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SubjectRe: [PATCH v2 3/4] regulator: dt-bindings: Add Allwinner D1 LDOs
On August 4, 2022 5:11:39 AM UTC, "Jernej Škrabec" <jernej.skrabec@gmail.com> wrote:
>> > 'simple-mfd' also means the child nodes have zero dependence on the
>> > parent node and its resources.
>>
>> That is correct. The regulators have zero dependencies on the audio codec
>> resources (clocks/resets/etc.). The _only_ relationship is the overlapping
>> address of the MMIO register.
>
>LDO registers are at the end of analogue codec MMIO space, right? We can
>easily split that to separate device, like it's been done for A20 timer &
>watchdog.

No, there are some audio-related registers after the LDO register ("POWER_REG" in the D1 and V853 manuals).
So it is not possible to cleanly split the MMIO region.

Regards,
Samuel

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