[PATCH v2 2/2] arm64: dts: imx8mp: add reserve-memory nodes for DSP

Iuliana Prodan (OSS) iuliana.prodan at oss.nxp.com
Tue Sep 12 08:30:21 PDT 2023


From: Iuliana Prodan <iuliana.prodan at nxp.com>

Add the reserve-memory nodes used by DSP when the rpmsg
feature is enabled.

Signed-off-by: Iuliana Prodan <iuliana.prodan at nxp.com>
---
 arch/arm64/boot/dts/freescale/imx8mp.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index cc406bb338fe..59e672382b07 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -211,6 +211,19 @@
 			reg = <0 0x92400000 0 0x2000000>;
 			no-map;
 		};
+		dsp_vdev0vring0: vdev0vring0 at 942f0000 {
+			reg = <0 0x942f0000 0 0x8000>;
+			no-map;
+		};
+		dsp_vdev0vring1: vdev0vring1 at 942f8000 {
+			reg = <0 0x942f8000 0 0x8000>;
+			no-map;
+		};
+		dsp_vdev0buffer: vdev0buffer at 94300000 {
+			compatible = "shared-dma-pool";
+			reg = <0 0x94300000 0 0x100000>;
+			no-map;
+		};
 	};
 
 	pmu {
-- 
2.17.1




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