diff --git a/examples/device/cdc_dual_ports/src/tusb_config.h b/examples/device/cdc_dual_ports/src/tusb_config.h
index 19b6925b..ff8535d1 100644
--- a/examples/device/cdc_dual_ports/src/tusb_config.h
+++ b/examples/device/cdc_dual_ports/src/tusb_config.h
@@ -48,7 +48,7 @@
 // Default to Highspeed for MCU with internal HighSpeed PHY (can be port specific), otherwise FullSpeed
 #ifndef BOARD_DEVICE_RHPORT_SPEED
   #if (CFG_TUSB_MCU == OPT_MCU_LPC18XX || CFG_TUSB_MCU == OPT_MCU_LPC43XX || CFG_TUSB_MCU == OPT_MCU_MIMXRT10XX || \
-       CFG_TUSB_MCU == OPT_MCU_NUC505  || CFG_TUSB_MCU == OPT_MCU_CXD56 || CFG_TUSB_MCU == OPT_MCU_SAM7X)
+       CFG_TUSB_MCU == OPT_MCU_NUC505  || CFG_TUSB_MCU == OPT_MCU_CXD56 || CFG_TUSB_MCU == OPT_MCU_SAMX7X)
     #define BOARD_DEVICE_RHPORT_SPEED   OPT_MODE_HIGH_SPEED
   #else
     #define BOARD_DEVICE_RHPORT_SPEED   OPT_MODE_FULL_SPEED
diff --git a/examples/device/cdc_dual_ports/src/usb_descriptors.c b/examples/device/cdc_dual_ports/src/usb_descriptors.c
index f1f71a77..b935b672 100644
--- a/examples/device/cdc_dual_ports/src/usb_descriptors.c
+++ b/examples/device/cdc_dual_ports/src/usb_descriptors.c
@@ -94,7 +94,7 @@ enum
   #define EPNUM_CDC_1_OUT     0x05
   #define EPNUM_CDC_1_IN      0x85
 
-#elif CFG_TUSB_MCU == OPT_MCU_SAMG || CFG_TUSB_MCU ==  OPT_MCU_SAM7X
+#elif CFG_TUSB_MCU == OPT_MCU_SAMG || CFG_TUSB_MCU ==  OPT_MCU_SAMX7X
   // SAMG & SAME70 don't support a same endpoint number with different direction IN and OUT
   //    e.g EP1 OUT & EP1 IN cannot exist together
   #define EPNUM_CDC_0_NOTIF   0x81
diff --git a/examples/device/cdc_msc/src/msc_disk.c b/examples/device/cdc_msc/src/msc_disk.c
index 503baace..3caf3fd4 100644
--- a/examples/device/cdc_msc/src/msc_disk.c
+++ b/examples/device/cdc_msc/src/msc_disk.c
@@ -23,7 +23,7 @@
  *
  */
 
-#include "bsp/board.h"
+//#include "bsp/board.h"
 #include "tusb.h"
 
 #if CFG_TUD_MSC
diff --git a/examples/device/cdc_msc/src/tusb_config.h b/examples/device/cdc_msc/src/tusb_config.h
index 950f3c42..bf6af06b 100644
--- a/examples/device/cdc_msc/src/tusb_config.h
+++ b/examples/device/cdc_msc/src/tusb_config.h
@@ -48,7 +48,7 @@
 // Default to Highspeed for MCU with internal HighSpeed PHY (can be port specific), otherwise FullSpeed
 #ifndef BOARD_DEVICE_RHPORT_SPEED
   #if (CFG_TUSB_MCU == OPT_MCU_LPC18XX || CFG_TUSB_MCU == OPT_MCU_LPC43XX || CFG_TUSB_MCU == OPT_MCU_MIMXRT10XX || \
-       CFG_TUSB_MCU == OPT_MCU_NUC505  || CFG_TUSB_MCU == OPT_MCU_CXD56 || CFG_TUSB_MCU == OPT_MCU_SAM7X)
+       CFG_TUSB_MCU == OPT_MCU_NUC505  || CFG_TUSB_MCU == OPT_MCU_CXD56 || CFG_TUSB_MCU == OPT_MCU_SAMX7X)
     #define BOARD_DEVICE_RHPORT_SPEED   OPT_MODE_HIGH_SPEED
   #else
     #define BOARD_DEVICE_RHPORT_SPEED   OPT_MODE_FULL_SPEED
diff --git a/examples/device/cdc_msc/src/usb_descriptors.c b/examples/device/cdc_msc/src/usb_descriptors.c
index 6ac34e85..1a89ce56 100644
--- a/examples/device/cdc_msc/src/usb_descriptors.c
+++ b/examples/device/cdc_msc/src/usb_descriptors.c
@@ -94,7 +94,7 @@ enum
   #define EPNUM_MSC_OUT     0x05
   #define EPNUM_MSC_IN      0x85
 
