diff options
Diffstat (limited to 'drivers/memory/spiflash.h')
| -rw-r--r-- | drivers/memory/spiflash.h | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/drivers/memory/spiflash.h b/drivers/memory/spiflash.h index cd96b16f3..79ba5490b 100644 --- a/drivers/memory/spiflash.h +++ b/drivers/memory/spiflash.h @@ -3,7 +3,7 @@ * * The MIT License (MIT) * - * Copyright (c) 2016 Damien P. George + * Copyright (c) 2016-2018 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 @@ -26,14 +26,36 @@ #ifndef MICROPY_INCLUDED_DRIVERS_MEMORY_SPIFLASH_H #define MICROPY_INCLUDED_DRIVERS_MEMORY_SPIFLASH_H +#include "drivers/bus/qspi.h" #include "extmod/machine_spi.h" +enum { + MP_SPIFLASH_BUS_SPI, + MP_SPIFLASH_BUS_QSPI, +}; + +typedef struct _mp_spiflash_config_t { + uint32_t bus_kind; + union { + struct { + mp_hal_pin_obj_t cs; + void *data; + const mp_machine_spi_p_t *proto; + } u_spi; + struct { + void *data; + const mp_qspi_proto_t *proto; + } u_qspi; + } bus; +} mp_spiflash_config_t; + typedef struct _mp_spiflash_t { - mp_hal_pin_obj_t cs; - mp_obj_base_t *spi; // object must have protocol pointing to mp_machine_spi_p_t struct + const mp_spiflash_config_t *config; + volatile uint32_t flags; } mp_spiflash_t; void mp_spiflash_init(mp_spiflash_t *self); +void mp_spiflash_flush(mp_spiflash_t *self); void mp_spiflash_read(mp_spiflash_t *self, uint32_t addr, size_t len, uint8_t *dest); int mp_spiflash_write(mp_spiflash_t *self, uint32_t addr, size_t len, const uint8_t *src); |