Re: [PATCH 1/6] arm64: dts: qcom: nord: Add support for ADSP and CDSPs

[Shawn Guo <shengchao.guo@oss.qualcomm.com>]

On Wed, Sep 02, 2026 at 03:52:37PM +0200, Konrad Dybcio wrote:
> On 8/31/26 5:20 AM, Shawn Guo wrote:
> > Add device tree nodes to support ADSP (HPASS DSP) and CDSPs remoteproc
> > on Nord SoC.
> > 
> > This includes:
> > - SMEM memory reservation used by the inter-processor communication
> >   infrastructure
> > - IPCC mailbox controller for inter-processor signalling
> > - AOSS QMP node for load state power management
> > - SMP2P nodes providing stop control and fault/crash interrupt signals
> > - Remoteproc nodes with a GLINK edge and FastRPC compute contexts for
> >   userspace offload
> > 
> > The embedded variant specific power domains, XO clock, and interconnect
> > paths are filled in nord-embedded.dtsi.
> > 
> > Signed-off-by: Shawn Guo <shengchao.guo@oss.qualcomm.com>
> > ---
> 
> With our previous discussion at <ao5Vh_d_dAlJknpl@QCOM-aGQu4IUr3Y>
> in mind, can we reasonably assume the ADSP description is fine as-is?

Yes, ADSP0 can work independently just like the single ADSP on other
SoCs. As audio support depends on ADSP0, we would like to get it land
first and leave the cluster support as an incremental change later.

Shawn