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Merge branch 'pico_spi_dma' into pico_exti

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This commit is contained in:
Steve Evans 2025-06-29 22:50:31 +01:00
commit de84bab743
1 changed files with 6 additions and 2 deletions
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8
src/platform/PICO/bus_spi_pico.c
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@ -347,6 +347,10 @@ void spiInternalInitStream(const extDevice_t *dev, bool preInit)
#else
UNUSED(preInit);
busDevice_t *bus = dev->bus;
volatile busSegment_t *segment = bus->curSegment;
const spiDevice_t *spi = &spiDevice[spiDeviceByInstance(dev->bus->busType_u.spi.instance)];
dma_channel_config config = dma_channel_get_default_config(dev->bus->dmaTx->channel);
channel_config_set_transfer_data_size(&config, DMA_SIZE_8);
@ -354,7 +358,7 @@ void spiInternalInitStream(const extDevice_t *dev, bool preInit)
channel_config_set_write_increment(&config, false);
channel_config_set_dreq(&config, spi_get_dreq(SPI_INST(spi->dev), true));
dma_channel_configure(dev->bus->dmaTx->channel, &config, &spi_get_hw(SPI_INST(spi->dev))->dr, dev->txBuf, 0, false);
dma_channel_configure(dev->bus->dmaTx->channel, &config, &spi_get_hw(SPI_INST(spi->dev))->dr, segment->u.buffers.txData, 0, false);
config = dma_channel_get_default_config(dev->bus->dmaRx->channel);
channel_config_set_transfer_data_size(&config, DMA_SIZE_8);
@ -362,7 +366,7 @@ void spiInternalInitStream(const extDevice_t *dev, bool preInit)
channel_config_set_write_increment(&config, true);
channel_config_set_dreq(&config, spi_get_dreq(SPI_INST(spi->dev), false));
dma_channel_configure(dev->bus->dmaRx->channel, &config, dev->rxBuf, &spi_get_hw(SPI_INST(spi->dev))->dr, 0, false);
dma_channel_configure(dev->bus->dmaRx->channel, &config, segment->u.buffers.rxData, &spi_get_hw(SPI_INST(spi->dev))->dr, 0, false);
#endif
}