linux-kernel - Re: [PATCH v1 6/9] arm64: dts: qcom: sm8350: Use 2 interconnect cells

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Date:   Fri, 11 Nov 2022 14:52:12 +0100
From:   Robert Foss <robert.foss@...aro.org>
To:     Bjorn Andersson <andersson@...nel.org>
Cc:     agross@...nel.org, bjorn.andersson@...aro.org,
        konrad.dybcio@...ainline.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, robdclark@...il.com,
        quic_abhinavk@...cinc.com, dmitry.baryshkov@...aro.org,
        sean@...rly.run, airlied@...ux.ie, daniel@...ll.ch,
        quic_kalyant@...cinc.com, swboyd@...omium.org,
        angelogioacchino.delregno@...ainline.org, loic.poulain@...aro.org,
        quic_vpolimer@...cinc.com, vkoul@...nel.org, dianders@...omium.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org,
        Jonathan Marek <jonathan@...ek.ca>, vinod.koul@...aro.org,
        quic_jesszhan@...cinc.com
Subject: Re: [PATCH v1 6/9] arm64: dts: qcom: sm8350: Use 2 interconnect cells

On Fri, 28 Oct 2022 at 15:44, Bjorn Andersson <andersson@...nel.org> wrote:
>
> On Fri, Oct 28, 2022 at 02:08:09PM +0200, Robert Foss wrote:
> > Use two interconnect cells in order to optionally
> > support a path tag.
> >
> > Signed-off-by: Robert Foss <robert.foss@...aro.org>
> > ---
> >  arch/arm64/boot/dts/qcom/sm8350.dtsi | 20 ++++++++++----------
> >  1 file changed, 10 insertions(+), 10 deletions(-)
> >
> > diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qcom/sm8350.dtsi
> > index 606fab087945..b6e44cd3b394 100644
> > --- a/arch/arm64/boot/dts/qcom/sm8350.dtsi
> > +++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi
> > @@ -1543,56 +1543,56 @@ apps_smmu: iommu@...00000 {
> >               config_noc: interconnect@...0000 {
> >                       compatible = "qcom,sm8350-config-noc";
> >                       reg = <0 0x01500000 0 0xa580>;
> > -                     #interconnect-cells = <1>;
> > +                     #interconnect-cells = <2>;
>
> You also need amend all the interconnects references with the additional
> tag cell.

Ack

>
> Regards,
> Bjorn
>
> >                       qcom,bcm-voters = <&apps_bcm_voter>;
> >               };
> >
> >               mc_virt: interconnect@...0000 {
> >                       compatible = "qcom,sm8350-mc-virt";
> >                       reg = <0 0x01580000 0 0x1000>;
> > -                     #interconnect-cells = <1>;
> > +                     #interconnect-cells = <2>;
> >                       qcom,bcm-voters = <&apps_bcm_voter>;
> >               };
> >
> >               system_noc: interconnect@...0000 {
> >                       compatible = "qcom,sm8350-system-noc";
> >                       reg = <0 0x01680000 0 0x1c200>;
> > -                     #interconnect-cells = <1>;
> > +                     #interconnect-cells = <2>;
> >                       qcom,bcm-voters = <&apps_bcm_voter>;
> >               };
> >
> >               aggre1_noc: interconnect@...0000 {
> >                       compatible = "qcom,sm8350-aggre1-noc";
> >                       reg = <0 0x016e0000 0 0x1f180>;
> > -                     #interconnect-cells = <1>;
> > +                     #interconnect-cells = <2>;
> >                       qcom,bcm-voters = <&apps_bcm_voter>;
> >               };
> >
> >               aggre2_noc: interconnect@...0000 {
> >                       compatible = "qcom,sm8350-aggre2-noc";
> >                       reg = <0 0x01700000 0 0x33000>;
> > -                     #interconnect-cells = <1>;
> > +                     #interconnect-cells = <2>;
> >                       qcom,bcm-voters = <&apps_bcm_voter>;
> >               };
> >
> >               mmss_noc: interconnect@...0000 {
> >                       compatible = "qcom,sm8350-mmss-noc";
> >                       reg = <0 0x01740000 0 0x1f080>;
> > -                     #interconnect-cells = <1>;
> > +                     #interconnect-cells = <2>;
> >                       qcom,bcm-voters = <&apps_bcm_voter>;
> >               };
> >
> >               lpass_ag_noc: interconnect@...0000 {
> >                       compatible = "qcom,sm8350-lpass-ag-noc";
> >                       reg = <0 0x03c40000 0 0xf080>;
> > -                     #interconnect-cells = <1>;
> > +                     #interconnect-cells = <2>;
> >                       qcom,bcm-voters = <&apps_bcm_voter>;
> >               };
> >
> >               compute_noc: interconnect@...0000{
> >                       compatible = "qcom,sm8350-compute-noc";
> >                       reg = <0 0x0a0c0000 0 0xa180>;
> > -                     #interconnect-cells = <1>;
> > +                     #interconnect-cells = <2>;
> >                       qcom,bcm-voters = <&apps_bcm_voter>;
> >               };
> >
> > @@ -2420,14 +2420,14 @@ usb_2_ssphy: phy@...be00 {
> >               dc_noc: interconnect@...0000 {
> >                       compatible = "qcom,sm8350-dc-noc";
> >                       reg = <0 0x090c0000 0 0x4200>;
> > -                     #interconnect-cells = <1>;
> > +                     #interconnect-cells = <2>;
> >                       qcom,bcm-voters = <&apps_bcm_voter>;
> >               };
> >
> >               gem_noc: interconnect@...0000 {
> >                       compatible = "qcom,sm8350-gem-noc";
> >                       reg = <0 0x09100000 0 0xb4000>;
> > -                     #interconnect-cells = <1>;
> > +                     #interconnect-cells = <2>;
> >                       qcom,bcm-voters = <&apps_bcm_voter>;
> >               };
> >
> > --
> > 2.34.1
> >