[alsa-devel] [RFC PATCH 3/5] pxa: clean up the legacy SSP API
broonie at sirena.org.uk
Wed Apr 29 10:21:53 CEST 2009
On Wed, Apr 29, 2009 at 08:27:06AM +0100, Russell King - ARM Linux wrote:
> On Tue, Apr 28, 2009 at 08:06:08PM -0300, Daniel Ribeiro wrote:
> > The SPI subsystem?
> Can the SPI system cope with the other chip being the master of the
> interface. In other words, can SPI sit around primed for a transfer,
> and notify the user of SPI that new data has arrived?
> If not, the SPI subsystem is totally unsuitable for this.
It's slave only at the minute - there's holes in the API someone could
fill in but that's not happened yet.
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