Re: [PATCH v4 2/9] dt-bindings: clk: at91: add audio plls to the compatible list

From: Nicolas Ferre
Date: Tue Jul 25 2017 - 11:44:45 EST


On 25/07/2017 at 09:37, Quentin Schulz wrote:
> This new clock driver set allows to have a fractional divided clock that
> would generate a precise clock particularly suitable for audio
> applications.
>
> The main audio pll clock has two children clocks: one that is connected
> to the PMC, the other that can directly drive a pad. As these two routes
> have different enable bits and different dividers and divider formulas,
> they are handled by two different drivers.
>
> This adds the audio plls (frac, pad and pmc) to the compatible list of
> at91 clocks in DT binding.
>
> Signed-off-by: Quentin Schulz <quentin.schulz@xxxxxxxxxxxxxxxxxx>
> Acked-by: Rob Herring <robh@xxxxxxxxxx>
> Acked-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>

Acked-by: Nicolas Ferre <nicolas.ferre@xxxxxxxxxxxxx>

> ---
> Documentation/devicetree/bindings/clock/at91-clock.txt | 10 ++++++++++
> 1 file changed, 10 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/clock/at91-clock.txt b/Documentation/devicetree/bindings/clock/at91-clock.txt
> index 5f3ad65..51c259a 100644
> --- a/Documentation/devicetree/bindings/clock/at91-clock.txt
> +++ b/Documentation/devicetree/bindings/clock/at91-clock.txt
> @@ -81,6 +81,16 @@ Required properties:
> "atmel,sama5d2-clk-generated":
> at91 generated clock
>
> + "atmel,sama5d2-clk-audio-pll-frac":
> + at91 audio fractional pll
> +
> + "atmel,sama5d2-clk-audio-pll-pad":
> + at91 audio pll CLK_AUDIO output pin
> +
> + "atmel,sama5d2-clk-audio-pll-pmc"
> + at91 audio pll output on AUDIOPLLCLK that feeds the PMC
> + and can be used by peripheral clock or generic clock
> +
> Required properties for SCKC node:
> - reg : defines the IO memory reserved for the SCKC.
> - #size-cells : shall be 0 (reg is used to encode clk id).
>


--
Nicolas Ferre