diff --git a/arch/arm/defconfig b/arch/arm/defconfig
index db15e53517f..3429074cb82 100644
--- a/arch/arm/defconfig
+++ b/arch/arm/defconfig
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Tiny Mountain Build Options
+# Tiny Mountain/arm Configuration
 #
 # CONFIG_NANOKERNEL is not set
 CONFIG_MICROKERNEL=y
@@ -33,18 +33,7 @@ CONFIG_COMMAND_STACK_SIZE=64
 CONFIG_NUM_COMMAND_PACKETS=16
 CONFIG_NUM_TIMER_PACKETS=10
 CONFIG_NUM_TASK_PRIORITIES=16
-CONFIG_API_MEMMAP=y
-CONFIG_API_MEMPOOL=y
-CONFIG_API_TASKIRQ=y
 CONFIG_MAX_NUM_TASK_IRQS=0
-CONFIG_API_DONOTHING=y
-CONFIG_API_OFFLD2FIBER=y
-CONFIG_API_EVENTS=y
-CONFIG_API_MAILBOX=y
-CONFIG_API_MUTEX=y
-CONFIG_API_FIFO=y
-CONFIG_API_SEMAPHORES=y
-CONFIG_API_TIMER=y
 
 #
 # Timer API Options
@@ -52,11 +41,31 @@ CONFIG_API_TIMER=y
 CONFIG_TIMESLICING=y
 CONFIG_TIMESLICE_SIZE=0
 CONFIG_TIMESLICE_PRIORITY=0
-CONFIG_API_CHANNEL=y
 # CONFIG_TASK_MONITOR is not set
 # CONFIG_ADVANCED_POWER_MANAGEMENT is not set
 CONFIG_PRINTK=y
-CONFIG_BSP_DIR="fsl_frdm_k64f"
+
+#
+# General Setup
+#
+# CONFIG_EXPERIMENTAL is not set
+CONFIG_CROSS_COMPILE=""
+
+#
+# Compile and Link Features
+#
+CONFIG_COMPILER_OPT=""
+CONFIG_MINIMAL_LIBC=y
+
+#
+# Debugging Options
+#
+# CONFIG_STDOUT_CONSOLE is not set
+# CONFIG_ASSERT is not set
+
+#
+# System Monitoring Options
+#
 
 #
 # ARM family options
@@ -100,43 +109,25 @@ CONFIG_IRQ_VECTOR_TABLE_BSP=y
 # CONFIG_ZERO_LATENCY_IRQS is not set
 CONFIG_ARCH_HAS_TASK_ABORT=y
 CONFIG_ARCH_HAS_NANO_FIBER_ABORT=y
+CONFIG_BSP_DIR="fsl_frdm_k64f"
 CONFIG_WDOG_INIT=y
 
 #
-# General Setup
+# Device Drivers
 #
-CONFIG_CROSS_COMPILE=""
-CONFIG_MINIMAL_LIBC=y
-
-#
-# Debugging Options
-#
-# CONFIG_STDOUT_CONSOLE is not set
-# CONFIG_ASSERT is not set
-
-#
-# System Monitoring Options
-#
-
-#
-# Compile and Link Features
-#
-CONFIG_COMPILER_OPT=""
-# CONFIG_BLUETOOTH is not set
-CONFIG_DRV_CONSOLE=y
-# CONFIG_UART_INTERRUPT_DRIVEN is not set
 # CONFIG_CONSOLE_HANDLER is not set
-CONFIG_DRV_SERIAL=y
-# CONFIG_DRV_NS16550 is not set
-CONFIG_DRV_K20_UART=y
-# CONFIG_DRV_STELLARIS_UART is not set
-# CONFIG_DRV_TIMER is not set
-# CONFIG_DRV_INTCTL is not set
-# CONFIG_DRV_PCI is not set
-# CONFIG_DRV_RANDOM is not set
+
+#
+# Serial Drivers
+#
+# CONFIG_NS16550 is not set
+CONFIG_K20_UART=y
+# CONFIG_STELLARIS_UART is not set
+# CONFIG_UART_INTERRUPT_DRIVEN is not set
 
 #
 # Random Generation Configuration
 #
 # CONFIG_TEST_RANDOM_GENERATOR is not set
-# CONFIG_EXPERIMENTAL is not set
+# CONFIG_BLUETOOTH is not set
+CONFIG_DEFCONFIG_LIST="$ARCH_DEFCONFIG"