diff --git a/examples/device/device_virtual_com/src/tusb_config.h b/examples/device/device_virtual_com/src/tusb_config.h
index b7f7b348e..b09520f6c 100644
--- a/examples/device/device_virtual_com/src/tusb_config.h
+++ b/examples/device/device_virtual_com/src/tusb_config.h
@@ -76,31 +76,31 @@
 //--------------------------------------------------------------------+
 #ifdef __CODE_RED // compiled with lpcxpresso
 
-  #if (CFG_TUSB_MCU == MCU_LPC11UXX) || (CFG_TUSB_MCU == MCU_LPC13UXX)
+  #if (CFG_TUSB_MCU == OPT_MCU_LPC11UXX) || (CFG_TUSB_MCU == OPT_MCU_LPC13UXX)
     #define CFG_TUSB_ATTR_USBRAM  ATTR_SECTION(.data.$RAM2) ATTR_ALIGNED(64) // lp11u & lp13u requires data to be 64 byte aligned
-  #elif CFG_TUSB_MCU == MCU_LPC175X_6X
+  #elif CFG_TUSB_MCU == OPT_MCU_LPC175X_6X
     #define CFG_TUSB_ATTR_USBRAM // LPC17xx USB DMA can access all
-  #elif  (CFG_TUSB_MCU == MCU_LPC43XX)
+  #elif  (CFG_TUSB_MCU == OPT_MCU_LPC43XX)
     #define CFG_TUSB_ATTR_USBRAM  ATTR_SECTION(.data.$RAM3)
   #endif
 
 #elif defined  __CC_ARM // Compiled with Keil armcc, USBRAM_SECTION is defined in scatter files
 
-  #if (CFG_TUSB_MCU == MCU_LPC11UXX) || (CFG_TUSB_MCU == MCU_LPC13UXX)
+  #if (CFG_TUSB_MCU == OPT_MCU_LPC11UXX) || (CFG_TUSB_MCU == OPT_MCU_LPC13UXX)
     #define CFG_TUSB_ATTR_USBRAM  ATTR_SECTION(USBRAM_SECTION) ATTR_ALIGNED(64) // lp11u & lp13u requires data to be 64 byte aligned
-  #elif (CFG_TUSB_MCU == MCU_LPC175X_6X)
+  #elif (CFG_TUSB_MCU == OPT_MCU_LPC175X_6X)
     #define CFG_TUSB_ATTR_USBRAM  // LPC17xx USB DMA can access all address
-  #elif  (CFG_TUSB_MCU == MCU_LPC43XX)
+  #elif  (CFG_TUSB_MCU == OPT_MCU_LPC43XX)
     #define CFG_TUSB_ATTR_USBRAM // Use keil tool configure to have AHB SRAM as default memory
   #endif
 
 #elif defined __ICCARM__ // compiled with IAR
 
-  #if (CFG_TUSB_MCU == MCU_LPC11UXX) || (CFG_TUSB_MCU == MCU_LPC13UXX)
+  #if (CFG_TUSB_MCU == OPT_MCU_LPC11UXX) || (CFG_TUSB_MCU == OPT_MCU_LPC13UXX)
     #define CFG_TUSB_ATTR_USBRAM _Pragma("location=\"USB_PACKET_MEMORY\"") ATTR_ALIGNED(64)
-  #elif (CFG_TUSB_MCU == MCU_LPC175X_6X)
+  #elif (CFG_TUSB_MCU == OPT_MCU_LPC175X_6X)
     #define CFG_TUSB_ATTR_USBRAM
-  #elif  (CFG_TUSB_MCU == MCU_LPC43XX)
+  #elif  (CFG_TUSB_MCU == OPT_MCU_LPC43XX)
     #define CFG_TUSB_ATTR_USBRAM _Pragma("location=\".ahb_sram1\"")
   #endif
 
diff --git a/examples/device/nrf52840/src/msc_device_app.h b/examples/device/nrf52840/src/msc_device_app.h
index 185ceb260..83b460743 100644
--- a/examples/device/nrf52840/src/msc_device_app.h
+++ b/examples/device/nrf52840/src/msc_device_app.h
@@ -63,7 +63,7 @@ enum
 If you find any bugs or get any questions, feel free to file an\r\n\
 issue at github.com/hathach/tinyusb"
 
