remove tinyusb directory

17 files changed, 0 insertions, 1334 deletions

diff --git a/tinyusb/hw/bsp/samd51/boards/feather_m4_express/board.h b/tinyusb/hw/bsp/samd51/boards/feather_m4_express/board.h
deleted file mode 100755
index 1d5ed804..00000000
--- a/tinyusb/hw/bsp/samd51/boards/feather_m4_express/board.h
+++ /dev/null
@@ -1,50 +0,0 @@
-/* 
- * The MIT License (MIT)
- *
- * Copyright (c) 2020, Ha Thach (tinyusb.org)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- *
- * This file is part of the TinyUSB stack.
- */
-
-#ifndef BOARD_H_
-#define BOARD_H_
-
-#ifdef __cplusplus
- extern "C" {
-#endif
-
-// LED
-#define LED_PIN               23
-#define LED_STATE_ON          1
-
-// Button
-#define BUTTON_PIN            16 // D5
-#define BUTTON_STATE_ACTIVE   0
-
-// UART
-#define UART_TX_PIN           (32 + 17)
-#define UART_RX_PIN           (32 + 16)
-
-#ifdef __cplusplus
- }
-#endif
-
-#endif /* BOARD_H_ */
diff --git a/tinyusb/hw/bsp/samd51/boards/feather_m4_express/board.mk b/tinyusb/hw/bsp/samd51/boards/feather_m4_express/board.mk
deleted file mode 100755
index a8a98a98..00000000
--- a/tinyusb/hw/bsp/samd51/boards/feather_m4_express/board.mk
+++ /dev/null
@@ -1,8 +0,0 @@
-CFLAGS += -D__SAMD51J19A__
-
-LD_FILE = $(BOARD_PATH)/$(BOARD).ld
-
-# For flash-jlink target
-JLINK_DEVICE = ATSAMD51J19
-
-flash: flash-bossac
diff --git a/tinyusb/hw/bsp/samd51/boards/feather_m4_express/feather_m4_express.ld b/tinyusb/hw/bsp/samd51/boards/feather_m4_express/feather_m4_express.ld
deleted file mode 100755
index f1a021d7..00000000
--- a/tinyusb/hw/bsp/samd51/boards/feather_m4_express/feather_m4_express.ld
+++ /dev/null
@@ -1,166 +0,0 @@
-/**
- * \file
- *
- * \brief Linker script for running in internal FLASH on the SAMD51G19A
- *
- * Copyright (c) 2017 Microchip Technology Inc.
- *
- * \asf_license_start
- *
- * \page License
- *
- * SPDX-License-Identifier: Apache-2.0
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may
- * not use this file except in compliance with the License.
- * You may obtain a copy of the Licence at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an AS IS BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * \asf_license_stop
- *
- */
-
-
-OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
-OUTPUT_ARCH(arm)
-SEARCH_DIR(.)
-
-/* Memory Spaces Definitions */
-MEMORY
-{
-  rom      (rx)  : ORIGIN = 0x00000000 + 16K, LENGTH = 0x00080000 - 16K
-  ram      (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00030000
-  bkupram  (rwx) : ORIGIN = 0x47000000, LENGTH = 0x00002000
-  qspi     (rwx) : ORIGIN = 0x04000000, LENGTH = 0x01000000
-}
-
-/* The stack size used by the application. NOTE: you need to adjust according to your application. */
-STACK_SIZE = DEFINED(STACK_SIZE) ? STACK_SIZE : DEFINED(__stack_size__) ? __stack_size__ : 0xC000;
-
-ENTRY(Reset_Handler)
-
-/* Section Definitions */
-SECTIONS
-{
-    .text :
-    {
-        . = ALIGN(4);
-        _sfixed = .;
-        KEEP(*(.vectors .vectors.*))
-        *(.text .text.* .gnu.linkonce.t.*)
-        *(.glue_7t) *(.glue_7)
-        *(.rodata .rodata* .gnu.linkonce.r.*)
-        *(.ARM.extab* .gnu.linkonce.armextab.*)
-
-        /* Support C constructors, and C destructors in both user code
-           and the C library. This also provides support for C++ code. */
-        . = ALIGN(4);
-        KEEP(*(.init))
-        . = ALIGN(4);
-        __preinit_array_start = .;
-        KEEP (*(.preinit_array))
-        __preinit_array_end = .;
-
-        . = ALIGN(4);
-        __init_array_start = .;
-        KEEP (*(SORT(.init_array.*)))
-        KEEP (*(.init_array))
-        __init_array_end = .;
-
-        . = ALIGN(4);
-        KEEP (*crtbegin.o(.ctors))
-        KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
-        KEEP (*(SORT(.ctors.*)))
-        KEEP (*crtend.o(.ctors))
-
-        . = ALIGN(4);
-        KEEP(*(.fini))
-
-        . = ALIGN(4);
