[PATCH v5 2/5] clk: sunxi: Add a driver for the PLL2

Chen-Yu Tsai wens at csie.org
Mon Oct 19 01:28:43 PDT 2015


On Mon, Oct 19, 2015 at 4:08 PM, Maxime Ripard
<maxime.ripard at free-electrons.com> wrote:
> The PLL2 on the A10 and later SoCs is the clock used for all the audio
> related operations.
>
> This clock has a somewhat complex output tree, with three outputs (2X, 4X
> and 8X) with a fixed divider from the base clock, and an output (1X) with a
> post divider.
>
> However, we can simplify things since the 1X divider can be fixed, and we
> end up by having a base clock not exposed to any device (or at least
> directly, since the 4X output doesn't have any divider), and 4 fixed
> divider clocks that will be exposed.
>
> This clock seems to have been introduced, at least in this form, in the
> revision B of the A10, but we don't have any information on the clock used
> on the revision A.
>
> Signed-off-by: Maxime Ripard <maxime.ripard at free-electrons.com>

Reviewed-by: Chen-Yu Tsai <wens at csie.org>



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