From: Souradeep Chowdhury <quic_schowdhu@quicinc.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
Andy Gross <agross@kernel.org>,
Konrad Dybcio <konrad.dybcio@somainline.org>,
"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
Bjorn Andersson <andersson@kernel.org>,
Rob Herring <robh+dt@kernel.org>
Cc: <linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>, <linux-arm-msm@vger.kernel.org>,
<devicetree@vger.kernel.org>,
Sibi Sankar <quic_sibis@quicinc.com>,
Rajendra Nayak <quic_rjendra@quicinc.com>
Subject: Re: [PATCH V1 2/4] dt-bindings: soc: qcom,mpm-sleep-counter: Add the dtschema
Date: Wed, 22 Mar 2023 19:16:46 +0530 [thread overview]
Message-ID: <e88d9482-4858-7042-7148-142ed9ebb6ad@quicinc.com> (raw)
In-Reply-To: <fc46c48d-2de0-ba3a-08b0-a09526bd9e26@linaro.org>
On 3/21/2023 11:03 PM, Krzysztof Kozlowski wrote:
> On 21/03/2023 14:51, Souradeep Chowdhury wrote:
>> Add the device tree bindings for the module power manager sleep
>> counter.
>>
>> Signed-off-by: Souradeep Chowdhury <quic_schowdhu@quicinc.com>
>> ---
>> .../bindings/soc/qcom/qcom,mpm-sleep-counter.yaml | 40 ++++++++++++++++++++++
>> 1 file changed, 40 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/soc/qcom/qcom,mpm-sleep-counter.yaml
>>
>> diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,mpm-sleep-counter.yaml b/Documentation/devicetree/bindings/soc/qcom/qcom,mpm-sleep-counter.yaml
>> new file mode 100644
>> index 0000000..f9f46b7
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/soc/qcom/qcom,mpm-sleep-counter.yaml
>> @@ -0,0 +1,40 @@
>> +# SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/soc/qcom/qcom,mpm-sleep-counter.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: MPM Sleep Counter
>> +
>> +maintainers:
>> + - Souradeep Chowdhury <quic_schowdhu@quicinc.com>
>> +
>> +description: |
>> + MPM(Module Power Manager) has a sleep counter which is used to track
>
> Missing space:
> MPM (Module
>
Ack
>> + various stages of the boot process in Qualcomm.
>
> in Qualcomm SoC. Because you do not track it in the company...
>
Ack
>> +
>> +properties:
>> + compatible:
>> + items:
>
> Drop items.
>
Ack
>> + - const: qcom,mpm2-sleep-counter
>
> SoC specific compatible.
>
This is a generic Module Power Manager Sleep Counter which is present in
all Qcom Socs, so SoC specific compatible is not given here.
>> +
>> + reg:
>> + items:
>> + - description: MPM Sleep Counter Base
>
> just maxItems: 1
>
Ack
>> +
>> + clock-frequency:
>> + description: Frequency for the sleep counter
>
> Since this does not have clocks, what frequency you are setting here?
Module Power Manager(MPM) Sleep Counter is a clock that starts ticking
from Primary Boot Loader(PBL) Stage. This is usually a 32 Khz clock and
the frequency for the same is stored here.
>
>> +
>> +required:
>> + - compatible
>> + - reg
>> +
>> +additionalProperties: false
>> +
>> +examples:
>> + - |
>> + mpm2-sleep-counter@c221000{
>
> Node names should be generic.
> https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation
Ack
>
>> + compatible = "qcom,mpm2-sleep-counter";
>> + reg = <0xc221000 0x1000>;
>> + clock-frequency = <32768>;
>> + };
>
> Best regards,
> Krzysztof
>
next prev parent reply other threads:[~2023-03-22 13:47 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-21 13:51 [PATCH V1 0/4] soc: qcom: boot_stats: Add driver support for boot_stats Souradeep Chowdhury
2023-03-21 13:51 ` [PATCH V1 1/4] dt-bindings: sram: qcom,imem: Add Boot Stat region within IMEM Souradeep Chowdhury
2023-03-21 17:31 ` Krzysztof Kozlowski
2023-03-22 13:34 ` Souradeep Chowdhury
2023-03-22 16:27 ` Krzysztof Kozlowski
2023-03-23 13:46 ` Souradeep Chowdhury
2023-03-21 13:51 ` [PATCH V1 2/4] dt-bindings: soc: qcom,mpm-sleep-counter: Add the dtschema Souradeep Chowdhury
2023-03-21 17:33 ` Krzysztof Kozlowski
2023-03-22 13:46 ` Souradeep Chowdhury [this message]
2023-03-22 16:29 ` Krzysztof Kozlowski
2023-03-23 13:49 ` Souradeep Chowdhury
2023-03-21 17:39 ` Krzysztof Kozlowski
2023-03-22 14:02 ` Souradeep Chowdhury
2023-03-22 16:31 ` Krzysztof Kozlowski
2023-03-23 13:51 ` Souradeep Chowdhury
2023-03-21 13:51 ` [PATCH V1 3/4] soc: qcom: boot_stat: Add Driver Support for Boot Stats Souradeep Chowdhury
2023-03-21 17:37 ` Krzysztof Kozlowski
2023-03-22 13:54 ` Souradeep Chowdhury
2023-03-22 14:53 ` Krzysztof Kozlowski
2023-03-23 13:45 ` Souradeep Chowdhury
2023-03-24 8:56 ` Krzysztof Kozlowski
2023-03-21 13:51 ` [PATCH V1 4/4] MAINTAINERS: Add the entry for boot_stats driver support Souradeep Chowdhury
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