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| author | H. Gregor Molter <gregor.molter@secretlab.de> | 2023-02-20 19:52:36 -0500 |
|---|---|---|
| committer | Kevin O'Connor <kevin@koconnor.net> | 2023-02-20 19:55:25 -0500 |
| commit | d7bd7f1f4ba6cecd19daa566fdc1864561269ae1 (patch) | |
| tree | d57d02e2dd5fb12359b2ba95080241483f02fbb0 /src/stm32/sdio.h | |
| parent | 848a78d1a548cfe28af20d5d0ab021558368cfae (diff) | |
| download | kutter-d7bd7f1f4ba6cecd19daa566fdc1864561269ae1.tar.gz kutter-d7bd7f1f4ba6cecd19daa566fdc1864561269ae1.tar.xz kutter-d7bd7f1f4ba6cecd19daa566fdc1864561269ae1.zip | |
stm32: Add sdio support
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>
Diffstat (limited to 'src/stm32/sdio.h')
| -rw-r--r-- | src/stm32/sdio.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/stm32/sdio.h b/src/stm32/sdio.h new file mode 100644 index 00000000..eaf6596f --- /dev/null +++ b/src/stm32/sdio.h @@ -0,0 +1,25 @@ +#ifndef __STM32_SDIO_H +#define __STM32_SDIO_H + +#include <stdint.h> // uint32_t + +struct sdio_config { + void *sdio; +}; +struct sdio_config sdio_setup(uint32_t bus); +void sdio_send_cmd(struct sdio_config sdio, uint8_t cmd, uint32_t argument + , uint8_t wait); +uint8_t sdio_send_command(struct sdio_config sdio_config, uint8_t cmd + , uint32_t argument, uint8_t wait + , uint8_t *response_data + , uint8_t *response_data_len); +uint8_t sdio_prepare_data_transfer(struct sdio_config sdio_config, uint8_t read + , uint32_t numblocks, uint32_t blocksize + , uint32_t timeout); +uint8_t sdio_read_data(struct sdio_config sdio_config, uint8_t *data + , uint32_t numblocks, uint32_t blocksize); +uint8_t sdio_write_data(struct sdio_config sdio_config, uint8_t *data + , uint32_t numblocks, uint32_t blocksize); +void sdio_set_speed(struct sdio_config sdio_config, uint32_t speed); + +#endif // sdio.h |