1 files changed, 12 insertions, 0 deletions
diff --git a/README b/README
index 05f8b1f..afe7e38 100644
--- a/README
+++ b/README
@@ -104,6 +104,18 @@ the string "u_boot" or on "U_BOOT". Example:
 	IH_OS_U_BOOT		u_boot_hush_start
 
 
+Versioning:
+===========
+
+U-Boot uses a 3 level version number containing a version, a
+sub-version, and a patchlevel: "U-Boot-2.34.5" means version "2",
+sub-version "34", and patchlevel "4".
+
+The patchlevel is used to indicate certain stages of development
+between released versions, i. e. officially released versions of
+U-Boot will always have a patchlevel of "0".
+
+
 Directory Hierarchy:
 ====================