Merge pull request #122 from cbc02009/Python3Update

Python3 update

.gitignore

@@ -7,3 +7,4 @@ Makefile.user
 node_modules
 scripts/clean-ifaces/*.plist
 .vscode/c_cpp_properties.json
+TAGS

.gitignore.bk

@@ -0,0 +1,10 @@
+build/
+.vs/
+uf2-bootloader.elf
+tmp
+*.sw?
+Makefile.user
+node_modules
+scripts/clean-ifaces/*.plist
+.vscode/c_cpp_properties.json
+TAGS

.travis.yml

@@ -15,12 +15,12 @@ node_js:
 
 cache:
   directories:
-    - $HOME/gcc-arm-none-eabi-6-2017-q1-update
+    - $HOME/gcc-arm-none-eabi-9-2019-q4-major
 
 install:
-  - export GCC_DIR=$HOME/gcc-arm-none-eabi-6-2017-q1-update
-  - export GCC_ARCHIVE=$HOME/gcc-arm-none-eabi-6-2017-q1-update-linux.tar.bz2
-  - export GCC_URL=https://developer.arm.com/-/media/Files/downloads/gnu-rm/6_1-2017q1/gcc-arm-none-eabi-6-2017-q1-update-linux.tar.bz2?product=GNU%20ARM%20Embedded%20Toolchain,64-bit,,Linux,6-2017-q1-update
+  - export GCC_DIR=$HOME/gcc-arm-none-eabi-9-2019-q4-major
+  - export GCC_ARCHIVE=$HOME/gcc-arm-none-eabi-9-2019-q4-major-x86_64-linux.tar.bz2
+  - export GCC_URL=https://developer.arm.com/-/media/Files/downloads/gnu-rm/9-2019q4/gcc-arm-none-eabi-9-2019-q4-major-x86_64-linux.tar.bz2
   - if [ ! -e $GCC_DIR/bin/arm-none-eabi-g++ ]; then wget $GCC_URL -O $GCC_ARCHIVE; tar xfj $GCC_ARCHIVE -C $HOME; fi
   - export PATH=$PATH:$GCC_DIR/bin
 

Makefile

@@ -42,7 +42,7 @@ endif
 
 LDFLAGS= $(COMMON_FLAGS) \
 -Wall -Wl,--cref -Wl,--check-sections -Wl,--gc-sections -Wl,--unresolved-symbols=report-all -Wl,--warn-common \
--Wl,--warn-section-align -Wl,--warn-unresolved-symbols \
+-Wl,--warn-section-align \
 -save-temps -nostartfiles \
 --specs=nano.specs --specs=nosys.specs
 BUILD_PATH=build/$(BOARD)
@@ -56,14 +56,20 @@ INCLUDES += -Ilib/samd21/samd21a/include/
 endif
 
 ifeq ($(CHIP_FAMILY), samd51)
+ifeq ($(findstring SAME54,$(CHIP_VARIANT)),SAME54)
+INCLUDES += -Ilib/same54/include/
+else
 INCLUDES += -Ilib/samd51/include/
 endif
+endif
 
 COMMON_SRC = \
 	src/flash_$(CHIP_FAMILY).c \
 	src/init_$(CHIP_FAMILY).c \
 	src/startup_$(CHIP_FAMILY).c \
 	src/usart_sam_ba.c \
+	src/screen.c \
+	src/images.c \
 	src/utils.c
 
 SOURCES = $(COMMON_SRC) \
@@ -86,7 +92,9 @@ EXECUTABLE=$(BUILD_PATH)/$(NAME).bin
 SELF_EXECUTABLE=$(BUILD_PATH)/update-$(NAME).uf2
 SELF_EXECUTABLE_INO=$(BUILD_PATH)/update-$(NAME).ino
 
-all: dirs $(EXECUTABLE) $(SELF_EXECUTABLE)
+SUBMODULES = lib/uf2/README.md
+
+all: $(SUBMODULES) dirs $(EXECUTABLE) $(SELF_EXECUTABLE)
 
 r: run
 b: burn
@@ -98,6 +106,40 @@ burn: all
 
 run: burn wait logs
 
+# This currently only works on macOS with a BMP debugger attached.
+# It's meant to flash the bootloader in a loop.
+BMP = $(shell ls -1 /dev/cu.usbmodem* | head -1)
+BMP_ARGS = --nx -ex "set mem inaccessible-by-default off" -ex "set confirm off" -ex "target extended-remote $(BMP)" -ex "mon tpwr enable" -ex "mon swdp_scan" -ex "attach 1"
+GDB = arm-none-eabi-gdb
+
+bmp-flash: $(BUILD_PATH)/$(NAME).bin
+	@test "X$(BMP)" != "X"
+	$(GDB) $(BMP_ARGS) -ex "load" -ex "quit" $(BUILD_PATH)/$(NAME).elf | tee build/flash.log
+	@grep -q "Transfer rate" build/flash.log
+
+bmp-flashone:
+	while : ; do $(MAKE) bmp-flash && exit 0 ; sleep 1 ; done
+	afplay /System/Library/PrivateFrameworks/ScreenReader.framework/Versions/A/Resources/Sounds/Error.aiff
+
+bmp-loop:
+	while : ; do $(MAKE) bmp-flashone ; sleep 5 ; done
+
+bmp-gdb: $(BUILD_PATH)/$(NAME).bin
+	$(GDB) $(BMP_ARGS) $(BUILD_PATH)/$(NAME).elf
+
+$(BUILD_PATH)/flash.jlink: $(BUILD_PATH)/$(NAME).bin
+	echo " \n\
+r \n\
+h \n\
+loadbin \"$(BUILD_PATH)/$(NAME).bin\", 0x0 \n\
+verifybin \"$(BUILD_PATH)/$(NAME).bin\", 0x0 \n\
+r \n\
+qc \n\
+" > $(BUILD_PATH)/flash.jlink
+
+jlink-flash: $(BUILD_PATH)/$(NAME).bin $(BUILD_PATH)/flash.jlink
+	jlinkexe -if swd -device AT$(CHIP_VARIANT) -speed 4000 -CommanderScript $(BUILD_PATH)/flash.jlink
+
 wait:
 	sleep 5
 
@@ -128,7 +170,7 @@ $(SELF_EXECUTABLE): $(SELF_OBJECTS)
 		 -T$(SELF_LINKER_SCRIPT) \
 		 -Wl,-Map,$(BUILD_PATH)/update-$(NAME).map -o $(BUILD_PATH)/update-$(NAME).elf $(SELF_OBJECTS)
 	arm-none-eabi-objcopy -O binary $(BUILD_PATH)/update-$(NAME).elf $(BUILD_PATH)/update-$(NAME).bin
-	python2 lib/uf2/utils/uf2conv.py -b $(BOOTLOADER_SIZE) -c -o $@ $(BUILD_PATH)/update-$(NAME).bin
+	python3 lib/uf2/utils/uf2conv.py -b $(BOOTLOADER_SIZE) -c -o $@ $(BUILD_PATH)/update-$(NAME).bin
 
 $(BUILD_PATH)/%.o: src/%.c $(wildcard inc/*.h boards/*/*.h) $(BUILD_PATH)/uf2_version.h
 	echo "$<"
@@ -138,7 +180,7 @@ $(BUILD_PATH)/%.o: $(BUILD_PATH)/%.c
 	$(CC) $(CFLAGS) $(BLD_EXTA_FLAGS) $(INCLUDES) $< -o $@
 
 $(BUILD_PATH)/selfdata.c: $(EXECUTABLE) scripts/gendata.py src/sketch.cpp
-	python2 scripts/gendata.py $(BOOTLOADER_SIZE) $(EXECUTABLE)
+	python3 scripts/gendata.py $(BOOTLOADER_SIZE) $(EXECUTABLE)
 
 clean:
 	rm -rf build
@@ -165,8 +207,11 @@ drop-board: all
 	mkdir -p build/drop/$(BOARD)
 	cp $(SELF_EXECUTABLE) build/drop/$(BOARD)/
 	cp $(EXECUTABLE) build/drop/$(BOARD)/
+# .ino works only for SAMD21 right now; suppress for SAMD51
+ifeq ($(CHIP_FAMILY),samd21)
 	cp $(SELF_EXECUTABLE_INO) build/drop/$(BOARD)/
 	cp boards/$(BOARD)/board_config.h build/drop/$(BOARD)/
+endif
 
 drop-pkg:
 	mv build/drop build/uf2-samd21-$(UF2_VERSION_BASE)
@@ -175,6 +220,9 @@ drop-pkg:
 	rm -rf build/uf2-samd21-$(UF2_VERSION_BASE)
 
 all-boards:
-	for f in `cd boards; ls` ; do "$(MAKE)" BOARD=$$f drop-board || break; done
+	for f in `cd boards; ls` ; do "$(MAKE)" BOARD=$$f drop-board || break -1; done
 
 drop: all-boards drop-pkg
+
+$(SUBMODULES):
+	git submodule update --init --recursive

README.md

@@ -117,7 +117,7 @@ to temporarily turn off the protection. In gdb the command is:
 
 * `make` and an Unix environment
 * `node`.js in path (optional)
-* `arm-none-eabi-gcc` in the path (the one coming with Yotta will do just fine)
+* `arm-none-eabi-gcc` in the path (the one coming with Yotta will do just fine). You can get the latest version from ARM: https://developer.arm.com/open-source/gnu-toolchain/gnu-rm/downloads
 * `openocd` - you can use the one coming with Arduino (after your install the M0 board support)
 
 Atmel Studio is not supported.
@@ -132,7 +132,7 @@ Otherwise, you can use other SAMD21 board and an external `openocd` compatible
 debugger. IBDAP is cheap and seems to work just fine. Another option is to use
 Raspberry Pi and native bit-banging.
 
-`openocd` will flash 16k, meaning the beginning of user program (if any) will
+`openocd` will flash 16k, meaning that on SAMD21 the beginning of user program (if any) will
 be overwritten with `0xff`. This also means that after fresh flashing of bootloader
 no double-tap reset is necessary, as the bootloader will not try to start application
 at `0xffffffff`.
@@ -167,8 +167,8 @@ There is a number of configuration parameters at the top of `uf2.h` file.
 Adjust them to your liking.
 