-        __fini_array_start = .;
-        KEEP (*(.fini_array))
-        KEEP (*(SORT(.fini_array.*)))
-        __fini_array_end = .;
-
-        KEEP (*crtbegin.o(.dtors))
-        KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
-        KEEP (*(SORT(.dtors.*)))
-        KEEP (*crtend.o(.dtors))
-
-        . = ALIGN(4);
-        _efixed = .;            /* End of text section */
-    } > rom
-
-    /* .ARM.exidx is sorted, so has to go in its own output section.  */
-    PROVIDE_HIDDEN (__exidx_start = .);
-    .ARM.exidx :
-    {
-      *(.ARM.exidx* .gnu.linkonce.armexidx.*)
-    } > rom
-    PROVIDE_HIDDEN (__exidx_end = .);
-
-    . = ALIGN(4);
-    _etext = .;
-
-    .relocate : AT (_etext)
-    {
-        . = ALIGN(4);
-        _srelocate = .;
-        *(.ramfunc .ramfunc.*);
-        *(.data .data.*);
-        . = ALIGN(4);
-        _erelocate = .;
-    } > ram
-
-    .bkupram (NOLOAD):
-    {
-        . = ALIGN(8);
-        _sbkupram = .;
-        *(.bkupram .bkupram.*);
-        . = ALIGN(8);
-        _ebkupram = .;
-    } > bkupram
-
-    .qspi (NOLOAD):
-    {
-        . = ALIGN(8);
-        _sqspi = .;
-        *(.qspi .qspi.*);
-        . = ALIGN(8);
-        _eqspi = .;
-    } > qspi
-
-    /* .bss section which is used for uninitialized data */
-    .bss (NOLOAD) :
-    {
-        . = ALIGN(4);
-        _sbss = . ;
-        _szero = .;
-        *(.bss .bss.*)
-        *(COMMON)
-        . = ALIGN(4);
-        _ebss = . ;
-        _ezero = .;
-        end = .;
-    } > ram
-
-    /* stack section */
-    .stack (NOLOAD):
-    {
-        . = ALIGN(8);
-        _sstack = .;
-        . = . + STACK_SIZE;
-        . = ALIGN(8);
-        _estack = .;
-    } > ram
-
-    . = ALIGN(4);
-    _end = . ;
-}
diff --git a/tinyusb/hw/bsp/samd51/boards/itsybitsy_m4/board.h b/tinyusb/hw/bsp/samd51/boards/itsybitsy_m4/board.h
deleted file mode 100755
index 0760d428..00000000
--- a/tinyusb/hw/bsp/samd51/boards/itsybitsy_m4/board.h
+++ /dev/null
@@ -1,50 +0,0 @@
-/* 
- * The MIT License (MIT)
- *
- * Copyright (c) 2020, Ha Thach (tinyusb.org)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- *
- * This file is part of the TinyUSB stack.
- */
-
-#ifndef BOARD_H_
-#define BOARD_H_
-
-#ifdef __cplusplus
- extern "C" {
-#endif
-
-// LED
-#define LED_PIN               22
-#define LED_STATE_ON          1
-
-// Button
-#define BUTTON_PIN            18 // D5
-#define BUTTON_STATE_ACTIVE   0
-
-// UART
-#define UART_TX_PIN           16
-#define UART_RX_PIN           17
-
-#ifdef __cplusplus
- }
-#endif
-
-#endif /* BOARD_H_ */
diff --git a/tinyusb/hw/bsp/samd51/boards/itsybitsy_m4/board.mk b/tinyusb/hw/bsp/samd51/boards/itsybitsy_m4/board.mk
deleted file mode 100755
index 57a680e9..00000000
--- a/tinyusb/hw/bsp/samd51/boards/itsybitsy_m4/board.mk
+++ /dev/null
@@ -1,9 +0,0 @@
-CFLAGS += -D__SAMD51J19A__
-
-# All source paths should be relative to the top level.
-LD_FILE = $(BOARD_PATH)/$(BOARD).ld
-
-# For flash-jlink target
-JLINK_DEVICE = ATSAMD51J19
-
-flash: flash-bossac
diff --git a/tinyusb/hw/bsp/samd51/boards/itsybitsy_m4/itsybitsy_m4.ld b/tinyusb/hw/bsp/samd51/boards/itsybitsy_m4/itsybitsy_m4.ld
deleted file mode 100755
index f1a021d7..00000000
--- a/tinyusb/hw/bsp/samd51/boards/itsybitsy_m4/itsybitsy_m4.ld
+++ /dev/null
@@ -1,166 +0,0 @@
-/**
- * \file
- *
- * \brief Linker script for running in internal FLASH on the SAMD51G19A
- *
- * Copyright (c) 2017 Microchip Technology Inc.
- *
- * \asf_license_start
- *
- * \page License
- *
- * SPDX-License-Identifier: Apache-2.0
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may
- * not use this file except in compliance with the License.
- * You may obtain a copy of the Licence at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an AS IS BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * \asf_license_stop
- *
- */
-
-
-OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
-OUTPUT_ARCH(arm)
-SEARCH_DIR(.)
