diff --git a/configs/mcu123-lpc214x/defconfig b/configs/mcu123-lpc214x/defconfig
index 8cfc96dc39..951968bca3 100644
--- a/configs/mcu123-lpc214x/defconfig
+++ b/configs/mcu123-lpc214x/defconfig
@@ -77,6 +77,7 @@ CONFIG_BCFG0_SETUP=n
 CONFIG_BCFG1_SETUP=n
 CONFIG_BCFG2_SETUP=n
 CONFIG_BCFG3_SETUP=n
+CONFIG_ADC_SETUP=y
 
 #
 # LPC214X specific device driver settings
@@ -104,8 +105,8 @@ CONFIG_UART0_BITS=8
 CONFIG_UART1_BITS=8
 CONFIG_UART0_PARITY=0
 CONFIG_UART1_PARITY=0
-CONFIG_UART0_2STOP=n
-CONFIG_UART1_2STOP=n
+CONFIG_UART0_2STOP=0
+CONFIG_UART1_2STOP=0
 
 #
 # General OS setup