Messages in this thread | | | From | Chen-Yu Tsai <> | Date | Mon, 14 Dec 2020 17:26:31 +0800 | Subject | Re: [PATCH 2/8] pinctrl: sunxi: Add support for the Allwinner H616 pin controller |
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On Mon, Dec 14, 2020 at 12:28 AM Icenowy Zheng <icenowy@aosc.io> wrote: > > 在 2020-12-02星期三的 13:54 +0000,Andre Przywara写道: > > Port A is used for an internal connection to some analogue circuitry > > which looks like an AC200 IP (as in the H6), though this is not > > mentioned in the manual. > > When developing for V831, I found that PIO controller in H616 (and > V831) has the functionality of selecting IO voltage of PF bank (needed > to handle UHS-I). > > How should we model this in PIO driver?
I suppose we could expose it as a regulator for the mmc node to consume as its vqmmc-supply?
ChenYu
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