diff --git a/examples/cc2530dk/border-router/Makefile b/examples/cc2530dk/border-router/Makefile
index 763b34cca..e37325dc6 100644
--- a/examples/cc2530dk/border-router/Makefile
+++ b/examples/cc2530dk/border-router/Makefile
@@ -1,6 +1,3 @@
-# To build for the cc2531 USB stick:
-DEFINES+=MODEL_CC2531=1,
-
 DEFINES+=PROJECT_CONF_H=\"project-conf.h\"
 
 # We need uIPv6, therefore we also need banking
diff --git a/examples/cc2530dk/border-router/project-conf.h b/examples/cc2530dk/border-router/project-conf.h
index 1de93e878..01e64dead 100644
--- a/examples/cc2530dk/border-router/project-conf.h
+++ b/examples/cc2530dk/border-router/project-conf.h
@@ -53,4 +53,7 @@
 
 #define UIP_FALLBACK_INTERFACE slip_interface
 
+/* Change to 0 to build for the SmartRF + cc2530 EM */
+#define MODELS_CONF_CC2531_USB_STICK 1
+
 #endif /* PROJECT_CONF_H_ */
diff --git a/examples/cc2530dk/cc2531-usb-demo/Makefile b/examples/cc2530dk/cc2531-usb-demo/Makefile
index 404f8ce14..c6cbb7f84 100644
--- a/examples/cc2530dk/cc2531-usb-demo/Makefile
+++ b/examples/cc2530dk/cc2531-usb-demo/Makefile
@@ -1,6 +1,6 @@
 CONTIKI_PROJECT = cc2531-usb-demo
 
-DEFINES+=MODEL_CC2531=1
+DEFINES+=MODELS_CONF_CC2531_USB_STICK=1
 
 all: $(CONTIKI_PROJECT)
 
diff --git a/examples/cc2530dk/sniffer/Makefile b/examples/cc2530dk/sniffer/Makefile
index 2fcdf669d..d9491a92c 100644
--- a/examples/cc2530dk/sniffer/Makefile
+++ b/examples/cc2530dk/sniffer/Makefile
@@ -1,5 +1,4 @@
 DEFINES+=PROJECT_CONF_H
-DEFINES+=MODEL_CC2531=1
 PROJECT_SOURCEFILES += stub-rdc.c
 
 CONTIKI_PROJECT = sniffer
diff --git a/examples/cc2530dk/sniffer/project-conf.h b/examples/cc2530dk/sniffer/project-conf.h
index a08744337..9f8af335a 100644
--- a/examples/cc2530dk/sniffer/project-conf.h
+++ b/examples/cc2530dk/sniffer/project-conf.h
@@ -47,6 +47,9 @@
 #define LPM_CONF_MODE          0
 #define UART0_CONF_HIGH_SPEED  1
 
+/* Change to 0 to build for the SmartRF + cc2530 EM */
+#define MODELS_CONF_CC2531_USB_STICK 1
+
 /* Used by cc2531 USB dongle builds, has no effect on SmartRF builds */
 #define USB_SERIAL_CONF_BUFFERED 1
 
diff --git a/platform/cc2530dk/contiki-conf.h b/platform/cc2530dk/contiki-conf.h
index f4fd61879..4c9804dd1 100644
--- a/platform/cc2530dk/contiki-conf.h
+++ b/platform/cc2530dk/contiki-conf.h
@@ -10,6 +10,14 @@
 #include "project-conf.h"
 #endif /* PROJECT_CONF_H */
 
+/*
+ * Build for SmartRF05EB+CC2530EM by default.
+ * This define needs to have its final value before inclusion of models.h
+ */
+#ifndef MODELS_CONF_CC2531_USB_STICK
+#define MODELS_CONF_CC2531_USB_STICK 0
+#endif
+
 #include "models.h"
 
 /*
diff --git a/platform/cc2530dk/dev/button-sensor.c b/platform/cc2530dk/dev/button-sensor.c
index 4f5f1347d..27db847af 100644
--- a/platform/cc2530dk/dev/button-sensor.c
+++ b/platform/cc2530dk/dev/button-sensor.c
@@ -63,7 +63,7 @@ configure_b1(int type, int value)
 {
   switch(type) {
   case SENSORS_HW_INIT:
-#if !MODEL_CC2531
+#if !MODELS_CONF_CC2531_USB_STICK
     P0INP |= 2; /* Tri-state */
 #endif
     BUTTON_IRQ_ON_PRESS(1);
@@ -87,7 +87,7 @@ configure_b1(int type, int value)
 /*---------------------------------------------------------------------------*/
 /* Button 2 - cc2531 USb Dongle only */
 /*---------------------------------------------------------------------------*/
-#if MODEL_CC2531
+#if MODELS_CONF_CC2531_USB_STICK
 static int
 value_b2(int type)
 {
@@ -138,7 +138,7 @@ configure_b2(int type, int value)
 #if CC_CONF_OPTIMIZE_STACK_SIZE
 #pragma exclude bits
 #endif
-#if MODEL_CC2531
+#if MODELS_CONF_CC2531_USB_STICK
 void
 port_1_isr(void) __interrupt(P1INT_VECTOR)
 {
@@ -195,6 +195,6 @@ port_0_isr(void) __interrupt(P0INT_VECTOR)
 #pragma restore
 /*---------------------------------------------------------------------------*/
 SENSORS_SENSOR(button_1_sensor, BUTTON_SENSOR, value_b1, configure_b1, status_b1);
-#if MODEL_CC2531
+#if MODELS_CONF_CC2531_USB_STICK
 SENSORS_SENSOR(button_2_sensor, BUTTON_SENSOR, value_b2, configure_b2, status_b2);
 #endif
diff --git a/platform/cc2530dk/dev/button-sensor.h b/platform/cc2530dk/dev/button-sensor.h
index 6fd1a2fb5..82cd2ec17 100644
--- a/platform/cc2530dk/dev/button-sensor.h
+++ b/platform/cc2530dk/dev/button-sensor.h
@@ -54,7 +54,7 @@
  * B2: P1_3
  *
  */
-#if MODEL_CC2531
+#if MODELS_CONF_CC2531_USB_STICK
 #define BUTTON1_PORT 1
 #define BUTTON1_PIN  2
 #define BUTTON2_PORT 1
@@ -73,7 +73,7 @@ extern const struct sensors_sensor button_1_sensor;
 extern const struct sensors_sensor button_2_sensor;
 
