[PATCH 1/2] Documentation: dt: clock: Add fractional scale binding
From: Hoan Tran <hidden>
Date: 2016-06-16 23:41:23
Also in:
linux-clk, lkml
Subsystem:
common clk framework, open firmware and flattened device tree bindings, the rest · Maintainers:
Michael Turquette, Stephen Boyd, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Add fractional scale clock DTS binding. Signed-off-by: Hoan Tran <redacted> Signed-off-by: Loc Ho <redacted> --- .../bindings/clock/fractional-scale-clock.txt | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/fractional-scale-clock.txt
diff --git a/Documentation/devicetree/bindings/clock/fractional-scale-clock.txt b/Documentation/devicetree/bindings/clock/fractional-scale-clock.txt
new file mode 100644
index 0000000..864a77ea
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/fractional-scale-clock.txt@@ -0,0 +1,31 @@ +Binding for fractional scale clock source. + +This binding uses the common clock binding[1]. + +[1] Documentation/devicetree/bindings/clock/clock-bindings.txt + +Required properties: +- compatible : shall be "fractional-scale-clock". +- clocks : shall be the input parent clock phandle for the clock. +- #clock-cells : shall be set to 1. +- reg : shall be the physical register address for the clock. +- clock-output-names : shall be the name of the clock referenced by derive clock. +- clock-shift: Bit shift of the clock register. Default is 0. +- clock-width: Width of the clock register. Default is 32. +- clock-denom: shall be the denominator value. Default is 2^32. + +Optional properties: +- clock-inverted: shall be 1 if the numerator is inverted. +- clock-names : shall be the name of the clock. If missing, use the device name. + +Example: + clock { + compatible = "fractional-scale-clock"; + clocks = <&parentclk>; + #clock-cells = <1>; + reg = <0x0 0xFFFF0000 0x0 0x10> + clock-shift = <8>; + clock-width = <3>; + clock-denom = <8>; + clock-inverted = <1>; + };
--
1.9.1