diff options
Diffstat (limited to 'firmware/targets/f7/furi-hal/furi-hal-spi-config.c')
| -rw-r--r-- | firmware/targets/f7/furi-hal/furi-hal-spi-config.c | 209 |
1 files changed, 180 insertions, 29 deletions
diff --git a/firmware/targets/f7/furi-hal/furi-hal-spi-config.c b/firmware/targets/f7/furi-hal/furi-hal-spi-config.c index 315d82a2..63253c90 100644 --- a/firmware/targets/f7/furi-hal/furi-hal-spi-config.c +++ b/firmware/targets/f7/furi-hal/furi-hal-spi-config.c @@ -1,10 +1,9 @@ #include <furi-hal-spi-config.h> #include <furi-hal-resources.h> -#define SPI_R SPI1 -#define SPI_D SPI2 +/* SPI Presets */ -const LL_SPI_InitTypeDef furi_hal_spi_config_nfc = { +const LL_SPI_InitTypeDef furi_hal_spi_preset_2edge_low_8m = { .Mode = LL_SPI_MODE_MASTER, .TransferDirection = LL_SPI_FULL_DUPLEX, .DataWidth = LL_SPI_DATAWIDTH_8BIT, @@ -17,7 +16,7 @@ const LL_SPI_InitTypeDef furi_hal_spi_config_nfc = { .CRCPoly = 7, }; -const LL_SPI_InitTypeDef furi_hal_spi_config_subghz = { +const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_8m = { .Mode = LL_SPI_MODE_MASTER, .TransferDirection = LL_SPI_FULL_DUPLEX, .DataWidth = LL_SPI_DATAWIDTH_8BIT, @@ -30,7 +29,7 @@ const LL_SPI_InitTypeDef furi_hal_spi_config_subghz = { .CRCPoly = 7, }; -const LL_SPI_InitTypeDef furi_hal_spi_config_display = { +const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_4m = { .Mode = LL_SPI_MODE_MASTER, .TransferDirection = LL_SPI_FULL_DUPLEX, .DataWidth = LL_SPI_DATAWIDTH_8BIT, @@ -43,10 +42,7 @@ const LL_SPI_InitTypeDef furi_hal_spi_config_display = { .CRCPoly = 7, }; -/** - * SD Card in fast mode (after init) - */ -const LL_SPI_InitTypeDef furi_hal_spi_config_sd_fast = { +const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_16m = { .Mode = LL_SPI_MODE_MASTER, .TransferDirection = LL_SPI_FULL_DUPLEX, .DataWidth = LL_SPI_DATAWIDTH_8BIT, @@ -59,10 +55,7 @@ const LL_SPI_InitTypeDef furi_hal_spi_config_sd_fast = { .CRCPoly = 7, }; -/** - * SD Card in slow mode (before init) - */ -const LL_SPI_InitTypeDef furi_hal_spi_config_sd_slow = { +const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_2m = { .Mode = LL_SPI_MODE_MASTER, .TransferDirection = LL_SPI_FULL_DUPLEX, .DataWidth = LL_SPI_DATAWIDTH_8BIT, @@ -75,29 +68,187 @@ const LL_SPI_InitTypeDef furi_hal_spi_config_sd_slow = { .CRCPoly = 7, }; -osMutexId_t spi_mutex_d = NULL; -osMutexId_t spi_mutex_r = NULL; +/* SPI Buses */ -const FuriHalSpiBus spi_r = { - .spi=SPI_R, - .mutex=&spi_mutex_r, +osMutexId_t furi_hal_spi_bus_r_mutex = NULL; + +static void furi_hal_spi_bus_r_event_callback(FuriHalSpiBus* bus, FuriHalSpiBusEvent event) { + if (event == FuriHalSpiBusEventInit) { + furi_hal_spi_bus_r_mutex = osMutexNew(NULL); + LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_SPI1); + LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_SPI1); + bus->current_handle = NULL; + } else if (event == FuriHalSpiBusEventDeinit) { + furi_check(osMutexDelete(furi_hal_spi_bus_r_mutex)); + } else if (event == FuriHalSpiBusEventLock) { + furi_check(osMutexAcquire(furi_hal_spi_bus_r_mutex, osWaitForever) == osOK); + } else if (event == FuriHalSpiBusEventUnlock) { + furi_check(osMutexRelease(furi_hal_spi_bus_r_mutex) == osOK); + } else if (event == FuriHalSpiBusEventActivate) { + LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_SPI1); + } else if (event == FuriHalSpiBusEventDeactivate) { + LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_SPI1); + } +} + +FuriHalSpiBus