SPI0_PTCR = BV(PDC_TXTDIS);
SPI0_TPR = (reg32_t)_buf;
SPI0_TCR = size;
SPI0_PTCR = BV(PDC_TXTEN);
SPI0_PTCR = BV(PDC_TXTDIS);
SPI0_TPR = (reg32_t)_buf;
SPI0_TCR = size;
SPI0_PTCR = BV(PDC_TXTEN);
-static size_t spi_dma_read(struct KFile *fd, void *_buf, size_t size)
+static size_t spi_dma_read(UNUSED_ARG(struct KFile *, fd), void *_buf, size_t size)
{
size_t count, total_rx = 0;
uint8_t *buf = (uint8_t *)_buf;
{
size_t count, total_rx = 0;
uint8_t *buf = (uint8_t *)_buf;