Re: [PATCH 08/10] arm64: dts: qcom: Add initial support for MSM8937

Konrad Dybcio
2025-02-21T21:34:04Z

On 12.02.2025 5:20 PM, barnabas.czeman@mainlining.org wrote:
> On 2025-02-12 14:07, Konrad Dybcio wrote:
>> On 11.02.2025 11:37 PM, Barnabás Czémán wrote:
>>> From: Dang Huynh <danct12@riseup.net>
>>>
>>> Add initial support for MSM8937 SoC.
>>>
>>> Signed-off-by: Dang Huynh <danct12@riseup.net>
>>> Co-developed-by: Barnabás Czémán <barnabas.czeman@mainlining.org>
>>> Signed-off-by: Barnabás Czémán <barnabas.czeman@mainlining.org>
>>> ---
>>
>> So the computer tells me 8917 and 8937 are *very* similar. Have you
>> tried assessing how making 8937.dtsi an overlay atop 8917.dtsi would
>> work out?
>
> They are similar but there are many small differences:
> - have two dsi
> - using adreno 505
> - different iommu it uses arm,smmu for gpu and qcom,iommu for applications
> - 8 cores
> - camss will be a different a bit
> - venus will be different a bit
> - have more i2c and spi
> - different mdp version
>
> Maybe i can find more differences, originally it was based on msm8917.dtsi
> but we have decided to keep it separate, also it have different license from 8917.
> The plan is MSM8940 and SDM439 support will based on msm8937.dtsi in the future.

Alright, makes sense to keep them separate then

Konrad