Re: [PATCH v4 2/2] arm64: dts: qcom: qcs615: Add CPU scaling clock node

[Taniya Das <quic_tdas@quicinc.com>]

On 6/25/2025 5:06 PM, Dmitry Baryshkov wrote:
> On Wed, Jun 25, 2025 at 04:44:01PM +0530, Taniya Das wrote:
>> Add cpufreq-hw node to support CPU frequency scaling.
>>
>> Signed-off-by: Taniya Das <quic_tdas@quicinc.com>
>> ---
>>  arch/arm64/boot/dts/qcom/qcs615.dtsi | 29 +++++++++++++++++++++++++++++
>>  1 file changed, 29 insertions(+)
>>
>> @@ -3891,6 +3907,19 @@ glink_edge: glink-edge {
>>  				qcom,remote-pid = <2>;
>>  			};
>>  		};
>> +
>> +		cpufreq_hw: cpufreq@18323000 {
>> +			compatible = "qcom,sc7180-cpufreq-hw", "qcom,cpufreq-hw";
> 
> Why? Other platforms use a true SoC as the first entry.
> 
Dmitry, from cpufreq-hw perspective SC7180 is a exact match for QCS615
and that was the reason to use the same.

>> +			reg = <0 0x18323000 0 0x1400>, <0 0x18325800 0 0x1400>;
>> +			reg-names = "freq-domain0", "freq-domain1";
>> +
>> +			clocks = <&rpmhcc RPMH_CXO_CLK>, <&gcc GPLL0>;
>> +			clock-names = "xo", "alternate";
>> +
>> +			#freq-domain-cells = <1>;
>> +			#clock-cells = <1>;
>> +		};
>> +
>>  	};
>>  
>>  	arch_timer: timer {
>>
>> -- 
>> 2.34.1
>>
>