-#if CFG_TUSB_MCU==MCU_LPC11UXX || CFG_TUSB_MCU==MCU_LPC13UXX
+#if CFG_TUSB_MCU==OPT_MCU_LPC11UXX || CFG_TUSB_MCU==OPT_MCU_LPC13UXX
   #define MSCD_APP_ROMDISK
 #else // defaults is ram disk
   #define MSCD_APP_RAMDISK
diff --git a/examples/device/nrf52840/src/tusb_config.h b/examples/device/nrf52840/src/tusb_config.h
index 6182ed9e1..b9346aaf9 100644
--- a/examples/device/nrf52840/src/tusb_config.h
+++ b/examples/device/nrf52840/src/tusb_config.h
@@ -76,7 +76,7 @@
 #define CFG_TUSB_ATTR_USBRAM
 
 // LPC11uxx and LPC13uxx requires each buffer has to be 64-byte alignment
-#if CFG_TUSB_MCU == MCU_LPC11UXX || CFG_TUSB_MCU == MCU_LPC13UXX
+#if CFG_TUSB_MCU == OPT_MCU_LPC11UXX || CFG_TUSB_MCU == OPT_MCU_LPC13UXX
  #define CFG_TUSB_MEM_ALIGN   ATTR_ALIGNED(64)
 #elif defined NRF52840_XXAA
  #define CFG_TUSB_MEM_ALIGN   ATTR_ALIGNED(4)
diff --git a/examples/obsolete/device/src/msc_device_app.h b/examples/obsolete/device/src/msc_device_app.h
index 185ceb260..83b460743 100644
--- a/examples/obsolete/device/src/msc_device_app.h
+++ b/examples/obsolete/device/src/msc_device_app.h
@@ -63,7 +63,7 @@ enum
 If you find any bugs or get any questions, feel free to file an\r\n\
 issue at github.com/hathach/tinyusb"
 
-#if CFG_TUSB_MCU==MCU_LPC11UXX || CFG_TUSB_MCU==MCU_LPC13UXX
+#if CFG_TUSB_MCU==OPT_MCU_LPC11UXX || CFG_TUSB_MCU==OPT_MCU_LPC13UXX
   #define MSCD_APP_ROMDISK
 #else // defaults is ram disk
   #define MSCD_APP_RAMDISK
diff --git a/examples/obsolete/device/src/tusb_config.h b/examples/obsolete/device/src/tusb_config.h
index c9e81656f..8a7fcabdf 100644
--- a/examples/obsolete/device/src/tusb_config.h
+++ b/examples/obsolete/device/src/tusb_config.h
@@ -76,31 +76,31 @@
 //--------------------------------------------------------------------+
 #ifdef __CODE_RED // compiled with lpcxpresso
 
-  #if (CFG_TUSB_MCU == MCU_LPC11UXX) || (CFG_TUSB_MCU == MCU_LPC13UXX)
+  #if (CFG_TUSB_MCU == OPT_MCU_LPC11UXX) || (CFG_TUSB_MCU == OPT_MCU_LPC13UXX)
     #define CFG_TUSB_ATTR_USBRAM  ATTR_SECTION(.data.$RAM2) ATTR_ALIGNED(64) // lp11u & lp13u requires data to be 64 byte aligned
-  #elif CFG_TUSB_MCU == MCU_LPC175X_6X
+  #elif CFG_TUSB_MCU == OPT_MCU_LPC175X_6X
     #define CFG_TUSB_ATTR_USBRAM // LPC17xx USB DMA can access all
-  #elif  (CFG_TUSB_MCU == MCU_LPC43XX)
+  #elif  (CFG_TUSB_MCU == OPT_MCU_LPC43XX)
     #define CFG_TUSB_ATTR_USBRAM  ATTR_SECTION(.data.$RAM3)
   #endif
 
