circuitpython/ports/samd/modsamd.c
robert-hh 69cb5e8f2a samd: Adapt existing samd.Flash and integrate with (Q)SPI flash in boot.
Checks are added to ensure, that only one of the flash drivers is selected.

Signed-off-by: robert-hh <robert@hammelrath.com>
2023-06-06 00:49:36 +10:00

92 lines
3.4 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2019 Damien P. George
*
* 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.
*/
#include "string.h"
#include "py/runtime.h"
#include "py/mphal.h"
#include "sam.h"
#include "pin_af.h"
#include "samd_soc.h"
#if MICROPY_HW_MCUFLASH
extern const mp_obj_type_t samd_flash_type;
#define SPIFLASH_TYPE samd_flash_type
#endif
#ifdef MICROPY_HW_QSPIFLASH
extern const mp_obj_type_t samd_qspiflash_type;
#define SPIFLASH_TYPE samd_qspiflash_type
#endif
#if MICROPY_HW_SPIFLASH
extern const mp_obj_type_t samd_spiflash_type;
#define SPIFLASH_TYPE samd_spiflash_type
#endif
STATIC mp_obj_t samd_pininfo(mp_obj_t pin_obj) {
const machine_pin_obj_t *pin_af = pin_find(pin_obj);
#if defined(MCU_SAMD21)
mp_obj_t tuple[7] = {
tuple[0] = MP_OBJ_NEW_QSTR(pin_af->name),
tuple[1] = mp_obj_new_int(pin_af->eic),
tuple[2] = mp_obj_new_int(pin_af->adc0),
tuple[3] = mp_obj_new_int(pin_af->sercom1),
tuple[4] = mp_obj_new_int(pin_af->sercom2),
tuple[5] = mp_obj_new_int(pin_af->tcc1),
tuple[6] = mp_obj_new_int(pin_af->tcc2),
};
return mp_obj_new_tuple(7, tuple);
#elif defined(MCU_SAMD51)
mp_obj_t tuple[9] = {
tuple[0] = MP_OBJ_NEW_QSTR(pin_af->name),
tuple[1] = mp_obj_new_int(pin_af->eic),
tuple[2] = mp_obj_new_int(pin_af->adc0),
tuple[3] = mp_obj_new_int(pin_af->adc1),
tuple[4] = mp_obj_new_int(pin_af->sercom1),
tuple[5] = mp_obj_new_int(pin_af->sercom2),
tuple[6] = mp_obj_new_int(pin_af->tc),
tuple[7] = mp_obj_new_int(pin_af->tcc1),
tuple[8] = mp_obj_new_int(pin_af->tcc2),
};
return mp_obj_new_tuple(9, tuple);
#endif
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(samd_pininfo_obj, samd_pininfo);
STATIC const mp_rom_map_elem_t samd_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_samd) },
{ MP_ROM_QSTR(MP_QSTR_Flash), MP_ROM_PTR(&SPIFLASH_TYPE) },
{ MP_ROM_QSTR(MP_QSTR_pininfo), MP_ROM_PTR(&samd_pininfo_obj) },
};
STATIC MP_DEFINE_CONST_DICT(samd_module_globals, samd_module_globals_table);
const mp_obj_module_t mp_module_samd = {
.base = { &mp_type_module },
.globals = (mp_obj_dict_t *)&samd_module_globals,
};
MP_REGISTER_MODULE(MP_QSTR_samd, mp_module_samd);