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Diffstat (limited to 'Documentation/devicetree/bindings/clock/silabs,si570.txt')
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diff --git a/Documentation/devicetree/bindings/clock/silabs,si570.txt b/Documentation/devicetree/bindings/clock/silabs,si570.txt new file mode 100644 index 000000000000..c09f21e1d98f --- /dev/null +++ b/Documentation/devicetree/bindings/clock/silabs,si570.txt @@ -0,0 +1,39 @@ +Binding for Silicon Labs 570, 571, 598 and 599 programmable +I2C clock generators. + +Reference +This binding uses the common clock binding[1]. Details about the devices can be +found in the data sheets[2][3]. + +[1] Documentation/devicetree/bindings/clock/clock-bindings.txt +[2] Si570/571 Data Sheet + http://www.silabs.com/Support%20Documents/TechnicalDocs/si570.pdf +[3] Si598/599 Data Sheet + http://www.silabs.com/Support%20Documents/TechnicalDocs/si598-99.pdf + +Required properties: + - compatible: Shall be one of "silabs,si570", "silabs,si571", + "silabs,si598", "silabs,si599" + - reg: I2C device address. + - #clock-cells: From common clock bindings: Shall be 0. + - factory-fout: Factory set default frequency. This frequency is part specific. + The correct frequency for the part used has to be provided in + order to generate the correct output frequencies. For more + details, please refer to the data sheet. + - temperature-stability: Temperature stability of the device in PPM. Should be + one of: 7, 20, 50 or 100. + +Optional properties: + - clock-output-names: From common clock bindings. Recommended to be "si570". + - clock-frequency: Output frequency to generate. This defines the output + frequency set during boot. It can be reprogrammed during + runtime through the common clock framework. + +Example: + si570: clock-generator@5d { + #clock-cells = <0>; + compatible = "silabs,si570"; + temperature-stability = <50>; + reg = <0x5d>; + factory-fout = <156250000>; + }; |