furi_hal_spi_bus_r = { + .spi=SPI1, + .callback = furi_hal_spi_bus_r_event_callback, +}; + +osMutexId_t furi_hal_spi_bus_d_mutex = NULL; + +static void furi_hal_spi_bus_d_event_callback(FuriHalSpiBus* bus, FuriHalSpiBusEvent event) { + if (event == FuriHalSpiBusEventInit) { + furi_hal_spi_bus_d_mutex = osMutexNew(NULL); + LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_SPI2); + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_SPI2); + bus->current_handle = NULL; + } else if (event == FuriHalSpiBusEventDeinit) { + furi_check(osMutexDelete(furi_hal_spi_bus_d_mutex)); + } else if (event == FuriHalSpiBusEventLock) { + furi_check(osMutexAcquire(furi_hal_spi_bus_d_mutex, osWaitForever) == osOK); + } else if (event == FuriHalSpiBusEventUnlock) { + furi_check(osMutexRelease(furi_hal_spi_bus_d_mutex) == osOK); + } else if (event == FuriHalSpiBusEventActivate) { + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_SPI2); + } else if (event == FuriHalSpiBusEventDeactivate) { + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_SPI2); + } +} + +FuriHalSpiBus furi_hal_spi_bus_d = { + .spi=SPI2, + .callback = furi_hal_spi_bus_d_event_callback, +}; + +/* SPI Bus Handles */ + +inline static void furi_hal_spi_bus_r_handle_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event, const LL_SPI_InitTypeDef* preset) { + if (event == FuriHalSpiBusHandleEventInit) { + hal_gpio_write(handle->cs, true); + hal_gpio_init(handle->cs, GpioModeOutputPushPull, GpioPullNo, GpioSpeedVeryHigh); + } else if (event == FuriHalSpiBusHandleEventDeinit) { + hal_gpio_write(handle->cs, true); + hal_gpio_init(handle->cs, GpioModeAnalog, GpioPullNo, GpioSpeedLow); + } else if (event == FuriHalSpiBusHandleEventActivate) { + LL_SPI_Init(handle->bus->spi, (LL_SPI_InitTypeDef*)preset); + LL_SPI_SetRxFIFOThreshold(handle->bus->spi, LL_SPI_RX_FIFO_TH_QUARTER); + LL_SPI_Enable(handle->bus->spi); + + hal_gpio_init_ex(handle->miso, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI1); + hal_gpio_init_ex(handle->mosi, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI1); + hal_gpio_init_ex(handle->sck, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI1); + + hal_gpio_write(handle->cs, false); + } else if (event == FuriHalSpiBusHandleEventDeactivate) { + hal_gpio_write(handle->cs, true); + + hal_gpio_init(handle->miso, GpioModeAnalog, GpioPullNo, GpioSpeedLow); + hal_gpio_init(handle->mosi, GpioModeAnalog, GpioPullNo, GpioSpeedLow); + hal_gpio_init(handle->sck, GpioModeAnalog, GpioPullNo, GpioSpeedLow); + + LL_SPI_Disable(handle->bus->spi); + } +} + +static void furi_hal_spi_bus_handle_subghz_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) { + furi_hal_spi_bus_r_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_8m); +} + +FuriHalSpiBusHandle furi_hal_spi_bus_handle_subghz = { + .bus=&furi_hal_spi_bus_r, + .callback=furi_hal_spi_bus_handle_subghz_event_callback, .miso=&gpio_spi_r_miso, .mosi=&gpio_spi_r_mosi, - .clk=&gpio_spi_r_sck, + .sck=&gpio_spi_r_sck, + .cs=&gpio_subghz_cs, }; -const FuriHalSpiBus spi_d = { - .spi=SPI_D, - .mutex=&spi_mutex_d, +static void furi_hal_spi_bus_handle_nfc_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) { + furi_hal_spi_bus_r_handle_event_callback(handle, event, &furi_hal_spi_preset_2edge_low_8m); +} + +FuriHalSpiBusHandle furi_hal_spi_bus_handle_nfc = { + .bus=&furi_hal_spi_bus_r, + .callback=furi_hal_spi_bus_handle_nfc_event_callback, + .miso=&gpio_spi_r_miso, + .mosi=&gpio_spi_r_mosi, + .sck=&gpio_spi_r_sck, + .cs=&gpio_nfc_cs, +}; + +static