[Freedreno] [PATCH 01/14] dt-bindings: display/msm/gmu: Add Adreno 7[34]0 GMU

Krzysztof Kozlowski krzysztof.kozlowski at linaro.org
Tue Jul 4 08:25:47 UTC 2023


On 28/06/2023 22:35, Konrad Dybcio wrote:
> The GMU on the A7xx series is pretty much the same as on the A6xx parts.
> It's now "smarter", needs a bit less register writes and controls more
> things (like inter-frame power collapse) mostly internally (instead of
> us having to write to G[PM]U_[CG]X registers from APPS)
> 
> The only difference worth mentioning is the now-required DEMET clock,
> which is strictly required for things like asserting reset lines, not
> turning it on results in GMU not being fully functional (all OOB requests
> would fail and HFI would hang after the first submitted OOB).
> 
> Describe the A730 and A740 GMU.
> 


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>

Best regards,
Krzysztof



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