-
-/* Memory Spaces Definitions */
-MEMORY
-{
-  rom      (rx)  : ORIGIN = 0x00000000 + 16K, LENGTH = 0x00080000 - 16K
-  ram      (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00030000
-  bkupram  (rwx) : ORIGIN = 0x47000000, LENGTH = 0x00002000
-  qspi     (rwx) : ORIGIN = 0x04000000, LENGTH = 0x01000000
-}
-
-/* The stack size used by the application. NOTE: you need to adjust according to your application. */
-STACK_SIZE = DEFINED(STACK_SIZE) ? STACK_SIZE : DEFINED(__stack_size__) ? __stack_size__ : 0xC000;
-
-ENTRY(Reset_Handler)
-
-/* Section Definitions */
-SECTIONS
-{
-    .text :
-    {
-        . = ALIGN(4);
-        _sfixed = .;
-        KEEP(*(.vectors .vectors.*))
-        *(.text .text.* .gnu.linkonce.t.*)
-        *(.glue_7t) *(.glue_7)
-        *(.rodata .rodata* .gnu.linkonce.r.*)
-        *(.ARM.extab* .gnu.linkonce.armextab.*)
-
-        /* Support C constructors, and C destructors in both user code
-           and the C library. This also provides support for C++ code. */
-        . = ALIGN(4);
-        KEEP(*(.init))
-        . = ALIGN(4);
-        __preinit_array_start = .;
-        KEEP (*(.preinit_array))
-        __preinit_array_end = .;
-
-        . = ALIGN(4);
-        __init_array_start = .;
-        KEEP (*(SORT(.init_array.*)))
-        KEEP (*(.init_array))
-        __init_array_end = .;
-
-        . = ALIGN(4);
-        KEEP (*crtbegin.o(.ctors))
-        KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
-        KEEP (*(SORT(.ctors.*)))
-        KEEP (*crtend.o(.ctors))
-
-        . = ALIGN(4);
-        KEEP(*(.fini))
-
-        . = ALIGN(4);
-        __fini_array_start = .;
-        KEEP (*(.fini_array))
-        KEEP (*(SORT(.fini_array.*)))
-        __fini_array_end = .;
-
-        KEEP (*crtbegin.o(.dtors))
-        KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
-        KEEP (*(SORT(.dtors.*)))
-        KEEP (*crtend.o(.dtors))
-
-        . = ALIGN(4);
-        _efixed = .;            /* End of text section */
-    } > rom
-
-    /* .ARM.exidx is sorted, so has to go in its own output section.  */
-    PROVIDE_HIDDEN (__exidx_start = .);
-    .ARM.exidx :
-    {
-      *(.ARM.exidx* .gnu.linkonce.armexidx.*)
-    } > rom
-    PROVIDE_HIDDEN (__exidx_end = .);
-
-    . = ALIGN(4);
-    _etext = .;
-
-    .relocate : AT (_etext)
-    {
-        . = ALIGN(4);
-        _srelocate = .;
-        *(.ramfunc .ramfunc.*);
-        *(.data .data.*);
-        . = ALIGN(4);
-        _erelocate = .;
-    } > ram
-
-    .bkupram (NOLOAD):
-    {
-        . = ALIGN(8);
-        _sbkupram = .;
-        *(.bkupram .bkupram.*);
-        . = ALIGN(8);
-        _ebkupram = .;
-    } > bkupram
-
-    .qspi (NOLOAD):
-    {
-        . = ALIGN(8);
-        _sqspi = .;
-        *(.qspi .qspi.*);
-        . = ALIGN(8);
-        _eqspi = .;
-    } > qspi
-
-    /* .bss section which is used for uninitialized data */
-    .bss (NOLOAD) :
-    {
-        . = ALIGN(4);
-        _sbss = . ;
-        _szero = .;
-        *(.bss .bss.*)
-        *(COMMON)
-        . = ALIGN(4);
-        _ebss = . ;
-        _ezero = .;
-        end = .;
-    } > ram
-
-    /* stack section */
-    .stack (NOLOAD):
-    {
-        . = ALIGN(8);
-        _sstack = .;
-        . = . + STACK_SIZE;
-        . = ALIGN(8);
-        _estack = .;
-    } > ram
-
-    . = ALIGN(4);
-    _end = . ;
-}
diff --git a/tinyusb/hw/bsp/samd51/boards/metro_m4_express/board.h b/tinyusb/hw/bsp/samd51/boards/metro_m4_express/board.h
deleted file mode 100755
index 9bb5f815..00000000
--- a/tinyusb/hw/bsp/samd51/boards/metro_m4_express/board.h
+++ /dev/null
@@ -1,50 +0,0 @@
-/* 
- * The MIT License (MIT)
- *
- * Copyright (c) 2020, Ha Thach (tinyusb.org)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- *
- * This file is part of the TinyUSB stack.
- */
-
-#ifndef BOARD_H_
-#define BOARD_H_
-
-#ifdef __cplusplus
- extern "C" {
-#endif
-
-// LED
-#define LED_PIN               16
-#define LED_STATE_ON          1
-
-// Button
-#define BUTTON_PIN            (32+14) // D5
-#define BUTTON_STATE_ACTIVE   0
-
-// UART
-#define UART_TX_PIN           23
-#define UART_RX_PIN           22
-
-#ifdef __cplusplus
- }
-#endif
-
-#endif /* BOARD_H_ */
diff --git a/tinyusb/hw/bsp/samd51/boards/metro_m4_express/board.mk b/tinyusb/hw/bsp/samd51/boards/metro_m4_express/board.mk
deleted file mode 100755
index d7953cc2..00000000
--- a/tinyusb/hw/bsp/samd51/boards/metro_m4_express/board.mk
+++ /dev/null
@@ -1,10 +0,0 @@
-CFLAGS += -D__SAMD51J19A__
-
-# All source paths should be relative to the top level.
-LD_FILE = $(BOARD_PATH)/$(BOARD).ld
-
-# For flash-jlink target
-JLINK_DEVICE = ATSAMD51J19
-
-flash: flash-bossac
-
diff --git a/tinyusb/hw/bsp/samd51/boards/metro_m4_express/metro_m4_express.ld b/tinyusb/hw/bsp/samd51/boards/metro_m4_express/metro_m4_express.ld
deleted file mode 100755
index f1a021d7..00000000
--- a/tinyusb/hw/bsp/samd51/boards/metro_m4_express/metro_m4_express.ld
+++ /dev/null
@@ -1,166 +0,0 @@
-/**
- * \file
- *
- * \brief Linker script for running in internal FLASH on the SAMD51G19A
- *
- * Copyright (c) 2017 Microchip Technology Inc.
