Re: [PATCH 00/35] irqchip/qcom-pdc: Clean up register mapping and DT descriptions

[Konrad Dybcio]

On 4/10/26 8:40 PM, Mukesh Ojha wrote:
> The Qualcomm PDC (Power Domain Controller) hardware exposes multiple DRV
> (Driver) regions, each 0x10000 bytes in size, where each region serves a
> specific client in the system . Linux only needs access to the APSS DRV
> region.

[...]

>   arm64: dts: qcom: kaanapali: Drop unused second PDC reg entry
>   arm64: dts: qcom: lemans: Drop unused second PDC reg entry
>   arm64: dts: qcom: milos: Drop unused second PDC reg entry
>   arm64: dts: qcom: monaco: Drop unused second PDC reg entry
>   arm64: dts: qcom: sc8280xp: Drop unused second PDC reg entry
>   arm64: dts: qcom: sdx75: Drop unused second PDC reg entry
>   arm64: dts: qcom: talos: Drop unused second PDC reg entry

I believe that was intended for this feature:

https://lore.kernel.org/linux-arm-msm/1568411962-1022-8-git-send-email-ilina@xxxxxxxxxxxxxx/

Is that something that ever turned out useful?

Konrad