 #elif defined  __CC_ARM // Compiled with Keil armcc, USBRAM_SECTION is defined in scatter files
 
-  #if (CFG_TUSB_MCU == MCU_LPC11UXX) || (CFG_TUSB_MCU == MCU_LPC13UXX)
+  #if (CFG_TUSB_MCU == OPT_MCU_LPC11UXX) || (CFG_TUSB_MCU == OPT_MCU_LPC13UXX)
     #define CFG_TUSB_ATTR_USBRAM  ATTR_SECTION(USBRAM_SECTION) ATTR_ALIGNED(64) // lp11u & lp13u requires data to be 64 byte aligned
-  #elif (CFG_TUSB_MCU == MCU_LPC175X_6X)
+  #elif (CFG_TUSB_MCU == OPT_MCU_LPC175X_6X)
     #define CFG_TUSB_ATTR_USBRAM  // LPC17xx USB DMA can access all address
-  #elif  (CFG_TUSB_MCU == MCU_LPC43XX)
+  #elif  (CFG_TUSB_MCU == OPT_MCU_LPC43XX)
     #define CFG_TUSB_ATTR_USBRAM // Use keil tool configure to have AHB SRAM as default memory
   #endif
 
 #elif defined __ICCARM__ // compiled with IAR
 
-  #if (CFG_TUSB_MCU == MCU_LPC11UXX) || (CFG_TUSB_MCU == MCU_LPC13UXX)
+  #if (CFG_TUSB_MCU == OPT_MCU_LPC11UXX) || (CFG_TUSB_MCU == OPT_MCU_LPC13UXX)
     #define CFG_TUSB_ATTR_USBRAM _Pragma("location=\"USB_PACKET_MEMORY\"") ATTR_ALIGNED(64)
-  #elif (CFG_TUSB_MCU == MCU_LPC175X_6X)
+  #elif (CFG_TUSB_MCU == OPT_MCU_LPC175X_6X)
     #define CFG_TUSB_ATTR_USBRAM
-  #elif  (CFG_TUSB_MCU == MCU_LPC43XX)
+  #elif  (CFG_TUSB_MCU == OPT_MCU_LPC43XX)
     #define CFG_TUSB_ATTR_USBRAM _Pragma("location=\".ahb_sram1\"")
   #endif
 
@@ -111,7 +111,7 @@
 #endif
 
 // LPC11uxx and LPC13uxx requires each buffer has to be 64-byte alignment
-#if CFG_TUSB_MCU == MCU_LPC11UXX || CFG_TUSB_MCU == MCU_LPC13UXX
+#if CFG_TUSB_MCU == OPT_MCU_LPC11UXX || CFG_TUSB_MCU == OPT_MCU_LPC13UXX
  #define CFG_TUSB_MEM_ALIGN   ATTR_ALIGNED(64)
 #elif defined NRF52840_XXAA
  #define CFG_TUSB_MEM_ALIGN   ATTR_ALIGNED(4)
diff --git a/examples/obsolete/device/src/tusb_descriptors.h b/examples/obsolete/device/src/tusb_descriptors.h
index 274ad00e2..56ba60002 100644
--- a/examples/obsolete/device/src/tusb_descriptors.h
+++ b/examples/obsolete/device/src/tusb_descriptors.h
@@ -65,7 +65,7 @@
 #define ITF_TOTAL           (2*CFG_TUSB_DEVICE_CDC + CFG_TUSB_DEVICE_HID_KEYBOARD + CFG_TUSB_DEVICE_HID_MOUSE + \
                                    CFG_TUSB_DEVICE_HID_GENERIC + CFG_TUSB_DEVICE_MSC)
 
