linux-kernel - Re: [PATCH 03/19] arm64: dts: qcom: qdru1000: Add tlmm nodes

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Date:   Tue, 11 Oct 2022 15:19:00 -0400
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Melody Olvera <quic_molvera@...cinc.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 03/19] arm64: dts: qcom: qdru1000: Add tlmm nodes

On 11/10/2022 15:05, Melody Olvera wrote:
> 
> 
> On 10/11/2022 11:57 AM, Krzysztof Kozlowski wrote:
>> On 11/10/2022 14:48, Melody Olvera wrote:
>>>
>>> On 10/1/2022 2:14 AM, Krzysztof Kozlowski wrote:
>>>> On 01/10/2022 05:06, Melody Olvera wrote:
>>>>> Add tlmm node for the QDU1000 and QRU1000 SoCs and the uart pin
>>>>> configuration.
>>>> The patchset should be squashed with previous. There is no point in
>>>> bringing support piece by piece. You can bring support in steps if you
>>>> submissions are separate in time. But if you have everything ready -
>>>> your patch must be complete and bisectable.
>>> To be clear, does it make more sense to submit the base dt first, then submit each
>>> driver with all the dt changes as one patchset?
>> No, because you have DTS ready. There is no incremental work here.
> Ah ok so just squash all these commits into one and submit.

Except the board DTS. Other bigger, self-contained pieces of work can be
also kept separate, but such work is not "add a DMA". Such work could be
- add display (with clocks, DMA, GPU, power domains) or sound (again
multiple separate devices added).

Best regards,
Krzysztof