From 63af90e7f0cab3b5197c19744f5e807ebc325c81 Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Sun, 30 Jul 2023 21:01:46 -0600
Subject: env: Explain how to use #include files in text environment

Provide documentation on how to share common settings among boards.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> # Intel Edison
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
---
 doc/usage/environment.rst | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'doc')

diff --git a/doc/usage/environment.rst b/doc/usage/environment.rst
index 91dc07b17b..c6439dde66 100644
--- a/doc/usage/environment.rst
+++ b/doc/usage/environment.rst
@@ -81,6 +81,12 @@ Example::
         echo CONFIG_SYS_BOARD boot failed - please check your image
         echo Load address is CONFIG_SYS_LOAD_ADDR
 
+Settings which are common to a group of boards can use #include to bring in
+a common file in the `include/env` directory, containing environment
+settings. For example::
+
+   #include <env/ti/mmc.env>
+
 If CONFIG_ENV_SOURCE_FILE is empty and the default filename is not present, then
 the old-style C environment is used instead. See below.
 
-- 
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