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29 * Copyright 2011 Develer S.r.l. (http://www.develer.com/)
33 * \brief HSMCI driver functions.
35 * \author Daniele Basile <asterix@develer.com>
38 #ifndef DRV_HSMCI_SAM3_H
39 #define DRV_HSMCI_SAM3_H
41 #include <cfg/macros.h>
42 #include <cfg/debug.h>
46 #define HSMCI_CHECK_BUSY() \
49 } while (!(HSMCI_SR & BV(HSMCI_SR_NOTBUSY)))
52 #define HSMCI_INIT_SPEED 400000
53 #define HSMCI_HIGH_SPEED 2100000
55 #define HSMCI_HS_MODE BV(0)
61 INLINE void hsmci_enableIrq(void)
63 HSMCI_IER = BV(HSMCI_IER_RTOE);
66 INLINE void hsmci_disableIrq(void)
68 HSMCI_IDR = BV(HSMCI_IER_RTOE);
71 INLINE void hsmci_setBusWidth(size_t len)
79 HSMCI_SDCR = (sdcsel << HSMCI_SDCR_SDCBUS_SHIFT) & HSMCI_SDCR_SDCBUS_MASK;
82 void hsmci_readResp(uint32_t *resp, size_t len);
83 bool hsmci_sendCmd(uint8_t index, uint32_t argument, uint32_t reply_type);
85 void hsmci_read(uint32_t *buf, size_t word_num, size_t blk_size);
86 void hsmci_write(const uint32_t *buf, size_t word_num, size_t blk_size);
87 void hsmci_waitTransfer(void);
89 void hsmci_setSpeed(uint32_t data_rate, int flag);
94 void hsmci_init(Hsmci *hsmci);
96 #endif /* DRV_HSMCI_SAM3_H */