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https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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d16db38c2a
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> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20230628-topic-refgen-v3-1-9fbf0e605d23@linaro.org Signed-off-by: Mark Brown <broonie@kernel.org>
58 lines
1.3 KiB
YAML
58 lines
1.3 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/regulator/qcom,sdm845-refgen-regulator.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Qualcomm Technologies, Inc. REFGEN Regulator
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maintainers:
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- Konrad Dybcio <konradybcio@kernel.org>
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description:
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The REFGEN (reference voltage generator) regulator provides reference
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voltage for on-chip IPs (like PHYs) on some Qualcomm SoCs.
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allOf:
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- $ref: regulator.yaml#
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properties:
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compatible:
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oneOf:
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- items:
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- enum:
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- qcom,sc7180-refgen-regulator
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- qcom,sc8180x-refgen-regulator
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- qcom,sm8150-refgen-regulator
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- const: qcom,sdm845-refgen-regulator
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- items:
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- enum:
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- qcom,sc7280-refgen-regulator
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- qcom,sc8280xp-refgen-regulator
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- qcom,sm6350-refgen-regulator
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- qcom,sm6375-refgen-regulator
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- qcom,sm8350-refgen-regulator
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- const: qcom,sm8250-refgen-regulator
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- enum:
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- qcom,sdm845-refgen-regulator
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- qcom,sm8250-refgen-regulator
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reg:
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maxItems: 1
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required:
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- compatible
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- reg
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unevaluatedProperties: false
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examples:
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- |
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regulator@162f000 {
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compatible = "qcom,sm8250-refgen-regulator";
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reg = <0x0162f000 0x84>;
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};
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...
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