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Date:   Wed, 26 Oct 2022 11:03:00 +0530
From:   Vinod Koul <vkoul@kernel.org>
To:     Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
        Bjorn Andersson <bjorn.andersson@linaro.org>,
        Stephen Boyd <sboyd@kernel.org>, linux-arm-msm@vger.kernel.org,
        Andy Gross <agross@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Konrad Dybcio <konrad.dybcio@somainline.org>,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 10/13] arm64: dts: qcom: sm8450: add spmi node
Message-ID: <Y1jGjCU47+tOBLus@matsya>
References: <20211209103505.197453-1-vkoul@kernel.org>
 <20211209103505.197453-11-vkoul@kernel.org>
 <5035b6a3-164b-afa0-b714-4deb886f9f90@linaro.org>
 <9f696023-f2b4-ccd0-34a0-6f4d5848e862@linaro.org>
 <8c1428a6-f268-cb03-3e55-887d30236924@linaro.org>
 <3af48606-731f-6047-92ca-80435f401ae3@linaro.org>
 <d5726896-e62b-d19d-454b-700dd1c42222@linaro.org>
 <CAA8EJpovd0D154QUG1_EtCnCrffJBt+SPWQtLEZWb=dc_PLGjA@mail.gmail.com>
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On 24-10-22, 21:58, Dmitry Baryshkov wrote:
> On Mon, 24 Oct 2022 at 21:56, Krzysztof Kozlowski
> <krzysztof.kozlowski@linaro.org> wrote:
> >
> > On 24/10/2022 12:48, Dmitry Baryshkov wrote:
> > > On 24/10/2022 19:46, Krzysztof Kozlowski wrote:
> > >> On 24/10/2022 12:45, Dmitry Baryshkov wrote:
> > >>> On 24/10/2022 17:56, Krzysztof Kozlowski wrote:
> > >>>> On 09/12/2021 05:35, Vinod Koul wrote:
> > >>>>> Add the spmi bus as found in the SM8450 SoC
> > >>>>>
> > >>>>> Signed-off-by: Vinod Koul <vkoul@kernel.org>
> > >>>>> Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
> > >>>>> ---
> > >>>>>    arch/arm64/boot/dts/qcom/sm8450.dtsi | 18 ++++++++++++++++++
> > >>>>>    1 file changed, 18 insertions(+)
> > >>>>>
> > >>>>> diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
> > >>>>> index f75de777f6ea..b80e34fd3fe1 100644
> > >>>>> --- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
> > >>>>> +++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
> > >>>>> @@ -645,6 +645,24 @@ pdc: interrupt-controller@b220000 {
> > >>>>>                           interrupt-controller;
> > >>>>>                   };
> > >>>>>
> > >>>>> +         spmi_bus: spmi@c42d000 {
> > >>>>> +                 compatible = "qcom,spmi-pmic-arb";
> > >>>>> +                 reg = <0x0 0x0c400000 0x0 0x00003000>,
> > >>>>> +                       <0x0 0x0c500000 0x0 0x00400000>,
> > >>>>> +                       <0x0 0x0c440000 0x0 0x00080000>,
> > >>>>> +                       <0x0 0x0c4c0000 0x0 0x00010000>,
> > >>>>> +                       <0x0 0x0c42d000 0x0 0x00010000>;
> > >>>>
> > >>>> This is a patch from December 2021. Is there anything blocking it from
> > >>>> being merged?
> > >>>>
> > >>>> The same applies to several other patches here.
> > >>>
> > >>> As far as I know, Stephen still didn't pick up the spmi-pmic-arb support
> > >>> for the PMIC on the SM8450 platform. Thus we also can not merge the DT
> > >>> parts.
> > >>
> > >> Why we cannot merge DTS? How is DTS with new nodes depending on any
> > >> driver changes?
> > >
> > > In this particular case, there was an open question, what should be the
> > > bindings for the PMIC ARB v7.
> >
> > Ah, so it is about PMIC ARB v7 bindings? Then it's reasonable to wait
> > with this one. I just had an impression that it's about driver changes...
> 
> Yes, it's about binding. Thus we have been waiting for quite some time.

Yes sadly Steven has stopped responding to emails or IRC.. I am not
sure whats going on!

Even the SPMI tree is not being actively maintained with only few
patches which were picked in last cycle since this year!

-- 
~Vinod