diff --git a/drivers/mailbox/arm_mhu_db.c b/drivers/mailbox/arm_mhu_db.c
index 8674153cc893b66a67e0025b09336b7839b1cac8..aa0a4d83880fc1759e86de2ee9cd17d589129f3c 100644
--- a/drivers/mailbox/arm_mhu_db.c
+++ b/drivers/mailbox/arm_mhu_db.c
@@ -44,7 +44,7 @@ struct arm_mhu {
 };
 
 /**
- * ARM MHU Mailbox allocated channel information
+ * struct mhu_db_channel - ARM MHU Mailbox allocated channel information
  *
  * @mhu: Pointer to parent mailbox device
  * @pchan: Physical channel within which this doorbell resides in
diff --git a/drivers/mailbox/arm_mhuv2.c b/drivers/mailbox/arm_mhuv2.c
index d997f8ebfa98ca934391459ef348e2a8e83363b0..a47aef8df52fd6f3125987f98a47bc3afcd38944 100644
--- a/drivers/mailbox/arm_mhuv2.c
+++ b/drivers/mailbox/arm_mhuv2.c
@@ -160,7 +160,8 @@ enum mhuv2_frame {
  * struct mhuv2 - MHUv2 mailbox controller data
  *
  * @mbox:	Mailbox controller belonging to the MHU frame.
- * @send/recv:	Base address of the register mapping region.
+ * @send:	Base address of the register mapping region.
+ * @recv:	Base address of the register mapping region.
  * @frame:	Frame type: RECEIVER_FRAME or SENDER_FRAME.
  * @irq:	Interrupt.
  * @windows:	Channel windows implemented by the platform.
diff --git a/drivers/mailbox/qcom-ipcc.c b/drivers/mailbox/qcom-ipcc.c
index c5d9632220146058689a78d89270e9244c6d9036..881706da59c0f304ba8fa52d654aa21b6dd5d08b 100644
--- a/drivers/mailbox/qcom-ipcc.c
+++ b/drivers/mailbox/qcom-ipcc.c
@@ -41,9 +41,10 @@ struct qcom_ipcc_chan_info {
  * @dev:		Device associated with this instance
  * @base:		Base address of the IPCC frame associated to APSS
  * @irq_domain:		The irq_domain associated with this instance
- * @chan:		The mailbox channels array
+ * @chans:		The mailbox channels array
  * @mchan:		The per-mailbox channel info array
  * @mbox:		The mailbox controller
+ * @num_chans:		Number of @chans elements
  * @irq:		Summary irq
  */
 struct qcom_ipcc {