diff --git a/drivers/mfd/rk808.c b/drivers/mfd/rk808.c
index 9a9e6315ba46..050478cabc95 100644
--- a/drivers/mfd/rk808.c
+++ b/drivers/mfd/rk808.c
@@ -768,7 +768,7 @@ static int __maybe_unused rk8xx_resume(struct device *dev)
 
 	return ret;
 }
-SIMPLE_DEV_PM_OPS(rk8xx_pm_ops, rk8xx_suspend, rk8xx_resume);
+static SIMPLE_DEV_PM_OPS(rk8xx_pm_ops, rk8xx_suspend, rk8xx_resume);
 
 static struct i2c_driver rk808_i2c_driver = {
 	.driver = {