Messages in this thread | | | Date | Thu, 04 Aug 2022 14:01:58 +0000 | From | Samuel Holland <> | Subject | Re: [PATCH v2 3/4] regulator: dt-bindings: Add Allwinner D1 LDOs |
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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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