 By default, you cannot enable all the features, as the bootloader would exceed
-the 8k allocated to it by Arduino etc. It will assert on startup that it's not bigger
-than 8k. Also, the linker script will not allow it.
+the 8k(SAMD21)/16k(SAMD51) allocated to it by Arduino etc. It will assert on startup that it's not bigger
+than 8k(SAMD21)/16k(SAMD51). Also, the linker script will not allow it.
 
 Three typical configurations are:
 
@@ -186,7 +186,7 @@ then CDC might work and MSC will not work;
 otherwise, if you have no drivers, MSC will work, and CDC will work on Windows 10 only.
 Thus, it's best to set the USB ID to one for which there are no drivers.
 
-The bootloader sits at 0x00000000, and the application starts at 0x00002000.
+The bootloader sits at 0x00000000, and the application starts at 0x00002000 (SAMD21) or 0x00004000 (SAMD51).
 
 ## Code of Conduct
 

boards/8086_commander/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21G18A

boards/8086_commander/board_config.h

@@ -0,0 +1,17 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define CRYSTALLESS    1
+
+#define VENDOR_NAME "8086 Consultancy"
+#define PRODUCT_NAME "COMMANDER"
+#define VOLUME_LABEL "CMDBOOT"
+#define INDEX_URL "https://8086.net/p/commander"
+#define BOARD_ID "SAMD21G18A-Commander-v0"
+
+#define USB_VID 0x3171
+#define USB_PID 0x0100
+
+#define LED_PIN PIN_PA06
+
+#endif

boards/CC03/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21G18A

boards/CC03/board_config.h

@@ -0,0 +1,16 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "XinaBox Limited"
+#define PRODUCT_NAME "CC03"
+#define VOLUME_LABEL "CC03"
+#define INDEX_URL "https://xinabox.cc/products/cc03"
+
+#define BOARD_ID "SAMD21G18A-CC03-v0"
+
+//#define USB_VID 0x2341
+//#define USB_PID 0x024D
+
+#define LED_PIN PIN_PA07
+
+#endif

boards/CS11/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21G18A

boards/CS11/board_config.h

@@ -0,0 +1,16 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "XinaBox Limited"
+#define PRODUCT_NAME "CS11"
+#define VOLUME_LABEL "CS11"
+#define INDEX_URL "https://xinabox.cc/products/cc11"
+
+#define BOARD_ID "SAMD21G18A-CS11-v0"
+
+//#define USB_VID 0x2341
+//#define USB_PID 0x024D
+
+#define LED_PIN PIN_PA08
+
+#endif

boards/arcade_feather_m4/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51J19A

boards/arcade_feather_m4/board_config.h

@@ -0,0 +1,103 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "Feather Arcade D51"
+#define VOLUME_LABEL "ARCADE-D5"
+#define INDEX_URL "https://arcade.makecode.com/"
+#define BOARD_ID "SAMD51J19A-Feather-Arcade-D51"
+
+
+#define USB_VID 0x239A
+#define USB_PID 0x0022
+
+#define LED_PIN PIN_PA23
+
+#define BOARD_NEOPIXEL_PIN PIN_PB03
+#define BOARD_NEOPIXEL_COUNT 1
+
+#define BOOT_USART_MODULE SERCOM0
+#define BOOT_USART_MASK APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX MCLK_APBAMASK_SERCOM0
+#define BOOT_USART_PAD_SETTINGS UART_RX_PAD3_TX_PAD0
+#define BOOT_USART_PAD3 PINMUX_PA07D_SERCOM0_PAD3
+#define BOOT_USART_PAD2 PINMUX_UNUSED
+#define BOOT_USART_PAD1 PINMUX_UNUSED
+#define BOOT_USART_PAD0 PINMUX_PA04D_SERCOM0_PAD0
+#define BOOT_GCLK_ID_CORE SERCOM0_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW SERCOM0_GCLK_ID_SLOW
+
+#define HAS_CONFIG_DATA 1
+#define BOARD_SCREEN 1
+
+
+// This configuration data should be edited at https://microsoft.github.io/uf2/patcher/
+// Just drop this file there.
+// Alternatively, it can be also binary edited there after the bootloader is compiled.
+
+#ifdef DEFINE_CONFIG_DATA
+const uint32_t config_data[] = {
+    /* CF2 START */
+    513675505, 539130489, // magic
+    53, 100,  // used entries, total entries
+    4, 0xd, // PIN_BTN_A = PIN_SCL
+    5, 0x12, // PIN_BTN_B = PIN_D6
+    13, 0x17, // PIN_LED = PIN_D13
+    18, 0x36, // PIN_MISO = PB22
+    19, 0x37, // PIN_MOSI = PB23
+    20, 0x23, // PIN_NEOPIXEL = PB03
+    21, 0x31, // PIN_RX = PB17
+    23, 0x11, // PIN_SCK = PA17
+    24, 0xd, // PIN_SCL = PA13
+    25, 0xc, // PIN_SDA = PA12
+    26, 0xe, // PIN_SPEAKER_AMP = PIN_D4
+    28, 0x30, // PIN_TX = PB16
+    32, 0x11, // PIN_DISPLAY_SCK = PIN_SCK
+    33, 0x36, // PIN_DISPLAY_MISO = PIN_MISO
+    34, 0x37, // PIN_DISPLAY_MOSI = PIN_MOSI
+    35, 0x28, // PIN_DISPLAY_CS = PIN_A2
+    36, 0x29, // PIN_DISPLAY_DC = PIN_A3
+    37, 0xa0, // DISPLAY_WIDTH = 160
+    38, 0x80, // DISPLAY_HEIGHT = 128
+    39, 0x90, // DISPLAY_CFG0 = 0x90
+    40, 0xe14ff, // DISPLAY_CFG1 = 0xe14ff
+    41, 0x18, // DISPLAY_CFG2 = 0x18
+    43, 0x4, // PIN_DISPLAY_RST = PIN_A4
+    44, 0x6, // PIN_DISPLAY_BL = PIN_A5
+    47, 0x15, // PIN_BTN_LEFT = PIN_D11
+    48, 0x13, // PIN_BTN_RIGHT = PIN_D9
+    49, 0x14, // PIN_BTN_UP = PIN_D10
+    50, 0x16, // PIN_BTN_DOWN = PIN_D12
+    51, 0xc, // PIN_BTN_MENU = PIN_SDA
+    59, 0x200, // SPEAKER_VOLUME = 512
+    60, 0x30, // PIN_JACK_TX = PIN_D1
+    100, 0x2, // PIN_A0 = PA02
+    101, 0x5, // PIN_A1 = PA05
+    102, 0x28, // PIN_A2 = PB08
+    103, 0x29, // PIN_A3 = PB09
+    104, 0x4, // PIN_A4 = PA04
+    105, 0x6, // PIN_A5 = PA06
+    150, 0x31, // PIN_D0 = PB17
+    151, 0x30, // PIN_D1 = PB16
+    154, 0xe, // PIN_D4 = PA14
+    155, 0x10, // PIN_D5 = PA16
+    156, 0x12, // PIN_D6 = PA18
+    159, 0x13, // PIN_D9 = PA19
+    160, 0x14, // PIN_D10 = PA20
+    161, 0x15, // PIN_D11 = PA21
+    162, 0x16, // PIN_D12 = PA22
+    163, 0x17, // PIN_D13 = PA23
+    200, 0x1, // NUM_NEOPIXELS = 1
+    204, 0x80000, // FLASH_BYTES = 0x80000
+    205, 0x30000, // RAM_BYTES = 0x30000
+    208, 0x239a0022, // BOOTLOADER_BOARD_ID = 0x239a0022
+    209, 0x55114460, // UF2_FAMILY = ATSAMD51
+    210, 0x20, // PINS_PORT_SIZE = PA_32
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    /* CF2 END */
+};
+#endif
+
+#endif

boards/arcade_itsybitsy_m4/altkeys.cf2

@@ -0,0 +1,7 @@
+PIN_BTN_A = PIN_D10
+PIN_BTN_B = PIN_D11
+PIN_BTN_LEFT = PIN_SDA
+PIN_BTN_UP = PIN_D7
+PIN_BTN_RIGHT = PIN_SCL
+PIN_BTN_DOWN = PIN_D9
+PIN_BTN_MENU = PIN_D12

boards/arcade_itsybitsy_m4/altscreen.cf2

@@ -0,0 +1,2 @@
+DISPLAY_CFG0 = 0x01000080 
+DISPLAY_CFG1 = 0x00000603

boards/arcade_itsybitsy_m4/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51G19A

