diff --git a/cmd/bcb.c b/cmd/bcb.c
index e032180..2ed8b80 100644
--- a/cmd/bcb.c
+++ b/cmd/bcb.c
@@ -110,8 +110,7 @@
 	return 0;
 }
 
-static int do_bcb_load(struct cmd_tbl *cmdtp, int flag, int argc,
-		       char *const argv[])
+static int __bcb_load(int devnum, const char *partp)
 {
 	struct blk_desc *desc;
 	struct disk_partition info;
@@ -119,17 +118,19 @@
 	char *endp;
 	int part, ret;
 
-	ret = blk_get_device_by_str("mmc", argv[1], &desc);
-	if (ret < 0)
+	desc = blk_get_devnum_by_type(IF_TYPE_MMC, devnum);
+	if (!desc) {
+		ret = -ENODEV;
 		goto err_read_fail;
+	}
 
-	part = simple_strtoul(argv[2], &endp, 0);
+	part = simple_strtoul(partp, &endp, 0);
 	if (*endp == '\0') {
 		ret = part_get_info(desc, part, &info);
 		if (ret)
 			goto err_read_fail;
 	} else {
-		part = part_get_info_by_name(desc, argv[2], &info);
+		part = part_get_info_by_name(desc, partp, &info);
 		if (part < 0) {
 			ret = part;
 			goto err_read_fail;
@@ -151,10 +152,10 @@
 
 	return CMD_RET_SUCCESS;
 err_read_fail:
-	printf("Error: mmc %s:%s read failed (%d)\n", argv[1], argv[2], ret);
+	printf("Error: mmc %d:%s read failed (%d)\n", devnum, partp, ret);
 	goto err;
 err_too_small:
-	printf("Error: mmc %s:%s too small!", argv[1], argv[2]);
+	printf("Error: mmc %d:%s too small!", devnum, partp);
 	goto err;
 err:
 	bcb_dev = -1;
@@ -163,6 +164,20 @@
 	return CMD_RET_FAILURE;
 }
 
+static int do_bcb_load(struct cmd_tbl *cmdtp, int flag, int argc,
+		       char * const argv[])
+{
+	char *endp;
+	int devnum = simple_strtoul(argv[1], &endp, 0);
+
+	if (*endp != '\0') {
+		printf("Error: Device id '%s' not a number\n", argv[1]);
+		return CMD_RET_FAILURE;
+	}
+
+	return __bcb_load(devnum, argv[2]);
+}
+
 static int do_bcb_set(struct cmd_tbl *cmdtp, int flag, int argc,
 		      char *const argv[])
 {