[PATCH RESEND 2/3] dmaengine: s3c24xx-dma: add support for the s3c2410 type of controller

Vinod Koul vinod.koul at intel.com
Tue Oct 15 22:04:45 EDT 2013


On Fri, Oct 11, 2013 at 11:01:04AM +0200, Heiko Stübner wrote:
> The earliest variants of the dma controller did not contain support for
> controlling clocks.
Acked-by: Vinod Koul <vinod.koul at intel.com>

> 
> Signed-off-by: Heiko Stuebner <heiko at sntech.de>
> ---
>  drivers/dma/s3c24xx-dma.c |   10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/drivers/dma/s3c24xx-dma.c b/drivers/dma/s3c24xx-dma.c
> index 56c9253..4cb1279 100644
> --- a/drivers/dma/s3c24xx-dma.c
> +++ b/drivers/dma/s3c24xx-dma.c
> @@ -1078,6 +1078,13 @@ static void s3c24xx_dma_free_virtual_channels(struct dma_device *dmadev)
>  		list_del(&chan->vc.chan.device_node);
>  }
>  
> +/* s3c2410, s3c2440 and s3c2442 have a 0x40 stride without separate clocks */
> +static struct soc_data soc_s3c2410 = {
> +	.stride = 0x40,
> +	.has_reqsel = false,
> +	.has_clocks = false,
> +};
> +
>  /* s3c2412 and s3c2413 have a 0x40 stride and dmareqsel mechanism */
>  static struct soc_data soc_s3c2412 = {
>  	.stride = 0x40,
> @@ -1094,6 +1101,9 @@ static struct soc_data soc_s3c2443 = {
>  
>  static struct platform_device_id s3c24xx_dma_driver_ids[] = {
>  	{
> +		.name		= "s3c2410-dma",
> +		.driver_data	= (kernel_ulong_t)&soc_s3c2410,
> +	}, {
>  		.name		= "s3c2412-dma",
>  		.driver_data	= (kernel_ulong_t)&soc_s3c2412,
>  	}, {
> -- 
> 1.7.10.4
> 

-- 



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