Re: [PATCH] m68k: stmark2: enable edma support for dspi

[Greg Ungerer <gerg@linux-m68k.org>]

Hi Angelo,

On 4/8/20 4:32 am, Angelo Dureghello wrote:
> just realized i double-posted this patch.
> You already added it to for-next, so please discard this patch.

Will do.

The changes in m68knommu for-next should be going to Linus some
time in the next few days - for linux-5.9.

Regards
Greg



> On Mon, Aug 3, 2020 at 8:19 PM Angelo Dureghello
> <angelo.dureghello@timesys.com> wrote:
>>
>> Enable dspi edma support for stmark2.
>>
>> Signed-off-by: Angelo Dureghello <angelo.dureghello@timesys.com>
>> ---
>>   arch/m68k/coldfire/stmark2.c | 5 +++++
>>   1 file changed, 5 insertions(+)
>>
>> diff --git a/arch/m68k/coldfire/stmark2.c b/arch/m68k/coldfire/stmark2.c
>> index a8d2b3d172f9..8b5af9c83244 100644
>> --- a/arch/m68k/coldfire/stmark2.c
>> +++ b/arch/m68k/coldfire/stmark2.c
>> @@ -13,6 +13,7 @@
>>   #include <linux/spi/spi.h>
>>   #include <linux/spi/spi-fsl-dspi.h>
>>   #include <linux/spi/flash.h>
>> +#include <linux/dma-mapping.h>
>>   #include <asm/mcfsim.h>
>>
>>   /*
>> @@ -78,6 +79,8 @@ static struct resource dspi_spi0_resource[] = {
>>          },
>>   };
>>
>> +static u64 stmark2_dspi_mask = DMA_BIT_MASK(32);
>> +
>>   /* SPI controller, id = bus number */
>>   static struct platform_device dspi_spi0_device = {
>>          .name = "fsl-dspi",
>> @@ -86,6 +89,8 @@ static struct platform_device dspi_spi0_device = {
>>          .resource = dspi_spi0_resource,
>>          .dev = {
>>                  .platform_data = &dspi_spi0_info,
>> +               .dma_mask = &stmark2_dspi_mask,
>> +               .coherent_dma_mask = DMA_BIT_MASK(32),
>>          },
>>   };
>>
>> --
>> 2.28.0
>>
> 
>