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SubjectRe: [PATCH] spi: cadence-quadspi: Properly pass buswidth through to underlying SPI subsystem via buswidth_override_bits instead of mode_bits.
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Please disregard.  This isn't quite right.  I'll resubmit a better patch

On 11/22/22 08:35, Nathan Barrett-Morrison wrote:
> While trying to enable Octal SPI mode, it was observed that
> SPI_RX_OCTAL/SPI_TX_OCTAL were not propagating into the spi_device
> spi->mode setting. This was causing the SPI device to always
> operate in 1x mode instead of the desired 8x mode.
>
> Signed-off-by: Nathan Barrett-Morrison <nathan.morrison@timesys.com>
> ---
> drivers/spi/spi-cadence-quadspi.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c
> index 447230547945..c92a95bdaa05 100644
> --- a/drivers/spi/spi-cadence-quadspi.c
> +++ b/drivers/spi/spi-cadence-quadspi.c
> @@ -1589,7 +1589,7 @@ static int cqspi_probe(struct platform_device *pdev)
> dev_err(&pdev->dev, "spi_alloc_master failed\n");
> return -ENOMEM;
> }
> - master->mode_bits = SPI_RX_QUAD | SPI_RX_DUAL;
> + master->buswidth_override_bits = SPI_RX_QUAD | SPI_RX_DUAL;
> master->mem_ops = &cqspi_mem_ops;
> master->mem_caps = &cqspi_mem_caps;
> master->dev.of_node = pdev->dev.of_node;
> @@ -1686,7 +1686,7 @@ static int cqspi_probe(struct platform_device *pdev)
> cqspi->wr_delay = 50 * DIV_ROUND_UP(NSEC_PER_SEC,
> cqspi->master_ref_clk_hz);
> if (ddata->hwcaps_mask & CQSPI_SUPPORTS_OCTAL)
> - master->mode_bits |= SPI_RX_OCTAL | SPI_TX_OCTAL;
> + master->buswidth_override_bits |= SPI_RX_OCTAL | SPI_TX_OCTAL;
> if (!(ddata->quirks & CQSPI_DISABLE_DAC_MODE))
> cqspi->use_direct_mode = true;
> if (ddata->quirks & CQSPI_SUPPORT_EXTERNAL_DMA)

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