lkml.org 
[lkml]   [2020]   [Aug]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v2 2/9] spi: spi-s3s64xx: Add S3C64XX_SPI_QUIRK_CS_AUTO for Exynos3250
On Fri, Aug 21, 2020 at 06:13:54PM +0200, Łukasz Stelmach wrote:
> This and the previous patch fix issues with DMA transfers bigger than

"Fix issues with DMA..."

Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>

Best regards,
Krzysztof


> 512 bytes on Exynos3250. Without the patches such transfers fail.
>
> The vendor kernel for ARTIK5 handles CS in a simmilar way.
>
> Signed-off-by: Łukasz Stelmach <l.stelmach@samsung.com>
> ---
> drivers/spi/spi-s3c64xx.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
> index 26c7cb79cd78..22bf8c75580a 100644
> --- a/drivers/spi/spi-s3c64xx.c
> +++ b/drivers/spi/spi-s3c64xx.c
> @@ -1379,6 +1379,7 @@ static struct s3c64xx_spi_port_config exynos4_spi_port_config = {
> .tx_st_done = 25,
> .high_speed = true,
> .clk_from_cmu = true,
> + .quirks = S3C64XX_SPI_QUIRK_CS_AUTO,
> };
>
> static struct s3c64xx_spi_port_config exynos7_spi_port_config = {
> --
> 2.26.2
>

\
 
 \ /
  Last update: 2020-08-22 14:02    [W:0.221 / U:0.892 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site