diff --git a/BoardConfig.mk b/BoardConfig.mk
index b07c668..58f877a 100644
--- a/BoardConfig.mk
+++ b/BoardConfig.mk
@@ -85,3 +85,10 @@
 BOARD_LIB_DUMPSTATE := libdumpstate.tuna
 
 BOARD_USES_SECURE_SERVICES := true
+
+BOARD_SEPOLICY_DIRS := \
+        device/samsung/tuna/sepolicy
+
+BOARD_SEPOLICY_UNION := \
+        genfs_contexts \
+        file_contexts
diff --git a/sepolicy/file_contexts b/sepolicy/file_contexts
new file mode 100644
index 0000000..1602cce
--- /dev/null
+++ b/sepolicy/file_contexts
@@ -0,0 +1,30 @@
+#rild
+/data/radio/nv_data.bin.*       u:object_r:radio_data_file:s0
+/dev/block/mmcblk0p4            u:object_r:radio_device:s0
+/dev/block/mmcblk0p9            u:object_r:radio_device:s0
+/dev/block/platform/omap/omap_hsmmc.0/by-name/radio     u:object_r:radio_device:s0
+/dev/cdma_.*                    u:object_r:radio_device:s0
+/dev/dsscomp                    u:object_r:video_device:s0
+/dev/lte_.*                     u:object_r:radio_device:s0
+/dev/tiler                      u:object_r:video_device:s0
+/dev/ttyFIQ0                    u:object_r:console_device:s0
+/dev/ttyGS0                     u:object_r:radio_device:s0
+/dev/ttyGS1                     u:object_r:radio_device:s0
+/dev/umts_boot0                 u:object_r:radio_device:s0
+/dev/umts_boot1                 u:object_r:radio_device:s0
+/dev/umts_ipc0                  u:object_r:radio_device:s0
+/dev/umts_ramdump0              u:object_r:radio_device:s0
+/dev/umts_rfs0                  u:object_r:radio_device:s0
+/factory(/.*)?                  u:object_r:efs_file:s0
+/factory/bluetooth(/.*)?        u:object_r:bluetooth_efs_file:s0
+/factory/nv_data.bin.*          u:object_r:radio_data_file:s0
+
+#nfc
+/dev/ttyO3     u:object_r:nfc_device:s0
+
+#The devices and files used by the hciattach service are device specific
+/system/bin/brcm_patchram_plus     u:object_r:hci_attach_exec:s0
+/dev/ttyO1                         u:object_r:hci_attach_dev:s0
+
+# In Samsung Tuna Board, ttyO0 is for uart driver. gps_device is device specific
+/dev/ttyO0   u:object_r:gps_device:s0
diff --git a/sepolicy/genfs_contexts b/sepolicy/genfs_contexts
new file mode 100644
index 0000000..56ef603
--- /dev/null
+++ b/sepolicy/genfs_contexts
@@ -0,0 +1,2 @@
+# This proc entry is for CSR GPS chip on Samsung Tuna Board.
+genfscon proc /mcspi1_cs3_ctrl u:object_r:gps_control:s0