boards/arcade_itsybitsy_m4/board_config.h

@@ -0,0 +1,108 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "Itsy Arcade D51"
+#define VOLUME_LABEL "ARCADE-D5"
+#define INDEX_URL "https://arcade.makecode.com/"
+#define BOARD_ID "SAMD51G19A-Itsy-Arcade-D51"
+
+#define USB_VID 0x239A
+#define USB_PID 0x002B
+
+#define LED_PIN PIN_PA22
+
+#define BOARD_RGBLED_CLOCK_PIN PIN_PB02
+#define BOARD_RGBLED_DATA_PIN PIN_PB03
+
+#define BOOT_USART_MODULE SERCOM3
+#define BOOT_USART_MASK APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX MCLK_APBBMASK_SERCOM3
+#define BOOT_USART_PAD_SETTINGS UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3 PINMUX_UNUSED
+#define BOOT_USART_PAD2 PINMUX_UNUSED
+#define BOOT_USART_PAD1 PINMUX_PA22C_SERCOM3_PAD0
+#define BOOT_USART_PAD0 PINMUX_PA23C_SERCOM3_PAD1
+#define BOOT_GCLK_ID_CORE SERCOM3_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW SERCOM3_GCLK_ID_SLOW
+
+#define HAS_CONFIG_DATA 1
+#define BOARD_SCREEN 1
+
+// This configuration data should be edited at https://microsoft.github.io/uf2/patcher/
+// Just drop this file there.
+// Alternatively, it can be also binary edited there after the bootloader is compiled.
+
+#ifdef DEFINE_CONFIG_DATA
+const uint32_t config_data[] = {
+    /* CF2 START */
+    513675505, 539130489, // magic
+    60, 100,  // used entries, total entries
+    4, 0xd, // PIN_BTN_A = PIN_SCL
+    5, 0x12, // PIN_BTN_B = PIN_D7
+    7, 0x22, // PIN_DOTSTAR_CLOCK = PB02
+    8, 0x23, // PIN_DOTSTAR_DATA = PB03
+    9, 0x2b, // PIN_FLASH_CS = PB11
+    10, 0x9, // PIN_FLASH_MISO = PA09
+    11, 0x8, // PIN_FLASH_MOSI = PA08
+    12, 0x2a, // PIN_FLASH_SCK = PB10
+    13, 0x16, // PIN_LED = PIN_D13
+    18, 0x37, // PIN_MISO = PB23
+    19, 0x0, // PIN_MOSI = PA00
+    21, 0x10, // PIN_RX = PA16
+    23, 0x1, // PIN_SCK = PA01
+    24, 0xd, // PIN_SCL = PA13
+    25, 0xc, // PIN_SDA = PA12
+    26, 0x7, // PIN_SPEAKER_AMP = PIN_D2
+    28, 0x11, // PIN_TX = PA17
+    32, 0x1, // PIN_DISPLAY_SCK = PIN_SCK
+    33, 0x37, // PIN_DISPLAY_MISO = PIN_MISO
+    34, 0x0, // PIN_DISPLAY_MOSI = PIN_MOSI
+    35, 0x28, // PIN_DISPLAY_CS = PIN_A2
+    36, 0x29, // PIN_DISPLAY_DC = PIN_A3
+    37, 0xa0, // DISPLAY_WIDTH = 160
+    38, 0x80, // DISPLAY_HEIGHT = 128
+    39, 0x90, // DISPLAY_CFG0 = 0x90
+    40, 0xe14ff, // DISPLAY_CFG1 = 0xe14ff
+    41, 0x18, // DISPLAY_CFG2 = 0x18
+    43, 0x4, // PIN_DISPLAY_RST = PIN_A4
+    44, 0x6, // PIN_DISPLAY_BL = PIN_A5
+    47, 0x15, // PIN_BTN_LEFT = PIN_D11
+    48, 0x13, // PIN_BTN_RIGHT = PIN_D9
+    49, 0x14, // PIN_BTN_UP = PIN_D10
+    50, 0x17, // PIN_BTN_DOWN = PIN_D12
+    51, 0xc, // PIN_BTN_MENU = PIN_SDA
+    59, 0x200, // SPEAKER_VOLUME = 512
+    60, 0x11, // PIN_JACK_TX = PIN_D1
+    100, 0x2, // PIN_A0 = PA02
+    101, 0x5, // PIN_A1 = PA05
+    102, 0x28, // PIN_A2 = PB08
+    103, 0x29, // PIN_A3 = PB09
+    104, 0x4, // PIN_A4 = PA04
+    105, 0x6, // PIN_A5 = PA06
+    150, 0x10, // PIN_D0 = PA16
+    151, 0x11, // PIN_D1 = PA17
+    152, 0x7, // PIN_D2 = PA07
+    153, 0x36, // PIN_D3 = PB22
+    154, 0xe, // PIN_D4 = PA14
+    155, 0xf, // PIN_D5 = PA15
+    157, 0x12, // PIN_D7 = PA18
+    159, 0x13, // PIN_D9 = PA19
+    160, 0x14, // PIN_D10 = PA20
+    161, 0x15, // PIN_D11 = PA21
+    162, 0x17, // PIN_D12 = PA23
+    163, 0x16, // PIN_D13 = PA22
+    201, 0x1, // NUM_DOTSTARS = 1
+    204, 0x80000, // FLASH_BYTES = 0x80000
+    205, 0x30000, // RAM_BYTES = 0x30000
+    208, 0x239a002b, // BOOTLOADER_BOARD_ID = 0x239a002b
+    209, 0x55114460, // UF2_FAMILY = ATSAMD51
+    210, 0x20, // PINS_PORT_SIZE = PA_32
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    /* CF2 END */
+};
+#endif
+
+#endif

boards/arcade_pybadge/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51J19A

boards/arcade_pybadge/board_config.h

@@ -0,0 +1,112 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "PyBadge"
+#define VOLUME_LABEL "PYBADGEBOOT"
+#define INDEX_URL "http://adafru.it/4200"
+#define BOARD_ID "SAMD51J19A-PyBadge-M4"
+
+#define USB_VID 0x239A
+#define USB_PID 0x0033
+
+#define LED_PIN PIN_PA23
+
+#define BOARD_NEOPIXEL_PIN PIN_PA15
+#define BOARD_NEOPIXEL_COUNT 5
+
+#define BOARD_SCREEN 1
+
+#define BOOT_USART_MODULE SERCOM5
+#define BOOT_USART_MASK APBDMASK
+#define BOOT_USART_BUS_CLOCK_INDEX MCLK_APBDMASK_SERCOM5
+#define BOOT_USART_PAD_SETTINGS UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3 PINMUX_UNUSED
+#define BOOT_USART_PAD2 PINMUX_UNUSED
+#define BOOT_USART_PAD1 PINMUX_PB17C_SERCOM5_PAD1
+#define BOOT_USART_PAD0 PINMUX_PB16C_SERCOM5_PAD0
+#define BOOT_GCLK_ID_CORE SERCOM5_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW SERCOM5_GCLK_ID_SLOW
+
+
+#define HAS_CONFIG_DATA 1
+
+// This configuration data should be edited at https://microsoft.github.io/uf2/patcher/
+// Just drop this file there.
+// Alternatively, it can be also binary edited there after the bootloader is compiled.
+
+#ifdef DEFINE_CONFIG_DATA
+const uint32_t config_data[] = {
+    /* CF2 START */
+    513675505, 539130489, // magic
+    62, 100,  // used entries, total entries
+    1, 0x2e, // PIN_ACCELEROMETER_INT = PB14
+    2, 0xd, // PIN_ACCELEROMETER_SCL = PIN_SCL (PA13)
+    3, 0xc, // PIN_ACCELEROMETER_SDA = PIN_SDA (PA12)
+    4, 0x3ee, // PIN_BTN_A = P_1006
+    5, 0x3ef, // PIN_BTN_B = P_1007
+    13, 0x17, // PIN_LED = PIN_D13 (PA23)
+    14, 0x24, // PIN_LIGHT = PB04
+    18, 0x36, // PIN_MISO = PB22
+    19, 0x37, // PIN_MOSI = PB23
+    20, 0xf, // PIN_NEOPIXEL = PA15
+    21, 0x31, // PIN_RX = PB17
+    23, 0x11, // PIN_SCK = PA17
+    24, 0xd, // PIN_SCL = PA13
+    25, 0xc, // PIN_SDA = PA12
+    26, 0x1b, // PIN_SPEAKER_AMP = PA27
+    28, 0x30, // PIN_TX = PB16
+    32, 0x2d, // PIN_DISPLAY_SCK = PB13
+    34, 0x2f, // PIN_DISPLAY_MOSI = PB15
+    35, 0x27, // PIN_DISPLAY_CS = PB07
+    36, 0x25, // PIN_DISPLAY_DC = PB05
+    37, 0xa0, // DISPLAY_WIDTH = 160
+    38, 0x80, // DISPLAY_HEIGHT = 128
+    39, 0x80, // DISPLAY_CFG0 = 0x80
+    40, 0x12c2d, // DISPLAY_CFG1 = 0x12c2d
+    41, 0x18, // DISPLAY_CFG2 = 0x18
+    43, 0x0, // PIN_DISPLAY_RST = PA00
+    44, 0x1, // PIN_DISPLAY_BL = PA01
+    47, 0x3e8, // PIN_BTN_LEFT = P_1000
+    48, 0x3eb, // PIN_BTN_RIGHT = P_1003
+    49, 0x3e9, // PIN_BTN_UP = P_1001
+    50, 0x3ea, // PIN_BTN_DOWN = P_1002
+    51, 0x3ec, // PIN_BTN_MENU = P_1004
+    59, 0x40, // SPEAKER_VOLUME = 64
+    60, 0x17, // PIN_JACK_TX = PIN_D13
+    65, 0x2, // PIN_JACK_SND = PIN_A0
+    69, 0x3ed, // PIN_BTN_SOFT_RESET = P_1005
+    70, 0x30, // ACCELEROMETER_TYPE = 48
+    71, 0x20, // PIN_BTNMX_LATCH = PB00
+    72, 0x3f, // PIN_BTNMX_CLOCK = PB31
+    73, 0x3e, // PIN_BTNMX_DATA = PB30
+    100, 0x2, // PIN_A0 = PA02
+    101, 0x5, // PIN_A1 = PA05
+    102, 0x28, // PIN_A2 = PB08
+    103, 0x29, // PIN_A3 = PB09
+    104, 0x4, // PIN_A4 = PA04
+    105, 0x6, // PIN_A5 = PA06
+    152, 0x23, // PIN_D2 = PB03
+    153, 0x22, // PIN_D3 = PB02
+    154, 0xe, // PIN_D4 = PA14
+    155, 0x10, // PIN_D5 = PA16
+    156, 0x12, // PIN_D6 = PA18
+    159, 0x13, // PIN_D9 = PA19
+    160, 0x14, // PIN_D10 = PA20
+    161, 0x15, // PIN_D11 = PA21
+    162, 0x16, // PIN_D12 = PA22
+    163, 0x17, // PIN_D13 = PA23
+    200, 0x5, // NUM_NEOPIXELS = 5
+    204, 0x80000, // FLASH_BYTES = 0x80000
+    205, 0x30000, // RAM_BYTES = 0x30000
+    208, 0x239a0033, // BOOTLOADER_BOARD_ID = 0x239a0033
+    209, 0x55114460, // UF2_FAMILY = ATSAMD51
+    210, 0x20, // PINS_PORT_SIZE = PA_32
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    /* CF2 END */
+};
+#endif
+
+#endif

