Experienced mothers, please share your experience with the sleep sched…

Experienced mothers, please share your experience with the sleep schedules of your babies at 6 months old. Do I need to intervene in any way, to establish a schedule or should he sleep as much as he wants? My baby plays very little and sleeps a lot. We wake up at 7:30, feed him and go for a walk. Somewhere around 9, he falls asleep, then wakes up again, eats and wants to sleep again. Even if he plays, it's maximum an hour and he wants to sleep. By six o'clock, we barely take him out for a walk. Outside, he is calm, holds on for a maximum of 1.5-2 hours, then he gets very tired and