sandbox: Allo sdl-config to be overridden
When cross-compiling, sometimes sdl-config must come from a different path
from the default. Add a way to override it, by adding SDL_CONFIG to the
environment before building U-Boot.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/board/sandbox/README.sandbox b/board/sandbox/README.sandbox
index 48c1e2b..5e8fa58b 100644
--- a/board/sandbox/README.sandbox
+++ b/board/sandbox/README.sandbox
@@ -435,6 +435,13 @@
This approach can be used on normal boards as well as sandbox.
+SDL_CONFIG
+----------
+
+If sdl-config is on a different path from the default, set the SDL_CONFIG
+environment variable to the correct pathname before building U-Boot.
+
+
Testing
-------