boards/arcade_pybadge_lc/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51J19A

boards/arcade_pybadge_lc/board_config.h

@@ -0,0 +1,108 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "BadgeLC"
+#define VOLUME_LABEL "BADGELCBOOT"
+#define INDEX_URL "http://adafru.it/3939"
+#define BOARD_ID "SAMD51J19A-PyBadgeLC-M4"
+
+#define USB_VID 0x239A
+#define USB_PID 0x0034
+
+#define LED_PIN PIN_PA23
+
+#define BOARD_NEOPIXEL_PIN PIN_PA15
+#define BOARD_NEOPIXEL_COUNT 1
+
+#define BOARD_SCREEN 1
+
+#define BOOT_USART_MODULE SERCOM5
+#define BOOT_USART_MASK APBDMASK
+#define BOOT_USART_BUS_CLOCK_INDEX MCLK_APBDMASK_SERCOM5
+#define BOOT_USART_PAD_SETTINGS UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3 PINMUX_UNUSED
+#define BOOT_USART_PAD2 PINMUX_UNUSED
+#define BOOT_USART_PAD1 PINMUX_PB17C_SERCOM5_PAD1
+#define BOOT_USART_PAD0 PINMUX_PB16C_SERCOM5_PAD0
+#define BOOT_GCLK_ID_CORE SERCOM5_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW SERCOM5_GCLK_ID_SLOW
+
+
+#define HAS_CONFIG_DATA 1
+
+// This configuration data should be edited at https://microsoft.github.io/uf2/patcher/
+// Just drop this file there.
+// Alternatively, it can be also binary edited there after the bootloader is compiled.
+
+#ifdef DEFINE_CONFIG_DATA
+const uint32_t config_data[] = {
+    /* CF2 START */
+    513675505, 539130489, // magic
+    58, 100,  // used entries, total entries
+    4, 0x3ee, // PIN_BTN_A = P_1006
+    5, 0x3ef, // PIN_BTN_B = P_1007
+    13, 0x17, // PIN_LED = PIN_D13 (PA23)
+    14, 0x24, // PIN_LIGHT = PB04
+    18, 0x36, // PIN_MISO = PB22
+    19, 0x37, // PIN_MOSI = PB23
+    20, 0xf, // PIN_NEOPIXEL = PA15
+    21, 0x31, // PIN_RX = PB17
+    23, 0x11, // PIN_SCK = PA17
+    24, 0xd, // PIN_SCL = PA13
+    25, 0xc, // PIN_SDA = PA12
+    26, 0x1b, // PIN_SPEAKER_AMP = PA27
+    28, 0x30, // PIN_TX = PB16
+    32, 0x2d, // PIN_DISPLAY_SCK = PB13
+    34, 0x2f, // PIN_DISPLAY_MOSI = PB15
+    35, 0x27, // PIN_DISPLAY_CS = PB07
+    36, 0x25, // PIN_DISPLAY_DC = PB05
+    37, 0xa0, // DISPLAY_WIDTH = 160
+    38, 0x80, // DISPLAY_HEIGHT = 128
+    39, 0x80, // DISPLAY_CFG0 = 0x80
+    40, 0x12c2d, // DISPLAY_CFG1 = 0x12c2d
+    41, 0x18, // DISPLAY_CFG2 = 0x18
+    43, 0x0, // PIN_DISPLAY_RST = PA00
+    44, 0x1, // PIN_DISPLAY_BL = PA01
+    47, 0x3e8, // PIN_BTN_LEFT = P_1000
+    48, 0x3eb, // PIN_BTN_RIGHT = P_1003
+    49, 0x3e9, // PIN_BTN_UP = P_1001
+    50, 0x3ea, // PIN_BTN_DOWN = P_1002
+    51, 0x3ec, // PIN_BTN_MENU = P_1004
+    59, 0x40, // SPEAKER_VOLUME = 64
+    60, 0x17, // PIN_JACK_TX = PIN_D13
+    65, 0x2, // PIN_JACK_SND = PIN_A0
+    69, 0x3ed, // PIN_BTN_SOFT_RESET = P_1005
+    71, 0x20, // PIN_BTNMX_LATCH = PB00
+    72, 0x3f, // PIN_BTNMX_CLOCK = PB31
+    73, 0x3e, // PIN_BTNMX_DATA = PB30
+    100, 0x2, // PIN_A0 = PA02
+    101, 0x5, // PIN_A1 = PA05
+    102, 0x28, // PIN_A2 = PB08
+    103, 0x29, // PIN_A3 = PB09
+    104, 0x4, // PIN_A4 = PA04
+    105, 0x6, // PIN_A5 = PA06
+    152, 0x23, // PIN_D2 = PB03
+    153, 0x22, // PIN_D3 = PB02
+    154, 0xe, // PIN_D4 = PA14
+    155, 0x10, // PIN_D5 = PA16
+    156, 0x12, // PIN_D6 = PA18
+    159, 0x13, // PIN_D9 = PA19
+    160, 0x14, // PIN_D10 = PA20
+    161, 0x15, // PIN_D11 = PA21
+    162, 0x16, // PIN_D12 = PA22
+    163, 0x17, // PIN_D13 = PA23
+    200, 0x1, // NUM_NEOPIXELS = 1
+    204, 0x80000, // FLASH_BYTES = 0x80000
+    205, 0x30000, // RAM_BYTES = 0x30000
+    208, 0x239a0034, // BOOTLOADER_BOARD_ID = 0x239a0034
+    209, 0x55114460, // UF2_FAMILY = ATSAMD51
+    210, 0x20, // PINS_PORT_SIZE = PA_32
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    /* CF2 END */
+};
+#endif
+
+#endif

boards/arcade_pygamer/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51J19A

boards/arcade_pygamer/board_config.h

@@ -0,0 +1,112 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "PyGamer"
+#define VOLUME_LABEL "PYGAMERBOOT"
+#define INDEX_URL "http://adafru.it/4242"
+#define BOARD_ID "SAMD51J19A-PyGamer-M4"
+
+#define USB_VID 0x239A
+#define USB_PID 0x003D
+
+#define LED_PIN PIN_PA23
+
+#define BOARD_NEOPIXEL_PIN PIN_PA15
+#define BOARD_NEOPIXEL_COUNT 5
+
+#define BOARD_SCREEN 1
+
+#define BOOT_USART_MODULE SERCOM5
+#define BOOT_USART_MASK APBDMASK
+#define BOOT_USART_BUS_CLOCK_INDEX MCLK_APBDMASK_SERCOM5
+#define BOOT_USART_PAD_SETTINGS UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3 PINMUX_UNUSED
+#define BOOT_USART_PAD2 PINMUX_UNUSED
+#define BOOT_USART_PAD1 PINMUX_PB17C_SERCOM5_PAD1
+#define BOOT_USART_PAD0 PINMUX_PB16C_SERCOM5_PAD0
+#define BOOT_GCLK_ID_CORE SERCOM5_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW SERCOM5_GCLK_ID_SLOW
+
+
+#define HAS_CONFIG_DATA 1
+
+// This configuration data should be edited at https://microsoft.github.io/uf2/patcher/
+// Just drop this file there.
+// Alternatively, it can be also binary edited there after the bootloader is compiled.
+
+#ifdef DEFINE_CONFIG_DATA
+const uint32_t config_data[] = {
+    /* CF2 START */
+    513675505, 539130489, // magic
+    62, 100,  // used entries, total entries
+    1, 0x2e, // PIN_ACCELEROMETER_INT = PB14
+    2, 0xd, // PIN_ACCELEROMETER_SCL = PIN_SCL (PA13)
+    3, 0xc, // PIN_ACCELEROMETER_SDA = PIN_SDA (PA12)
+    4, 0x3ee, // PIN_BTN_A = P_1006
+    5, 0x3ef, // PIN_BTN_B = P_1007
+    13, 0x17, // PIN_LED = PIN_D13 (PA23)
+    14, 0x24, // PIN_LIGHT = PB04
+    18, 0x36, // PIN_MISO = PB22
+    19, 0x37, // PIN_MOSI = PB23
+    20, 0xf, // PIN_NEOPIXEL = PA15
+    21, 0x31, // PIN_RX = PB17
+    23, 0x11, // PIN_SCK = PA17
+    24, 0xd, // PIN_SCL = PA13
+    25, 0xc, // PIN_SDA = PA12
+    26, 0x1b, // PIN_SPEAKER_AMP = PA27
+    28, 0x30, // PIN_TX = PB16
+    32, 0x2d, // PIN_DISPLAY_SCK = PB13
+    34, 0x2f, // PIN_DISPLAY_MOSI = PB15
+    35, 0x2c, // PIN_DISPLAY_CS = PB12
+    36, 0x25, // PIN_DISPLAY_DC = PB05
+    37, 0xa0, // DISPLAY_WIDTH = 160
+    38, 0x80, // DISPLAY_HEIGHT = 128
+    39, 0x80, // DISPLAY_CFG0 = 0x80
+    40, 0x12c2d, // DISPLAY_CFG1 = 0x12c2d
+    41, 0x18, // DISPLAY_CFG2 = 0x18
+    43, 0x0, // PIN_DISPLAY_RST = PA00
+    44, 0x1, // PIN_DISPLAY_BL = PA01
+    47, 0x4d7, // PIN_BTN_LEFT = P_1239
+    48, 0x473, // PIN_BTN_RIGHT = P_1139
+    49, 0x4d6, // PIN_BTN_UP = P_1238
+    50, 0x472, // PIN_BTN_DOWN = P_1138
+    51, 0x3ec, // PIN_BTN_MENU = P_1004
+    59, 0x40, // SPEAKER_VOLUME = 64
+    60, 0x17, // PIN_JACK_TX = PIN_D13
+    65, 0x2, // PIN_JACK_SND = PIN_A0
+    69, 0x3ed, // PIN_BTN_SOFT_RESET = P_1005
+    70, 0x32, // ACCELEROMETER_TYPE = LIS3DH
+    71, 0x20, // PIN_BTNMX_LATCH = PB00
+    72, 0x3f, // PIN_BTNMX_CLOCK = PB31
+    73, 0x3e, // PIN_BTNMX_DATA = PB30
+    100, 0x2, // PIN_A0 = PA02
+    101, 0x5, // PIN_A1 = PA05
+    102, 0x28, // PIN_A2 = PB08
+    103, 0x29, // PIN_A3 = PB09
+    104, 0x4, // PIN_A4 = PA04
+    105, 0x6, // PIN_A5 = PA06
+    152, 0x23, // PIN_D2 = PB03
+    153, 0x22, // PIN_D3 = PB02
+    154, 0xe, // PIN_D4 = PA14
+    155, 0x10, // PIN_D5 = PA16
+    156, 0x12, // PIN_D6 = PA18
+    159, 0x13, // PIN_D9 = PA19
+    160, 0x14, // PIN_D10 = PA20
+    161, 0x15, // PIN_D11 = PA21
+    162, 0x16, // PIN_D12 = PA22
+    163, 0x17, // PIN_D13 = PA23
+    200, 0x5, // NUM_NEOPIXELS = 5
+    204, 0x80000, // FLASH_BYTES = 0x80000
+    205, 0x30000, // RAM_BYTES = 0x30000
+    208, 0x239a003d, // BOOTLOADER_BOARD_ID = 0x239a003d
+    209, 0x55114460, // UF2_FAMILY = ATSAMD51
+    210, 0x20, // PINS_PORT_SIZE = PA_32
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    /* CF2 END */
+};
+#endif
+
+#endif

