Messages in this thread | | | Date | Wed, 8 Feb 2023 20:37:22 +0100 | Subject | Re: [PATCH] ASoC: dt-bindings: wlf,wm8994: Convert to dtschema | From | Krzysztof Kozlowski <> |
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On 08/02/2023 19:09, Mark Brown wrote: > >>> Are you *sure* they are grounded and not supplied from the LDOs? > >> That's what I have on schematics (attached), if I got it right. > > You'll notice that they've got decoupling caps on rather than being > grounded - there's an internal connection to the LDO output so if the > LDOs are in use that's all that's required, while if the LDOs are not in > use for some reason then an external supply is connected there.
Yes, indeed, not grounded. I'll rephrase the commit. I also found few other differences needed: 1. AVDD2 should be always required, 2. LDO2VDD exists on WM8994.
Best regards, Krzysztof
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