void furi_hal_spi_bus_handle_external_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) { + furi_hal_spi_bus_r_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_2m); +} + +FuriHalSpiBusHandle furi_hal_spi_bus_handle_external = { + .bus=&furi_hal_spi_bus_r, + .callback=furi_hal_spi_bus_handle_external_event_callback, + .miso=&gpio_ext_pa6, + .mosi=&gpio_ext_pa7, + .sck=&gpio_ext_pb3, + .cs=&gpio_ext_pa4, +}; + +inline static void furi_hal_spi_bus_d_handle_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event, const LL_SPI_InitTypeDef* preset) { + if (event == FuriHalSpiBusHandleEventInit) { + hal_gpio_write(handle->cs, true); + hal_gpio_init(handle->cs, GpioModeOutputPushPull, GpioPullUp, GpioSpeedVeryHigh); + + hal_gpio_init_ex(handle->miso, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI2); + hal_gpio_init_ex(handle->mosi, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI2); + hal_gpio_init_ex(handle->sck, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI2); + + } else if (event == FuriHalSpiBusHandleEventDeinit) { + hal_gpio_write(handle->cs, true); + hal_gpio_init(handle->cs, GpioModeAnalog, GpioPullUp, GpioSpeedLow); + } else if (event == FuriHalSpiBusHandleEventActivate) { + LL_SPI_Init(handle->bus->spi, (LL_SPI_InitTypeDef*)preset); + LL_SPI_SetRxFIFOThreshold(handle->bus->spi, LL_SPI_RX_FIFO_TH_QUARTER); + LL_SPI_Enable(handle->bus->spi); + hal_gpio_write(handle->cs, false); + } else if (event == FuriHalSpiBusHandleEventDeactivate) { + hal_gpio_write(handle->cs, true); + LL_SPI_Disable(handle->bus->spi); + } +} + +static void furi_hal_spi_bus_handle_display_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) { + furi_hal_spi_bus_d_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_4m); +} + +FuriHalSpiBusHandle furi_hal_spi_bus_handle_display = { + .bus=&furi_hal_spi_bus_d, + .callback=furi_hal_spi_bus_handle_display_event_callback, .miso=&gpio_spi_d_miso, .mosi=&gpio_spi_d_mosi, - .clk=&gpio_spi_d_sck, + .sck=&gpio_spi_d_sck, + .cs=&gpio_display_cs, }; -const FuriHalSpiDevice furi_hal_spi_devices[FuriHalSpiDeviceIdMax] = { - { .bus=&spi_r, .config=&furi_hal_spi_config_subghz, .chip_select=&gpio_subghz_cs, }, - { .bus=&spi_d, .config=&furi_hal_spi_config_display, .chip_select=&gpio_display_cs, }, - { .bus=&spi_d, .config=&furi_hal_spi_config_sd_fast, .chip_select=&gpio_sdcard_cs, }, - { .bus=&spi_d, .config=&furi_hal_spi_config_sd_slow, .chip_select=&gpio_sdcard_cs, }, - { .bus=&spi_r, .config=&furi_hal_spi_config_nfc, .chip_select=&gpio_nfc_cs }, +static void furi_hal_spi_bus_handle_sd_fast_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) { + furi_hal_spi_bus_d_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_16m); +} + +FuriHalSpiBusHandle furi_hal_spi_bus_handle_sd_fast = { + .bus=&furi_hal_spi_bus_d, + .callback=furi_hal_spi_bus_handle_sd_fast_event_callback, + .miso=&gpio_spi_d_miso, + .mosi=&gpio_spi_d_mosi, + .sck=&gpio_spi_d_sck, + .cs=&gpio_sdcard_cs, +}; + +static void furi_hal_spi_bus_handle_sd_slow_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) { + furi_hal_spi_bus_d_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_2m); +} + +FuriHalSpiBusHandle furi_hal_spi_bus_handle_sd_slow = { + .bus=&furi_hal_spi_bus_d, + .callback=furi_hal_spi_bus_handle_sd_slow_event_callback, + .miso=&gpio_spi_d_miso, + .mosi=&gpio_spi_d_mosi, + .sck=&gpio_spi_d_sck, + .cs=&gpio_sdcard_cs, }; |