[U-Boot] [PATCH] dts: Add a comment about CONFIG_OF_EMBED being for local use

[Simon Glass]

This comment from README.fdt-control did not end up in the Kconfig, which
is what most people will see. Add it with a few tweaks.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 dts/Kconfig | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dts/Kconfig b/dts/Kconfig
index a04bb96..a66b9e3 100644
--- a/dts/Kconfig
+++ b/dts/Kconfig
@@ -37,7 +37,9 @@ config OF_EMBED
 	bool "Embedded DTB for DT control"
 	help
 	  If this option is enabled, the device tree will be picked up and
-	  built into the U-Boot image.
+	  built into the U-Boot image. This is suitable for local debugging
+	  and development only and is not recommended for production devices.
+	  Boards in the mainline U-Boot tree should not use it.
 
 config OF_HOSTFILE
 	bool "Host filed DTB for DT control"
-- 
2.5.0.457.gab17608