boards/capablerobot_usbhub/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51G19A

boards/capablerobot_usbhub/board_config.h

@@ -0,0 +1,29 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define CRYSTALLESS  1
+
+#define VENDOR_NAME  "Capable Robot Components"
+#define PRODUCT_NAME "Programmable USB Hub"
+#define VOLUME_LABEL "USBHUBBOOT"
+#define INDEX_URL    "http://capablerobot.com"
+#define BOARD_ID     "SAMD51G19A-USBHub-v0"
+
+// VID & PID obtained from Microchip
+#define USB_VID 0x04D8
+#define USB_PID 0xEDB3
+
+#define LED_PIN PIN_PA19
+
+#define BOOT_USART_MODULE                 SERCOM1
+#define BOOT_USART_MASK                   APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBAMASK_SERCOM1
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3                   PINMUX_UNUSED
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_PA17C_SERCOM1_PAD1
+#define BOOT_USART_PAD0                   PINMUX_PA16C_SERCOM1_PAD0
+#define BOOT_GCLK_ID_CORE                 SERCOM3_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM3_GCLK_ID_SLOW
+
+#endif

boards/circuitbrains_basic_m0/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21E18A

boards/circuitbrains_basic_m0/board_config.h

@@ -0,0 +1,17 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define CRYSTALLESS    1
+
+#define VENDOR_NAME "Kevin Neubauer"
+#define PRODUCT_NAME "CircuitBrains Basic"
+#define VOLUME_LABEL "BOOT"
+#define INDEX_URL "https://kevinneubauer.com/portfolio/circuitbrains-basic/"
+#define BOARD_ID "SAMD21E18A-SOM-v1"
+
+#define LED_PIN PIN_PA14
+
+#define USB_VID 0x04D8
+#define USB_PID 0xEC63
+
+#endif

boards/circuitbrains_deluxe_m4/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51J19A

boards/circuitbrains_deluxe_m4/board_config.h

@@ -0,0 +1,26 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Kevin Neubauer"
+#define PRODUCT_NAME "CircuitBrains Deluxe"
+#define VOLUME_LABEL "BOOT"
+#define INDEX_URL "https://kevinneubauer.com/portfolio/circuitbrains-deluxe/"
+#define BOARD_ID "SAMD51J19A-SOM-v1.3"
+
+#define LED_PIN PIN_PB13
+
+#define USB_VID 0x04D8
+#define USB_PID 0xEC64
+
+#define BOOT_USART_MODULE                 SERCOM3
+#define BOOT_USART_MASK                   APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBBMASK_SERCOM3
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3                   PINMUX_UNUSED
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_PA22C_SERCOM3_PAD0
+#define BOOT_USART_PAD0                   PINMUX_PA23C_SERCOM3_PAD1
+#define BOOT_GCLK_ID_CORE                 SERCOM3_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM3_GCLK_ID_SLOW
+
+#endif

boards/crickit/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21G18A

boards/crickit/board_config.h

@@ -0,0 +1,19 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "crickit"
+#define VOLUME_LABEL "CRICKITBOOT"
+#define INDEX_URL "http://adafru.it/"
+#define BOARD_ID "SAMD21G18A-crickit-v0"
+
+#define USB_VID 0x239A
+#define USB_PID 0x002D
+
+#define LED_PIN PIN_PB22
+
+#define BOARD_NEOPIXEL_PIN PIN_PA27
+#define BOARD_NEOPIXEL_COUNT 1
+
+
+#endif

boards/dadamachines-automat/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21G18A

boards/dadamachines-automat/board_config.h

@@ -0,0 +1,20 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define __SAMD21G18A__ 1
+
+#define VENDOR_NAME "dadamachines"
+#define PRODUCT_NAME "automat"
+#define VOLUME_LABEL "AUTOMAT"
+#define INDEX_URL "http://dadamachines.com/"
+#define BOARD_ID "SAMD21G18A-dadamachines-automat-v0"
+
+#define USB_VID 0x16D0
+#define USB_PID 0x0CDA
+#define USB_POWER_MA 20
+
+#define LED_PIN PIN_PA17
+//#define LED_TX_PIN PIN_PA27
+//#define LED_RX_PIN PIN_PB03
+
+#endif

boards/eitech-robotics/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21G18A

boards/eitech-robotics/board_config.h

@@ -0,0 +1,17 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define __SAMD21G18A__ 1
+
+#define VENDOR_NAME "Eitech"
+#define PRODUCT_NAME "Robotics"
+#define VOLUME_LABEL "ROBOTICS"
+#define INDEX_URL "http://www.eitech.de/"
+#define BOARD_ID "SAMD21G18A-Eitech-Robotics-v0"
+
+#define USB_VID 0x1D50
+#define USB_PID 0x6110 // PID from Openmoko Project
+
+#define LED_PIN PIN_PA30
+
+#endif

boards/feather_m0/board_config.h

@@ -4,16 +4,12 @@
 #define VENDOR_NAME "Adafruit Industries"
 #define PRODUCT_NAME "Feather M0"
 #define VOLUME_LABEL "FEATHERBOOT"
-#define INDEX_URL "http://adafru.it/3403"
+#define INDEX_URL "http://adafru.it/"
 #define BOARD_ID "SAMD21G18A-Feather-v0"
 
 #define USB_VID 0x239A
-#define USB_PID 0x001B
+#define USB_PID 0x0015
 
 #define LED_PIN PIN_PA17
 
-#define BOARD_NEOPIXEL_PIN PIN_PA06
-#define BOARD_NEOPIXEL_COUNT 1
-
-
 #endif

boards/feather_m0_express/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21G18A

boards/feather_m0_express/board_config.h

@@ -0,0 +1,19 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "Feather M0 Express"
+#define VOLUME_LABEL "FEATHERBOOT"
+#define INDEX_URL "http://adafru.it/3403"
+#define BOARD_ID "SAMD21G18A-Feather-M0-Express-v0"
+
+#define USB_VID 0x239A
+#define USB_PID 0x001B
+
+#define LED_PIN PIN_PA17
+
+#define BOARD_NEOPIXEL_PIN PIN_PA06
+#define BOARD_NEOPIXEL_COUNT 1
+
+
+#endif

boards/feather_m4/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51J19A

boards/feather_m4/board_config.h

@@ -0,0 +1,29 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "Feather M4 Express"
+#define VOLUME_LABEL "FEATHERBOOT"
+#define INDEX_URL "http://adafru.it/3857"
+#define BOARD_ID "SAMD51J19A-FeatherM4-v0"
+
+#define USB_VID 0x239A
+#define USB_PID 0x0022
+
+#define LED_PIN PIN_PA23
+
+#define BOARD_NEOPIXEL_PIN PIN_PB03
+#define BOARD_NEOPIXEL_COUNT 1
+
+#define BOOT_USART_MODULE                 SERCOM0
+#define BOOT_USART_MASK                   APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBAMASK_SERCOM0
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD3_TX_PAD0
+#define BOOT_USART_PAD3                   PINMUX_PA07D_SERCOM0_PAD3
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_UNUSED
+#define BOOT_USART_PAD0                   PINMUX_PA04D_SERCOM0_PAD0
+#define BOOT_GCLK_ID_CORE                 SERCOM0_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM0_GCLK_ID_SLOW
+
+#endif

boards/fluff_m0/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21E18A

boards/fluff_m0/board_config.h

@@ -0,0 +1,15 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define CRYSTALLESS    1
+
+#define VENDOR_NAME "Radomir Dopieralski"
+#define PRODUCT_NAME "Fluff M0"
+#define VOLUME_LABEL "FLUFFBOOT"
+#define INDEX_URL "https://hackaday.io/project/171381"
+#define BOARD_ID "SAMD21E18A-Fluff-v0"
+
+#define USB_VID 0x239A
+#define USB_PID 0x00AF
+
+#endif

boards/generic-atsame54/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAME54N20A

