diff options
Diffstat (limited to 'src/drivers/ao_sdcard.c')
| -rw-r--r-- | src/drivers/ao_sdcard.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/src/drivers/ao_sdcard.c b/src/drivers/ao_sdcard.c index 6073677a..59ac9400 100644 --- a/src/drivers/ao_sdcard.c +++ b/src/drivers/ao_sdcard.c @@ -18,9 +18,11 @@ #include "ao.h" #include "ao_sdcard.h" -#define ao_sdcard_get_slow() ao_spi_get(AO_SDCARD_SPI_BUS, AO_SPI_SPEED_250kHz) -#define ao_sdcard_get() ao_spi_get(AO_SDCARD_SPI_BUS, AO_SPI_SPEED_FAST) -#define ao_sdcard_put() ao_spi_put(AO_SDCARD_SPI_BUS) +extern uint8_t ao_radio_mutex; + +#define ao_sdcard_get_slow() do { ao_mutex_get(&ao_radio_mutex); ao_spi_get(AO_SDCARD_SPI_BUS, AO_SPI_SPEED_250kHz); } while (0) +#define ao_sdcard_get() do { ao_mutex_get(&ao_radio_mutex); ao_spi_get(AO_SDCARD_SPI_BUS, AO_SPI_SPEED_FAST); } while (0) +#define ao_sdcard_put() do { ao_spi_put(AO_SDCARD_SPI_BUS); ao_mutex_put(&ao_radio_mutex); } while (0) #define ao_sdcard_send_fixed(d,l) ao_spi_send_fixed((d), (l), AO_SDCARD_SPI_BUS) #define ao_sdcard_send(d,l) ao_spi_send((d), (l), AO_SDCARD_SPI_BUS) #define ao_sdcard_recv(d,l) ao_spi_recv((d), (l), AO_SDCARD_SPI_BUS) @@ -686,6 +688,9 @@ static const struct ao_cmds ao_sdcard_cmds[] = { void ao_sdcard_init(void) { + stm_pupdr_set(AO_SDCARD_SPI_PORT, AO_SDCARD_SPI_SCK_PIN, STM_PUPDR_PULL_UP); + stm_pupdr_set(AO_SDCARD_SPI_PORT, AO_SDCARD_SPI_MISO_PIN, STM_PUPDR_PULL_UP); + stm_pupdr_set(AO_SDCARD_SPI_PORT, AO_SDCARD_SPI_MOSI_PIN, STM_PUPDR_PULL_UP); ao_spi_init_cs(AO_SDCARD_SPI_CS_PORT, (1 << AO_SDCARD_SPI_CS_PIN)); #if SDCARD_DEBUG ao_cmd_register(&ao_sdcard_cmds[0]); |