diff --git a/locale/circuitpython.pot b/locale/circuitpython.pot index 9a5a788b08..481d29f248 100644 --- a/locale/circuitpython.pot +++ b/locale/circuitpython.pot @@ -863,6 +863,10 @@ msgstr "" msgid "Internal error #%d" msgstr "" +#: shared-bindings/sdioio/SDCard.c +msgid "Invalid %q" +msgstr "" + #: ports/atmel-samd/common-hal/audiobusio/I2SOut.c #: ports/atmel-samd/common-hal/audiobusio/PDMIn.c msgid "Invalid %q pin" diff --git a/py/circuitpy_defns.mk b/py/circuitpy_defns.mk index f40f506c23..32d3640069 100644 --- a/py/circuitpy_defns.mk +++ b/py/circuitpy_defns.mk @@ -216,6 +216,9 @@ endif ifeq ($(CIRCUITPY_SDCARDIO),1) SRC_PATTERNS += sdcardio/% endif +ifeq ($(CIRCUITPY_SDIOIO),1) +SRC_PATTERNS += sdioio/% +endif ifeq ($(CIRCUITPY_STAGE),1) SRC_PATTERNS += _stage/% endif @@ -314,6 +317,8 @@ SRC_COMMON_HAL_ALL = \ rotaryio/__init__.c \ rtc/RTC.c \ rtc/__init__.c \ + sdioio/SDCard.c \ + sdioio/__init__.c \ supervisor/Runtime.c \ supervisor/__init__.c \ watchdog/WatchDogMode.c \ diff --git a/py/circuitpy_mpconfig.h b/py/circuitpy_mpconfig.h index 10f91167b7..d05a246fce 100644 --- a/py/circuitpy_mpconfig.h +++ b/py/circuitpy_mpconfig.h @@ -544,6 +544,13 @@ extern const struct _mp_obj_module_t sdcardio_module; #define SDCARDIO_MODULE #endif +#if CIRCUITPY_SDIOIO +extern const struct _mp_obj_module_t sdioio_module; +#define SDIOIO_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR_sdioio), (mp_obj_t)&sdioio_module }, +#else +#define SDIOIO_MODULE +#endif + #if CIRCUITPY_STAGE extern const struct _mp_obj_module_t stage_module; #define STAGE_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR__stage), (mp_obj_t)&stage_module }, @@ -717,6 +724,7 @@ extern const struct _mp_obj_module_t watchdog_module; RTC_MODULE \ SAMD_MODULE \ SDCARDIO_MODULE \ + SDIOIO_MODULE \ STAGE_MODULE \ STORAGE_MODULE \ STRUCT_MODULE \ diff --git a/py/circuitpy_mpconfig.mk b/py/circuitpy_mpconfig.mk index 0850c195a0..302368f74a 100644 --- a/py/circuitpy_mpconfig.mk +++ b/py/circuitpy_mpconfig.mk @@ -169,6 +169,9 @@ CFLAGS += -DCIRCUITPY_SAMD=$(CIRCUITPY_SAMD) CIRCUITPY_SDCARDIO ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_SDCARDIO=$(CIRCUITPY_SDCARDIO) +CIRCUITPY_SDIOIO ?= 0 +CFLAGS += -DCIRCUITPY_SDIOIO=$(CIRCUITPY_SDIOIO) + # Currently always off. CIRCUITPY_STAGE ?= 0 CFLAGS += -DCIRCUITPY_STAGE=$(CIRCUITPY_STAGE) diff --git a/shared-bindings/sdioio/SDCard.c b/shared-bindings/sdioio/SDCard.c new file mode 100644 index 0000000000..c6b1d280ba --- /dev/null +++ b/shared-bindings/sdioio/SDCard.c @@ -0,0 +1,310 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2016 Scott Shawcroft + * + * 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. + */ + +// This file contains all of the Python API definitions for the +// sdioio.SDCard class. + +#include + +#include "shared-bindings/microcontroller/Pin.h" +#include "shared-bindings/sdioio/SDCard.h" +#include "shared-bindings/util.h" + +#include "lib/utils/buffer_helper.h" +#include "lib/utils/context_manager_helpers.h" +#include "py/mperrno.h" +#include "py/objproperty.h" +#include "py/runtime.h" +#include "supervisor/shared/translate.h" + +//| class SDCard: +//| """SD Card Block Interface with SDIO +//| +//| Controls an SD card over SDIO. SDIO is a parallel protocol designed +//| for SD