linux-kernel - Re: [PATCH v2] arm64: dts: qcom: sc7180: Add missing properties for Wifi node

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Date:   Wed, 15 Jul 2020 12:23:29 -0700
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Doug Anderson <dianders@...omium.org>
Cc:     Rakesh Pillai <pillair@...eaurora.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>, Evan Green <evgreen@...omium.org>,
        Andy Gross <agross@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] arm64: dts: qcom: sc7180: Add missing properties for
 Wifi node

On Wed 15 Jul 12:01 PDT 2020, Doug Anderson wrote:

> Hi,
> 
> On Sun, Jul 12, 2020 at 9:46 PM Rakesh Pillai <pillair@...eaurora.org> wrote:
> >
> > The wlan firmware memory is statically mapped in
> > the Trusted Firmware, hence the wlan driver does
> > not need to map/unmap this region dynamically.
> >
> > Hence add the property to indicate the wlan driver
> > to not map/unamp the firmware memory region
> > dynamically.
> >
> > Also add the chain1 voltage supply for wlan.
> >
> > Signed-off-by: Rakesh Pillai <pillair@...eaurora.org>
> > ---
> > Changes from v1:
> > - Add the wifi mac alias
> >
> > This patch is created on top of the change by
> > Douglas Anderson.
> > https://lkml.org/lkml/2020/6/25/817
> >
> > Also the dt-bindings for the chain1 voltage supply
> > is added by the below patch series:
> > https://patchwork.kernel.org/project/linux-wireless/list/?series=309137
> > ---
> >  arch/arm64/boot/dts/qcom/sc7180-idp.dts | 3 +++
> >  1 file changed, 3 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/qcom/sc7180-idp.dts b/arch/arm64/boot/dts/qcom/sc7180-idp.dts
> > index 472f7f4..c042d61 100644
> > --- a/arch/arm64/boot/dts/qcom/sc7180-idp.dts
> > +++ b/arch/arm64/boot/dts/qcom/sc7180-idp.dts
> > @@ -19,6 +19,7 @@
> >
> >         aliases {
> >                 bluetooth0 = &bluetooth;
> > +               wifi0 = &wifi;
> >                 hsuart0 = &uart3;
> >                 serial0 = &uart8;
> 
> Could you alphabetize?
> 

I fixed this up while applying the patch.

Thanks,
Bjorn

> >         };
> > @@ -391,10 +392,12 @@
> >
> >  &wifi {
> >         status = "okay";
> > +       qcom,msa-fixed-perm;
> >         vdd-0.8-cx-mx-supply = <&vreg_l9a_0p6>;
> >         vdd-1.8-xo-supply = <&vreg_l1c_1p8>;
> >         vdd-1.3-rfa-supply = <&vreg_l2c_1p3>;
> >         vdd-3.3-ch0-supply = <&vreg_l10c_3p3>;
> > +       vdd-3.3-ch1-supply = <&vreg_l11c_3p3>;
> >         wifi-firmware {
> >                 iommus = <&apps_smmu 0xc2 0x1>;
> >         };
> 
> Other than the alphabetical order:
> 
> Reviewed-by: Douglas Anderson <dianders@...omium.org>