From 81458bd1135b43b3ad917002ba7d93cdb59cec00 Mon Sep 17 00:00:00 2001 From: "Kory Maincent (TI.com)" Date: Tue, 4 Nov 2025 11:45:28 +0100 Subject: [PATCH] doc: bootstd: Describe the optional extension_overlay_addr environment Add extension_overlay_addr description to the list of environment variables that can be useful during the standard boot. Signed-off-by: Kory Maincent (TI.com) Reviewed-by: Heinrich Schuchardt --- doc/develop/bootstd/overview.rst | 3 +++ 1 file changed, 3 insertions(+) diff --git a/doc/develop/bootstd/overview.rst b/doc/develop/bootstd/overview.rst index f0d420361f7..397f6db18b4 100644 --- a/doc/develop/bootstd/overview.rst +++ b/doc/develop/bootstd/overview.rst @@ -252,6 +252,9 @@ Various environment variables are used by standard boot. These allow the board to control where things are placed when booting the OS. You should ensure that your boards sets values for these. +extension_overlay_addr (needed if extension is used) + Address at which to load the extension FDT overlays, e.g. 0x02000000 + fdtfile Name of the flattened device tree (FDT) file to load, e.g. "rockchip/rk3399-rockpro64.dtb" -- 2.47.3