diff options
Diffstat (limited to 'src/stm/ao_spi_stm.c')
| -rw-r--r-- | src/stm/ao_spi_stm.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/src/stm/ao_spi_stm.c b/src/stm/ao_spi_stm.c index 26227086..547de9e5 100644 --- a/src/stm/ao_spi_stm.c +++ b/src/stm/ao_spi_stm.c @@ -24,7 +24,6 @@ struct ao_spi_stm_info { }; uint8_t ao_spi_mutex[STM_NUM_SPI]; -uint16_t ao_spi_speed[STM_NUM_SPI]; static const struct ao_spi_stm_info ao_spi_stm_info[STM_NUM_SPI] = { { @@ -268,7 +267,7 @@ ao_spi_duplex(void *out, void *in, uint16_t len, uint8_t spi_index) } void -ao_spi_get(uint8_t spi_index) +ao_spi_get(uint8_t spi_index, uint32_t speed) { struct stm_spi *stm_spi = ao_spi_stm_info[spi_index].stm_spi; @@ -283,7 +282,7 @@ ao_spi_get(uint8_t spi_index) (1 << STM_SPI_CR1_SSI) | /* ... */ (0 << STM_SPI_CR1_LSBFIRST) | /* Big endian */ (1 << STM_SPI_CR1_SPE) | /* Enable SPI unit */ - (ao_spi_speed[spi_index] << STM_SPI_CR1_BR) | /* baud rate to pclk/4 */ + (speed << STM_SPI_CR1_BR) | /* baud rate to pclk/4 */ (1 << STM_SPI_CR1_MSTR) | (0 << STM_SPI_CR1_CPOL) | /* Format 0 */ (0 << STM_SPI_CR1_CPHA)); @@ -311,7 +310,6 @@ ao_spi_channel_init(uint8_t spi_index) (0 << STM_SPI_CR2_SSOE) | (0 << STM_SPI_CR2_TXDMAEN) | (0 << STM_SPI_CR2_RXDMAEN)); - ao_spi_speed[spi_index] = AO_SPI_SPEED_FAST; } void |