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/CM-BF537E_defconfig b/arch/blackfin/configs/CM-BF537E_defconfig
index 750203e..9b7e9d78 100644
--- a/arch/blackfin/configs/CM-BF537E_defconfig
+++ b/arch/blackfin/configs/CM-BF537E_defconfig
@@ -46,7 +46,7 @@
 # CONFIG_RELAY 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
@@ -57,7 +57,7 @@
 CONFIG_BUG=y
 # CONFIG_ELF_CORE is not set
 CONFIG_BASE_FULL=y
-CONFIG_FUTEX=y
+# CONFIG_FUTEX is not set
 CONFIG_ANON_INODES=y
 CONFIG_EPOLL=y
 CONFIG_SIGNALFD=y