boards/generic-atsame54/board_config.h

@@ -0,0 +1,26 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Generic Corp."
+#define PRODUCT_NAME "SAME54 Board"
+#define VOLUME_LABEL "SAME54"
+
+#define USB_VID 0x03EB   // Atmel
+#define USB_PID 0x2402   // Generic HID device
+
+#define BOARD_ID "SAME54N20A-Generic"
+
+#define LED_PIN PIN_PB31
+
+#define BOOT_USART_MODULE                 SERCOM4
+#define BOOT_USART_MASK                   APBDMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBDMASK_SERCOM4
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3                   PINMUX_UNUSED
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_PB09D_SERCOM4_PAD1
+#define BOOT_USART_PAD0                   PINMUX_PB08D_SERCOM4_PAD0
+#define BOOT_GCLK_ID_CORE                 SERCOM4_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM4_GCLK_ID_SLOW
+
+#endif

boards/grandcentral_m4/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51P20A

boards/grandcentral_m4/board_config.h

@@ -0,0 +1,31 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "Grand Central M4 Express"
+#define VOLUME_LABEL "GCM4BOOT"
+#define INDEX_URL "http://adafru.it/4064"
+#define BOARD_ID "SAMD51P20A-GrandCentral-v0"
+
+#define USB_VID 0x239A
+#define USB_PID 0x0031
+
+#define LED_PIN PIN_PB01
+#define LED_TX_PIN PIN_PC30
+#define LED_RX_PIN PIN_PC31
+
+#define BOARD_NEOPIXEL_PIN PIN_PC24
+#define BOARD_NEOPIXEL_COUNT 1
+
+#define BOOT_USART_MODULE                 SERCOM0
+#define BOOT_USART_MASK                   APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBAMASK_SERCOM0
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3                   PINMUX_UNUSED
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_PB25C_SERCOM0_PAD1
+#define BOOT_USART_PAD0                   PINMUX_PB24C_SERCOM0_PAD0
+#define BOOT_GCLK_ID_CORE                 SERCOM0_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM0_GCLK_ID_SLOW
+
+#endif

boards/hallowing_m0/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21G18A

boards/hallowing_m0/board_config.h

@@ -0,0 +1,19 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "Hallowing M0"
+#define VOLUME_LABEL "HALLOWBOOT"
+#define INDEX_URL "http://adafru.it/3900"
+#define BOARD_ID "SAMD21G18A-Hallowing-v0"
+
+#define USB_VID 0x239A
+#define USB_PID 0xB000
+
+#define LED_PIN PIN_PA23
+
+#define BOARD_NEOPIXEL_PIN PIN_PA12
+#define BOARD_NEOPIXEL_COUNT 1
+
+
+#endif

boards/hallowing_m4/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51J19A

boards/hallowing_m4/board_config.h

@@ -0,0 +1,31 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define CRYSTALLESS    1
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "HalloWing M4"
+#define VOLUME_LABEL "HALLOM4BOOT"
+#define INDEX_URL "http://adafru.it/"
+#define BOARD_ID "SAMD51J19A-HalloM4-v0"
+
+#define USB_VID 0x239A
+#define USB_PID 0x0049
+
+#define LED_PIN PIN_PA23
+
+#define BOARD_NEOPIXEL_PIN PIN_PB16
+#define BOARD_NEOPIXEL_COUNT 4
+
+#define BOOT_USART_MODULE                 SERCOM4
+#define BOOT_USART_MASK                   APBDMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBDMASK_SERCOM4
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3                   PINMUX_UNUSED
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_PB13C_SERCOM4_PAD1
+#define BOOT_USART_PAD0                   PINMUX_PB12C_SERCOM4_PAD0
+#define BOOT_GCLK_ID_CORE                 SERCOM4_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM4_GCLK_ID_SLOW
+
+#endif

boards/hallowing_mask/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51G19A

boards/hallowing_mask/board_config.h

@@ -0,0 +1,29 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define CRYSTALLESS    1
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "Hallowing Mask M4"
+#define VOLUME_LABEL "MASKM4BOOT"
+#define INDEX_URL "http://adafru.it/"
+#define BOARD_ID "SAMD51G19A-Mask-v0"
+
+#define USB_VID 0x239A
+#define USB_PID 0x0047
+
+#define LED_PIN PIN_PA27
+
+// There isnt a clear UART but we can make one on the D2/D3 ports
+#define BOOT_USART_MODULE                 SERCOM4
+#define BOOT_USART_MASK                   APBDMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBDMASK_SERCOM4
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3                   PINMUX_UNUSED
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_PB09D_SERCOM4_PAD1
+#define BOOT_USART_PAD0                   PINMUX_PB08D_SERCOM4_PAD0
+#define BOOT_GCLK_ID_CORE                 SERCOM4_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM4_GCLK_ID_SLOW
+
+#endif

boards/itsybitsy_m4/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51G19A

boards/itsybitsy_m4/board_config.h

@@ -0,0 +1,31 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define CRYSTALLESS    1
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "ItsyBitsy M4 Express"
+#define VOLUME_LABEL "ITSYM4BOOT"
+#define INDEX_URL "http://adafru.it/"
+#define BOARD_ID "SAMD51G19A-Itsy-v0"
+
+#define USB_VID 0x239A
+#define USB_PID 0x002B
+
+#define LED_PIN PIN_PA22
+
+#define BOARD_RGBLED_CLOCK_PIN            PIN_PB02
+#define BOARD_RGBLED_DATA_PIN             PIN_PB03
+
+#define BOOT_USART_MODULE                 SERCOM3
+#define BOOT_USART_MASK                   APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBBMASK_SERCOM3
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3                   PINMUX_UNUSED
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_PA22C_SERCOM3_PAD0
+#define BOOT_USART_PAD0                   PINMUX_PA23C_SERCOM3_PAD1
+#define BOOT_GCLK_ID_CORE                 SERCOM3_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM3_GCLK_ID_SLOW
+
+#endif

boards/metro_m4/board_config.h

@@ -2,30 +2,30 @@
 #define BOARD_CONFIG_H
 
 #define VENDOR_NAME "Adafruit Industries"
-#define PRODUCT_NAME "Metro M4"
+#define PRODUCT_NAME "Metro M4 Express"
 #define VOLUME_LABEL "METROM4BOOT"
-#define INDEX_URL "http://adafru.it/3505"
+#define INDEX_URL "http://adafru.it/3382"
 #define BOARD_ID "SAMD51J19A-Metro-v0"
 
 #define USB_VID 0x239A
 #define USB_PID 0x0021
 
-#define LED_PIN PIN_PA21
+#define LED_PIN PIN_PA16
 #define LED_TX_PIN PIN_PA27
 #define LED_RX_PIN PIN_PB06
 
-#define BOARD_NEOPIXEL_PIN PIN_PB17
+#define BOARD_NEOPIXEL_PIN PIN_PB22
 #define BOARD_NEOPIXEL_COUNT 1
 
-#define BOOT_USART_MODULE                 SERCOM0
+#define BOOT_USART_MODULE                 SERCOM3
 #define BOOT_USART_MASK                   APBAMASK
-#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBAMASK_SERCOM0
-#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD3_TX_PAD2
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBBMASK_SERCOM3
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD1_TX_PAD0
 #define BOOT_USART_PAD3                   PINMUX_UNUSED
 #define BOOT_USART_PAD2                   PINMUX_UNUSED
-#define BOOT_USART_PAD1                   PINMUX_PA10C_SERCOM0_PAD2
-#define BOOT_USART_PAD0                   PINMUX_PA11C_SERCOM0_PAD3
-#define BOOT_GCLK_ID_CORE                 SERCOM0_GCLK_ID_CORE
-#define BOOT_GCLK_ID_SLOW                 SERCOM0_GCLK_ID_SLOW
+#define BOOT_USART_PAD1                   PINMUX_PA22C_SERCOM3_PAD0
+#define BOOT_USART_PAD0                   PINMUX_PA23C_SERCOM3_PAD1
+#define BOOT_GCLK_ID_CORE                 SERCOM3_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM3_GCLK_ID_SLOW
 
 #endif

boards/metro_m4_airlift/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51J19A

boards/metro_m4_airlift/board_config.h

@@ -0,0 +1,31 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "Metro M4 AirLift"
+#define VOLUME_LABEL "METROM4BOOT"
+#define INDEX_URL "http://adafru.it/"
+#define BOARD_ID "SAMD51J19A-Metro-AirLift-v0"
+
+#define USB_VID 0x239A
+#define USB_PID 0x0037
+
+#define LED_PIN PIN_PA16
+#define LED_TX_PIN PIN_PB07
+#define LED_RX_PIN PIN_PB06
+
+#define BOARD_NEOPIXEL_PIN PIN_PB22
+#define BOARD_NEOPIXEL_COUNT 1
+
+#define BOOT_USART_MODULE                 SERCOM3
+#define BOOT_USART_MASK                   APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBBMASK_SERCOM3
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3                   PINMUX_UNUSED
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_PA22C_SERCOM3_PAD0
+#define BOOT_USART_PAD0                   PINMUX_PA23C_SERCOM3_PAD1
+#define BOOT_GCLK_ID_CORE                 SERCOM3_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM3_GCLK_ID_SLOW
+
+#endif

boards/metro_m4_revb/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51J19A

boards/metro_m4_revb/board_config.h

@@ -0,0 +1,31 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "Metro M4 Rev B"
+#define VOLUME_LABEL "METROM4BOOT"
+#define INDEX_URL "http://adafru.it/3505"
+#define BOARD_ID "SAMD51J19A-Metro-v0"
+
+#define USB_VID 0x239A
+#define USB_PID 0x0021
+
+#define LED_PIN PIN_PA21
+#define LED_TX_PIN PIN_PA27
+#define LED_RX_PIN PIN_PB06
+
+#define BOARD_NEOPIXEL_PIN PIN_PB17
+#define BOARD_NEOPIXEL_COUNT 1
+
+#define BOOT_USART_MODULE                 SERCOM0
+#define BOOT_USART_MASK                   APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBAMASK_SERCOM0
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD3_TX_PAD2
+#define BOOT_USART_PAD3                   PINMUX_UNUSED
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_PA10C_SERCOM0_PAD2
+#define BOOT_USART_PAD0                   PINMUX_PA11C_SERCOM0_PAD3
+#define BOOT_GCLK_ID_CORE                 SERCOM0_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM0_GCLK_ID_SLOW
+
+#endif

