0001 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
0002 %YAML 1.2
0003 ---
0004 $id: http://devicetree.org/schemas/soc/qcom/qcom-stats.yaml#
0005 $schema: http://devicetree.org/meta-schemas/core.yaml#
0006
0007 title: Qualcomm Technologies, Inc. (QTI) Stats bindings
0008
0009 maintainers:
0010 - Maulik Shah <mkshah@codeaurora.org>
0011
0012 description:
0013 Always On Processor/Resource Power Manager maintains statistics of the SoC
0014 sleep modes involving powering down of the rails and oscillator clock.
0015
0016 Statistics includes SoC sleep mode type, number of times low power mode were
0017 entered, time of last entry, time of last exit and accumulated sleep duration.
0018
0019 properties:
0020 compatible:
0021 enum:
0022 - qcom,rpmh-stats
0023 - qcom,rpm-stats
0024 # For older RPM firmware versions with fixed offset for the sleep stats
0025 - qcom,apq8084-rpm-stats
0026 - qcom,msm8226-rpm-stats
0027 - qcom,msm8916-rpm-stats
0028 - qcom,msm8974-rpm-stats
0029
0030 reg:
0031 maxItems: 1
0032
0033 required:
0034 - compatible
0035 - reg
0036
0037 additionalProperties: false
0038
0039 examples:
0040 # Example of rpmh sleep stats
0041 - |
0042 sram@c3f0000 {
0043 compatible = "qcom,rpmh-stats";
0044 reg = <0x0c3f0000 0x400>;
0045 };
0046 # Example of rpm sleep stats
0047 - |
0048 sram@4690000 {
0049 compatible = "qcom,rpm-stats";
0050 reg = <0x04690000 0x10000>;
0051 };
0052 ...
