sunxi: enable /proc/device-tree - used for board detection

Signed-off-by: Alexander Couzens <[email protected]>
Signed-off-by: Zoltan HERPAI <[email protected]>

SVN-Revision: 39972

target/linux/sunxi/config-3.13

@@ -315,6 +315,7 @@ CONFIG_PREEMPT_COUNT=y
 CONFIG_PREEMPT_RCU=y
 CONFIG_PRINTK_TIME=y
 # CONFIG_PRINT_QUOTA_WARNING is not set
+CONFIG_PROC_DEVICETREE=y
 CONFIG_PROC_EVENTS=y
 CONFIG_PROC_PAGE_MONITOR=y
 CONFIG_PROC_PID_CPUSET=y