boards/mini_sam_m0/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21G18A

boards/mini_sam_m0/board_config.h

@@ -0,0 +1,20 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define CRYSTALLESS    1
+
+#define VENDOR_NAME "Benjamin Shockley"
+#define PRODUCT_NAME "Mini SAM M0"
+#define VOLUME_LABEL "MINISAMBOOT"
+#define INDEX_URL "httpw://www.minifigboards.com"
+#define BOARD_ID "SAMD21G18A-MiniSAMM0-v0"
+
+#define USB_VID 0x1209
+#define USB_PID 0x7102
+
+#define LED_PIN PIN_PA15
+
+#define BOARD_RGBLED_CLOCK_PIN            PIN_PB02
+#define BOARD_RGBLED_DATA_PIN             PIN_PA00
+
+#endif

boards/mini_sam_m4/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51G19A

boards/mini_sam_m4/board_config.h

@@ -0,0 +1,29 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Benjamin Shockley"
+#define PRODUCT_NAME "Mini SAM M4"
+#define VOLUME_LABEL "MINISAMBOOT"
+#define INDEX_URL "https://minisam.cc"
+#define BOARD_ID "SAMD51G19A-MiniSamM4-v0"
+
+#define USB_VID 0x1209
+#define USB_PID 0x2017
+
+#define LED_PIN PIN_PA15
+
+#define BOARD_RGBLED_CLOCK_PIN            PIN_PB02
+#define BOARD_RGBLED_DATA_PIN             PIN_PB03
+
+#define BOOT_USART_MODULE                 SERCOM3
+#define BOOT_USART_MASK                   APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBBMASK_SERCOM3
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3                   PINMUX_UNUSED
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_PA22C_SERCOM3_PAD0
+#define BOOT_USART_PAD0                   PINMUX_PA23C_SERCOM3_PAD1
+#define BOOT_GCLK_ID_CORE                 SERCOM3_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM3_GCLK_ID_SLOW
+
+#endif

boards/mkr1300/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21G18A

boards/mkr1300/board_config.h

@@ -0,0 +1,15 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Arduino LLC"
+#define PRODUCT_NAME "Arduino MKR1300"
+#define VOLUME_LABEL "MKR1300"
+
+#define BOARD_ID "SAMD21G18A-MKR1300-v0"
+
+#define USB_VID 0x2341
+#define USB_PID 0x8053
+
+#define LED_PIN PIN_PA20
+
+#endif

boards/mkrzero/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21G18A

boards/mkrzero/board_config.h

@@ -0,0 +1,16 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Arduino LLC"
+#define PRODUCT_NAME "Arduino MKRZero"
+#define VOLUME_LABEL "MKRZEROBOOT"
+
+#define BOARD_ID "SAMD21G18A-MKRZero-v0"
+
+// Adafruit VID/PID assigned to MKRZero for hobby use
+#define USB_VID 0x239A
+#define USB_PID 0x0035
+
+#define LED_PIN PIN_PB08
+
+#endif

boards/nano33iot/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21G18A

boards/nano33iot/board_config.h

@@ -0,0 +1,17 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define CRYSTALLESS    1
+
+#define VENDOR_NAME "Arduino SA"
+#define PRODUCT_NAME "Arduino NANO 33 IoT"
+#define VOLUME_LABEL "NANOBOOT"
+#define INDEX_URL "https://store.arduino.cc/usa/nano-33-iot"
+#define BOARD_ID "SAMD21G18A-NANO-33"
+
+#define USB_VID 0x2341
+#define USB_PID 0x0057
+
+#define LED_PIN PIN_PA17
+
+#endif

boards/ndbit6/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21E18A

boards/ndbit6/board_config.h

@@ -0,0 +1,17 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define CRYSTALLESS    1
+
+#define VENDOR_NAME "ndGarage"
+#define PRODUCT_NAME "ndBit6"
+#define VOLUME_LABEL "ND6BOOT"
+#define INDEX_URL "https://ndgarage.github.io/"
+#define BOARD_ID "SAMD21E18A-ND6"
+
+#define USB_VID 0x239A
+#define USB_PID 0x0065
+
+#define LED_PIN PIN_PA23
+
+#endif

boards/openbook_m4/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51J19A

boards/openbook_m4/board_config.h

@@ -0,0 +1,31 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define CRYSTALLESS    1
+
+#define VENDOR_NAME "Oddly Specific Objects"
+#define PRODUCT_NAME "The Open Book Feather"
+#define VOLUME_LABEL "BOOKBOOT"
+#define INDEX_URL "https://github.com/joeycastillo/The-Open-Book"
+#define BOARD_ID "OSO-BOOK-A1-04"
+
+#define USB_VID 0x239A
+#define USB_PID 0x007D
+
+#define LED_PIN PIN_PA23
+
+#define BOARD_NEOPIXEL_PIN PIN_PA15
+#define BOARD_NEOPIXEL_COUNT 1
+
+#define BOOT_USART_MODULE                 SERCOM5
+#define BOOT_USART_MASK                   APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBDMASK_SERCOM5
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3                   PINMUX_UNUSED
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_PB17C_SERCOM5_PAD1
+#define BOOT_USART_PAD0                   PINMUX_PB16C_SERCOM5_PAD0
+#define BOOT_GCLK_ID_CORE                 SERCOM5_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM5_GCLK_ID_SLOW
+
+#endif

boards/pewpew_m4/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51J19A

boards/pewpew_m4/board_config.h

@@ -0,0 +1,74 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Radomir Dopieralski"
+#define PRODUCT_NAME "PewPew"
+#define VOLUME_LABEL "PEWBOOT"
+#define INDEX_URL "http://pewpew.rtfd.io"
+#define BOARD_ID "SAMD51J19A-PewPew-M4"
+
+#define USB_VID 0x239A
+#define USB_PID 0x0034
+
+#define BOARD_NEOPIXEL_COUNT 0
+
+#define BOARD_SCREEN 1
+
+#define BOOT_USART_MODULE SERCOM3
+#define BOOT_USART_MASK APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX MCLK_APBBMASK_SERCOM3
+#define BOOT_USART_PAD_SETTINGS UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3 PINMUX_UNUSED
+#define BOOT_USART_PAD2 PINMUX_UNUSED
+#define BOOT_USART_PAD1 PINMUX_PA22C_SERCOM3_PAD0
+#define BOOT_USART_PAD0 PINMUX_PA23C_SERCOM3_PAD1
+#define BOOT_GCLK_ID_CORE SERCOM3_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW SERCOM3_GCLK_ID_SLOW
+
+#define HAS_CONFIG_DATA 1
+
+// This configuration data should be edited at https://microsoft.github.io/uf2/patcher/
+// Just drop this file there.
+// Alternatively, it can be also binary edited there after the bootloader is compiled.
+
+#ifdef DEFINE_CONFIG_DATA
+const uint32_t config_data[] = {
+    /* CF2 START */
+    513675505, 539130489, // magic
+    23, 100,  // used entries, total entries
+    4, 0xa, // PIN_BTN_A = PA10
+    5, 0x9, // PIN_BTN_B = PA09
+    26, 0x2, // PIN_SPEAKER_AMP = PA02
+    32, 0xd, // PIN_DISPLAY_SCK = PA13
+    34, 0xf, // PIN_DISPLAY_MOSI = PA15
+    35, 0xb, // PIN_DISPLAY_CS = PA11
+    36, 0x10, // PIN_DISPLAY_DC = PA16
+    37, 0xa0, // DISPLAY_WIDTH = 160
+    38, 0x80, // DISPLAY_HEIGHT = 128
+    39, 0x20180, // DISPLAY_CFG0 = 0x20180
+    40, 0x12c2d, // DISPLAY_CFG1 = 0x12c2d
+    41, 0x18, // DISPLAY_CFG2 = 0x18
+    43, 0x11, // PIN_DISPLAY_RST = PA17
+    47, 0x37, // PIN_BTN_LEFT = PB23
+    48, 0x36, // PIN_BTN_RIGHT = PB22
+    49, 0x17, // PIN_BTN_UP = PA23
+    50, 0x1b, // PIN_BTN_DOWN = PA27
+    51, 0x16, // PIN_BTN_MENU = PA22
+    204, 0x80000, // FLASH_BYTES = 0x80000
+    205, 0x30000, // RAM_BYTES = 0x30000
+    208, 0x470c08e2, // BOOTLOADER_BOARD_ID = 0x470c08e2
+    209, 0x55114460, // UF2_FAMILY = ATSAMD51
+    210, 0x20, // PINS_PORT_SIZE = PA_32
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    /* CF2 END */
+};
+#endif
+
+#endif
+
+
+

boards/pirkey/board_config.h

@@ -4,9 +4,9 @@
 #define CRYSTALLESS    1
 
 #define VENDOR_NAME "Adafruit Industries"
-#define PRODUCT_NAME "pIRKey"
+#define PRODUCT_NAME "pIRKey M0"
 #define VOLUME_LABEL "PIRKEYBOOT"
-#define INDEX_URL "http://adafru.it/"
+#define INDEX_URL "http://adafru.it/3364"
 #define BOARD_ID "SAMD21E18A-pIRKey-v0"
 
