@@ -13,7 +13,7 @@
#include <image.h>
#include <libfdt.h>
-int fdt_offset(void *fit)
+static int fdt_offset(const void *fit)
{
int images, node, fdt_len, fdt_node, fdt_offset;
const char *fdt_name;
@@ -55,7 +55,7 @@ int fdt_offset(void *fit)
return fdt_offset;
}
-void *locate_dtb_in_fit(void *fit)
+void *locate_dtb_in_fit(const void *fit)
{
struct image_header *header;
int size;
@@ -5,5 +5,10 @@
* SPDX-License-Identifier: GPL-2.0+
*/
-int fdt_offset(void *fit);
-void *locate_dtb_in_fit(void *fit);
+/**
+ * locate_dtb_in_fit - Find a DTB matching the board in a FIT image
+ * @fit: pointer to the FIT image
+ *
+ * @return a pointer to a matching DTB blob if found, NULL otherwise
+ */
+void *locate_dtb_in_fit(const void *fit);