circuitpython/ports/atmel-samd/boards/ugame/mpconfigboard.h

#define MICROPY_HW_BOARD_NAME "uGame"
#define MICROPY_HW_MCU_NAME "samd21e18"

// Salae reads 12mhz which is the limit even though we set it to the
// safer 8mhz.
#define SPI_FLASH_BAUDRATE (8000000)

#define SPI_FLASH_MOSI_PIN          PIN_PA16
#define SPI_FLASH_MISO_PIN          PIN_PA19
#define SPI_FLASH_SCK_PIN           PIN_PA17
#define SPI_FLASH_CS_PIN            PIN_PA11
#define SPI_FLASH_MOSI_PIN_FUNCTION PINMUX_PA16D_SERCOM3_PAD0
#define SPI_FLASH_MISO_PIN_FUNCTION PINMUX_PA19D_SERCOM3_PAD3
#define SPI_FLASH_SCK_PIN_FUNCTION  PINMUX_PA17D_SERCOM3_PAD1
#define SPI_FLASH_SERCOM            SERCOM3
#define SPI_FLASH_SERCOM_INDEX      3
#define SPI_FLASH_MOSI_PAD          0
#define SPI_FLASH_MISO_PAD          3
#define SPI_FLASH_SCK_PAD           1
// <o> Transmit Data Pinout
// <0x0=>PAD[0,1]_DO_SCK
// <0x1=>PAD[2,3]_DO_SCK
// <0x2=>PAD[3,1]_DO_SCK
// <0x3=>PAD[0,3]_DO_SCK
#define SPI_FLASH_DOPO              0
#define SPI_FLASH_DIPO              3   // same as MISO pad

// These are pins not to reset.
#define MICROPY_PORT_A        (PORT_PA11 | PORT_PA16 |\
                               PORT_PA17 | PORT_PA18 | PORT_PA19 | PORT_PA24 |\
                               PORT_PA25)
#define MICROPY_PORT_B        (0)
#define MICROPY_PORT_C        (0)

#define CALIBRATE_CRYSTALLESS 1

#include "spi_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 256
#define CIRCUITPY_INTERNAL_NVM_SIZE 0
#define BOARD_FLASH_SIZE (0x00040000 - 0x2000 - CIRCUITPY_INTERNAL_NVM_SIZE)

//#include "flash_W25Q32BV.h"
#include "flash_S25FL216K.h"