On 31/12/2022 23:01, Samuel Holland wrote: > D1 has a crypto engine similar to the one in other Allwinner SoCs. > Like H6, it has a separate MBUS clock gate. > > It also requires the internal RC oscillator to be enabled for the TRNG > to return data, presumably because noise from the oscillator is used as > an entropy source. This is likely the case for earlier variants as well, > but it really only matters for H616 and newer SoCs, as H6 provides no > way to disable the internal oscillator. > > Signed-off-by: Samuel Holland <samuel@xxxxxxxxxxxx> > --- Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> Best regards, Krzysztof