cards. It uses a clock pin, a command pin, and 1 or 4 +//| data pins. It can be operated at a high frequency such as +//| 25MHz. Usually an SDCard object is used with ``storage.VfsFat`` +//| to allow file I/O to an SD card.""" +//| +//| def __init__(*, clock: digitalio.DigitalInOut, command: digitalio.DigitalInOut, data: List[digitalio.DigitalInOut], frequency: int): +//| """Construct an SDIO SD Card object with the given properties +//| +//| :param ~microcontroller.Pin clock: the pin to use for the clock. +//| :param ~microcontroller.Pin command: the pin to use for the command. +//| :param data: A sequence of pins to use for data. +//| :param frequency: The frequency of the bus in Hz +//| +//| Example usage: +//| +//| .. code-block:: python +//| +//| import os +//| +//| import board +//| import sdioio +//| import storage +//| +//| sd = sdioio.SDCard( +//| clock=board.SDIO_CLOCK, +//| command=board.SDIO_COMMAND, +//| data=board.SDIO_DATA, +//| frequency=25000000) +//| vfs = storage.VfsFat(sd) +//| storage.mount(vfs, '/sd') +//| os.listdir('/sd')""" +//| ... +//| + +STATIC mp_obj_t sdioio_sdcard_make_new(const mp_obj_type_t *type, size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) { + sdioio_sdcard_obj_t *self = m_new_obj(sdioio_sdcard_obj_t); + self->base.type = &sdioio_SDCard_type; + enum { ARG_clock, ARG_command, ARG_data, ARG_frequency, NUM_ARGS }; + static const mp_arg_t allowed_args[] = { + { MP_QSTR_clock, MP_ARG_REQUIRED | MP_ARG_KW_ONLY | MP_ARG_OBJ }, + { MP_QSTR_command, MP_ARG_REQUIRED | MP_ARG_KW_ONLY | MP_ARG_OBJ }, + { MP_QSTR_data, MP_ARG_REQUIRED | MP_ARG_KW_ONLY | MP_ARG_OBJ }, + { MP_QSTR_frequency, MP_ARG_REQUIRED | MP_ARG_KW_ONLY | MP_ARG_INT }, + }; + MP_STATIC_ASSERT( MP_ARRAY_SIZE(allowed_args) == NUM_ARGS ); + mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)]; + + mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args); + + const mcu_pin_obj_t* clock = validate_obj_is_free_pin(args[ARG_clock].u_obj); + const mcu_pin_obj_t* command = validate_obj_is_free_pin(args[ARG_command].u_obj); + mcu_pin_obj_t *data_pins[4]; + uint8_t num_data; + validate_list_is_free_pins(MP_QSTR_data, data_pins, MP_ARRAY_SIZE(data_pins), args[ARG_data].u_obj, &num_data); + + common_hal_sdioio_sdcard_construct(self, clock, command, num_data, data_pins, args[ARG_frequency].u_int); + return MP_OBJ_FROM_PTR(self); +} + +STATIC void check_for_deinit(sdioio_sdcard_obj_t *self) { + if (common_hal_sdioio_sdcard_deinited(self)) { + raise_deinited_error(); + } +} + +//| def configure(*, frequency=0, width=0) -> None: +//| """Configures the SDIO bus. +//| +//| :param int frequency: the desired clock rate in Hertz. The actual clock rate may be higher or lower due to the granularity of available clock settings. Check the `frequency` attribute for the actual clock rate. +//| :param int width: the number of data lines to use. Must be 1 or 4 and must also not exceed the number of data lines at construction +//| +//| .. note:: Leaving a value unspecified or 0 means the current setting is kept""" +//| +STATIC mp_obj_t sdioio_sdcard_configure(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) { + enum { ARG_frequency, ARG_width, NUM_ARGS }; + static const mp_arg_t