diff options
Diffstat (limited to 'bitbang_spi.c')
| -rw-r--r-- | bitbang_spi.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/bitbang_spi.c b/bitbang_spi.c index d63c769..3c718af 100644 --- a/bitbang_spi.c +++ b/bitbang_spi.c @@ -64,6 +64,19 @@ static void bitbang_spi_release_bus(void) bitbang_spi_master->release_bus(); } +static int bitbang_spi_send_command(unsigned int writecnt, unsigned int readcnt, + const unsigned char *writearr, unsigned char *readarr); + +static const struct spi_programmer spi_programmer_bitbang = { + .type = SPI_CONTROLLER_BITBANG, + .max_data_read = MAX_DATA_READ_UNLIMITED, + .max_data_write = MAX_DATA_WRITE_UNLIMITED, + .command = bitbang_spi_send_command, + .multicommand = default_spi_send_multicommand, + .read = default_spi_read, + .write_256 = default_spi_write_256, +}; + int bitbang_spi_init(const struct bitbang_spi_master *master, int halfperiod) { /* BITBANG_SPI_INVALID is 0, so if someone forgot to initialize ->type, @@ -85,6 +98,8 @@ int bitbang_spi_init(const struct bitbang_spi_master *master, int halfperiod) bitbang_spi_master = master; bitbang_spi_half_period = halfperiod; + register_spi_programmer(&spi_programmer_bitbang); + /* FIXME: Run bitbang_spi_request_bus here or in programmer init? */ bitbang_spi_set_cs(1); bitbang_spi_set_sck(0); @@ -127,7 +142,7 @@ static uint8_t bitbang_spi_readwrite_byte(uint8_t val) return ret; } -int bitbang_spi_send_command(unsigned int writecnt, unsigned int readcnt, +static int bitbang_spi_send_command(unsigned int writecnt, unsigned int readcnt, const unsigned char *writearr, unsigned char *readarr) { int i; |
