diff --git a/configs/Kconfig b/configs/Kconfig
index 2d734fa2b5c..7811068bf53 100644
--- a/configs/Kconfig
+++ b/configs/Kconfig
@@ -241,10 +241,10 @@ config ARCH_BOARD_KWIKSTIK_K40
 
 config ARCH_BOARD_LAUNCHXL_TMS57004
 	bool "TI LaunchXL-TMS57004"
-	depends on CONFIG_ARCH_CHIP_TMS570LS0432PZ
+	depends on ARCH_CHIP_TMS570LS0432PZ
 	---help---
-		TI LaunchXL-TMS57004 development board featuring the Hercules
-		TMS570LS0432PZ chip.
+		TI Hercules TMS570LS04x/03x LaunchPad Evaluation Kit (LAUNCHXL-
+		TMS57004) featuring the Hercules TMS570LS0432PZ chip.
 
 config ARCH_BOARD_LM3S6432S2E
 	bool "Stellaris RDK-S2E Reference Design Kit"
diff --git a/configs/README.txt b/configs/README.txt
index 479ebe0eff7..e3f84f266b1 100644
--- a/configs/README.txt
+++ b/configs/README.txt
@@ -278,8 +278,8 @@ configs/kwikstik-k40.
   development board.
 
 configs/launchxl-tms57004
-  TI LaunchXL-TMS57004 development board featuring the Hercules
-  TMS570LS0432PZ chip.
+  TI Hercules TMS570LS04x/03x LaunchPad Evaluation Kit (LAUNCHXL-TMS57004)
+  featuring the Hercules TMS570LS0432PZ chip.
 
 configs/lincoln60
    NuttX port to the Micromint Lincoln 60 board.
diff --git a/configs/launchxl-tms57004/nsh/defconfig b/configs/launchxl-tms57004/nsh/defconfig
index aedeb5a71d9..afbf08ca7ba 100644
--- a/configs/launchxl-tms57004/nsh/defconfig
+++ b/configs/launchxl-tms57004/nsh/defconfig
@@ -109,17 +109,16 @@ CONFIG_ARCH_CHIP_TMS570=y
 # CONFIG_ARCH_CORTEXM7 is not set
 # CONFIG_ARCH_CORTEXA5 is not set
 # CONFIG_ARCH_CORTEXA8 is not set
-# CONFIG_ARCH_CORTEXR4 is not set
-CONFIG_ARCH_CORTEXR4F=y
+CONFIG_ARCH_CORTEXR4=y
+# CONFIG_ARCH_CORTEXR4F is not set
 # CONFIG_ARCH_CORTEXR5 is not set
 # CONFIG_ARCH_CORTEX5F is not set
 # CONFIG_ARCH_CORTEXR7 is not set
 # CONFIG_ARCH_CORTEXR7F is not set
 CONFIG_ARCH_FAMILY="armv7-r"
 CONFIG_ARCH_CHIP="tms570"
-CONFIG_ARCH_HAVE_FPU=y
+# CONFIG_ARCH_HAVE_FPU is not set
 # CONFIG_ARCH_HAVE_DPFPU is not set
-CONFIG_ARCH_FPU=y
 # CONFIG_ARM_HAVE_MPU_UNIFIED is not set
 # CONFIG_ARM_MPU is not set
 CONFIG_ARCH_HAVE_LOWVECTORS=y
@@ -149,6 +148,17 @@ CONFIG_ARCH_CHIP_TMS570LS0432PZ=y
 # CONFIG_ARCH_CHIP_TMS570LS0714ZWT is not set
 # CONFIG_ARCH_CHIP_TMS570LS1227ZWT is not set
 
+#
+# TMS570 Peripheral Support
+#
+# CONFIG_TMS570_MIBADC is not set
+# CONFIG_TMS570_DCAN1 is not set
+# CONFIG_TMS570_DCAN2 is not set
+# CONFIG_TMS570_QEP is not set
+# CONFIG_TMS570_N2HET is not set
+# CONFIG_TMS570_MIBASPI1 is not set
+CONFIG_TMS570_SCI1=y
+
 #
 # Architecture Options
 #
@@ -409,7 +419,7 @@ CONFIG_SERIAL=y
 # CONFIG_ARCH_HAVE_UART7 is not set
 # CONFIG_ARCH_HAVE_UART8 is not set
 # CONFIG_ARCH_HAVE_SCI0 is not set
-# CONFIG_ARCH_HAVE_SCI1 is not set
+CONFIG_ARCH_HAVE_SCI1=y
 # CONFIG_ARCH_HAVE_USART0 is not set
 # CONFIG_ARCH_HAVE_USART1 is not set
 # CONFIG_ARCH_HAVE_USART2 is not set
@@ -424,12 +434,25 @@ CONFIG_SERIAL=y
 #
 # USART Configuration
 #
-# CONFIG_MCU_SERIAL is not set
+CONFIG_MCU_SERIAL=y
 CONFIG_STANDARD_SERIAL=y
 # CONFIG_SERIAL_IFLOWCONTROL is not set
 # CONFIG_SERIAL_OFLOWCONTROL is not set
 # CONFIG_SERIAL_DMA is not set
 # CONFIG_ARCH_HAVE_SERIAL_TERMIOS is not set
+CONFIG_SCI1_SERIAL_CONSOLE=y
+# CONFIG_OTHER_SERIAL_CONSOLE is not set
+# CONFIG_NO_SERIAL_CONSOLE is not set
+
+#
+# SCI1 Configuration
+#
+CONFIG_SCI1_RXBUFSIZE=256
+CONFIG_SCI1_TXBUFSIZE=256
+CONFIG_SCI1_BAUD=115200
+CONFIG_SCI1_BITS=8
+CONFIG_SCI1_PARITY=0
+CONFIG_SCI1_2STOP=0
 # CONFIG_USBDEV is not set
 # CONFIG_USBHOST is not set
 # CONFIG_WIRELESS is not set