diff --git a/drivers/power/regulator/rk8xx.c b/drivers/power/regulator/rk8xx.c
index 0ee07ad299d..e95640a39b0 100644
--- a/drivers/power/regulator/rk8xx.c
+++ b/drivers/power/regulator/rk8xx.c
@@ -12,6 +12,7 @@
 #include <dm.h>
 #include <errno.h>
 #include <log.h>
+#include <linux/delay.h>
 #include <power/rk8xx_pmic.h>
 #include <power/pmic.h>
 #include <power/regulator.h>
@@ -616,6 +617,9 @@ static int _ldo_set_enable(struct udevice *pmic, int ldo, bool enable)
 		break;
 	}
 
+	if (enable)
+		udelay(500);
+
 	return ret;
 }