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

[Mark Brown]

On Tue, Jun 25, 2013 at 01:22:20PM +0200, Tomasz Figa wrote:
> On Tuesday 25 of June 2013 11:28:18 Mark Brown wrote:

> > 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?

No, the system appears to lock up fairly solidly - I suspect poor error
handling in the SPI driver.

> > [    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.

Indeed, I was wondering if it was failing to probe due to not getting
its clocks though since that's another area you've been actively working
on.
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