Blackfin arch: update default kernel configuration

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

diff --git a/arch/blackfin/configs/TCM-BF537_defconfig b/arch/blackfin/configs/TCM-BF537_defconfig
index 97a1f1d..e65b3a4 100644
--- a/arch/blackfin/configs/TCM-BF537_defconfig
+++ b/arch/blackfin/configs/TCM-BF537_defconfig
@@ -39,7 +39,7 @@
 # CONFIG_NAMESPACES is not set
 # CONFIG_BLK_DEV_INITRD is not set
 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
-CONFIG_SYSCTL=y
+# CONFIG_SYSCTL is not set
 CONFIG_EMBEDDED=y
 # CONFIG_UID16 is not set
 CONFIG_SYSCTL_SYSCALL=y
@@ -51,13 +51,13 @@
 # CONFIG_ELF_CORE is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_BASE_FULL=y
-CONFIG_FUTEX=y
+# CONFIG_FUTEX is not set
 CONFIG_ANON_INODES=y
 CONFIG_EPOLL=y
 CONFIG_SIGNALFD=y
 CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
-CONFIG_AIO=y
+# CONFIG_AIO is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set