diff --git a/nuttx-configs/nxphlite-v3/nsh/defconfig b/nuttx-configs/nxphlite-v3/nsh/defconfig
index 421c70cbe2..a41883bae2 100644
--- a/nuttx-configs/nxphlite-v3/nsh/defconfig
+++ b/nuttx-configs/nxphlite-v3/nsh/defconfig
@@ -624,11 +624,44 @@ CONFIG_MMCSD_SDIO=y
 # CONFIG_SDIO_WIDTH_D1_ONLY is not set
 # CONFIG_SDIO_BLOCKSETUP is not set
 # CONFIG_MODEM is not set
-# CONFIG_MTD is not set
+CONFIG_MTD=y
+#
+# MTD Configuration
+#
+CONFIG_MTD_PARTITION=y
+# CONFIG_MTD_SECT512 is not set
+# CONFIG_MTD_PARTITION_NAMES is not set
+CONFIG_MTD_BYTE_WRITE=y
+# CONFIG_MTD_PROGMEM is not set
+# CONFIG_MTD_CONFIG is not set
+
+#
+# MTD Device Drivers
+#
+# CONFIG_MTD_NAND is not set
+# CONFIG_RAMMTD is not set
+# CONFIG_FILEMTD is not set
+# CONFIG_MTD_AT24XX is not set
+# CONFIG_MTD_AT25 is not set
+# CONFIG_MTD_AT45DB is not set
+# CONFIG_MTD_IS25XP is not set
+# CONFIG_MTD_M25P is not set
+# CONFIG_MTD_MX25L is not set
+# CONFIG_MTD_S25FL1 is not set
+# CONFIG_MTD_N25QXXX is not set
+# CONFIG_MTD_SMART is not set
+CONFIG_MTD_RAMTRON=y
+CONFIG_RAMTRON_WRITEWAIT=y
+CONFIG_RAMTRON_SETSPEED=y
+# CONFIG_MTD_SST25 is not set
+# CONFIG_MTD_SST25XX is not set
+# CONFIG_MTD_SST26 is not set
+# CONFIG_MTD_SST39FV is not set
+# CONFIG_MTD_W25 is not set
 # CONFIG_EEPROM is not set
 CONFIG_PIPES=y
 CONFIG_DEV_PIPE_MAXSIZE=1024
-CONFIG_DEV_PIPE_SIZE=1024
+CONFIG_DEV_PIPE_SIZE=70
 CONFIG_DEV_FIFO_SIZE=0
 # CONFIG_PM is not set
 # CONFIG_POWER is not set