Re: [PATCH 18/23] spi: s3c64xx: Add spi port configuration for Tesla FSD SoC

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On 13/01/2022 13:11, Alim Akhtar wrote:
> This patch adds compatible and port configuration for
> spi controller for Tesla Full Self-Driving SoC.
> 
> Cc: linux-fsd@xxxxxxxxx
> Cc: broonie@xxxxxxxxxx
> Cc: linux-spi@xxxxxxxxxxxxxxx
> Signed-off-by: Aswani Reddy <aswani.reddy@xxxxxxxxxxx>
> Signed-off-by: Alim Akhtar <alim.akhtar@xxxxxxxxxxx>
> ---
>  drivers/spi/spi-s3c64xx.c | 13 +++++++++++++
>  1 file changed, 13 insertions(+)
> 
> diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
> index 8755cd85e83c..8d0c1f03ab7a 100644
> --- a/drivers/spi/spi-s3c64xx.c
> +++ b/drivers/spi/spi-s3c64xx.c
> @@ -1442,6 +1442,16 @@ static const struct s3c64xx_spi_port_config exynos5433_spi_port_config = {
>  	.quirks		= S3C64XX_SPI_QUIRK_CS_AUTO,
>  };
>  
> +static struct s3c64xx_spi_port_config fsd_spi_port_config = {
> +	.fifo_lvl_mask	= { 0x7f, 0x7f, 0x7f, 0x7f, 0x7f},
> +	.rx_lvl_offset	= 15,
> +	.tx_st_done	= 25,
> +	.high_speed	= true,
> +	.clk_from_cmu	= true,
> +	.clk_ioclk	= false,
> +	.quirks		= S3C64XX_SPI_QUIRK_CS_AUTO,
> +};
> +
>  static const struct platform_device_id s3c64xx_spi_driver_ids[] = {
>  	{
>  		.name		= "s3c2443-spi",
> @@ -1472,6 +1482,9 @@ static const struct of_device_id s3c64xx_spi_dt_match[] = {
>  	{ .compatible = "samsung,exynos5433-spi",
>  			.data = (void *)&exynos5433_spi_port_config,
>  	},
> +	{ .compatible = "tesla,fsd-spi",
> +			.data = (void *)&fsd_spi_port_config,
> +	},

Looks good, except the discussion about too generic compatible.


Best regards,
Krzysztof



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