-#if (CFG_TUSB_MCU == MCU_LPC11UXX || CFG_TUSB_MCU == MCU_LPC13UXX) && (ITF_TOTAL > 4)
+#if (CFG_TUSB_MCU == OPT_MCU_LPC11UXX || CFG_TUSB_MCU == OPT_MCU_LPC13UXX) && (ITF_TOTAL > 4)
   #error These MCUs do not have enough number of endpoints for the current configuration
 #endif
 
@@ -75,7 +75,7 @@
 #define EDPT_IN(x)    (0x80 | (x))
 #define EDPT_OUT(x)   (x)
 
-#if CFG_TUSB_MCU == MCU_LPC175X_6X // MCUs's endpoint number has a fixed type
+#if CFG_TUSB_MCU == OPT_MCU_LPC175X_6X // MCUs's endpoint number has a fixed type
 
   //------------- CDC -------------//
   #define CDC_EDPT_NOTIF            EDPT_IN (1)
@@ -125,7 +125,7 @@
 
 #endif
 
-#define MSC_EDPT_PACKETSIZE                   (CFG_TUSB_MCU == MCU_LPC43XX ? 512 : 64)
+#define MSC_EDPT_PACKETSIZE                   (CFG_TUSB_MCU == OPT_MCU_LPC43XX ? 512 : 64)
 
 //--------------------------------------------------------------------+
 // CONFIGURATION DESCRIPTOR
diff --git a/examples/obsolete/host/src/tusb_config.h b/examples/obsolete/host/src/tusb_config.h
index 9a13aa25a..c3e67328e 100644
--- a/examples/obsolete/host/src/tusb_config.h
+++ b/examples/obsolete/host/src/tusb_config.h
@@ -76,26 +76,26 @@
 //--------------------------------------------------------------------+
 #ifdef __CODE_RED // make use of code red's support for ram region macros
 
-  #if CFG_TUSB_MCU == MCU_LPC175X_6X
+  #if CFG_TUSB_MCU == OPT_MCU_LPC175X_6X
     #define CFG_TUSB_ATTR_USBRAM // LPC17xx USB DMA can access all address
-  #elif  (CFG_TUSB_MCU == MCU_LPC43XX)
+  #elif  (CFG_TUSB_MCU == OPT_MCU_LPC43XX)
     #define CFG_TUSB_ATTR_USBRAM  ATTR_SECTION(.data.$RAM3)
   #endif
 
 #elif defined __CC_ARM // Compiled with Keil armcc
 
-  #if (CFG_TUSB_MCU == MCU_LPC175X_6X)
+  #if (CFG_TUSB_MCU == OPT_MCU_LPC175X_6X)
     #define CFG_TUSB_ATTR_USBRAM  // LPC17xx USB DMA can access all address
-  #elif  (CFG_TUSB_MCU == MCU_LPC43XX)
+  #elif  (CFG_TUSB_MCU == OPT_MCU_LPC43XX)
     #define CFG_TUSB_ATTR_USBRAM // Use keil tool configure to have AHB SRAM as default memory
   #endif
 
 #elif defined __ICCARM__ // compiled with IAR
 
-  #if (CFG_TUSB_MCU == MCU_LPC175X_6X)
+  #if (CFG_TUSB_MCU == OPT_MCU_LPC175X_6X)
     // LP175x_6x can access all but CMSIS-RTX causes overflow in 32KB SRAM --> move to AHB ram
     #define CFG_TUSB_ATTR_USBRAM _Pragma("location=\".sram\"")
-  #elif  (CFG_TUSB_MCU == MCU_LPC43XX)
+  #elif  (CFG_TUSB_MCU == OPT_MCU_LPC43XX)
     #define CFG_TUSB_ATTR_USBRAM _Pragma("location=\".ahb_sram1\"")
   #endif
 
diff --git a/hw/mcu/nxp/lpc11uxx/hal_mcu/hal_lpc11uxx.c b/hw/mcu/nxp/lpc11uxx/hal_mcu/hal_lpc11uxx.c
index f7998d5af..5797d7c5b 100644
--- a/hw/mcu/nxp/lpc11uxx/hal_mcu/hal_lpc11uxx.c
+++ b/hw/mcu/nxp/lpc11uxx/hal_mcu/hal_lpc11uxx.c
@@ -39,7 +39,7 @@
 #include "common/tusb_common.h"
 #include "hal.h"
 
