kernel/Documentation/devicetree/bindings/clock/qcom,spmi-clkdiv.txt
2024-07-22 17:22:30 +08:00

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Qualcomm Technologies, Inc. SPMI PMIC clock divider (clkdiv)
clkdiv configures the clock frequency of a set of outputs on the PMIC.
These clocks are typically wired through alternate functions on
gpio pins.
=======================
Properties
=======================
- compatible
Usage: required
Value type: <string>
Definition: must be "qcom,spmi-clkdiv".
- reg
Usage: required
Value type: <prop-encoded-array>
Definition: base address of CLKDIV peripherals.
- qcom,num-clkdivs
Usage: required
Value type: <u32>
Definition: number of CLKDIV peripherals.
- clocks:
Usage: required
Value type: <prop-encoded-array>
Definition: reference to the xo clock.
- clock-names:
Usage: required
Value type: <stringlist>
Definition: must be "xo".
- #clock-cells:
Usage: required
Value type: <u32>
Definition: shall contain 1.
=======
Example
=======
pm8998_clk_divs: clock-controller@5b00 {
compatible = "qcom,spmi-clkdiv";
reg = <0x5b00>;
#clock-cells = <1>;
qcom,num-clkdivs = <3>;
clocks = <&xo_board>;
clock-names = "xo";
assigned-clocks = <&pm8998_clk_divs 1>,
<&pm8998_clk_divs 2>,
<&pm8998_clk_divs 3>;
assigned-clock-rates = <9600000>,
<9600000>,
<9600000>;
};