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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-aac0e895372sm1874946666b.58.2025.01.03.03.52.53 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 03 Jan 2025 03:52:54 -0800 (PST) Message-ID: <9eba9b8d-8851-46d2-bb5e-ae14d5da63d0@oss.qualcomm.com> Date: Fri, 3 Jan 2025 12:52:52 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 1/4] arm64: dts: qcom: ipq6018: add 1.2GHz CPU Frequency To: Chukun Pan , konrad.dybcio@oss.qualcomm.com Cc: andersson@kernel.org, conor+dt@kernel.org, devicetree@vger.kernel.org, konradybcio@kernel.org, krzk+dt@kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250103030005.30784-1-amadeus@jmu.edu.cn> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20250103030005.30784-1-amadeus@jmu.edu.cn> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: H0kDCLyircyN3F9DaA9kh85N-5Jbc0EQ X-Proofpoint-GUID: H0kDCLyircyN3F9DaA9kh85N-5Jbc0EQ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 lowpriorityscore=0 malwarescore=0 clxscore=1015 impostorscore=0 mlxscore=0 spamscore=0 bulkscore=0 priorityscore=1501 mlxlogscore=919 suspectscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2501030105 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