README: add cmd directory description
All of the command files have moved to cmd directory, add description to
Directory Hierarchy.
Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/README b/README
index 30d7ee3..f41a6af 100644
--- a/README
+++ b/README
@@ -151,6 +151,7 @@
/x86 Files generic to x86 architecture
/api Machine/arch independent API for external apps
/board Board dependent files
+/cmd U-Boot commands functions
/common Misc architecture independent functions
/configs Board default configuration files
/disk Code for disk drive partition handling