| Message ID | 20230628-topic-refgen-v1-1-126e59573eeb@linaro.org |
|---|---|
| State | Superseded |
| Headers | show |
| Series | Qualcomm REFGEN regulator | expand |
On Wed, Jun 28, 2023 at 06:29:45PM +0200, Konrad Dybcio wrote: > Modern Qualcomm SoCs have a REFGEN (reference voltage generator) > regulator, providing reference voltage to on-chip IP, like PHYs. > It's controlled through MMIO and we can toggle it or read its state back. > > Describe it. > > Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> > --- > .../regulator/qcom,sdm845-refgen-regulator.yaml | 56 ++++++++++++++++++++++ > 1 file changed, 56 insertions(+) > > diff --git a/Documentation/devicetree/bindings/regulator/qcom,sdm845-refgen-regulator.yaml b/Documentation/devicetree/bindings/regulator/qcom,sdm845-refgen-regulator.yaml > new file mode 100644 > index 000000000000..19d3eb9db98f > --- /dev/null > +++ b/Documentation/devicetree/bindings/regulator/qcom,sdm845-refgen-regulator.yaml > @@ -0,0 +1,56 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/regulator/qcom,sdm845-refgen-regulator.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Qualcomm Technologies, Inc. REFGEN Regulator > + > +maintainers: > + - Konrad Dybcio <konradybcio@kernel.org> > + > +description: | Don't need '|'. > + The REFGEN (reference voltage renegator) regulator provides reference renegator? > + voltage for on-chip IPs (like PHYs) on some Qualcomm SoCs. > + > +allOf: > + - $ref: regulator.yaml# > + > +properties: > + compatible: > + oneOf: > + - items: > + - enum: > + - qcom,sc7180-refgen-regulator > + - qcom,sc8180x-refgen-regulator > + - qcom,sm8150-refgen-regulator > + - const: qcom,sdm845-refgen-regulator > + > + - items: > + - enum: > + - qcom,sc7280-refgen-regulator > + - qcom,sc8280xp-refgen-regulator > + - qcom,sm6350-refgen-regulator > + - qcom,sm6375-refgen-regulator > + - qcom,sm8350-refgen-regulator > + - const: qcom,sm8250-refgen-regulator > + > + - enum: > + - qcom,sdm845-refgen-regulator > + - qcom,sm8250-refgen-regulator > + > + reg: true Need to define how many. > + > +required: > + - compatible > + - reg > + > +unevaluatedProperties: false > + > +examples: > + - | > + regulator@162f000 { > + compatible = "qcom,sm8250-refgen-regulator"; > + reg = <0 0x0162f000 0 0x84>; Default cell size is 1. > + }; > +... > > -- > 2.41.0 >
diff --git a/Documentation/devicetree/bindings/regulator/qcom,sdm845-refgen-regulator.yaml b/Documentation/devicetree/bindings/regulator/qcom,sdm845-refgen-regulator.yaml new file mode 100644 index 000000000000..19d3eb9db98f --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/qcom,sdm845-refgen-regulator.yaml @@ -0,0 +1,56 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/qcom,sdm845-refgen-regulator.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Technologies, Inc. REFGEN Regulator + +maintainers: + - Konrad Dybcio <konradybcio@kernel.org> + +description: | + The REFGEN (reference voltage renegator) regulator provides reference + voltage for on-chip IPs (like PHYs) on some Qualcomm SoCs. + +allOf: + - $ref: regulator.yaml# + +properties: + compatible: + oneOf: + - items: + - enum: + - qcom,sc7180-refgen-regulator + - qcom,sc8180x-refgen-regulator + - qcom,sm8150-refgen-regulator + - const: qcom,sdm845-refgen-regulator + + - items: + - enum: + - qcom,sc7280-refgen-regulator + - qcom,sc8280xp-refgen-regulator + - qcom,sm6350-refgen-regulator + - qcom,sm6375-refgen-regulator + - qcom,sm8350-refgen-regulator + - const: qcom,sm8250-refgen-regulator + + - enum: + - qcom,sdm845-refgen-regulator + - qcom,sm8250-refgen-regulator + + reg: true + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + regulator@162f000 { + compatible = "qcom,sm8250-refgen-regulator"; + reg = <0 0x0162f000 0 0x84>; + }; +...
Modern Qualcomm SoCs have a REFGEN (reference voltage generator) regulator, providing reference voltage to on-chip IP, like PHYs. It's controlled through MMIO and we can toggle it or read its state back. Describe it. Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> --- .../regulator/qcom,sdm845-refgen-regulator.yaml | 56 ++++++++++++++++++++++ 1 file changed, 56 insertions(+)