Re: [PATCH v6 04/16] dt-bindings: net: wireless: qcom,ath11k: describe the ath11k on QCA6390

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On Tue, Mar 26, 2024 at 4:12 PM Kalle Valo <kvalo@xxxxxxxxxx> wrote:
> Bartosz Golaszewski <brgl@xxxxxxxx> writes:
> >> >> I don't know DT well enough to know what the "required:" above means,
> >> >> but does this take into account that there are normal "plug&play" type
> >> >> of QCA6390 boards as well which don't need any DT settings?
> >> >
> >> > Do they require a DT node though for some reason?
> >>
> >> You can attach the device to any PCI slot, connect the WLAN antenna and
> >> it just works without DT nodes. I'm trying to make sure here that basic
> >> setup still works.
> >>
> >
> > Sure, definitely. I there's no DT node, then the binding doesn't apply
> > and the driver (the platform part of it) will not probe.
> >
> >> Adding also Johan and ath11k list. For example, I don't know what's the
> >> plan with Lenovo X13s, will it use this framework? I guess in theory we
> >> could have devices which use qcom,ath11k-calibration-variant from DT but
> >> not any of these supply properties?
> >>
> >
> > Good point. I will receive the X13s in a month from now. I do plan on
> > upstreaming correct support for WLAN and BT for it as well.
> >
> > I guess we can always relax the requirements once a valid use-case appears?
> I think we have such cases already now:
> $ git grep ath11k-calibration-variant -- arch
> arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts:     qcom,ath11k-calibration-variant = "Fairphone_5";
> arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts:                     qcom,ath11k-calibration-variant = "LE_X13S";
> But please do check that. I'm no DT expert :)

You're thinking about making the required: field depend on the value
of qcom,ath11k-calibration-variant? Am I getting this right?


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