diff --git a/sound/soc/sof/ipc4-topology.h b/sound/soc/sof/ipc4-topology.h
index 191b51d97993..9a028a59c553 100644
--- a/sound/soc/sof/ipc4-topology.h
+++ b/sound/soc/sof/ipc4-topology.h
@@ -368,19 +368,24 @@ struct sof_ipc4_control_data {
 
 #define SOF_IPC4_SWITCH_CONTROL_PARAM_ID	200
 #define SOF_IPC4_ENUM_CONTROL_PARAM_ID		201
+#define SOF_IPC4_BYTES_CONTROL_PARAM_ID		202
 
 /**
  * struct sof_ipc4_control_msg_payload - IPC payload for kcontrol parameters
  * @id: unique id of the control
- * @num_elems: Number of elements in the chanv array
+ * @num_elems: Number of elements in the chanv array or number of bytes in data
  * @reserved: reserved for future use, must be set to 0
  * @chanv: channel ID and value array
+ * @data: binary payload
  */
 struct sof_ipc4_control_msg_payload {
 	uint16_t id;
 	uint16_t num_elems;
 	uint32_t reserved[4];
-	DECLARE_FLEX_ARRAY(struct sof_ipc4_ctrl_value_chan, chanv);
+	union {
+		DECLARE_FLEX_ARRAY(struct sof_ipc4_ctrl_value_chan, chanv);
+		DECLARE_FLEX_ARRAY(uint8_t, data);
+	};
 } __packed;
 
 /**
diff --git a/sound/soc/sof/ipc4.c b/sound/soc/sof/ipc4.c
index 20d723f48fff..2be8d8ce487a 100644
--- a/sound/soc/sof/ipc4.c
+++ b/sound/soc/sof/ipc4.c
@@ -445,6 +445,7 @@ static bool sof_ipc4_tx_payload_for_get_data(struct sof_ipc4_msg *tx)
 	switch (tx->extension & SOF_IPC4_MOD_EXT_MSG_PARAM_ID_MASK) {
 	case SOF_IPC4_MOD_EXT_MSG_PARAM_ID(SOF_IPC4_SWITCH_CONTROL_PARAM_ID):
 	case SOF_IPC4_MOD_EXT_MSG_PARAM_ID(SOF_IPC4_ENUM_CONTROL_PARAM_ID):
+	case SOF_IPC4_MOD_EXT_MSG_PARAM_ID(SOF_IPC4_BYTES_CONTROL_PARAM_ID):
 		return true;
 	default:
 		return false;