diff --git a/include/linux/fsl/mc.h b/include/linux/fsl/mc.h
index 9d3f668df7df..741f567253ef 100644
--- a/include/linux/fsl/mc.h
+++ b/include/linux/fsl/mc.h
@@ -210,8 +210,8 @@ struct mc_cmd_header {
 };
 
 struct fsl_mc_command {
-	u64 header;
-	u64 params[MC_CMD_NUM_OF_PARAMS];
+	__le64 header;
+	__le64 params[MC_CMD_NUM_OF_PARAMS];
 };
 
 enum mc_cmd_status {
@@ -238,11 +238,11 @@ enum mc_cmd_status {
 /* Command completion flag */
 #define MC_CMD_FLAG_INTR_DIS	0x01
 
-static inline u64 mc_encode_cmd_header(u16 cmd_id,
-				       u32 cmd_flags,
-				       u16 token)
+static inline __le64 mc_encode_cmd_header(u16 cmd_id,
+					  u32 cmd_flags,
+					  u16 token)
 {
-	u64 header = 0;
+	__le64 header = 0;
 	struct mc_cmd_header *hdr = (struct mc_cmd_header *)&header;
 
 	hdr->cmd_id = cpu_to_le16(cmd_id);