1 files changed, 38 insertions, 0 deletions
diff --git a/atmel-samd/boards/metro_m4_express/mpconfigboard.h b/atmel-samd/boards/metro_m4_express/mpconfigboard.h
new file mode 100644
index 000000000..4ce6fe9e4
--- /dev/null
+++ b/atmel-samd/boards/metro_m4_express/mpconfigboard.h
@@ -0,0 +1,38 @@
+#define MICROPY_HW_BOARD_NAME "Metro M4 Express"
+#define MICROPY_HW_MCU_NAME "samd51j20"
+
+#define CIRCUITPY_MCU_FAMILY samd51
+
+#define MICROPY_HW_LED_TX   PIN_PA27
+#define MICROPY_HW_LED_RX   PIN_PB06
+
+// #define MICROPY_HW_NEOPIXEL (&pin_PB17)
+
+#define SPI_FLASH_BAUDRATE  (1000000)
+
+// Rev F
+#define SPI_FLASH_MUX_SETTING SPI_SIGNAL_MUX_SETTING_F
+#define SPI_FLASH_PAD0_PINMUX PINMUX_PB08 // MOSI
+// Use default pinmux for the chip select since we manage it ourselves.
+#define SPI_FLASH_PAD1_PINMUX PINMUX_PB09 // SCK
+#define SPI_FLASH_PAD2_PINMUX PINMUX_DEFAULT // CS
+#define SPI_FLASH_PAD3_PINMUX PINMUX_PB11 // MISO
+#define SPI_FLASH_CS          PIN_PB10
+#define SPI_FLASH_SERCOM      SERCOM5
+
+#define MICROPY_PORT_A        (PORT_PA27)
+#define MICROPY_PORT_B        (PORT_PB06 | PORT_PB08 | PORT_PB09 | PORT_PB11 | PORT_PB17)
+#define MICROPY_PORT_C        (0)
+#define MICROPY_PORT_D        (0)
+
+#define CONF_USB_COMPOSITE_CDC_ACM_EN 1
+
+#define AUTORESET_DELAY_MS 500
+
+#include "internal_flash.h"
+
+// If you change this, then make sure to update the linker scripts as well to
+// make sure you don't overwrite code.
+#define CIRCUITPY_INTERNAL_NVM_SIZE 0
+
+#define BOARD_FLASH_SIZE (FLASH_SIZE - 0x4000)