allowed_args[] = { + { MP_QSTR_frequency, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0} }, + { MP_QSTR_width, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0} }, + }; + sdioio_sdcard_obj_t *self = MP_OBJ_TO_PTR(pos_args[0]); + check_for_deinit(self); + mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)]; + MP_STATIC_ASSERT( MP_ARRAY_SIZE(allowed_args) == NUM_ARGS ); + mp_arg_parse_all(n_args - 1, pos_args + 1, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args); + + mp_int_t frequency = args[ARG_frequency].u_int; + if (frequency < 0) { + mp_raise_ValueError_varg(translate("Invalid %q"), MP_QSTR_baudrate); + } + + uint8_t width = args[ARG_width].u_int; + if (width != 0 && width != 1 && width != 4) { + mp_raise_ValueError_varg(translate("Invalid %q"), MP_QSTR_width); + } + + if (!common_hal_sdioio_sdcard_configure(self, frequency, width)) { + mp_raise_OSError(MP_EIO); + } + return mp_const_none; +} +MP_DEFINE_CONST_FUN_OBJ_KW(sdioio_sdcard_configure_obj, 1, sdioio_sdcard_configure); + +//| def count() -> int: +//| """Returns the total number of sectors +//| +//| Due to technical limitations, this is a function and not a property. +//| +//| :return: The number of 512-byte blocks, as a number""" +//| +STATIC mp_obj_t sdioio_sdcard_count(mp_obj_t self_in) { + sdioio_sdcard_obj_t *self = MP_OBJ_TO_PTR(self_in); + check_for_deinit(self); + return MP_OBJ_NEW_SMALL_INT(common_hal_sdioio_sdcard_get_count(self)); +} +MP_DEFINE_CONST_FUN_OBJ_1(sdioio_sdcard_count_obj, sdioio_sdcard_count); + +//| def readblocks(start_block: int, buf: bytearray) -> None: +//| +//| """Read one or more blocks from the card +//| +//| :param int start_block: The block to start reading from +//| :param bytearray buf: The buffer to write into. Length must be multiple of 512. +//| +//| :return: None""" +mp_obj_t sdioio_sdcard_readblocks(mp_obj_t self_in, mp_obj_t start_block_in, mp_obj_t buf_in) { + uint32_t start_block = mp_obj_get_int(start_block_in); + mp_buffer_info_t bufinfo; + mp_get_buffer_raise(buf_in, &bufinfo, MP_BUFFER_WRITE); + sdioio_sdcard_obj_t *self = (sdioio_sdcard_obj_t*)self_in; + int result = common_hal_sdioio_sdcard_readblocks(self, start_block, &bufinfo); + if (result < 0) { + mp_raise_OSError(-result); + } + return mp_const_none; +} + +MP_DEFINE_CONST_FUN_OBJ_3(sdioio_sdcard_readblocks_obj, sdioio_sdcard_readblocks); + +//| def writeblocks(start_block: int, buf: bytearray) -> None: +//| +//| """Write one or more blocks to the card +//| +//| :param int start_block: The block to start writing from +//| :param bytearray buf: The buffer to read from. Length must be multiple of 512. +//| +//| :return: None""" +//| +mp_obj_t sdioio_sdcard_writeblocks(mp_obj_t self_in, mp_obj_t start_block_in, mp_obj_t buf_in) { + uint32_t start_block = mp_obj_get_int(start_block_in); + mp_buffer_info_t bufinfo; + mp_get_buffer_raise(buf_in, &bufinfo, MP_BUFFER_WRITE); + sdioio_sdcard_obj_t *self = (sdioio_sdcard_obj_t*)self_in; + int result = common_hal_sdioio_sdcard_writeblocks(self, start_block, &bufinfo); + if (result < 0) { + mp_raise_OSError(-result); + } + return mp_const_none; +} + +MP_DEFINE_CONST_FUN_OBJ_3(sdioio_sdcard_writeblocks_obj, sdioio_sdcard_writeblocks); + +//| @property +//| def frequency(self) -> int: +//| """The actual SDIO bus frequency. This may not match the