cros_ec: Add a function for reading a flash map entry

[karo-tx-uboot.git] / include / fdtdec.h

diff --git a/include/fdtdec.h b/include/fdtdec.h
index 19bab7944817bfb382a0423126f2eaf9bcde8fe7..aa695df3173d843a9964fa53029685dbbfea63ac 100644 (file)
--- a/include/fdtdec.h
+++ b/include/fdtdec.h
@@ -530,4 +530,22 @@ const u8 *fdtdec_locate_byte_array(const void *blob, int node,
  */
 int fdtdec_decode_region(const void *blob, int node,
                const char *prop_name, void **ptrp, size_t *size);
+
+/* A flash map entry, containing an offset and length */
+struct fmap_entry {
+       uint32_t offset;
+       uint32_t length;
+};
+
+/**
+ * Read a flash entry from the fdt
+ *
+ * @param blob         FDT blob
+ * @param node         Offset of node to read
+ * @param name         Name of node being read
+ * @param entry                Place to put offset and size of this node
+ * @return 0 if ok, -ve on error
+ */
+int fdtdec_read_fmap_entry(const void *blob, int node, const char *name,
+                          struct fmap_entry *entry);
 #endif