[PATCH 04/14] dt-bindings: dma: add Canaan k210 to Synopsys DesignWare DMA
Serge Semin
fancer.lancer at gmail.com
Tue Jun 28 04:04:01 PDT 2022
On Tue, Jun 28, 2022 at 09:08:32AM +0200, Geert Uytterhoeven wrote:
> Hi Conor,
>
> On Tue, Jun 28, 2022 at 8:30 AM <Conor.Dooley at microchip.com> wrote:
> > On 28/06/2022 00:29, Rob Herring wrote:
> > > EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> > >
> > > On Sat, Jun 18, 2022 at 01:30:26PM +0100, Conor Dooley wrote:
> > >> From: Conor Dooley <conor.dooley at microchip.com>
> > >>
> > >> The Canaan k210 apparently has a Sysnopsys Designware AXI DMA
> > >> controller, but according to the documentation & devicetree it has 6
> > >> interrupts rather than the standard one. Add a custom compatible that
> > >> supports the 6 interrupt configuration which falls back to the standard
> > >> binding which is currently the one in use in the devicetree entry.
> > >
> > > But it works with only 1 interrupt?
> >
> > Seemingly...
>
> The Linux driver uses the only first interrupt.
Folks, there v2 of this series. A more suitable and justified solution has
been given there:
Link: https://lore.kernel.org/lkml/20220627213450.ukqai4bsjzcwhnlp@mobilestation/
-Sergey
>
> Gr{oetje,eeting}s,
>
> Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at linux-m68k.org
>
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
> -- Linus Torvalds
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