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Diffstat (limited to 'Documentation/devicetree/bindings/clock/qcom,rpmcc.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/clock/qcom,rpmcc.yaml | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/clock/qcom,rpmcc.yaml b/Documentation/devicetree/bindings/clock/qcom,rpmcc.yaml new file mode 100644 index 000000000..2a95bf866 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/qcom,rpmcc.yaml @@ -0,0 +1,158 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/qcom,rpmcc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm RPM Clock Controller + +maintainers: + - Bjorn Andersson <bjorn.andersson@linaro.org> + - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> + +description: | + The clock enumerators are defined in <dt-bindings/clock/qcom,rpmcc.h> and + come in pairs:: FOO_CLK followed by FOO_A_CLK. The latter clock is + an "active" clock, which means that the consumer only care that the clock is + available when the apps CPU subsystem is active, i.e. not suspended or in + deep idle. If it is important that the clock keeps running during system + suspend, you need to specify the non-active clock, the one not containing + *_A_* in the enumerator name. + +properties: + compatible: + items: + - enum: + - qcom,rpmcc-apq8060 + - qcom,rpmcc-apq8064 + - qcom,rpmcc-ipq806x + - qcom,rpmcc-mdm9607 + - qcom,rpmcc-msm8226 + - qcom,rpmcc-msm8660 + - qcom,rpmcc-msm8909 + - qcom,rpmcc-msm8916 + - qcom,rpmcc-msm8936 + - qcom,rpmcc-msm8953 + - qcom,rpmcc-msm8974 + - qcom,rpmcc-msm8976 + - qcom,rpmcc-msm8992 + - qcom,rpmcc-msm8994 + - qcom,rpmcc-msm8996 + - qcom,rpmcc-msm8998 + - qcom,rpmcc-qcm2290 + - qcom,rpmcc-qcs404 + - qcom,rpmcc-sdm660 + - qcom,rpmcc-sm6115 + - qcom,rpmcc-sm6125 + - qcom,rpmcc-sm6375 + - const: qcom,rpmcc + + '#clock-cells': + const: 1 + + clocks: + minItems: 1 + maxItems: 2 + + clock-names: + minItems: 1 + maxItems: 2 + +required: + - compatible + - '#clock-cells' + +allOf: + - if: + properties: + compatible: + contains: + enum: + - qcom,rpmcc-apq8060 + - qcom,rpmcc-ipq806x + - qcom,rpmcc-msm8660 + + then: + properties: + clocks: + items: + - description: pxo clock + + clock-names: + items: + - const: pxo + + - if: + properties: + compatible: + contains: + const: qcom,rpmcc-apq8064 + then: + properties: + clocks: + items: + - description: pxo clock + - description: cxo clock + + clock-names: + items: + - const: pxo + - const: cxo + + - if: + properties: + compatible: + contains: + enum: + - qcom,rpmcc-mdm9607 + - qcom,rpmcc-msm8226 + - qcom,rpmcc-msm8916 + - qcom,rpmcc-msm8936 + - qcom,rpmcc-msm8953 + - qcom,rpmcc-msm8974 + - qcom,rpmcc-msm8976 + - qcom,rpmcc-msm8992 + - qcom,rpmcc-msm8994 + - qcom,rpmcc-msm8996 + - qcom,rpmcc-msm8998 + - qcom,rpmcc-qcm2290 + - qcom,rpmcc-qcs404 + - qcom,rpmcc-sdm660 + - qcom,rpmcc-sm6115 + - qcom,rpmcc-sm6125 + + then: + properties: + clocks: + items: + - description: xo clock + + clock-names: + items: + - const: xo + +additionalProperties: false + +examples: + - | + rpm { + rpm-requests { + compatible = "qcom,rpm-msm8916"; + qcom,smd-channels = "rpm_requests"; + + clock-controller { + compatible = "qcom,rpmcc-msm8916", "qcom,rpmcc"; + #clock-cells = <1>; + }; + }; + }; + + - | + rpm { + clock-controller { + compatible = "qcom,rpmcc-ipq806x", "qcom,rpmcc"; + #clock-cells = <1>; + clocks = <&pxo_board>; + clock-names = "pxo"; + }; + }; |