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Date:   Thu, 27 Feb 2020 22:38:11 -0800
From:   Bjorn Andersson <bjorn.andersson@linaro.org>
To:     Maulik Shah <mkshah@codeaurora.org>
Cc:     swboyd@chromium.org, mka@chromium.org, evgreen@chromium.org,
        linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org,
        agross@kernel.org, dianders@chromium.org, rnayak@codeaurora.org,
        ilina@codeaurora.org, lsrao@codeaurora.org,
        Mahesh Sivasubramanian <msivasub@codeaurora.org>,
        devicetree@vger.kernel.org
Subject: Re: [PATCH v2 1/4] dt-bindings: Introduce soc sleep stats bindings
 for Qualcomm SoCs
Message-ID: <20200228063811.GC857139@builder>
References: <1582274986-17490-1-git-send-email-mkshah@codeaurora.org>
 <1582274986-17490-2-git-send-email-mkshah@codeaurora.org>
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On Fri 21 Feb 00:49 PST 2020, Maulik Shah wrote:

> From: Mahesh Sivasubramanian <msivasub@codeaurora.org>
> 
> Add device binding documentation for Qualcomm Technology Inc's (QTI)
> SoC sleep stats driver. The driver is used for displaying SoC sleep
> statistic maintained by Always On Processor or Resource Power Manager.
> 

Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>

> Cc: devicetree@vger.kernel.org
> Signed-off-by: Mahesh Sivasubramanian <msivasub@codeaurora.org>
> Signed-off-by: Lina Iyer <ilina@codeaurora.org>
> Signed-off-by: Maulik Shah <mkshah@codeaurora.org>
> ---
>  .../bindings/soc/qcom/soc-sleep-stats.yaml         | 47 ++++++++++++++++++++++
>  1 file changed, 47 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/soc/qcom/soc-sleep-stats.yaml
> 
> diff --git a/Documentation/devicetree/bindings/soc/qcom/soc-sleep-stats.yaml b/Documentation/devicetree/bindings/soc/qcom/soc-sleep-stats.yaml
> new file mode 100644
> index 00000000..50352a4
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/qcom/soc-sleep-stats.yaml
> @@ -0,0 +1,47 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/bindings/soc/qcom/soc-sleep-stats.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm Technologies, Inc. (QTI) SoC sleep stats bindings
> +
> +maintainers:
> +  - Maulik Shah <mkshah@codeaurora.org>
> +  - Lina Iyer <ilina@codeaurora.org>
> +
> +description: |
> +  Always On Processor/Resource Power Manager maintains statistics of the SoC
> +  sleep modes involving powering down of the rails and oscillator clock.
> +
> +  Statistics includes SoC sleep mode type, number of times low power mode were
> +  entered, time of last entry, time of last exit and accumulated sleep duration.
> +  SoC sleep stats driver provides debugfs interface to show this information.
> +
> +properties:
> +  compatible:
> +    enum:
> +      - qcom,rpmh-sleep-stats
> +      - qcom,rpm-sleep-stats
> +
> +  reg:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +
> +examples:
> +  # Example of rpmh sleep stats
> +  - |
> +    rpmh_sleep_stats: soc-sleep-stats@c3f0000 {
> +      compatible = "qcom,rpmh-sleep-stats";
> +      reg = <0 0xc3f0000 0 0x400>;
> +    };
> +  # Example of rpm sleep stats
> +  - |
> +    rpm_sleep_stats: soc-sleep-stats@4690000 {
> +      compatible = "qcom,rpm-sleep-stats";
> +      reg = <0 0x04690000 0 0x400>;
> +    };
> +...
> -- 
> QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
> of Code Aurora Forum, hosted by The Linux Foundation