Re: [PATCH v2 0/6] arm64: dts: qcom: nord: Add remoteproc and PMIC support

[Konrad Dybcio]

On 9/9/26 3:16 PM, Shawn Guo wrote:
> On Wed, Sep 09, 2026 at 02:13:35PM +0200, Konrad Dybcio wrote:
>> On 9/7/26 2:06 PM, Shawn Guo wrote:
>>> On Fri, Sep 04, 2026 at 12:00:40PM +0200, Konrad Dybcio wrote:
>>>> On 9/4/26 10:16 AM, Shawn Guo wrote:
>>>>> This series adds ADSP and CDSP remoteproc support, the SPMI PMIC arbiter
>>>>> and the PMIC descriptions for the Qualcomm Nord platform, and adds the
>>>>> initial device tree for the Nord Ride Embedded board.

[...]

>>> - Supplies of Nord SoC
>>>
>>>   vreg_l7a_1p2     -->  VDD_PX14
>>
>> Does RPMH require HLOS to cast these votes? Generally such supplies
>> should be taken care of in the fw
> 
> Good point! I just did a couple of tests by:
> 
> - dropping regulator-always-on/regulator-boot-on from these regulators
> - dropping these regulators completely from DTS
> 
> Both booted fine (the nhlos software for Nord Embedded variant are still
> under heavy development though).
> 
> So what do you prefer, dropping always-on/boot-on property or
> the regulators completely?

I think it's best to reach out to the PMIC folks and ask what they think

+Kamal?

Konrad