rspi->spcmd |= SPCMD_CPOL;
if (spi->mode & SPI_CPHA)
rspi->spcmd |= SPCMD_CPHA;
+ if (spi->mode & SPI_LSB_FIRST)
+ rspi->spcmd |= SPCMD_LSBF;
/* Configure slave signal to assert */
rspi->spcmd |= SPCMD_SSLA(spi->cs_gpiod ? rspi->ctlr->unused_native_cs
ctlr->transfer_one = ops->transfer_one;
ctlr->prepare_message = rspi_prepare_message;
ctlr->unprepare_message = rspi_unprepare_message;
- ctlr->mode_bits = SPI_CPHA | SPI_CPOL | SPI_LOOP | ops->extra_mode_bits;
+ ctlr->mode_bits = SPI_CPHA | SPI_CPOL | SPI_LSB_FIRST | SPI_LOOP |
+ ops->extra_mode_bits;
ctlr->flags = ops->flags;
ctlr->dev.of_node = pdev->dev.of_node;
ctlr->use_gpio_descriptors = true;