linux-kernel - Re: [PATCH v3 8/8] arm64: dts: qcom: Add support for Pixel 3 and Pixel 3 XL

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Message-ID: <96673da0-d8be-4b82-9e8c-2263f752881c@oss.qualcomm.com>
Date: Tue, 18 Nov 2025 14:41:39 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: David Heidelberg <david@...t.cz>, Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
 <conor+dt@...nel.org>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        Casey Connolly <casey.connolly@...aro.org>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Jessica Zhang <jesszhan0024@...il.com>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Douglas Anderson <dianders@...omium.org>
Cc: phodina@...tonmail.com, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        phone-devel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        Amit Pundir <amit.pundir@...aro.org>,
        Casey Connolly <casey@...nolly.tech>,
        Joel Selvaraj <foss@...lselvaraj.com>, Vinod Koul <vkoul@...nel.org>
Subject: Re: [PATCH v3 8/8] arm64: dts: qcom: Add support for Pixel 3 and
 Pixel 3 XL

On 11/18/25 2:31 PM, David Heidelberg wrote:
> On 18/11/2025 13:32, Konrad Dybcio wrote:
>> On 11/18/25 12:30 PM, David Heidelberg via B4 Relay wrote:
>>> From: David Heidelberg <david@...t.cz>
>>>
>>> This adds initial device tree support for the following phones:
>>>
>>>   - Google Pixel 3 (blueline)
>>>   - Google Pixel 3 XL (crosshatch)

[...]

>>> +&adsp_pas {
>>> +    firmware-name = "qcom/sdm845/Google/blueline/adsp.mbn";
>>
>> Sorry if I asked this before, but are the binaries identical for
>> both devices?
> 
> Yes, there is only one firmware, which crosshatch has different, but all listed in the initial bringup are used for both.
> 
> To add, crosshatch was somehow not that popular device, so as I've been suggested in u-boot discussion, I would love to keep blueline everywhere.
> 
> One exception is LineageOS kernels, where they go by name crosshatch, but again for the both phones.

Google seems to suggest crosshatch is the 'base'

https://android.googlesource.com/device/google/crosshatch/+/refs/heads/main

Ultimately if none of the Googlers (hello +Doug) care that much, it's up
to you to choose

Konrad