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> Am 2022-02-10 10:40, schrieb Kavyasree.Kotagiri@xxxxxxxxxxxxx:
> >> EXTERNAL EMAIL: Do not click links or open attachments unless you know
> >> the
> >> content is safe
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> >> > + clocks {
> >> [..]
> >> > +
> >> > + nic_clk: nic_clk {
> >>
> >> What does nic_clk stand for? If I had to guess, it
> >> has something to do with network. But..
> >>
> > NIC clock is the clock used by AXI, AHB fabric and APB bridges which
> > connects all the peripherals.
> > It is named so because the AXI fabric is based on NIC400 IP from ARM
>
> Ok, thanks for clarification.
>
>
> >> > + watchdog: watchdog@e0090000 {
> >> > + compatible = "snps,dw-wdt";
> >> > + reg = <0xe0090000 0x1000>;
> >> > + interrupts = <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>;
> >> > + clocks = <&nic_clk>;
> >>
> >> Btw. can we disable all nodes by default and enable them
> >> in the board dts files?
> > I would like to have only board specific nodes enabled in dts files
> > and rest of them in dtsi file
>
> And how do you know which ones are board specific? E.g. I would like
> to add our board which is also based on the lan9668. Maybe I don't
> want a watchdog (or whatever node). Of course I could use
>
> &watchdog {
> status = "disabled";
> };
>
> But IMHO opt-in is better. At least thats what we are doing for
> the layerscape over on arm64.
>
Basically, I am disabling only the nodes which have pinctrl settings in dtsi file
and enable in dts to make sure there are no conflicts on pins on the board.
> -michael
