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

[Ekansh Gupta <ekansh.gupta@oss.qualcomm.com>]

On 18-04-2026 20:45, Dmitry Baryshkov wrote:
> On Sat, Apr 18, 2026 at 11:18:01AM +0530, Ekansh Gupta wrote:
>> 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>
>> ---
>>  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..c36917d6e0a9 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;
>> +		};
>>  	};
>>  
>>  	soc: soc@0 {
>> @@ -5100,6 +5106,9 @@ fastrpc {
>>  					compatible = "qcom,fastrpc";
>>  					qcom,glink-channels = "fastrpcglink-apps-dsp";
>>  					label = "adsp";
>> +					memory-region = <&adsp_rpc_remote_heap_mem>;
>> +					qcom,vmids = <QCOM_SCM_VMID_LPASS
>> +							  QCOM_SCM_VMID_ADSP_HEAP>;
> 
> Align on '<' symbol.
ack
> 
>>  					#address-cells = <1>;
>>  					#size-cells = <0>;
>>  
>>
>> ---
>> base-commit: c7275b05bc428c7373d97aa2da02d3a7fa6b9f66
>> change-id: 20260418-talosaudio-b8ecf8b9a1b3
>>
>> Best regards,
>> -- 
>> Ekansh Gupta <ekansh.gupta@oss.qualcomm.com>
>>
>