 #define USB_VID 0x239A

boards/pycubed/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51J19A

boards/pycubed/board_config.h

@@ -0,0 +1,28 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "maholli"
+#define PRODUCT_NAME "PyCubedv04"
+#define VOLUME_LABEL "PYCUBEDBOOT"
+#define INDEX_URL "http://pycubed.org"
+#define BOARD_ID "PYCUBED"
+
+#define USB_VID 0x04D8
+#define USB_PID 0xEC44 // PID sublicensed from Microchip
+
+#define LED_PIN PIN_PA16 // not actually used, but build fails without it?
+#define BOARD_NEOPIXEL_PIN PIN_PA21
+#define BOARD_NEOPIXEL_COUNT 1
+
+#define BOOT_USART_MODULE                 SERCOM0
+#define BOOT_USART_MASK                   APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBAMASK_SERCOM0
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD3_TX_PAD0
+#define BOOT_USART_PAD3                   PINMUX_PA07D_SERCOM0_PAD3
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_UNUSED
+#define BOOT_USART_PAD0                   PINMUX_PA04D_SERCOM0_PAD0
+#define BOOT_GCLK_ID_CORE                 SERCOM0_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM0_GCLK_ID_SLOW
+
+#endif

boards/pyportal_m4/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51J20A

boards/pyportal_m4/board_config.h

@@ -0,0 +1,31 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "PyPortal M4 Express"
+#define VOLUME_LABEL "PORTALBOOT"
+#define INDEX_URL "http://adafru.it/4116"
+#define BOARD_ID "SAMD51J20A-PyPortal-v0"
+
+#define CRYSTALLESS    1
+
+#define USB_VID 0x239A
+#define USB_PID 0x0035
+
+#define LED_PIN PIN_PB23
+
+#define BOARD_NEOPIXEL_PIN PIN_PB22
+#define BOARD_NEOPIXEL_COUNT 1
+
+#define BOOT_USART_MODULE                 SERCOM5
+#define BOOT_USART_MASK                   APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBDMASK_SERCOM5
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3                   PINMUX_UNUSED
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_PB03D_SERCOM5_PAD1
+#define BOOT_USART_PAD0                   PINMUX_PB02D_SERCOM5_PAD0
+#define BOOT_GCLK_ID_CORE                 SERCOM0_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM0_GCLK_ID_SLOW
+
+#endif

boards/radiofruit_m0/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21G18A

boards/radiofruit_m0/board_config.h

@@ -0,0 +1,19 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "Radiofruit M0"
+#define VOLUME_LABEL "RADIOBOOT"
+#define INDEX_URL "http://adafru.it/3403"
+#define BOARD_ID "SAMR21G18A-Radiofruit-v0"
+
+#define USB_VID 0x239A
+#define USB_PID 0x0024
+
+#define LED_PIN PIN_PA27
+
+#define BOARD_NEOPIXEL_PIN PIN_PA22
+#define BOARD_NEOPIXEL_COUNT 1
+
+
+#endif

boards/robohatmm1_m0/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21G18A

boards/robohatmm1_m0/board_config.h

@@ -0,0 +1,17 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define CRYSTALLESS    1
+
+#define VENDOR_NAME "Robotics Masters"
+#define PRODUCT_NAME "Robo HAT MM1"
+#define VOLUME_LABEL "ROBOM0BOOT"
+#define INDEX_URL "https://roboticsmasters.co"
+#define BOARD_ID "SAMD21G18A-robohat-v8"
+
+#define USB_VID 0x1209
+#define USB_PID 0x4D44
+
+#define LED_PIN PIN_PB22
+
+#endif

boards/robohatmm1_m4/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51G19A

boards/robohatmm1_m4/board_config.h

@@ -0,0 +1,28 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define CRYSTALLESS    1
+
+#define VENDOR_NAME "Robotics Masters"
+#define PRODUCT_NAME "Robo HAT MM1 M4"
+#define VOLUME_LABEL "ROBOM4BOOT"
+#define INDEX_URL "https://roboticsmasters.co"
+#define BOARD_ID "SAMD51G19A-RoboHATMM1-v24"
+
+#define USB_VID 0x1209
+#define USB_PID 0x4D44
+
+#define LED_PIN PIN_PB22
+
+#define BOOT_USART_MODULE                 SERCOM1
+#define BOOT_USART_MASK                   APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBAMASK_SERCOM1
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3                   PINMUX_UNUSED
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_PA17C_SERCOM1_PAD1
+#define BOOT_USART_PAD0                   PINMUX_PA16C_SERCOM1_PAD0
+#define BOOT_GCLK_ID_CORE                 SERCOM1_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM1_GCLK_ID_SLOW
+
+#endif

boards/sam32/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51J20A

boards/sam32/board_config.h

@@ -0,0 +1,29 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "maholli"
+#define PRODUCT_NAME "SAM32"
+#define VOLUME_LABEL "SAM32BOOT"
+#define INDEX_URL "https://github.com/maholli"
+#define BOARD_ID "SAM32"
+
+#define USB_VID 0x04D8
+#define USB_PID 0xEDBE // PID sublicensed from Microchip
+
+#define LED_PIN PIN_PA27
+
+#define BOARD_NEOPIXEL_PIN PIN_PA15
+#define BOARD_NEOPIXEL_COUNT 1
+
+#define BOOT_USART_MODULE                 SERCOM3
+#define BOOT_USART_MASK                   APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBBMASK_SERCOM3
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3                   PINMUX_UNUSED
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_PA22C_SERCOM3_PAD0
+#define BOOT_USART_PAD0                   PINMUX_PA23C_SERCOM3_PAD1
+#define BOOT_GCLK_ID_CORE                 SERCOM3_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM3_GCLK_ID_SLOW
+
+#endif

boards/sensebox-mcu/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21G18A

boards/sensebox-mcu/board_config.h

@@ -0,0 +1,18 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define __SAMD21G18A__ 1
+
+#define VENDOR_NAME "eduSense"
+#define PRODUCT_NAME "senseBox MCU"
+#define VOLUME_LABEL "SENSEBOX"
+#define INDEX_URL "http://www.sensebox.de"
+#define BOARD_ID "SAMD21G18A-senseBox-MCU-v0"
+
+#define USB_VID 0x04D8
+#define USB_PID 0xEF66 // PID sublicensed from Microchip
+#define USB_POWER_MA 20
+
+#define LED_PIN PIN_PA27 // red LED
+
+#endif

boards/serpente/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21E18A

boards/serpente/board_config.h

@@ -0,0 +1,17 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define CRYSTALLESS    1
+
+#define VENDOR_NAME "arturo182"
+#define PRODUCT_NAME "Serpente"
+#define VOLUME_LABEL "SERPENTBOOT"
+#define INDEX_URL "https://serpente.solder.party/"
+#define BOARD_ID "SAMD21E18A-Serpente"
+
+#define USB_VID 0x239A
+#define USB_PID 0x0057
+
+#define LED_PIN PIN_PA23
+
+#endif

boards/shirtty/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21E18A

boards/shirtty/board_config.h

@@ -0,0 +1,17 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define CRYSTALLESS 1
+
+#define VENDOR_NAME "@sarfata"
+#define PRODUCT_NAME "shIRtty"
+#define VOLUME_LABEL "shIRtty"
+#define INDEX_URL "https://github.com/sarfata/shirtty-addon"
+#define BOARD_ID "shIRtty"
+
+#define USB_VID 0x239A
+#define USB_PID 0x006B
+
+#define LED_PIN PIN_PA14
+
+#endif

boards/snekboard/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd21
+CHIP_VARIANT = SAMD21G18A

boards/snekboard/board_config.h

@@ -0,0 +1,18 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "keithp.com"
+#define PRODUCT_NAME "snekboard"
+#define VOLUME_LABEL "SNEKBOOT"
+#define INDEX_URL "https://keithp.com/snek"
+#define BOARD_ID "SAMD21G18A-snekboard"
+
+#define USB_VID 0x239A
+#define USB_PID 0x004D
+
+#define LED_PIN PIN_PA02
+
+#define BOARD_NEOPIXEL_PIN PIN_PB11
+#define BOARD_NEOPIXEL_COUNT 2
+
+#endif

boards/sparkfun-samd21-dev/board_config.h

@@ -8,7 +8,7 @@
 #define BOARD_ID "SAMD21G18A-Dev-Sparkfun-v0"
 
 #define USB_VID 0x1B4F
-#define USB_PID 0x0D21
+#define USB_PID 0x0D23
 
 #define LED_PIN PIN_PA17
 

boards/sparkfun-samd21-mini/board_config.h

@@ -8,7 +8,7 @@
 #define BOARD_ID "SAMD21G18A-Mini-Sparkfun-v0"
 
 #define USB_VID 0x1B4F
-#define USB_PID 0x0D21
+#define USB_PID 0x0D22
 
 #define LED_PIN PIN_PA17
 

boards/trellis_m4/board.mk

@@ -0,0 +1,2 @@
+CHIP_FAMILY = samd51
+CHIP_VARIANT = SAMD51G19A

boards/trellis_m4/board_config.h

@@ -0,0 +1,29 @@
+#ifndef BOARD_CONFIG_H
+#define BOARD_CONFIG_H
+
+#define VENDOR_NAME "Adafruit Industries"
+#define PRODUCT_NAME "Trellis M4 Express"
+#define VOLUME_LABEL "TRELM4BOOT"
+#define INDEX_URL "http://adafru.it/3938"
+#define BOARD_ID "SAMD51G19A-Trellis-v0"
+
+#define USB_VID 0x239A
+#define USB_PID 0x002F
+
+#define LED_PIN PIN_PA31
+
+#define BOARD_RGBLED_CLOCK_PIN            PIN_PB02
+#define BOARD_RGBLED_DATA_PIN             PIN_PB03
+
+#define BOOT_USART_MODULE                 SERCOM3
+#define BOOT_USART_MASK                   APBAMASK
+#define BOOT_USART_BUS_CLOCK_INDEX        MCLK_APBBMASK_SERCOM3
+#define BOOT_USART_PAD_SETTINGS           UART_RX_PAD1_TX_PAD0
+#define BOOT_USART_PAD3                   PINMUX_UNUSED
+#define BOOT_USART_PAD2                   PINMUX_UNUSED
+#define BOOT_USART_PAD1                   PINMUX_PA22C_SERCOM3_PAD0
+#define BOOT_USART_PAD0                   PINMUX_PA23C_SERCOM3_PAD1
+#define BOOT_GCLK_ID_CORE                 SERCOM3_GCLK_ID_CORE
+#define BOOT_GCLK_ID_SLOW                 SERCOM3_GCLK_ID_SLOW
+
+#endif