[PATCH 04/14] dt-bindings: dma: add Canaan k210 to Synopsys DesignWare DMA

Geert Uytterhoeven geert at linux-m68k.org
Tue Jun 28 07:08:32 UTC 2022


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.

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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