5c5fb0afd7
This change updates dt-bindings for qcom_cpuss_sleep_stats_v4 driver that lpm count and residency can be read. Change-Id: Ia5dc8fc905610a61561dfba0e8235a4d9dddcf9c Signed-off-by: Minghao Zhang <quic_minghao@quicinc.com>
106 lines
2.8 KiB
YAML
106 lines
2.8 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: "http://devicetree.org/schemas/soc/qcom/cpuss-sleep-stats.yaml#"
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$schema: "http://devicetree.org/meta-schemas/core.yaml#"
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title: Qualcomm Technologies, Inc. cpuss sleep stats
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maintainers:
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- Maulik Shah <quic_mkshah@quicinc.com>
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- Minghao Zhang <quic_minghao@quicinc.com>
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description:
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The low power mode counts and residency in the low power mode is maintained in
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the hardware. The cpu sleep stats allows to read this configuration and display
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the same.
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This driver creates debugfs entry for all enabled lpm and provide LPM count and
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residency.
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properties:
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compatible:
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enum:
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- qcom,cpuss-sleep-stats
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- qcom,cpuss-sleep-stats-v4
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reg:
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maxItems: 10
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description: cpuss sleep stats RAM base register region.
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reg-names:
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items:
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- const: seq_lpm_cntr_cfg_cpu0
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- const: seq_lpm_cntr_cfg_cpu1
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- const: seq_lpm_cntr_cfg_cpu2
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- const: seq_lpm_cntr_cfg_cpu3
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- const: seq_lpm_cntr_cfg_cpu4
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- const: seq_lpm_cntr_cfg_cpu5
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- const: seq_lpm_cntr_cfg_cpu6
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- const: seq_lpm_cntr_cfg_cpu7
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- const: l3_seq_lpm_cntr_cfg
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- const: apss_seq_mem_base
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- const: base
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num-cpus:
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const: 8
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description: provides information about the number of CPUs in the system.
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required:
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- compatible
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- reg
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- reg-names
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if:
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properties:
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compatible:
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contains:
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enum:
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- qcom,cpuss-sleep-stats
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then:
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required:
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- num-cpus
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allOf:
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- if:
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properties:
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compatible:
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contains:
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enum:
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- qcom,cpuss-sleep-stats
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then:
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properties:
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reg:
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items:
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- description: cpuss sleep stats RAM base register region.
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reg-names:
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items:
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- description: names corresponding to each reg property value.
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num-cpus:
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items:
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- description: provides information about the number of CPUs in the system.
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additionalProperties: false
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examples:
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- |
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cpuss-sleep-stats@18000054 {
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compatible = "qcom,cpuss-sleep-stats";
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reg = <0x18000054 0x4>, <0x18010054 0x4>, <0x18020054 0x4>,
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<0x18030054 0x4>, <0x18040054 0x4>, <0x18050054 0x4>,
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<0x18060054 0x4>, <0x18070054 0x4>, <0x18080098 0x4>,
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<0x180C0000 0x10000>;
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reg-names = "seq_lpm_cntr_cfg_cpu0", "seq_lpm_cntr_cfg_cpu1",
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"seq_lpm_cntr_cfg_cpu2", "seq_lpm_cntr_cfg_cpu3",
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"seq_lpm_cntr_cfg_cpu4", "seq_lpm_cntr_cfg_cpu5",
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"seq_lpm_cntr_cfg_cpu6", "seq_lpm_cntr_cfg_cpu7",
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"l3_seq_lpm_cntr_cfg", "apss_seq_mem_base";
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num-cpus = <8>;
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};
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- |
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cpuss-sleep-stats@17850000 {
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compatible = "qcom,cpuss-sleep-stats-v4";
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reg = <0x17850000 0x4000>;
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reg-names = "base";
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};
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