circuitpython/ports/atmel-samd/tools/mksdiodata.py

#!/usr/bin/python3


def defines(name, function):
    print(f"mcu_pin_function_t {name} [] = {{")
    for instance in (0, 1):
        for port in "ABCD":
            for idx in range(32):
                pin = f"P{port}{idx:02d}"
                pinmux = f"PINMUX_{pin}I_SDHC{instance}_{function}"
                print(
                    f"""\
#if defined({pinmux}) && ! defined(IGNORE_PIN_{pin})
    {{&pin_{pin}, {instance}, PIN_{pin}, {pinmux} & 0xffff}},
#endif"""
                )
    print(f"{{NULL, 0, 0}}")
    print(f"}};")
    print()


print(
    """\
#include <stdint.h>
#include "py/obj.h"
#include "sam.h"
#include "samd/pins.h"
#include "mpconfigport.h"
#include "atmel_start_pins.h"
#include "hal/include/hal_gpio.h"
#include "common-hal/microcontroller/Pin.h"

"""
)

defines("sdio_ck", "SDCK")
defines("sdio_cmd", "SDCMD")
defines("sdio_dat0", "SDDAT0")
defines("sdio_dat1", "SDDAT1")
defines("sdio_dat2", "SDDAT2")
defines("sdio_dat3", "SDDAT3")