| Message ID | 20170713074927.10882-3-quentin.schulz@free-electrons.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On Thu, 13 Jul 2017 09:49:20 +0200 Quentin Schulz <quentin.schulz@free-electrons.com> 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> > --- > > added in v2: > - split from big patch with pll drivers and dt-binding > > 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 5f3ad65daf69..51c259a92d02 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).
On 07/13, 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> > --- > > added in v2: > - split from big patch with pll drivers and dt-binding Subject seems wrong. Should have "bindings" somewhere?
diff --git a/Documentation/devicetree/bindings/clock/at91-clock.txt b/Documentation/devicetree/bindings/clock/at91-clock.txt index 5f3ad65daf69..51c259a92d02 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).