fs: include exfat source

Change-Id: I614a4e60024b05e15ade7c04cca8ab6c2f343d3f
Signed-off-by: Alexander Martinz <amartinz@shiftphones.com>
diff --git a/fs/Kconfig b/fs/Kconfig
index 20a8d95..5cc3f28 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -125,6 +125,7 @@
 menu "DOS/FAT/NT Filesystems"
 
 source "fs/fat/Kconfig"
+source "fs/exfat/Kconfig"
 source "fs/ntfs/Kconfig"
 
 endmenu
diff --git a/fs/Makefile b/fs/Makefile
index bac780a..3cfd698 100644
--- a/fs/Makefile
+++ b/fs/Makefile
@@ -78,6 +78,7 @@
 obj-$(CONFIG_CODA_FS)		+= coda/
 obj-$(CONFIG_MINIX_FS)		+= minix/
 obj-$(CONFIG_FAT_FS)		+= fat/
+obj-$(CONFIG_EXFAT_FS)		+= exfat/
 obj-$(CONFIG_BFS_FS)		+= bfs/
 obj-$(CONFIG_ISO9660_FS)	+= isofs/
 obj-$(CONFIG_HFSPLUS_FS)	+= hfsplus/ # Before hfs to find wrapped HFS+