Messages in this thread | | | Subject | Re: [PATCH] clk: sunxi-ng: v3s: add support for variable rate audio pll output | From | Tobias Schramm <> | Date | Thu, 18 Feb 2021 09:51:54 +0100 |
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Hi Maxime, > > It's not really clear to me how that would help. > > The closest frequency we can provide for 24.576MHz would be 24580645 Hz, > with N = 127, M = 31 and P = 4, so it would work with what we have > already? >
As far as I'm aware the multiplier N ranges from 0 to 128 (offset of 1 from 0 to 127). Thus 24MHz * 128 / 25 / 5 = 24.576MHz. Since this requires the postdiv to be set to 5 it is not supported yet.
Cheers, Tobias
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