[PATCH v3 4/5] spi: sun6i: add support for R329/D1/R528/T113s SPI controllers

[Andre Przywara]

On Sun,  7 May 2023 02:26:07 +0300
Maksim Kiselev <bigunclemax at gmail.com> wrote:

> These SoCs has two SPI controllers. One of it is quite similar to previous
> ones, but with internal clock divider removed; the other added MIPI DBI
> Type-C offload based on the first one.
> 
> Add basical support for these controllers. As we're not going to
> support the DBI functionality now, just implement the two kinds of
> controllers as the same.
> 
> Co-developed-by: Icenowy Zheng <icenowy at aosc.io>
> Signed-off-by: Maksim Kiselev <bigunclemax at gmail.com>

Reviewed-by: Andre Przywara <andre.przywara at arm.com>

Cheers,
Andre

> ---
>  drivers/spi/spi-sun6i.c | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/drivers/spi/spi-sun6i.c b/drivers/spi/spi-sun6i.c
> index 1e9e9a8159d9..292fd6101283 100644
> --- a/drivers/spi/spi-sun6i.c
> +++ b/drivers/spi/spi-sun6i.c
> @@ -739,9 +739,17 @@ static const struct sun6i_spi_cfg sun8i_h3_spi_cfg = {
>  	.has_clk_ctl	= true,
>  };
>  
> +static const struct sun6i_spi_cfg sun50i_r329_spi_cfg = {
> +	.fifo_depth	= SUN8I_FIFO_DEPTH,
> +};
> +
>  static const struct of_device_id sun6i_spi_match[] = {
>  	{ .compatible = "allwinner,sun6i-a31-spi", .data = &sun6i_a31_spi_cfg },
>  	{ .compatible = "allwinner,sun8i-h3-spi",  .data = &sun8i_h3_spi_cfg },
> +	{
> +		.compatible = "allwinner,sun50i-r329-spi",
> +		.data = &sun50i_r329_spi_cfg
> +	},
>  	{}
>  };
>  MODULE_DEVICE_TABLE(of, sun6i_spi_match);