From: Vinayak Katoch <vinayak.katoch@oss.qualcomm.com>
To: Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konradybcio@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>
Cc: Bharath Kumar <bkumar@qti.qualcomm.com>,
Chenna Kesava Raju <chennak@qti.qualcomm.com>,
Ekansh Gupta <ekansh.gupta@oss.qualcomm.com>,
linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Vinayak Katoch <vinayak.katoch@oss.qualcomm.com>
Subject: [PATCH] arm64: dts: qcom: agatti: Add memory-region for audio PD
Date: Thu, 06 Aug 2026 16:44:41 +0530 [thread overview]
Message-ID: <20260806-agatti-audio-v1-1-cd6766cc9ccb@oss.qualcomm.com> (raw)
Reserve memory region for audio PD dynamic loading and remote heap
requirements. Add the required VMID list for memory ownership
transfers.
Signed-off-by: Vinayak Katoch <vinayak.katoch@oss.qualcomm.com>
---
arch/arm64/boot/dts/qcom/agatti.dtsi | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/agatti.dtsi b/arch/arm64/boot/dts/qcom/agatti.dtsi
index 590bd2432d85..f2277d7d445b 100644
--- a/arch/arm64/boot/dts/qcom/agatti.dtsi
+++ b/arch/arm64/boot/dts/qcom/agatti.dtsi
@@ -381,6 +381,14 @@ rmtfs_mem: memory@89b01000 {
qcom,client-id = <1>;
qcom,vmid = <QCOM_SCM_VMID_MSS_MSA QCOM_SCM_VMID_NAV>;
};
+
+ adsp_rpc_remote_heap_mem: adsp-rpc-remote-heap {
+ compatible = "shared-dma-pool";
+ alloc-ranges = <0x0 0x80000000 0x0 0x80000000>;
+ reusable;
+ alignment = <0x0 0x400000>;
+ size = <0x0 0x800000>;
+ };
};
smp2p-adsp {
@@ -2348,6 +2356,9 @@ 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>;
qcom,non-secure-domain;
---
base-commit: 1701fda2f58e345c050f4309971bdc07cd6146ba
change-id: 20260806-agatti-audio-357bcd74ae9c
Best regards,
--
Vinayak Katoch <vinayak.katoch@oss.qualcomm.com>
next reply other threads:[~2026-08-06 11:14 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-06 11:14 Vinayak Katoch [this message]
2026-08-06 12:12 ` Dmitry Baryshkov
2026-08-07 5:46 ` Vinayak Katoch
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