- *
- * \asf_license_start
- *
- * \page License
- *
- * SPDX-License-Identifier: Apache-2.0
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may
- * not use this file except in compliance with the License.
- * You may obtain a copy of the Licence at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an AS IS BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * \asf_license_stop
- *
- */
-
-
-OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
-OUTPUT_ARCH(arm)
-SEARCH_DIR(.)
-
-/* Memory Spaces Definitions */
-MEMORY
-{
-  rom      (rx)  : ORIGIN = 0x00000000 + 16K, LENGTH = 0x00080000 - 16K
-  ram      (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00030000
-  bkupram  (rwx) : ORIGIN = 0x47000000, LENGTH = 0x00002000
-  qspi     (rwx) : ORIGIN = 0x04000000, LENGTH = 0x01000000
-}
-
-/* The stack size used by the application. NOTE: you need to adjust according to your application. */
-STACK_SIZE = DEFINED(STACK_SIZE) ? STACK_SIZE : DEFINED(__stack_size__) ? __stack_size__ : 0xC000;
-
-ENTRY(Reset_Handler)
-
-/* Section Definitions */
-SECTIONS
-{
-    .text :
-    {
-        . = ALIGN(4);
-        _sfixed = .;
-        KEEP(*(.vectors .vectors.*))
-        *(.text .text.* .gnu.linkonce.t.*)
-        *(.glue_7t) *(.glue_7)
-        *(.rodata .rodata* .gnu.linkonce.r.*)
-        *(.ARM.extab* .gnu.linkonce.armextab.*)
-
-        /* Support C constructors, and C destructors in both user code
-           and the C library. This also provides support for C++ code. */
-        . = ALIGN(4);
-        KEEP(*(.init))
-        . = ALIGN(4);
-        __preinit_array_start = .;
-        KEEP (*(.preinit_array))
-        __preinit_array_end = .;
-
-        . = ALIGN(4);
-        __init_array_start = .;
-        KEEP (*(SORT(.init_array.*)))
-        KEEP (*(.init_array))
-        __init_array_end = .;
-
-        . = ALIGN(4);
-        KEEP (*crtbegin.o(.ctors))
-        KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
-        KEEP (*(SORT(.ctors.*)))
-        KEEP (*crtend.o(.ctors))
-
-        . = ALIGN(4);
-        KEEP(*(.fini))
-
-        . = ALIGN(4);
-        __fini_array_start = .;
-        KEEP (*(.fini_array))
-        KEEP (*(SORT(.fini_array.*)))
-        __fini_array_end = .;
-
-        KEEP (*crtbegin.o(.dtors))
-        KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
-        KEEP (*(SORT(.dtors.*)))
-        KEEP (*crtend.o(.dtors))
-
-        . = ALIGN(4);
-        _efixed = .;            /* End of text section */
-    } > rom
-
-    /* .ARM.exidx is sorted, so has to go in its own output section.  */
-    PROVIDE_HIDDEN (__exidx_start = .);
-    .ARM.exidx :
-    {
-      *(.ARM.exidx* .gnu.linkonce.armexidx.*)
-    } > rom
-    PROVIDE_HIDDEN (__exidx_end = .);
-
-    . = ALIGN(4);
-    _etext = .;
-
-    .relocate : AT (_etext)
-    {
-        . = ALIGN(4);
-        _srelocate = .;
-        *(.ramfunc .ramfunc.*);
-        *(.data .data.*);
-        . = ALIGN(4);
-        _erelocate = .;
-    } > ram
-
-    .bkupram (NOLOAD):
-    {
-        . = ALIGN(8);
-        _sbkupram = .;
-        *(.bkupram .bkupram.*);
-        . = ALIGN(8);
-        _ebkupram = .;
-    } > bkupram
-
-    .qspi (NOLOAD):
-    {
-        . = ALIGN(8);
-        _sqspi = .;
-        *(.qspi .qspi.*);
-        . = ALIGN(8);
-        _eqspi = .;
-    } > qspi
-
-    /* .bss section which is used for uninitialized data */
-    .bss (NOLOAD) :
-    {
-        . = ALIGN(4);
-        _sbss = . ;
-        _szero = .;
-        *(.bss .bss.*)
-        *(COMMON)
-        . = ALIGN(4);
-        _ebss = . ;
-        _ezero = .;
-        end = .;
-    } > ram
-
-    /* stack section */
-    .stack (NOLOAD):
-    {
-        . = ALIGN(8);
-        _sstack = .;
-        . = . + STACK_SIZE;
-        . = ALIGN(8);
-        _estack = .;
-    } > ram
-
-    . = ALIGN(4);
-    _end = . ;
-}
diff --git a/tinyusb/hw/bsp/samd51/boards/pybadge/board.h b/tinyusb/hw/bsp/samd51/boards/pybadge/board.h
deleted file mode 100755
index 1d5ed804..00000000
--- a/tinyusb/hw/bsp/samd51/boards/pybadge/board.h
+++ /dev/null
@@ -1,50 +0,0 @@
-/* 
- * The MIT License (MIT)
- *
- * Copyright (c) 2020, Ha Thach (tinyusb.org)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- *
- * This file is part of the TinyUSB stack.
