linux-kernel - Re: [PATCH v1] arm64: qcom: pd-mapper: Add QCS615 power domain mappings

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Message-ID: <aa4f73a0-9342-4b02-aff6-df88abf836db@oss.qualcomm.com>
Date: Tue, 27 Jan 2026 16:03:54 +0800
From: Le Qi <le.qi@....qualcomm.com>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
        Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Cc: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel@....qualcomm.com
Subject: Re: [PATCH v1] arm64: qcom: pd-mapper: Add QCS615 power domain
 mappings

On 1/24/2026 4:03 AM, Dmitry Baryshkov wrote:
> On Thu, Jan 22, 2026 at 01:07:45PM +0100, Konrad Dybcio wrote:
>> On 1/22/26 12:13 PM, Le Qi wrote:
>>> Add the QCS615 domain table to the in-kernel pd-mapper so that audio
>>> subsystems no longer rely on the userspace pd-mapper daemon.
>>> This enables proper initialization of ADSP and CDSP domains directly
>>> from the kernel.
>>>
>>> Signed-off-by: Le Qi <le.qi@....qualcomm.com>
>>> ---
>>>   drivers/soc/qcom/qcom_pd_mapper.c | 9 +++++++++
>>>   1 file changed, 9 insertions(+)
>>>
>>> diff --git a/drivers/soc/qcom/qcom_pd_mapper.c b/drivers/soc/qcom/qcom_pd_mapper.c
>>> index 1bcbe69688d2..884a2db9bb08 100644
>>> --- a/drivers/soc/qcom/qcom_pd_mapper.c
>>> +++ b/drivers/soc/qcom/qcom_pd_mapper.c
>>> @@ -401,6 +401,14 @@ static const struct qcom_pdm_domain_data *qcs404_domains[] = {
>>>   	NULL,
>>>   };
>>>   
>>> +static const struct qcom_pdm_domain_data *qcs615_domains[] = {
>>> +	&adsp_audio_pd,
>>> +	&adsp_root_pd,
>>> +	&adsp_sensor_pd,
>>> +	&cdsp_root_pd,
>>> +	NULL,
>>> +};
>>
>> No modem_xyz?
> 
> There definitely should be mpss_root_pd / mpss_wlan_pd, otherwise modem
> will not load WiFi firmware.
> 

Hi Konrad and Dmitry, This board does not contain an MPSS. WiFi is 
handled by an independent WLAN module, which has its own internal PMU 
and is already supported.

-- 
Thx and BRs,
Le Qi