After you walk up the ramp, go to the right where the wind ball is located dive into the water all the way to the bottom and gust the wind at the switch.
The sequel to the award winning Hellblade: Senua’s Sacrifice, Senua returns in a brutal journey of survival through the myth and torment of Viking Iceland. Intent on saving those who have fallen victim to the horrors of tyranny, Senua faces a battle of overcoming the darkness within and without.