sleeps durring the night for 2.5 -3 hours and then she wakes up to eat.Sometimes she's up after 2 hours. Sometimes she's up at 5-6 am and she doesn't sleep until 9-10 am.she . How is your baby's sleeps .I want to see more stories .at what point do you start routine?