Re: [RFC PATCH v2 00/12] ARM: s3c64xx: Let amba-pl08x driver handle DMA

From: Tomasz Figa
Date: Tue Jun 25 2013 - 07:22:30 EST


Hi Mark,

Thanks for testing this series.

On Tuesday 25 of June 2013 11:28:18 Mark Brown wrote:
> On Sat, Jun 22, 2013 at 10:42:32PM +0200, Tomasz Figa wrote:
> > This is another version of my patches extending support of amba-pl08x
> > DMA engine driver to PL080S DMA engine (PL080 modified by Samsung)
> > found
> > in Samsung S3C64xx SoCs.
>
> On my non-DT s3c64xx system I get this when trying to use SPI for the
> first time:

Could you clarify first time? Does it work on further retries?

> [ 1.739385] s3c64xx-spi s3c6410-spi.0: Failed to get RX DMA channel
> [ 1.743437] spi_master spi0: failed to prepare transfer hardware
>
> though I haven't yet tried your clock patches (there were some conficts
> that I didn't get round to picking up yet).

This shouldn't really matter, as long as the pl080 drivers probes
correctly.

Best regards,
Tomasz

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