omap iommu: Make CONFIG_OMAP_IOMMU_DEBUG selectable

This CONFIG_OMAP_IOMMU_DEBUG option cannot be selected because it's
not visible on menu. Make this option selectable.

Signed-off-by: Hiroshi DOYU <Hiroshi.DOYU@nokia.com>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
index 6da796ef82bd12df19c913a78ff3c4f012cccb2b..78b49a626d06521340c1eada5c5692ca311f8814 100644 (file)
--- a/arch/arm/plat-omap/Kconfig
+++ b/arch/arm/plat-omap/Kconfig
@@ -110,8 +110,13 @@ config OMAP_IOMMU
        tristate
 
 config OMAP_IOMMU_DEBUG
-       depends on OMAP_IOMMU
-       tristate
+       tristate "Export OMAP IOMMU internals in DebugFS"
+       depends on OMAP_IOMMU && DEBUG_FS
+       help
+         Select this to see extensive information about
+         the internal state of OMAP IOMMU in debugfs.
+
+         Say N unless you know you need this.
 
 choice
        prompt "System timer"