-#if CFG_TUSB_MCU == MCU_LPC11UXX
+#if CFG_TUSB_MCU == OPT_MCU_LPC11UXX
 
 void tusb_hal_int_enable(uint8_t rhport)
 {
diff --git a/hw/mcu/nxp/lpc13uxx/hal_mcu/hal_lpc13uxx.c b/hw/mcu/nxp/lpc13uxx/hal_mcu/hal_lpc13uxx.c
index 265729aa9..c87387015 100644
--- a/hw/mcu/nxp/lpc13uxx/hal_mcu/hal_lpc13uxx.c
+++ b/hw/mcu/nxp/lpc13uxx/hal_mcu/hal_lpc13uxx.c
@@ -39,7 +39,7 @@
 #include "common/tusb_common.h"
 #include "hal.h"
 
-#if CFG_TUSB_MCU == MCU_LPC13UXX
+#if CFG_TUSB_MCU == OPT_MCU_LPC13UXX
 
 void tusb_hal_int_enable(uint8_t rhport)
 {
diff --git a/tinyusb/class/msc/msc_device.c b/tinyusb/class/msc/msc_device.c
index 6117d1770..4c0659292 100644
--- a/tinyusb/class/msc/msc_device.c
+++ b/tinyusb/class/msc/msc_device.c
@@ -64,7 +64,7 @@ typedef struct {
   uint8_t scsi_data[64];
   CFG_TUSB_MEM_ALIGN msc_cbw_t  cbw;
 
-#if defined (__ICCARM__) && (CFG_TUSB_MCU == MCU_LPC11UXX || CFG_TUSB_MCU == MCU_LPC13UXX)
+#if defined (__ICCARM__) && (CFG_TUSB_MCU == OPT_MCU_LPC11UXX || CFG_TUSB_MCU == OPT_MCU_LPC13UXX)
   uint8_t padding1[64-sizeof(msc_cbw_t)]; // IAR cannot align struct's member
 #endif
 
diff --git a/tinyusb/host/ehci/ehci.c b/tinyusb/host/ehci/ehci.c
index f1b2c7f92..2321cedcc 100644
--- a/tinyusb/host/ehci/ehci.c
+++ b/tinyusb/host/ehci/ehci.c
@@ -38,7 +38,7 @@
 
 #include "common/tusb_common.h"
 
-#if MODE_HOST_SUPPORTED && (CFG_TUSB_MCU == MCU_LPC43XX || CFG_TUSB_MCU == MCU_LPC18XX)
+#if MODE_HOST_SUPPORTED && (CFG_TUSB_MCU == OPT_MCU_LPC43XX || CFG_TUSB_MCU == OPT_MCU_LPC18XX)
 //--------------------------------------------------------------------+
 // INCLUDE
 //--------------------------------------------------------------------+
diff --git a/tinyusb/host/ohci/ohci.c b/tinyusb/host/ohci/ohci.c
index 2d1b70666..e8fa264eb 100644
--- a/tinyusb/host/ohci/ohci.c
+++ b/tinyusb/host/ohci/ohci.c
@@ -38,7 +38,7 @@
 
