linux-kernel - Re: [PATCH v4 4/4] arm64: dts: qcom: Add base PURWA-IOT-EVK board

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Message-ID: <a7ab2c3f-bbd0-435e-a707-44101428a39b@kernel.org>
Date: Tue, 20 Jan 2026 08:17:15 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Yijie Yang <yijie.yang@....qualcomm.com>, andersson@...nel.org,
 konradybcio@...nel.org, robh@...nel.org, krzk+dt@...nel.org,
 conor+dt@...nel.org
Cc: linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
 devicetree@...r.kernel.org
Subject: Re: [PATCH v4 4/4] arm64: dts: qcom: Add base PURWA-IOT-EVK board

On 20/01/2026 07:49, Yijie Yang wrote:
> 
> 
> On 1/19/2026 3:05 PM, Krzysztof Kozlowski wrote:
>> On 19/01/2026 04:13, Yijie Yang wrote:
>>>
>>>
>>> On 1/17/2026 12:19 AM, Krzysztof Kozlowski wrote:
>>>> On 16/01/2026 11:41, YijieYang wrote:
>>>>> From: Yijie Yang <yijie.yang@....qualcomm.com>
>>>>>
>>>>> The PURWA-IOT-EVK is an evaluation platform for IoT products, composed of
>>>>> the Purwa IoT SoM and a carrier board. Together, they form a complete
>>>>> embedded system capable of booting to UART.
>>>>>
>>>>> PURWA-IOT-EVK uses the PS8833 as a retimer for USB0, unlike HAMOA-IOT-EVK.
>>>>> Meanwhile, USB0 bypasses the SBU selector FSUSB42.
>>>>>
>>>>
>>>> NAK.
>>>>
>>>> Warnings were reported at v3. Did you address them? No, you completely
>>>> ignored them, so warnings are reported again at v4.
>>>>
>>>> What do you think these emails are for?
>>>
>>> This warning is caused by the pcie3_phy node in purwa.dtsi, which is not
>>> introduced by this patch set. Since it does not impact functionality,
>>
>> Your patchset introduces that warning. There was no such warning before.
>>
>> My NAK still stays, such patchset must not be merged.
> 
> This patch series can continue to be reviewed with the dependency noted, 
> right?
> https://lore.kernel.org/linux-arm-msm/20260119-topic-purwa_phy_shutup_warning-v1-1-997a692b31c6@oss.qualcomm.com/T/#u

It's not a dependency. You only need to mention where the bindings are
addressing the issue, preferably in patch changelog.

Best regards,
Krzysztof