linux-kernel - Re: [PATCH v4 1/4] arm64: dts: qcom: ipq6018: add 1.2GHz CPU Frequency

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Message-ID: <9eba9b8d-8851-46d2-bb5e-ae14d5da63d0@oss.qualcomm.com>
Date: Fri, 3 Jan 2025 12:52:52 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Chukun Pan <amadeus@....edu.cn>, konrad.dybcio@....qualcomm.com
Cc: andersson@...nel.org, conor+dt@...nel.org, devicetree@...r.kernel.org,
        konradybcio@...nel.org, krzk+dt@...nel.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 1/4] arm64: dts: qcom: ipq6018: add 1.2GHz CPU
 Frequency

On 3.01.2025 4:00 AM, Chukun Pan wrote:
> Hi,
>> Could you try to boot the BSP software and read out the related
>> registers to determine the real CPU frequency?
>>
>> Or perhaps, if there's a cpufreq driver (I don't know), check syfs
> 
> 1. The CPU frequency on OEM firmware is 1.2GHz.
> 2. The CPU frequency on the BSP kernel is 1.2GHz.
> 
> Related commit on the BSP kernel:
> https://git.codelinaro.org/clo/qsdk/oss/kernel/linux-ipq-5.4/-/commit/7336e62905941d8137176b911410d1cea25d6336

Ok, thank you for providing this

Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

Konrad