frequency +//| requested due to internal limitations.""" +//| ... +//| +STATIC mp_obj_t sdioio_sdcard_obj_get_frequency(mp_obj_t self_in) { + sdioio_sdcard_obj_t *self = MP_OBJ_TO_PTR(self_in); + check_for_deinit(self); + return MP_OBJ_NEW_SMALL_INT(common_hal_sdioio_sdcard_get_frequency(self)); +} +MP_DEFINE_CONST_FUN_OBJ_1(sdioio_sdcard_get_frequency_obj, sdioio_sdcard_obj_get_frequency); + +const mp_obj_property_t sdioio_sdcard_frequency_obj = { + .base.type = &mp_type_property, + .proxy = {(mp_obj_t)&sdioio_sdcard_get_frequency_obj, + (mp_obj_t)&mp_const_none_obj, + (mp_obj_t)&mp_const_none_obj}, +}; + +//| @property +//| def width(self) -> int: +//| """The actual SDIO bus width, in bits""" +//| ... +//| +STATIC mp_obj_t sdioio_sdcard_obj_get_width(mp_obj_t self_in) { + sdioio_sdcard_obj_t *self = MP_OBJ_TO_PTR(self_in); + check_for_deinit(self); + return MP_OBJ_NEW_SMALL_INT(common_hal_sdioio_sdcard_get_width(self)); +} +MP_DEFINE_CONST_FUN_OBJ_1(sdioio_sdcard_get_width_obj, sdioio_sdcard_obj_get_width); + +const mp_obj_property_t sdioio_sdcard_width_obj = { + .base.type = &mp_type_property, + .proxy = {(mp_obj_t)&sdioio_sdcard_get_width_obj, + (mp_obj_t)&mp_const_none_obj, + (mp_obj_t)&mp_const_none_obj}, +}; + +//| def deinit() -> None: +//| """Disable permanently. +//| +//| :return: None""" +STATIC mp_obj_t sdioio_sdcard_obj_deinit(mp_obj_t self_in) { + sdioio_sdcard_obj_t *self = MP_OBJ_TO_PTR(self_in); + common_hal_sdioio_sdcard_deinit(self); + return mp_const_none; +} +MP_DEFINE_CONST_FUN_OBJ_1(sdioio_sdcard_deinit_obj, sdioio_sdcard_obj_deinit); + +//| def __enter__(self, ) -> Any: +//| """No-op used by Context Managers. +//| Provided by context manager helper.""" +//| ... +//| + +//| def __exit__(self, ) -> Any: +//| """Automatically deinitializes the hardware when exiting a context. See +//| :ref:`lifetime-and-contextmanagers` for more info.""" +//| ... +//| +STATIC mp_obj_t sdioio_sdcard_obj___exit__(size_t n_args, const mp_obj_t *args) { + (void)n_args; + common_hal_sdioio_sdcard_deinit(args[0]); + return mp_const_none; +} +STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(sdioio_sdcard_obj___exit___obj, 4, 4, sdioio_sdcard_obj___exit__); + +STATIC const mp_rom_map_elem_t sdioio_sdcard_locals_dict_table[] = { + { MP_ROM_QSTR(MP_QSTR_deinit), MP_ROM_PTR(&sdioio_sdcard_deinit_obj) }, + { MP_ROM_QSTR(MP_QSTR___enter__), MP_ROM_PTR(&default___enter___obj) }, + { MP_ROM_QSTR(MP_QSTR___exit__), MP_ROM_PTR(&sdioio_sdcard_obj___exit___obj) }, + + { MP_ROM_QSTR(MP_QSTR_configure), MP_ROM_PTR(&sdioio_sdcard_configure_obj) }, + { MP_ROM_QSTR(MP_QSTR_frequency), MP_ROM_PTR(&sdioio_sdcard_frequency_obj) }, + { MP_ROM_QSTR(MP_QSTR_width), MP_ROM_PTR(&sdioio_sdcard_width_obj) }, + + { MP_ROM_QSTR(MP_QSTR_count), MP_ROM_PTR(&sdioio_sdcard_count_obj) }, + { MP_ROM_QSTR(MP_QSTR_readblocks), MP_ROM_PTR(&sdioio_sdcard_readblocks_obj) }, + { MP_ROM_QSTR(MP_QSTR_writeblocks), MP_ROM_PTR(&sdioio_sdcard_writeblocks_obj) }, + +// Methods in STM HAL: +// InitCard +// ReadBlocks +// WriteBlocks +// Erase +// GetCardState +// GetCardCID +// GetCardCSD +// GetCardInfo +// GetState +// GetError +// Abort + +}; +STATIC MP_DEFINE_CONST_DICT(sdioio_sdcard_locals_dict, sdioio_sdcard_locals_dict_table); + +const mp_obj_type_t