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authorGeert Uytterhoeven <geert+renesas@glider.be>2015-01-23 17:10:04 +0100
committerGrant Likely <grant.likely@linaro.org>2015-03-27 21:03:58 -0700
commit121c92cad33db29685f09e11c892b99c1b87ce7d (patch)
treeb1f44604ae0edbd2a2c727389807f26abaa8f957 /drivers/of/Kconfig
parent0384e8c6c6fa49dae44ffad31958e9b897da0160 (diff)
downloadlinux-121c92cad33db29685f09e11c892b99c1b87ce7d.tar.gz
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>
Diffstat (limited to 'drivers/of/Kconfig')
-rw-r--r--drivers/of/Kconfig11
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/of/Kconfig b/drivers/of/Kconfig
index 7bcaeec876c0..1470b5227834 100644
--- a/drivers/of/Kconfig
+++ b/drivers/of/Kconfig
@@ -34,7 +34,11 @@ config OF_PROMTREE
 # 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 @@ config OF_OVERLAY
 	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