> Subject: [PATCH v3 1/3] spi: fsl-dspi: use common proptery 'spi-cs-
> setup(hold)-delay-ns'
>
> Use SPI common DT binding properties 'spi-cs-setup-delay-ns' and 'spi-
> cs-hold-delay-ns'. If these properties do not exist, fall back to legacy
> 'fsl,spi-cs-sck-delay' and 'fsl,spi-sck-cs-delay'.
>
> Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
> ---
> drivers/spi/spi-fsl-dspi.c | 14 +++++++++-----
> 1 file changed, 9 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c index
> 0a2730cd07c6a..7c1f8af9d215e 100644
> --- a/drivers/spi/spi-fsl-dspi.c
> +++ b/drivers/spi/spi-fsl-dspi.c
> @@ -1018,11 +1018,15 @@ static int dspi_setup(struct spi_device
> *spi)
> pdata = dev_get_platdata(&dspi->pdev->dev);
>
> if (!pdata) {
> - of_property_read_u32(spi->dev.of_node, "fsl,spi-cs-
> sck-delay",
> - &cs_sck_delay);
> -
> - of_property_read_u32(spi->dev.of_node, "fsl,spi-sck-
> cs-delay",
> - &sck_cs_delay);
> + cs_sck_delay = spi_delay_to_ns(&spi->cs_setup, NULL);
> + if (!cs_sck_delay)
`if (cs_sck_delay <= 0)` ?
> + of_property_read_u32(spi->dev.of_node,
> "fsl,spi-cs-sck-delay",
> + &cs_sck_delay);
> +
> + sck_cs_delay = spi_delay_to_ns(&spi->cs_hold, NULL);
> + if (!sck_cs_delay)
` if (sck_cs_delay <= 0)`?
Regards,
Peng.
> + of_property_read_u32(spi->dev.of_node,
> "fsl,spi-sck-cs-delay",
> + &sck_cs_delay);
> } else {
> cs_sck_delay = pdata->cs_sck_delay;
> sck_cs_delay = pdata->sck_cs_delay;
>
> --
> 2.34.1
>
