Re: [PATCH v2] arm64: dts: qcom: talos: Add memory-region for audio PD

[Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>]

On 4/19/26 9:41 AM, Ekansh Gupta via B4 Relay wrote:
> From: Ekansh Gupta <ekansh.gupta@oss.qualcomm.com>
> 
> Reserve memory region for audio PD dynamic loading and remote heap
> requirements. Add the required VMID list for memory ownership
> transfers.
> 
> Signed-off-by: Ekansh Gupta <ekansh.gupta@oss.qualcomm.com>
> ---
> Changes in v2:
> - Fixed VMID list alignment.
> - Link to v1: https://lore.kernel.org/r/20260418-talosaudio-v1-1-585ab22faaf4@oss.qualcomm.com
> ---
>  arch/arm64/boot/dts/qcom/talos.dtsi | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/talos.dtsi b/arch/arm64/boot/dts/qcom/talos.dtsi
> index ff5afbfce2a4..f71b327c7ddf 100644
> --- a/arch/arm64/boot/dts/qcom/talos.dtsi
> +++ b/arch/arm64/boot/dts/qcom/talos.dtsi
> @@ -11,6 +11,7 @@
>  #include <dt-bindings/clock/qcom,qcs615-videocc.h>
>  #include <dt-bindings/clock/qcom,rpmh.h>
>  #include <dt-bindings/dma/qcom-gpi.h>
> +#include <dt-bindings/firmware/qcom,scm.h>
>  #include <dt-bindings/interconnect/qcom,icc.h>
>  #include <dt-bindings/interconnect/qcom,osm-l3.h>
>  #include <dt-bindings/interconnect/qcom,qcs615-rpmh.h>
> @@ -657,6 +658,11 @@ pil_gpu_mem: pil-gpu@97715000 {
>  			reg = <0x0 0x97715000 0x0 0x2000>;
>  			no-map;
>  		};
> +
> +		adsp_rpc_remote_heap_mem: adsp-rpc-remote-heap@97717000 {
> +			reg = <0x0 0x97717000 0x0 0x800000>;
> +			no-map;
> +		};

Is this for the QLI-QCS615 memory map, or LA-SM6150? I think it's
right for the latter, but I'm not super sure.

Plus, like we talked in another thread, I'm not sure this matters (dep
on whether UEFI reserves it?)

Konrad