d7bd7f1f4b
Adds sdio support for the stm32f4 to allow for SD card flash updates without power cycling some boards, e.g. BTT Octopus Pro. Signed-off-by: H. Gregor Molter <gregor.molter@secretlab.de> Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
26 lines
1.1 KiB
C
26 lines
1.1 KiB
C
#ifndef __STM32_SDIO_H
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#define __STM32_SDIO_H
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#include <stdint.h> // uint32_t
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struct sdio_config {
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void *sdio;
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};
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struct sdio_config sdio_setup(uint32_t bus);
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void sdio_send_cmd(struct sdio_config sdio, uint8_t cmd, uint32_t argument
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, uint8_t wait);
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uint8_t sdio_send_command(struct sdio_config sdio_config, uint8_t cmd
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, uint32_t argument, uint8_t wait
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, uint8_t *response_data
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, uint8_t *response_data_len);
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uint8_t sdio_prepare_data_transfer(struct sdio_config sdio_config, uint8_t read
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, uint32_t numblocks, uint32_t blocksize
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, uint32_t timeout);
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uint8_t sdio_read_data(struct sdio_config sdio_config, uint8_t *data
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, uint32_t numblocks, uint32_t blocksize);
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uint8_t sdio_write_data(struct sdio_config sdio_config, uint8_t *data
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, uint32_t numblocks, uint32_t blocksize);
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void sdio_set_speed(struct sdio_config sdio_config, uint32_t speed);
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#endif // sdio.h
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