Re: [PATCH v1] arm64: dts: imx8mm-verdin: update CAN clock to 40MHz

From: Marc Kleine-Budde
Date: Wed Jun 22 2022 - 02:52:16 EST


On 22.06.2022 08:38:04, Andrejs Cainikovs wrote:
> > > >         can1: can@0 {
> > > >                 compatible = "microchip,mcp251xfd";
> > > > -               clocks = <&clk20m>;
> > > > +               clocks = <&clk40m>;
> > > >                 interrupts-extended = <&gpio1 6
> > > > IRQ_TYPE_EDGE_FALLING>;
> >
> > You don't want to use an edge triggered interrupt with the mcp251xfd
> > chip. You will be losing interrupts, better use IRQ_TYPE_LEVEL_LOW.
>
> This particular change is not about interrupts.

Sure, I just noticed it.

> But thanks for a hint, I'll make sure this is addressed.

Thanks,
Marc

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