linux-kernel - Re: [PATCH v13 4/5] arm64: dts: qcom: sc7180: Add pazquel dts files

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Message-ID: <9116badb-32c2-3727-6037-fd87b45af4b8@linaro.org>
Date:   Sat, 25 Jun 2022 22:04:17 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Doug Anderson <dianders@...omium.org>,
        "Joseph S. Barrera III" <joebar@...omium.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Alexandru M Stan <amstan@...omium.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>
Subject: Re: [PATCH v13 4/5] arm64: dts: qcom: sc7180: Add pazquel dts files

On 25/06/2022 16:45, Doug Anderson wrote:
> Hi,
> 
> On Fri, Jun 24, 2022 at 7:28 PM Joseph S. Barrera III
> <joebar@...omium.org> wrote:
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
>> index e55dbaa6dc12..69cd4b3b911b 100644
>> --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
>> @@ -11,6 +11,12 @@
>>  #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
>>  #include <dt-bindings/sound/sc7180-lpass.h>
>>
>> +#ifdef __SC7180_TROGDOR_DTSI__
>> +#error "Duplicate include"
>> +#else
>> +#define __SC7180_TROGDOR_DTSI__
>> +#endif
>> +
> 
> I'm not convinced about the need for this. That being said:

We have several DTSI files included by several different boards. Some
are describing board (in a common way), some only common subset of board
or SoC. In none of the cases we include such include guard, so why is
this one different?

Best regards,
Krzysztof