- */
-
-#ifndef BOARD_H_
-#define BOARD_H_
-
-#ifdef __cplusplus
- extern "C" {
-#endif
-
-// LED
-#define LED_PIN               23
-#define LED_STATE_ON          1
-
-// Button
-#define BUTTON_PIN            16 // D5
-#define BUTTON_STATE_ACTIVE   0
-
-// UART
-#define UART_TX_PIN           (32 + 17)
-#define UART_RX_PIN           (32 + 16)
-
-#ifdef __cplusplus
- }
-#endif
-
-#endif /* BOARD_H_ */
diff --git a/tinyusb/hw/bsp/samd51/boards/pybadge/board.mk b/tinyusb/hw/bsp/samd51/boards/pybadge/board.mk
deleted file mode 100755
index a8a98a98..00000000
--- a/tinyusb/hw/bsp/samd51/boards/pybadge/board.mk
+++ /dev/null
@@ -1,8 +0,0 @@
-CFLAGS += -D__SAMD51J19A__
-
-LD_FILE = $(BOARD_PATH)/$(BOARD).ld
-
-# For flash-jlink target
-JLINK_DEVICE = ATSAMD51J19
-
-flash: flash-bossac
diff --git a/tinyusb/hw/bsp/samd51/boards/pybadge/pybadge.ld b/tinyusb/hw/bsp/samd51/boards/pybadge/pybadge.ld
deleted file mode 100755
index f1a021d7..00000000
--- a/tinyusb/hw/bsp/samd51/boards/pybadge/pybadge.ld
+++ /dev/null
@@ -1,166 +0,0 @@
-/**
- * \file
- *
- * \brief Linker script for running in internal FLASH on the SAMD51G19A
- *
- * Copyright (c) 2017 Microchip Technology Inc.
- *
- * \asf_license_start
- *
- * \page License
- *
- * SPDX-License-Identifier: Apache-2.0
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may
- * not use this file except in compliance with the License.
- * You may obtain a copy of the Licence at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an AS IS BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * \asf_license_stop
- *
- */
-
-
-OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
-OUTPUT_ARCH(arm)
-SEARCH_DIR(.)
-
-/* Memory Spaces Definitions */
-MEMORY
-{
-  rom      (rx)  : ORIGIN = 0x00000000 + 16K, LENGTH = 0x00080000 - 16K
-  ram      (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00030000
-  bkupram  (rwx) : ORIGIN = 0x47000000, LENGTH = 0x00002000
-  qspi     (rwx) : ORIGIN = 0x04000000, LENGTH = 0x01000000
-}
-
-/* The stack size used by the application. NOTE: you need to adjust according to your application. */
-STACK_SIZE = DEFINED(STACK_SIZE) ? STACK_SIZE : DEFINED(__stack_size__) ? __stack_size__ : 0xC000;
-
-ENTRY(Reset_Handler)
-
-/* Section Definitions */
-SECTIONS
-{
-    .text :
-    {
-        . = ALIGN(4);
-        _sfixed = .;
-        KEEP(*(.vectors .vectors.*))
-        *(.text .text.* .gnu.linkonce.t.*)
-        *(.glue_7t) *(.glue_7)
-        *(.rodata .rodata* .gnu.linkonce.r.*)
-        *(.ARM.extab* .gnu.linkonce.armextab.*)
-
-        /* Support C constructors, and C destructors in both user code
-           and the C library. This also provides support for C++ code. */
-        . = ALIGN(4);
-        KEEP(*(.init))
-        . = ALIGN(4);
-        __preinit_array_start = .;
-        KEEP (*(.preinit_array))
-        __preinit_array_end = .;
-
-        . = ALIGN(4);
-        __init_array_start = .;
-        KEEP (*(SORT(.init_array.*)))
-        KEEP (*(.init_array))
-        __init_array_end = .;
-
-        . = ALIGN(4);
-        KEEP (*crtbegin.o(.ctors))
-        KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
-        KEEP (*(SORT(.ctors.*)))
-        KEEP (*crtend.o(.ctors))
-
-        . = ALIGN(4);
-        KEEP(*(.fini))
-
-        . = ALIGN(4);
-        __fini_array_start = .;
-        KEEP (*(.fini_array))
-        KEEP (*(SORT(.fini_array.*)))
-        __fini_array_end = .;
-
-        KEEP (*crtbegin.o(.dtors))
-        KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
-        KEEP (*(SORT(.dtors.*)))
-        KEEP (*crtend.o(.dtors))
-
-        . = ALIGN(4);
-        _efixed = .;            /* End of text section */
-    } > rom
-
-    /* .ARM.exidx is sorted, so has to go in its own output section.  */
-    PROVIDE_HIDDEN (__exidx_start = .);
-    .ARM.exidx :
-    {
-      *(.ARM.exidx* .gnu.linkonce.armexidx.*)
-    } > rom
-    PROVIDE_HIDDEN (__exidx_end = .);
-
-    . = ALIGN(4);
-    _etext = .;
-
-    .relocate : AT (_etext)
-    {
-        . = ALIGN(4);
-        _srelocate = .;
-        *(.ramfunc .ramfunc.*);
-        *(.data .data.*);
-        . = ALIGN(4);
-        _erelocate = .;
-    } > ram
-
-    .bkupram (NOLOAD):
-    {
-        . = ALIGN(8);
-        _sbkupram = .;
-        *(.bkupram .bkupram.*);
-        . = ALIGN(8);
-        _ebkupram = .;
-    } > bkupram
-
-    .qspi (NOLOAD):
-    {
-        . = ALIGN(8);
-        _sqspi = .;
-        *(.qspi .qspi.*);
-        . = ALIGN(8);
-        _eqspi = .;
-    } > qspi
-
-    /* .bss section which is used for uninitialized data */
-    .bss (NOLOAD) :
-    {
-        . = ALIGN(4);
-        _sbss = . ;
-        _szero = .;
-        *(.bss .bss.*)
-        *(COMMON)
-        . = ALIGN(4);
-        _ebss = . ;
-        _ezero = .;
-        end = .;
-    } > ram
-
-    /* stack section */
-    .stack (NOLOAD):
-    {
-        . = ALIGN(8);
-        _sstack = .;
-        . = . + STACK_SIZE;
-        . = ALIGN(8);
-        _estack = .;
-    } > ram
-
-    . = ALIGN(4);
-    _end = . ;
-}
diff --git a/tinyusb/hw/bsp/samd51/boards/pyportal/board.h b/tinyusb/hw/bsp/samd51/boards/pyportal/board.h
deleted file mode 100755
index 9e51ded3..00000000
--- a/tinyusb/hw/bsp/samd51/boards/pyportal/board.h
+++ /dev/null
@@ -1,50 +0,0 @@
-/* 
- * The MIT License (MIT)
- *
- * Copyright (c) 2020, Ha Thach (tinyusb.org)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- *
- * This file is part of the TinyUSB stack.
