Re: [PATCH 09/16] arm64: dts: qcom: shikra: Add CDSP, LPAICP, MPSS remoteproc PAS nodes

[Dmitry Baryshkov]

On Fri, May 29, 2026 at 03:41:50PM +0530, Komal Bajaj wrote:
> On 5/25/2026 2:57 PM, Dmitry Baryshkov wrote:
> > On Mon, May 25, 2026 at 01:19:13AM +0530, Komal Bajaj wrote:
> > > From: Bibek Kumar Patro <bibek.patro@xxxxxxxxxxxxxxxx>
> > > 
> > > Add nodes for remoteproc PAS loader for CDSP, LPAICP, MPSS subsystem.
> > > 
> > > Signed-off-by: Bibek Kumar Patro <bibek.patro@xxxxxxxxxxxxxxxx>
> > > Signed-off-by: Komal Bajaj <komal.bajaj@xxxxxxxxxxxxxxxx>
> > > ---
> > >   arch/arm64/boot/dts/qcom/shikra.dtsi | 164 +++++++++++++++++++++++++++++++++++
> > >   1 file changed, 164 insertions(+)
> > > 
> > > +
> > > +		remoteproc_lpaicp: remoteproc@b800000 {
> > > +			compatible = "qcom,shikra-lpaicp-pas";
> > > +			reg = <0x0 0x0b800000 0x0 0x200000>;
> > > +
> > > +			interrupts-extended = <&intc GIC_SPI 257 IRQ_TYPE_EDGE_RISING 0>,
> > > +					      <&lmcu_smp2p_in 0 IRQ_TYPE_NONE>,
> > > +					      <&lmcu_smp2p_in 1 IRQ_TYPE_NONE>,
> > > +					      <&lmcu_smp2p_in 2 IRQ_TYPE_NONE>,
> > > +					      <&lmcu_smp2p_in 3 IRQ_TYPE_NONE>;
> > > +
> > > +			interrupt-names = "wdog",
> > > +					  "fatal",
> > > +					  "ready",
> > > +					  "handover",
> > > +					  "stop-ack";
> > > +
> > > +			clocks = <&rpmcc RPM_SMD_XO_CLK_SRC>;
> > > +			clock-names = "xo";
> > > +
> > > +			memory-region = <&lmcu_mem &lmcu_dtb_mem>;
> > > +
> > > +			qcom,smem-states = <&lmcu_smp2p_out 0>;
> > > +			qcom,smem-state-names = "stop";
> > > +
> > > +			status = "disabled";
> > > +
> > > +			glink-edge {
> > > +				interrupts = <GIC_SPI 286 IRQ_TYPE_EDGE_RISING 0>;
> > > +				mboxes = <&apcs_glb 9>;
> > > +				qcom,remote-pid = <26>;
> > > +				label = "lpaicp";
> > No FastRPC for LPAICP?
> 
> No, FastRPC is not applicable for LPAICP. FastRPC is primarily used for
> offloading audio, sensor, or other DSP-related workloads, and is not
> required here.

Which likely means, no compressed audio support?

-- 
With best wishes
Dmitry