diff --git a/doc/mkimage.1 b/doc/mkimage.1
index e883f07..3dcdced 100644
--- a/doc/mkimage.1
+++ b/doc/mkimage.1
@@ -138,6 +138,10 @@ This can be used to sign images with additional keys after initial image
 creation.
 
 .TP
+.BI "\-i [" "ramdisk_file" "]"
+Appends the ramdisk file to the FIT.
+
+.TP
 .BI "\-k [" "key_directory" "]"
 Specifies the directory containing keys to use for signing. This directory
 should contain a private key file <name>.key for use with signing and a
diff --git a/tools/fit_image.c b/tools/fit_image.c
index 10fd6d4..efd8a97 100644
--- a/tools/fit_image.c
+++ b/tools/fit_image.c
@@ -85,8 +85,15 @@ static int fit_calc_size(struct image_tool_params *params)
 	size = imagetool_get_filesize(params, params->datafile);
 	if (size < 0)
 		return -1;
-
 	total_size = size;
+
+	if (params->fit_ramdisk) {
+		size = imagetool_get_filesize(params, params->fit_ramdisk);
+		if (size < 0)
+			return -1;
+		total_size += size;
+	}
+
 	for (cont = params->content_head; cont; cont = cont->next) {
 		size = imagetool_get_filesize(params, cont->fname);
 		if (size < 0)
@@ -233,6 +240,20 @@ static int fit_write_images(struct image_tool_params *params, char *fdt)
 		fdt_end_node(fdt);
 	}
 
+	/* And a ramdisk file if available */
+	if (params->fit_ramdisk) {
+		fdt_begin_node(fdt, FIT_RAMDISK_PROP "@1");
+
+		fdt_property_string(fdt, "type", FIT_RAMDISK_PROP);
+		fdt_property_string(fdt, "os", genimg_get_os_short_name(params->os));
+
+		ret = fdt_property_file(params, fdt, "data", params->fit_ramdisk);
+		if (ret)
+			return ret;
+
+		fdt_end_node(fdt);
+	}
+
 	fdt_end_node(fdt);
 
 	return 0;
@@ -272,15 +293,25 @@ static void fit_write_configs(struct image_tool_params *params, char *fdt)
 		snprintf(str, sizeof(str), "%s@1", typename);
 		fdt_property_string(fdt, typename, str);
 
+		if (params->fit_ramdisk)
+			fdt_property_string(fdt, FIT_RAMDISK_PROP,
+					    FIT_RAMDISK_PROP "@1");
+
 		snprintf(str, sizeof(str), FIT_FDT_PROP "@%d", upto);
 		fdt_property_string(fdt, FIT_FDT_PROP, str);
 		fdt_end_node(fdt);
 	}
+
 	if (!upto) {
 		fdt_begin_node(fdt, "conf@1");
 		typename = genimg_get_type_short_name(params->fit_image_type);
 		snprintf(str, sizeof(str), "%s@1", typename);
 		fdt_property_string(fdt, typename, str);
+
+		if (params->fit_ramdisk)
+			fdt_property_string(fdt, FIT_RAMDISK_PROP,
+					    FIT_RAMDISK_PROP "@1");
+
 		fdt_end_node(fdt);
 	}
 
diff --git a/tools/imagetool.h b/tools/imagetool.h
index 6c1a9d3..15c2a0c 100644
--- a/tools/imagetool.h
+++ b/tools/imagetool.h
@@ -70,6 +70,7 @@ struct image_tool_params {
 	int orig_file_size;	/* Original size for file before padding */
 	bool auto_its;		/* Automatically create the .its file */
 	int fit_image_type;	/* Image type to put into the FIT */
+	char *fit_ramdisk;	/* Ramdisk file to include */
 	struct content_info *content_head;	/* List of files to include */
 	struct content_info *content_tail;
 	bool external_data;	/* Store data outside the FIT */
diff --git a/tools/mkimage.c b/tools/mkimage.c
index 0c6dba8..49d5d1e 100644
--- a/tools/mkimage.c
+++ b/tools/mkimage.c
@@ -88,12 +88,13 @@ static void usage(const char *msg)
 		"          -x ==> set XIP (execute in place)\n",
 		params.cmdname);
 	fprintf(stderr,
-		"       %s [-D dtc_options] [-f fit-image.its|-f auto|-F] [-b <dtb> [-b <dtb>]] fit-image\n"
+		"       %s [-D dtc_options] [-f fit-image.its|-f auto|-F] [-b <dtb> [-b <dtb>]] [-i <ramdisk.cpio.gz>] fit-image\n"
 		"           <dtb> file is used with -f auto, it may occur multiple times.\n",
 		params.cmdname);
 	fprintf(stderr,
 		"          -D => set all options for device tree compiler\n"
-		"          -f => input filename for FIT source\n");
+		"          -f => input filename for FIT source\n"
+		"          -i => input filename for ramdisk file\n");
 #ifdef CONFIG_FIT_SIGNATURE
 	fprintf(stderr,
 		"Signing / verified boot options: [-E] [-k keydir] [-K dtb] [ -c <comment>] [-p addr] [-r]\n"
@@ -141,7 +142,7 @@ static void process_args(int argc, char **argv)
 	int opt;
 
 	while ((opt = getopt(argc, argv,
-			     "a:A:b:c:C:d:D:e:Ef:Fk:K:ln:p:O:rR:qsT:vVx")) != -1) {
+			     "a:A:b:c:C:d:D:e:Ef:Fk:i:K:ln:p:O:rR:qsT:vVx")) != -1) {
 		switch (opt) {
 		case 'a':
 			params.addr = strtoull(optarg, &ptr, 16);
@@ -207,6 +208,9 @@ static void process_args(int argc, char **argv)
 			params.type = IH_TYPE_FLATDT;
 			params.fflag = 1;
 			break;
+		case 'i':
+			params.fit_ramdisk = optarg;
+			break;
 		case 'k':
 			params.keydir = optarg;
 			break;