- */
-
-#ifndef BOARD_H_
-#define BOARD_H_
-
-#ifdef __cplusplus
- extern "C" {
-#endif
-
-// LED
-#define LED_PIN               (32+23)
-#define LED_STATE_ON          1
-
-// Button
-#define BUTTON_PIN            (32+22) // D2
-#define BUTTON_STATE_ACTIVE   0
-
-// UART
-#define UART_TX_PIN           (32 + 13)
-#define UART_RX_PIN           (32 + 12)
-
-#ifdef __cplusplus
- }
-#endif
-
-#endif /* BOARD_H_ */
diff --git a/tinyusb/hw/bsp/samd51/boards/pyportal/board.mk b/tinyusb/hw/bsp/samd51/boards/pyportal/board.mk
deleted file mode 100755
index a8a98a98..00000000
--- a/tinyusb/hw/bsp/samd51/boards/pyportal/board.mk
+++ /dev/null
@@ -1,8 +0,0 @@
-CFLAGS += -D__SAMD51J19A__
-
-LD_FILE = $(BOARD_PATH)/$(BOARD).ld
-
-# For flash-jlink target
-JLINK_DEVICE = ATSAMD51J19
-
-flash: flash-bossac
diff --git a/tinyusb/hw/bsp/samd51/boards/pyportal/pyportal.ld b/tinyusb/hw/bsp/samd51/boards/pyportal/pyportal.ld
deleted file mode 100755
index f1a021d7..00000000
--- a/tinyusb/hw/bsp/samd51/boards/pyportal/pyportal.ld
+++ /dev/null
@@ -1,166 +0,0 @@
-/**
- * \file
- *
- * \brief Linker script for running in internal FLASH on the SAMD51G19A
- *
- * Copyright (c) 2017 Microchip Technology Inc.
- *
- * \asf_license_start
- *
- * \page License
- *
- * SPDX-License-Identifier: Apache-2.0
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may
- * not use this file except in compliance with the License.
- * You may obtain a copy of the Licence at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an AS IS BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * \asf_license_stop
- *
- */
-
-
-OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
-OUTPUT_ARCH(arm)
-SEARCH_DIR(.)
-
-/* Memory Spaces Definitions */
-MEMORY
-{
-  rom      (rx)  : ORIGIN = 0x00000000 + 16K, LENGTH = 0x00080000 - 16K
-  ram      (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00030000
-  bkupram  (rwx) : ORIGIN = 0x47000000, LENGTH = 0x00002000
-  qspi     (rwx) : ORIGIN = 0x04000000, LENGTH = 0x01000000
-}
-
-/* The stack size used by the application. NOTE: you need to adjust according to your application. */
-STACK_SIZE = DEFINED(STACK_SIZE) ? STACK_SIZE : DEFINED(__stack_size__) ? __stack_size__ : 0xC000;
-
-ENTRY(Reset_Handler)
-
-/* Section Definitions */
-SECTIONS
-{
-    .text :
-    {
-        . = ALIGN(4);
-        _sfixed = .;
-        KEEP(*(.vectors .vectors.*))
-        *(.text .text.* .gnu.linkonce.t.*)
-        *(.glue_7t) *(.glue_7)
-        *(.rodata .rodata* .gnu.linkonce.r.*)
-        *(.ARM.extab* .gnu.linkonce.armextab.*)
-
-        /* Support C constructors, and C destructors in both user code
-           and the C library. This also provides support for C++ code. */
-        . = ALIGN(4);
-        KEEP(*(.init))
-        . = ALIGN(4);
-        __preinit_array_start = .;
-        KEEP (*(.preinit_array))
-        __preinit_array_end = .;
-
-        . = ALIGN(4);
-        __init_array_start = .;
-        KEEP (*(SORT(.init_array.*)))
-        KEEP (*(.init_array))
-        __init_array_end = .;
-
-        . = ALIGN(4);
-        KEEP (*crtbegin.o(.ctors))
-        KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
-        KEEP (*(SORT(.ctors.*)))
-        KEEP (*crtend.o(.ctors))
-
-        . = ALIGN(4);
-        KEEP(*(.fini))
-
-        . = ALIGN(4);
-        __fini_array_start = .;
-        KEEP (*(.fini_array))
-        KEEP (*(SORT(.fini_array.*)))
-        __fini_array_end = .;
-
-        KEEP (*crtbegin.o(.dtors))
-        KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
-        KEEP (*(SORT(.dtors.*)))
-        KEEP (*crtend.o(.dtors))
-
-        . = ALIGN(4);
-        _efixed = .;            /* End of text section */