 #if BUTTON_SENSOR_ON
-#if MODEL_CC2531
+#if MODELS_CONF_CC2531_USB_STICK
 /* USB Dongle */
 /* Buttons: P1_2 & P1_3 - Port 1 ISR needed */
 void port_1_isr(void) __interrupt(P1INT_VECTOR);
@@ -82,12 +82,12 @@ void port_1_isr(void) __interrupt(P1INT_VECTOR);
     button_2_sensor.configure(SENSORS_ACTIVE, 1); \
 } while(0)
 
-#else /* MODEL_CC2531 */
+#else /* MODELS_CONF_CC2531_USB_STICK */
 /* SmartRF */
 /* Button 1: P0_1 - Port 0 ISR needed */
 void port_0_isr(void) __interrupt(P0INT_VECTOR);
 #define   BUTTON_SENSOR_ACTIVATE() button_sensor.configure(SENSORS_ACTIVE, 1)
-#endif /* MODEL_CC2531 */
+#endif /* MODELS_CONF_CC2531_USB_STICK */
 
 #else /* BUTTON_SENSOR_ON */
 #define   BUTTON_SENSOR_ACTIVATE()
diff --git a/platform/cc2530dk/dev/io-arch.h b/platform/cc2530dk/dev/io-arch.h
index f5811e0b6..33c9a026f 100644
--- a/platform/cc2530dk/dev/io-arch.h
+++ b/platform/cc2530dk/dev/io-arch.h
@@ -48,7 +48,7 @@
 
 #include "contiki.h"
 /*---------------------------------------------------------------------------*/
-#if MODEL_CC2531
+#if MODELS_CONF_CC2531_USB_STICK
 #include "dev/usb-serial.h"
 #define IO_ARCH_PREFIX usb_serial
 
diff --git a/platform/cc2530dk/dev/leds-arch.c b/platform/cc2530dk/dev/leds-arch.c
index 566fb000c..00fbb3b0e 100644
--- a/platform/cc2530dk/dev/leds-arch.c
+++ b/platform/cc2530dk/dev/leds-arch.c
@@ -44,7 +44,7 @@
 void
 leds_arch_init(void)
 {
-#if MODEL_CC2531
+#if MODELS_CONF_CC2531_USB_STICK
   P1SEL &= ~LED1_MASK;
   P1DIR |= LED1_MASK;
   P0SEL &= ~LED2_MASK;
@@ -58,7 +58,7 @@ leds_arch_init(void)
 unsigned char
 leds_arch_get(void)
 {
-#if MODEL_CC2531
+#if MODELS_CONF_CC2531_USB_STICK
   return (unsigned char)(LED1_PIN | ((LED2_PIN ^ 0x01) << 1));
 #else
   return (unsigned char)(LED1_PIN | (LED2_PIN << 1) | (LED3_PIN << 2));
@@ -69,7 +69,7 @@ void
 leds_arch_set(unsigned char leds)
 {
   LED1_PIN = leds & 0x01;
-#if MODEL_CC2531
+#if MODELS_CONF_CC2531_USB_STICK
   LED2_PIN = ((leds & 0x02) >> 1) ^ 0x01;
 #else
   LED2_PIN = (leds & 0x02) >> 1;
diff --git a/platform/cc2530dk/dev/smartrf-sensors.c b/platform/cc2530dk/dev/smartrf-sensors.c
index 4bac66dab..d3fedc006 100644
--- a/platform/cc2530dk/dev/smartrf-sensors.c
+++ b/platform/cc2530dk/dev/smartrf-sensors.c
@@ -47,7 +47,7 @@ const struct sensors_sensor *sensors[] = {
 #endif
 #if BUTTON_SENSOR_ON
   &button_1_sensor,
-#if MODEL_CC2531
+#if MODELS_CONF_CC2531_USB_STICK
   &button_2_sensor,
 #endif
 #endif
diff --git a/platform/cc2530dk/models.h b/platform/cc2530dk/models.h
index 06f4f72cb..23989915c 100644
--- a/platform/cc2530dk/models.h
+++ b/platform/cc2530dk/models.h
@@ -64,7 +64,7 @@
  *  1: P0_0 (Red)
  *  2: P1_1 (Green - active: low)
  */
-#if MODEL_CC2531
+#if MODELS_CONF_CC2531_USB_STICK
 #define MODEL_STRING "TI cc2531 USB Dongle\n"
 #define USB_CONF_ENABLE 1