diff --git a/drivers/mfd/rkx110_x120/rkx120_pwm.c b/drivers/mfd/rkx110_x120/rkx120_pwm.c
index cb4c38b3c6cb..e5c7bc91fd0a 100644
--- a/drivers/mfd/rkx110_x120/rkx120_pwm.c
+++ b/drivers/mfd/rkx110_x120/rkx120_pwm.c
@@ -395,3 +395,5 @@ static struct platform_driver rkx120_pwm_driver = {
 	.remove = rkx120_pwm_remove,
 };
 module_platform_driver(rkx120_pwm_driver);
+
+MODULE_LICENSE("GPL");