 #include <common/tusb_common.h>
 
-#if MODE_HOST_SUPPORTED && (CFG_TUSB_MCU == MCU_LPC175X_6X)
+#if MODE_HOST_SUPPORTED && (CFG_TUSB_MCU == OPT_MCU_LPC175X_6X)
 //--------------------------------------------------------------------+
 // INCLUDE
 //--------------------------------------------------------------------+
diff --git a/tinyusb/portable/nxp/lpc11xx_lpc13xx/dcd_lpc_11uxx_13uxx.c b/tinyusb/portable/nxp/lpc11xx_lpc13xx/dcd_lpc_11uxx_13uxx.c
index 4fecda490..a9f05f573 100644
--- a/tinyusb/portable/nxp/lpc11xx_lpc13xx/dcd_lpc_11uxx_13uxx.c
+++ b/tinyusb/portable/nxp/lpc11xx_lpc13xx/dcd_lpc_11uxx_13uxx.c
@@ -38,7 +38,7 @@
 
 #include "tusb_option.h"
 
-#if MODE_DEVICE_SUPPORTED && (CFG_TUSB_MCU == MCU_LPC11UXX || CFG_TUSB_MCU == MCU_LPC13UXX)
+#if MODE_DEVICE_SUPPORTED && (CFG_TUSB_MCU == OPT_MCU_LPC11UXX || CFG_TUSB_MCU == OPT_MCU_LPC13UXX)
 
 #define _TINY_USB_SOURCE_FILE_
 
@@ -63,7 +63,7 @@
 #define DCD_11U_13U_QHD_COUNT 10
 
 enum {
-  DCD_11U_13U_MAX_BYTE_PER_TD = (CFG_TUSB_MCU == MCU_LPC11UXX ? 64 : 1023)
+  DCD_11U_13U_MAX_BYTE_PER_TD = (CFG_TUSB_MCU == OPT_MCU_LPC11UXX ? 64 : 1023)
 };
 
 #ifdef __CC_ARM
diff --git a/tinyusb/portable/nxp/lpc17xx/dcd_lpc175x_6x.c b/tinyusb/portable/nxp/lpc17xx/dcd_lpc175x_6x.c
index 9061aab55..0a6ad97ed 100644
--- a/tinyusb/portable/nxp/lpc17xx/dcd_lpc175x_6x.c
+++ b/tinyusb/portable/nxp/lpc17xx/dcd_lpc175x_6x.c
@@ -38,7 +38,7 @@
 
 #include "tusb_option.h"
 
-#if MODE_DEVICE_SUPPORTED && (CFG_TUSB_MCU == MCU_LPC175X_6X)
+#if MODE_DEVICE_SUPPORTED && (CFG_TUSB_MCU == OPT_MCU_LPC175X_6X)
 
 #define _TINY_USB_SOURCE_FILE_
 //--------------------------------------------------------------------+
diff --git a/tinyusb/portable/nxp/lpc17xx/hal_lpc175x_6x.c b/tinyusb/portable/nxp/lpc17xx/hal_lpc175x_6x.c
index 4ed5c544c..5fa5ecfa0 100644
--- a/tinyusb/portable/nxp/lpc17xx/hal_lpc175x_6x.c
+++ b/tinyusb/portable/nxp/lpc17xx/hal_lpc175x_6x.c
@@ -37,7 +37,7 @@
 /**************************************************************************/
 
 #include "common/tusb_common.h"
-#if CFG_TUSB_MCU == MCU_LPC175X_6X
+#if CFG_TUSB_MCU == OPT_MCU_LPC175X_6X
 #include "hal_usb.h"
 
 
diff --git a/tinyusb/portable/nxp/lpc43xx_lpc18xx/dcd_lpc43xx.c b/tinyusb/portable/nxp/lpc43xx_lpc18xx/dcd_lpc43xx.c
index e4d01e2fe..79547e6e8 100644
--- a/tinyusb/portable/nxp/lpc43xx_lpc18xx/dcd_lpc43xx.c
+++ b/tinyusb/portable/nxp/lpc43xx_lpc18xx/dcd_lpc43xx.c
@@ -38,7 +38,7 @@
 
