| Message ID | ab59b9d6b4bcd3a26672ce83e379f49c551eb9ba.1500968090.git-series.quentin.schulz@free-electrons.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
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@free-electrons.com> > Acked-by: Rob Herring <robh@kernel.org> > Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com> Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com> > --- > 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). >
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).