Re: [PATCH 0/3 v3] spi: controller driver for Designware SPI core and PCI interface

[Feng Tang <feng.tang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>]

On Tue, 13 Oct 2009 06:25:53 +0800
Andrew Morton <akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org> wrote:

> On Mon, 12 Oct 2009 14:17:16 +0800
> Feng Tang <feng.tang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org> wrote:
> 
> > This patch series adds driver for Designware SPI core + PCI
> > interface, and they are generated against kernel 2.6.32-rc4
> > 
> > 0001: driver for the DW SPI core
> > 0002: driver for PCI interface
> > 0003: add DMA support
> > 
> > This driver has been verified on Intel Moorestown platform, with
> > Maxim's Max3110 UART device and Option's 3G modem GTM501L, both PIO
> > and DMA works fine, and these 2 slave devcies can work
> > simultaneously.
> > 
> > 0003 is RFC only, as it has dependency over DMA controller driver's
> > acceptance to mainline.
> 
> What is "DMA controller driver"?  Some other patch?  What is the
> status of that patch and where is it?
> 
Yes, it's another driver patch for DMA controller of Moorestown, which
is developed by another guy. I don't know if he has submitted the patch
to community (I guess not), though we did test the SPIC+DMAC+3G-Modem.

Thanks,
Feng

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