diff --git a/drivers/pwm/pwm-twl.c b/drivers/pwm/pwm-twl.c
index e65db95..f783efc 100644
--- a/drivers/pwm/pwm-twl.c
+++ b/drivers/pwm/pwm-twl.c
@@ -315,6 +315,7 @@
 	twl->chip.dev = &pdev->dev;
 	twl->chip.base = -1;
 	twl->chip.npwm = 2;
+	twl->chip.can_sleep = true;
 
 	mutex_init(&twl->mutex);