of: Allow selection of OF_DYNAMIC and OF_OVERLAY if OF_UNITTEST
Currently OF_DYNAMIC and OF_OVERLAY are not visible to the user, and are
selected automatically only when needed.
Allow them to be enabled manually to improve device tree unit test
coverage.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Grant Likely <grant.likely@linaro.org>
diff --git a/drivers/of/Kconfig b/drivers/of/Kconfig
index 7bcaeec..1470b52 100644
--- a/drivers/of/Kconfig
+++ b/drivers/of/Kconfig
@@ -34,7 +34,11 @@
# Hardly any platforms need this. It is safe to select, but only do so if you
# need it.
config OF_DYNAMIC
- bool
+ bool "Support for dynamic device trees" if OF_UNITTEST
+ help
+ On some platforms, the device tree can be manipulated at runtime.
+ While this option is selected automatically on such platforms, you
+ can enable it manually to improve device tree unit test coverage.
config OF_ADDRESS
def_bool y
@@ -87,5 +91,10 @@
bool "Device Tree overlays"
select OF_DYNAMIC
select OF_RESOLVE
+ help
+ Overlays are a method to dynamically modify part of the kernel's
+ device tree with dynamically loaded data.
+ While this option is selected automatically when needed, you can
+ enable it manually to improve device tree unit test coverage.
endmenu # OF