diff --git a/drivers/i2c/busses/i2c-rk3x.c b/drivers/i2c/busses/i2c-rk3x.c
index 1f80960c5ae1c8d1a1fb0a8c2cb90772117d0e16..e1a18d989f830771f27614aba820ffc5da5356e6 100644
--- a/drivers/i2c/busses/i2c-rk3x.c
+++ b/drivers/i2c/busses/i2c-rk3x.c
@@ -161,6 +161,7 @@ enum rk3x_i2c_state {
 };
 
 /**
+ * struct rk3x_i2c_soc_data:
  * @grf_offset: offset inside the grf regmap for setting the i2c type
  * @calc_timings: Callback function for i2c timing information calculated
  */