Re: [PATCH 4/9] dmaengine: pl330: add new items for pl330 private data

From: Andy Shevchenko
Date: Fri Dec 11 2015 - 08:56:47 EST


On Fri, Dec 11, 2015 at 11:29 AM, Vinod Koul <vinod.koul@xxxxxxxxx> wrote:
> On Thu, Dec 10, 2015 at 06:38:09AM +0000, Wang, Annie wrote:
>> >
>> >Why not DT or ACPI for this?
>> >
>> We choose to use private data, as pl330 already has struct dma_pl330_platdata.
>> Physically DMA share ACPI device with UART, however, BIOS believes DMA and UART is one device.
>> We can't get irq share info from ACPI. And we don't use DT.
>>
> That should be then a MFD device

And for me seems like acpi_amba and drivers shall utilize unified
device property API.

--
With Best Regards,
Andy Shevchenko
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