sdioio_SDCard_type = { + { &mp_type_type }, + .name = MP_QSTR_SDCard, + .make_new = sdioio_sdcard_make_new, + .locals_dict = (mp_obj_dict_t*)&sdioio_sdcard_locals_dict, +}; diff --git a/shared-bindings/sdioio/SDCard.h b/shared-bindings/sdioio/SDCard.h new file mode 100644 index 0000000000..7f62ee7a65 --- /dev/null +++ b/shared-bindings/sdioio/SDCard.h @@ -0,0 +1,66 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2016 Scott Shawcroft + * + * 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. + */ + +#ifndef MICROPY_INCLUDED_SHARED_BINDINGS_BUSIO_SDIO_H +#define MICROPY_INCLUDED_SHARED_BINDINGS_BUSIO_SDIO_H + +#include "py/obj.h" + +#include "common-hal/microcontroller/Pin.h" +#include "common-hal/sdioio/SDCard.h" + +// Type object used in Python. Should be shared between ports. +extern const mp_obj_type_t sdioio_SDCard_type; + +// Construct an underlying SDIO object. +extern void common_hal_sdioio_sdcard_construct(sdioio_sdcard_obj_t *self, + const mcu_pin_obj_t * clock, const mcu_pin_obj_t * command, + uint8_t num_data, mcu_pin_obj_t ** data, uint32_t frequency); + +extern void common_hal_sdioio_sdcard_deinit(sdioio_sdcard_obj_t *self); +extern bool common_hal_sdioio_sdcard_deinited(sdioio_sdcard_obj_t *self); + +extern bool common_hal_sdioio_sdcard_configure(sdioio_sdcard_obj_t *self, uint32_t baudrate, uint8_t width); + +extern void common_hal_sdioio_sdcard_unlock(sdioio_sdcard_obj_t *self); + +// Return actual SDIO bus frequency. +uint32_t common_hal_sdioio_sdcard_get_frequency(sdioio_sdcard_obj_t* self); + +// Return SDIO bus width. +uint8_t common_hal_sdioio_sdcard_get_width(sdioio_sdcard_obj_t* self); + +// Return number of device blocks +uint32_t common_hal_sdioio_sdcard_get_count(sdioio_sdcard_obj_t* self); + +// Read or write blocks +int common_hal_sdioio_sdcard_readblocks(sdioio_sdcard_obj_t* self, uint32_t start_block, mp_buffer_info_t *bufinfo); +int common_hal_sdioio_sdcard_writeblocks(sdioio_sdcard_obj_t* self, uint32_t start_block, mp_buffer_info_t *bufinfo); + +// This is used by the supervisor to claim SDIO devices indefinitely. +extern void common_hal_sdioio_sdcard_never_reset(sdioio_sdcard_obj_t *self); + +#endif // MICROPY_INCLUDED_SHARED_BINDINGS_BUSIO_SDIO_H diff --git a/shared-bindings/sdioio/__init__.c b/shared-bindings/sdioio/__init__.c new file mode 100644 index 0000000000..b88e5c3a96 --- /dev/null +++ b/shared-bindings/sdioio/__init__.c @@ -0,0 +1,47 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2020 Jeff Epler for Adafruit Industries + * + * 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 + +#include "py/obj.h" +#include "py/runtime.h" + +#include "shared-bindings/sdioio/SDCard.h" + +//| """Interface to an SD card via the SDIO bus""" + +STATIC const mp_rom_map_elem_t sdioio_module_globals_table[] = { + { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_sdio) }, + { MP_ROM_QSTR(MP_QSTR_SDCard), MP_ROM_PTR(&sdioio_SDCard_type) }, +}; + +STATIC MP_DEFINE_CONST_DICT(sdioio_module_globals, sdioio_module_globals_table); + +const mp_obj_module_t sdioio_module = { + .base = { &mp_type_module }, + .globals = (mp_obj_dict_t*)&sdioio_module_globals, +}; diff --git a/shared-bindings/sdioio/__init__.h b/shared-bindings/sdioio/__init__.h new file mode 100644 index 0000000000..e69de29bb2