Messages in this thread Patch in this message | | | From | Sricharan R <> | Subject | [PATCH v9 05/15] dt-bindings: clock: Document qcom,hfpll | Date | Tue, 6 Mar 2018 20:08:58 +0530 |
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From: Stephen Boyd <sboyd@codeaurora.org>
Adds bindings document for qcom,hfpll instantiated within the Krait processor subsystem as separate register region.
Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> --- .../devicetree/bindings/clock/qcom,hfpll.txt | 46 ++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/qcom,hfpll.txt
diff --git a/Documentation/devicetree/bindings/clock/qcom,hfpll.txt b/Documentation/devicetree/bindings/clock/qcom,hfpll.txt new file mode 100644 index 0000000..771cb0a --- /dev/null +++ b/Documentation/devicetree/bindings/clock/qcom,hfpll.txt @@ -0,0 +1,46 @@ +High-Frequency PLL (HFPLL) + +PROPERTIES + +- compatible: + Usage: required + Value type: <string>: + shall contain only one of the following. The generic + compatible "qcom,hfpll" should be also included. + + "qcom,hfpll-ipq8064", "qcom,hfpll" + "qcom,hfpll-apq8064", "qcom,hfpll" + "qcom,hfpll-msm8974", "qcom,hfpll" + "qcom,hfpll-msm8960", "qcom,hfpll" + +- reg: + Usage: required + Value type: <prop-encoded-array> + Definition: address and size of HPLL registers. An optional second + element specifies the address and size of the alias + register region. + +- clock-output-names: + Usage: required + Value type: <string> + Definition: Name of the PLL. Typically hfpllX where X is a CPU number + starting at 0. Otherwise hfpll_Y where Y is more specific + such as "l2". + +Example: + +1) An HFPLL for the L2 cache. + + clock-controller@f9016000 { + compatible = "qcom,hfpll-ipq8064", "qcom,hfpll"; + reg = <0xf9016000 0x30>; + clock-output-names = "hfpll_l2"; + }; + +2) An HFPLL for CPU0. This HFPLL has the alias register region. + + clock-controller@f908a000 { + compatible = "qcom,hfpll-ipq8064", "qcom,hfpll"; + reg = <0xf908a000 0x30>, <0xf900a000 0x30>; + clock-output-names = "hfpll0"; + }; -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
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