Re: [PATCH v3 3/6] dt-bindings: display/msm/rgmu: Document A612 RGMU

[Krzysztof Kozlowski <krzk@kernel.org>]

On Sat, Nov 22, 2025 at 03:22:17AM +0530, Akhil P Oommen wrote:
> From: Jie Zhang <jie.zhang@oss.qualcomm.com>
> 
> RGMU a.k.a Reduced Graphics Management Unit is a small state machine
> with the sole purpose of providing IFPC (Inter Frame Power Collapse)
> support. Compared to GMU, it doesn't manage GPU clock, voltage
> scaling, bw voting or any other functionalities. All it does is detect
> an idle GPU and toggle the GDSC switch. As it doesn't access DDR space,
> it doesn't require iommu.
> 
> So far, only Adreno 612 GPU has an RGMU core. Document it in
> qcom,adreno-rgmu.yaml.
> 
> Signed-off-by: Jie Zhang <jie.zhang@oss.qualcomm.com>
> Signed-off-by: Akhil P Oommen <akhilpo@oss.qualcomm.com>
> ---
>  .../bindings/display/msm/qcom,adreno-rgmu.yaml     | 126 +++++++++++++++++++++
>  MAINTAINERS                                        |   1 +
>  2 files changed, 127 insertions(+)

Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>

Best regards,
Krzysztof