Re: [PATCH 2/2] ARM: dts: apq8064: add support to pm8821

[Srinivas Kandagatla]

Thanks Bjorn for review comments.


On 08/11/16 19:13, Bjorn Andersson wrote:
> On Tue 08 Nov 08:29 PST 2016, Srinivas Kandagatla wrote:
>
> > Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
> > ---
> >  arch/arm/boot/dts/qcom-apq8064.dtsi | 28 ++++++++++++++++++++++++++++
> >  1 file changed, 28 insertions(+)
> >
> > diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi
> > index 1dbe697..fde006c 100644
> > --- a/arch/arm/boot/dts/qcom-apq8064.dtsi
> > +++ b/arch/arm/boot/dts/qcom-apq8064.dtsi
> > @@ -627,6 +627,34 @@
> >  			clock-names = "core";
> >  		};
> >
> > +		qcom,ssbi@c00000 {
>
> No "qcom," in the node name.
Will fix it in next version,  I agree with rest of the comments too.
All of them will be fixed in next version.
> > +			compatible = "qcom,ssbi";
> > +			reg = <0x00c00000 0x1000>;
> > +			qcom,controller-type = "pmic-arbiter";
> > +
> > +			pmicintc2: pmic@1 {
>
> I think we should follow Linus' lead and label this "pm8821".
>
> > +				compatible = "qcom,pm8821";
> > +				interrupt-parent = <&tlmm_pinmux>;
> > +				interrupts = <76 8>;
>
> Please spell out IRQ_TYPE_LEVEL_LOW.
>
> And interrupts-extended = <&tlmm_pinmux 76 IRQ_TYPE_LEVEL_LOW> combines
> the two lines nicely.
>
> > +				#interrupt-cells = <2>;
> > +				interrupt-controller;
> > +				#address-cells = <1>;
> > +				#size-cells = <0>;
> > +
> > +				pm8821_mpps: mpps@50 {
> > +
>
> Extra newline.
>
> > +					compatible = "qcom,pm8821-mpp", "qcom,ssbi-mpp";
> > +					reg = <0x50>;
> > +
> > +					interrupts = <24 1>, <25 1>, <26 1>,
> > +						     <27 1>;
>
> I think these should be IRQ_TYPE_NONE per the discussion on how to share
> interrupts between the gpio/mpp driver and other clients.
>
> On the other hand, per the pm8821 driver we only support LEVEL_LOW
> (high?).
>
> > +
> > +					gpio-controller;
> > +					#gpio-cells = <2>;
> > +		                };
> > +			};
> > +		};
> > +
>
> Regards,
> Bjorn