diff --git a/drivers/clk/rockchip/clk.c b/drivers/clk/rockchip/clk.c
index c716d4177e59..2b9bdc8b1a32 100644
--- a/drivers/clk/rockchip/clk.c
+++ b/drivers/clk/rockchip/clk.c
@@ -836,4 +836,6 @@ void rockchip_clk_disable_unused(void)
 	}
 }
 EXPORT_SYMBOL_GPL(rockchip_clk_disable_unused);
+
+MODULE_LICENSE("GPL");
 #endif /* MODULE */