-    } > rom
-
-    /* .ARM.exidx is sorted, so has to go in its own output section.  */
-    PROVIDE_HIDDEN (__exidx_start = .);
-    .ARM.exidx :
-    {
-      *(.ARM.exidx* .gnu.linkonce.armexidx.*)
-    } > rom
-    PROVIDE_HIDDEN (__exidx_end = .);
-
-    . = ALIGN(4);
-    _etext = .;
-
-    .relocate : AT (_etext)
-    {
-        . = ALIGN(4);
-        _srelocate = .;
-        *(.ramfunc .ramfunc.*);
-        *(.data .data.*);
-        . = ALIGN(4);
-        _erelocate = .;
-    } > ram
-
-    .bkupram (NOLOAD):
-    {
-        . = ALIGN(8);
-        _sbkupram = .;
-        *(.bkupram .bkupram.*);
-        . = ALIGN(8);
-        _ebkupram = .;
-    } > bkupram
-
-    .qspi (NOLOAD):
-    {
-        . = ALIGN(8);
-        _sqspi = .;
-        *(.qspi .qspi.*);
-        . = ALIGN(8);
-        _eqspi = .;
-    } > qspi
-
-    /* .bss section which is used for uninitialized data */
-    .bss (NOLOAD) :
-    {
-        . = ALIGN(4);
-        _sbss = . ;
-        _szero = .;
-        *(.bss .bss.*)
-        *(COMMON)
-        . = ALIGN(4);
-        _ebss = . ;
-        _ezero = .;
-        end = .;
-    } > ram
-
-    /* stack section */
-    .stack (NOLOAD):
-    {
-        . = ALIGN(8);
-        _sstack = .;
-        . = . + STACK_SIZE;
-        . = ALIGN(8);
-        _estack = .;
-    } > ram
-
-    . = ALIGN(4);
-    _end = . ;
-}
diff --git a/tinyusb/hw/bsp/samd51/family.c b/tinyusb/hw/bsp/samd51/family.c
deleted file mode 100755
index 020e638c..00000000
--- a/tinyusb/hw/bsp/samd51/family.c
+++ /dev/null
@@ -1,162 +0,0 @@
-/* 
- * The MIT License (MIT)
- *
- * Copyright (c) 2019 Ha Thach (tinyusb.org)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- *
- * This file is part of the TinyUSB stack.
- */
-
-#include "sam.h"
-#include "bsp/board.h"
-#include "board.h"
-
-#include "hal/include/hal_gpio.h"
-#include "hal/include/hal_init.h"
-#include "hpl/gclk/hpl_gclk_base.h"
-#include "hpl_mclk_config.h"
-
-//--------------------------------------------------------------------+
-// Forward USB interrupt events to TinyUSB IRQ Handler
-//--------------------------------------------------------------------+
-void USB_0_Handler (void)
-{
-  tud_int_handler(0);
-}
-
-void USB_1_Handler (void)
-{
-  tud_int_handler(0);
-}
-
-void USB_2_Handler (void)
-{
-  tud_int_handler(0);
-}
-
-void USB_3_Handler (void)
-{
-  tud_int_handler(0);
-}
-
-//--------------------------------------------------------------------+
-// MACRO TYPEDEF CONSTANT ENUM DECLARATION
-//--------------------------------------------------------------------+
-
-/* Referenced GCLKs, should be initialized firstly */
-#define _GCLK_INIT_1ST 0xFFFFFFFF
-
-/* Not referenced GCLKs, initialized last */
-#define _GCLK_INIT_LAST (~_GCLK_INIT_1ST)
-
-void board_init(void)
-{
-  // Clock init ( follow hpl_init.c )
-  hri_nvmctrl_set_CTRLA_RWS_bf(NVMCTRL, 0);
-
-  _osc32kctrl_init_sources();
-  _oscctrl_init_sources();
-  _mclk_init();
-#if _GCLK_INIT_1ST
-  _gclk_init_generators_by_fref(_GCLK_INIT_1ST);
-#endif
-  _oscctrl_init_referenced_generators();
-  _gclk_init_generators_by_fref(_GCLK_INIT_LAST);
-
-  // Update SystemCoreClock since it is hard coded with asf4 and not correct
-  // Init 1ms tick timer (samd SystemCoreClock may not correct)
-  SystemCoreClock = CONF_CPU_FREQUENCY;
-  SysTick_Config(CONF_CPU_FREQUENCY / 1000);
-
-  // Led init
-  gpio_set_pin_direction(LED_PIN, GPIO_DIRECTION_OUT);
-  gpio_set_pin_level(LED_PIN, 0);
-
-  // Button init
-  gpio_set_pin_direction(BUTTON_PIN, GPIO_DIRECTION_IN);
-  gpio_set_pin_pull_mode(BUTTON_PIN, GPIO_PULL_UP);
-
-#if CFG_TUSB_OS  == OPT_OS_FREERTOS