 #include "tusb_option.h"
 
-#if MODE_DEVICE_SUPPORTED && CFG_TUSB_MCU == MCU_LPC43XX
+#if MODE_DEVICE_SUPPORTED && CFG_TUSB_MCU == OPT_MCU_LPC43XX
 
 //--------------------------------------------------------------------+
 // INCLUDE
diff --git a/tinyusb/portable/nxp/lpc43xx_lpc18xx/hal_lpc43xx.c b/tinyusb/portable/nxp/lpc43xx_lpc18xx/hal_lpc43xx.c
index 34ebb9260..799b6432a 100644
--- a/tinyusb/portable/nxp/lpc43xx_lpc18xx/hal_lpc43xx.c
+++ b/tinyusb/portable/nxp/lpc43xx_lpc18xx/hal_lpc43xx.c
@@ -38,7 +38,7 @@
 
 #include "tusb.h"
 
-#if CFG_TUSB_MCU == MCU_LPC43XX
+#if CFG_TUSB_MCU == OPT_MCU_LPC43XX
 
 #include "LPC43xx.h"
 #include "lpc43xx_cgu.h"
diff --git a/tinyusb/tusb_option.h b/tinyusb/tusb_option.h
index b89b72782..6d0156ee1 100644
--- a/tinyusb/tusb_option.h
+++ b/tinyusb/tusb_option.h
@@ -49,13 +49,15 @@
 /** \defgroup group_mcu Supported MCU
  * \ref CFG_TUSB_MCU must be defined to one of these
  *  @{ */
-#define MCU_LPC11UXX       1 ///< NXP LPC11Uxx family
-#define MCU_LPC13XX        2 ///< NXP LPC13xx (not supported yet)
-#define MCU_LPC13UXX       3 ///< NXP LPC13xx 12 bit ADC family
-#define MCU_LPC175X_6X     4 ///< NXP LPC175x, LPC176x family
-#define MCU_LPC177X_8X     5 ///< NXP LPC177x, LPC178x family (not supported yet)
-#define MCU_LPC18XX        6 ///< NXP LPC18xx family (not supported yet)
-#define MCU_LPC43XX        7 ///< NXP LPC43xx family
+#define OPT_MCU_LPC11UXX       1 ///< NXP LPC11Uxx series
+#define OPT_MCU_LPC13XX        2 ///< NXP LPC13xx (not supported yet)
+#define OPT_MCU_LPC13UXX       3 ///< NXP LPC13xx 12 bit ADC series
+#define OPT_MCU_LPC175X_6X     4 ///< NXP LPC175x, LPC176x series
+#define OPT_MCU_LPC177X_8X     5 ///< NXP LPC177x, LPC178x series (not supported yet)
+#define OPT_MCU_LPC18XX        6 ///< NXP LPC18xx series (not supported yet)
+#define OPT_MCU_LPC43XX        7 ///< NXP LPC43xx series
+
+#define OPT_MCU_NRF5X        100 ///< Nordic nRF5x series
 /** @} */
 
 /** \defgroup group_supported_os Supported RTOS
diff --git a/vendor/freertos/FreeRTOSConfig.h b/vendor/freertos/FreeRTOSConfig.h
index 53ce7551a..89b959c07 100644
--- a/vendor/freertos/FreeRTOSConfig.h
+++ b/vendor/freertos/FreeRTOSConfig.h
@@ -4,7 +4,7 @@
 //--------------------------------------------------------------------+
 // See http://www.freertos.org/a00110.html.
 //--------------------------------------------------------------------+
-#if CFG_TUSB_MCU == MCU_LPC43XX
+#if CFG_TUSB_MCU == OPT_MCU_LPC43XX
   // TODO remove
   #include "lpc43xx_cgu.h"
   #define configCPU_CLOCK_HZ                   CGU_GetPCLKFrequency(CGU_PERIPHERAL_M4CORE)