-#elif CFG_TUSB_MCU == OPT_MCU_SAMG  || CFG_TUSB_MCU ==  OPT_MCU_SAM7X
+#elif CFG_TUSB_MCU == OPT_MCU_SAMG  || CFG_TUSB_MCU ==  OPT_MCU_SAMX7X
   // SAMG & SAME70 don't support a same endpoint number with different direction IN and OUT
   //    e.g EP1 OUT & EP1 IN cannot exist together
   #define EPNUM_CDC_NOTIF   0x81
diff --git a/examples/device/cdc_msc_freertos/.skip.MCU_SAM7X b/examples/device/cdc_msc_freertos/.skip.MCU_SAMX7X
similarity index 100%
rename from examples/device/cdc_msc_freertos/.skip.MCU_SAM7X
rename to examples/device/cdc_msc_freertos/.skip.MCU_SAMX7X
diff --git a/examples/device/hid_composite_freertos/.skip.MCU_SAM7X b/examples/device/hid_composite_freertos/.skip.MCU_SAMX7X
similarity index 100%
rename from examples/device/hid_composite_freertos/.skip.MCU_SAM7X
rename to examples/device/hid_composite_freertos/.skip.MCU_SAMX7X
diff --git a/hw/bsp/same70_xplained/board.mk b/hw/bsp/same70_xplained/board.mk
index 031b536b..94b0bed9 100644
--- a/hw/bsp/same70_xplained/board.mk
+++ b/hw/bsp/same70_xplained/board.mk
@@ -8,7 +8,7 @@ CFLAGS += \
   -mfpu=fpv4-sp-d16 \
   -nostdlib -nostartfiles \
   -D__SAME70Q21B__ \
-  -DCFG_TUSB_MCU=OPT_MCU_SAM7X
+  -DCFG_TUSB_MCU=OPT_MCU_SAMX7X
 
 # suppress following warnings from mcu driver
 CFLAGS += -Wno-error=unused-parameter -Wno-error=cast-align
@@ -19,7 +19,7 @@ ASF_DIR = hw/mcu/microchip/same70
 LD_FILE = $(ASF_DIR)/same70b/gcc/gcc/same70q21b_flash.ld
 
 SRC_C += \
-	src/portable/microchip/sam7x/dcd_sam7x.c \
+	src/portable/microchip/samx7x/dcd_samx7x.c \
 	$(ASF_DIR)/same70b/gcc/gcc/startup_same70q21b.c \
 	$(ASF_DIR)/same70b/gcc/system_same70q21b.c \
 	$(ASF_DIR)/hpl/core/hpl_init.c \
diff --git a/src/portable/microchip/sam7x/dcd_sam7x.c b/src/portable/microchip/samx7x/dcd_samx7x.c
similarity index 99%
rename from src/portable/microchip/sam7x/dcd_sam7x.c
rename to src/portable/microchip/samx7x/dcd_samx7x.c
index 6463973b..a864fda5 100644
--- a/src/portable/microchip/sam7x/dcd_sam7x.c
+++ b/src/portable/microchip/samx7x/dcd_samx7x.c
@@ -27,7 +27,7 @@
 
 #include "tusb_option.h"
 
-#if TUSB_OPT_DEVICE_ENABLED && CFG_TUSB_MCU == OPT_MCU_SAM7X
+#if TUSB_OPT_DEVICE_ENABLED && CFG_TUSB_MCU == OPT_MCU_SAMX7X
 
 #include "device/dcd.h"
 
diff --git a/src/tusb_option.h b/src/tusb_option.h
index 2e1678cc..3f571036 100644
--- a/src/tusb_option.h
+++ b/src/tusb_option.h
@@ -61,7 +61,7 @@
 #define OPT_MCU_SAME5X            203 ///< MicroChip SAM E5x
 #define OPT_MCU_SAMD11            204 ///< MicroChip SAMD11
 #define OPT_MCU_SAML22            205 ///< MicroChip SAML22
-#define OPT_MCU_SAM7X             206 ///< MicroChip SAME70, S70, V70, V71 family
+#define OPT_MCU_SAMX7X             206 ///< MicroChip SAME70, S70, V70, V71 family
 
 
 // STM32