-  // If freeRTOS is used, IRQ priority is limit by max syscall ( smaller is higher )
-  NVIC_SetPriority(USB_0_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY);
-  NVIC_SetPriority(USB_1_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY);
-  NVIC_SetPriority(USB_2_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY);
-  NVIC_SetPriority(USB_3_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY);
-#endif
-
-  /* USB Clock init
-   * The USB module requires a GCLK_USB of 48 MHz ~ 0.25% clock
-   * for low speed and full speed operation. */
-  hri_gclk_write_PCHCTRL_reg(GCLK, USB_GCLK_ID, GCLK_PCHCTRL_GEN_GCLK1_Val | GCLK_PCHCTRL_CHEN);
-  hri_mclk_set_AHBMASK_USB_bit(MCLK);
-  hri_mclk_set_APBBMASK_USB_bit(MCLK);
-
-  // USB Pin Init
-  gpio_set_pin_direction(PIN_PA24, GPIO_DIRECTION_OUT);
-  gpio_set_pin_level(PIN_PA24, false);
-  gpio_set_pin_pull_mode(PIN_PA24, GPIO_PULL_OFF);
-  gpio_set_pin_direction(PIN_PA25, GPIO_DIRECTION_OUT);
-  gpio_set_pin_level(PIN_PA25, false);
-  gpio_set_pin_pull_mode(PIN_PA25, GPIO_PULL_OFF);
-
-  gpio_set_pin_function(PIN_PA24, PINMUX_PA24H_USB_DM);
-  gpio_set_pin_function(PIN_PA25, PINMUX_PA25H_USB_DP);
-}
-
-//--------------------------------------------------------------------+
-// Board porting API
-//--------------------------------------------------------------------+
-
-void board_led_write(bool state)
-{
-  gpio_set_pin_level(LED_PIN, state);
-}
-
-uint32_t board_button_read(void)
-{
-  // button is active low
-  return gpio_get_pin_level(BUTTON_PIN) ? 0 : 1;
-}
-
-int board_uart_read(uint8_t* buf, int len)
-{
-  (void) buf; (void) len;
-  return 0;
-}
-
-int board_uart_write(void const * buf, int len)
-{
-  (void) buf; (void) len;
-  return 0;
-}
-
-#if CFG_TUSB_OS  == OPT_OS_NONE
-volatile uint32_t system_ticks = 0;
-
-void SysTick_Handler (void)
-{
-  system_ticks++;
-}
-
-uint32_t board_millis(void)
-{
-  return system_ticks;
-}
-#endif
diff --git a/tinyusb/hw/bsp/samd51/family.mk b/tinyusb/hw/bsp/samd51/family.mk
deleted file mode 100755
index f4e260fb..00000000
--- a/tinyusb/hw/bsp/samd51/family.mk
+++ /dev/null
@@ -1,49 +0,0 @@
-UF2_FAMILY_ID = 0x55114460
-DEPS_SUBMODULES += hw/mcu/microchip
-
-include $(TOP)/$(BOARD_PATH)/board.mk
-
-CFLAGS += \
-  -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m4 \
-  -mfloat-abi=hard \
-  -mfpu=fpv4-sp-d16 \
-  -nostdlib -nostartfiles \
-  -DCFG_TUSB_MCU=OPT_MCU_SAMD51
-
-CFLAGS += -Wno-error=undef
-
-SRC_C += \
-	src/portable/microchip/samd/dcd_samd.c \
-	hw/mcu/microchip/samd51/gcc/gcc/startup_samd51.c \
-	hw/mcu/microchip/samd51/gcc/system_samd51.c \
-	hw/mcu/microchip/samd51/hpl/gclk/hpl_gclk.c \
-	hw/mcu/microchip/samd51/hpl/mclk/hpl_mclk.c \
-	hw/mcu/microchip/samd51/hpl/osc32kctrl/hpl_osc32kctrl.c \
-	hw/mcu/microchip/samd51/hpl/oscctrl/hpl_oscctrl.c \
-	hw/mcu/microchip/samd51/hal/src/hal_atomic.c
-
-INC += \
-	$(TOP)/$(BOARD_PATH) \
-	$(TOP)/hw/mcu/microchip/samd51/ \
-	$(TOP)/hw/mcu/microchip/samd51/config \
-	$(TOP)/hw/mcu/microchip/samd51/include \
-	$(TOP)/hw/mcu/microchip/samd51/hal/include \
-	$(TOP)/hw/mcu/microchip/samd51/hal/utils/include \
-	$(TOP)/hw/mcu/microchip/samd51/hpl/port \
-	$(TOP)/hw/mcu/microchip/samd51/hri \
-	$(TOP)/hw/mcu/microchip/samd51/CMSIS/Include
-
-# For freeRTOS port source
-FREERTOS_PORT = ARM_CM4F
-
-# flash using bossac at least version 1.8
-# can be found in arduino15/packages/arduino/tools/bossac/
-# Add it to your PATH or change BOSSAC variable to match your installation
-BOSSAC = bossac
-
-flash-bossac: $(BUILD)/$(PROJECT).bin
-	@:$(call check_defined, SERIAL, example: SERIAL=/dev/ttyACM0)
-	$(BOSSAC) --port=$(SERIAL) -U -i --offset=0x4000 -e -w $^ -R