ARM: Add drivers/dma to arch/arm/Kconfig

Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 50d9f3e..0cb2d4f 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1034,6 +1034,8 @@
 
 source "drivers/rtc/Kconfig"
 
+source "drivers/dma/Kconfig"
+
 endmenu
 
 source "fs/Kconfig"