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-rw-r--r--README11
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diff --git a/README b/README
index 2dde0661c8..d618957eae 100644
--- a/README
+++ b/README
@@ -816,6 +816,17 @@ The following options need to be configured:
XXX - this list needs to get updated!
+- Device tree:
+ CONFIG_OF_CONTROL
+ If this variable is defined, U-Boot will use a device tree
+ to configure its devices, instead of relying on statically
+ compiled #defines in the board file. This option is
+ experimental and only available on a few boards. The device
+ tree is available in the global data as gd->fdt_blob.
+
+ U-Boot needs to get its device tree from somewhere. This will
+ be enabled in a future patch.
+
- Watchdog:
CONFIG_WATCHDOG
If this variable is defined, it enables watchdog