From: Rob Herring <rob.herring@xxxxxxxxxxx> Newer versions of PLL h/w have different frequency ranges for the PLLs, but otherwise have the same programming model. Add an optional property "calxeda,pll-max-hz" for Calxeda PLL clocks to handle this difference. Signed-off-by: Rob Herring <rob.herring@xxxxxxxxxxx> Cc: Mike Turquette <mturquette@xxxxxxxxxx> Cc: Pawel Moll <pawel.moll@xxxxxxx> Cc: Mark Rutland <mark.rutland@xxxxxxx> Cc: Ian Campbell <ijc+devicetree@xxxxxxxxxxxxxx> --- Documentation/devicetree/bindings/clock/calxeda.txt | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/clock/calxeda.txt b/Documentation/devicetree/bindings/clock/calxeda.txt index 7ebc89c..9ee1b64 100644 --- a/Documentation/devicetree/bindings/clock/calxeda.txt +++ b/Documentation/devicetree/bindings/clock/calxeda.txt @@ -1,4 +1,4 @@ -Device Tree Clock bindings for Calxeda highbank platform +Device Tree Clock bindings for Calxeda platforms This binding uses the common clock binding[1]. @@ -15,3 +15,8 @@ Required properties: - clocks : shall be the input parent clock phandle for the clock. This is either an oscillator or a pll output. - #clock-cells : from common clock binding; shall be set to 0. + +Optional properties: +- calxeda,pll-max-hz : The maximum output frequency of the PLL in Hz. The + default is 2.133GHz if not present. This is only present for + "calxeda,hb-pll-clock" nodes. -- 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
