diff --git a/configs/stm32l476vg-disco/nsh/defconfig b/configs/stm32l476vg-disco/nsh/defconfig
index 43178e9ec53..4f889363a79 100644
--- a/configs/stm32l476vg-disco/nsh/defconfig
+++ b/configs/stm32l476vg-disco/nsh/defconfig
@@ -44,13 +44,13 @@ CONFIG_RAW_BINARY=y
 #
 CONFIG_DEBUG=y
 CONFIG_ARCH_HAVE_HEAPCHECK=y
-CONFIG_DEBUG_VERBOSE=y
+# CONFIG_DEBUG_VERBOSE is not set
 
 #
 # Subsystem Debug Options
 #
 # CONFIG_DEBUG_BINFMT is not set
-# CONFIG_DEBUG_FS is not set
+CONFIG_DEBUG_FS=y
 # CONFIG_DEBUG_GRAPHICS is not set
 # CONFIG_DEBUG_LIB is not set
 # CONFIG_DEBUG_MM is not set
@@ -192,6 +192,12 @@ CONFIG_STM32L4_STM32L476XX=y
 # CONFIG_STM32L4_FLASH_512KB is not set
 CONFIG_STM32L4_FLASH_1024KB=y
 
+#
+# SRAM2 Options
+#
+# CONFIG_STM32L4_SRAM2_HEAP is not set
+# CONFIG_STM32L4_SRAM2_INIT is not set
+
 #
 # STM32L4 Peripheral Support
 #
@@ -506,7 +512,7 @@ CONFIG_DEV_NULL=y
 CONFIG_DEV_ZERO=y
 CONFIG_ARCH_HAVE_RNG=y
 CONFIG_DEV_RANDOM=y
-# CONFIG_DEV_LOOP is not set
+CONFIG_DEV_LOOP=y
 
 #
 # Buffering
@@ -562,8 +568,9 @@ CONFIG_MTD=y
 #
 # MTD Configuration
 #
-# CONFIG_MTD_PARTITION is not set
+CONFIG_MTD_PARTITION=y
 # CONFIG_MTD_SECT512 is not set
+# CONFIG_MTD_PARTITION_NAMES is not set
 # CONFIG_MTD_BYTE_WRITE is not set
 # CONFIG_MTD_PROGMEM is not set
 # CONFIG_MTD_CONFIG is not set
@@ -581,8 +588,8 @@ CONFIG_MTD=y
 # CONFIG_MTD_S25FL1 is not set
 CONFIG_MTD_N25QXXX=y
 CONFIG_N25QXXX_QSPIMODE=0
-CONFIG_N25QXXX_QSPI_FREQUENCY=80000000
-# CONFIG_N25QXXX_SECTOR512 is not set
+CONFIG_N25QXXX_QSPI_FREQUENCY=108000000
+CONFIG_N25QXXX_SECTOR512=y
 # CONFIG_MTD_SMART is not set
 # CONFIG_MTD_RAMTRON is not set
 # CONFIG_MTD_SST25 is not set
@@ -711,6 +718,7 @@ CONFIG_FS_PROCFS_REGISTER=y
 # CONFIG_FS_PROCFS_EXCLUDE_UPTIME is not set
 # CONFIG_FS_PROCFS_EXCLUDE_MOUNTS is not set
 # CONFIG_FS_PROCFS_EXCLUDE_MTD is not set
+# CONFIG_FS_PROCFS_EXCLUDE_PARTITIONS is not set
 # CONFIG_FS_UNIONFS is not set
 
 #
@@ -845,7 +853,14 @@ CONFIG_EXAMPLES_BUTTONS_NAME7="Button 7"
 # CONFIG_EXAMPLES_CXXTEST is not set
 # CONFIG_EXAMPLES_DHCPD is not set
 # CONFIG_EXAMPLES_ELF is not set
-# CONFIG_EXAMPLES_FSTEST is not set
+CONFIG_EXAMPLES_FSTEST=y
+CONFIG_EXAMPLES_FSTEST_MAXNAME=32
+CONFIG_EXAMPLES_FSTEST_MAXFILE=8192
+CONFIG_EXAMPLES_FSTEST_MAXIO=347
+CONFIG_EXAMPLES_FSTEST_MAXOPEN=2
+CONFIG_EXAMPLES_FSTEST_MOUNTPT="/mnt/n25qxxx"
+CONFIG_EXAMPLES_FSTEST_NLOOPS=1
+# CONFIG_EXAMPLES_FSTEST_VERBOSE is not set
 # CONFIG_EXAMPLES_FTPC is not set
 # CONFIG_EXAMPLES_FTPD is not set
 # CONFIG_EXAMPLES_HELLO is not set
@@ -860,6 +875,7 @@ CONFIG_EXAMPLES_MEDIA_BLOCKSIZE=512
 # CONFIG_EXAMPLES_MM is not set
 # CONFIG_EXAMPLES_MODBUS is not set
 # CONFIG_EXAMPLES_MOUNT is not set
+# CONFIG_EXAMPLES_MTDPART is not set
 # CONFIG_EXAMPLES_NRF24L01TERM is not set
 CONFIG_EXAMPLES_NSH=y
 CONFIG_EXAMPLES_NSH_CXXINITIALIZE=y
@@ -1061,3 +1077,4 @@ CONFIG_READLINE_ECHO=y
 # CONFIG_SYSTEM_VI is not set
 # CONFIG_SYSTEM_UBLOXMODEM is not set
 # CONFIG_SYSTEM_ZMODEM is not set
+CONFIG_SYSTEM_DISCOTEST=y