linux-kernel - [PATCH v4 3/6] arm64: dts: imx8qxp-mek: add dsp rproc-related mem regions

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Message-Id: <20241021155221.112073-4-laurentiumihalcea111@gmail.com>
Date: Mon, 21 Oct 2024 11:52:18 -0400
From: Laurentiu Mihalcea <laurentiumihalcea111@...il.com>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Daniel Baluta <daniel.baluta@....com>,
	Shengjiu Wang <shengjiu.wang@....com>,
	Iuliana Prodan <iuliana.prodan@....com>,
	Tushar Khandelwal <Tushar.Khandelwal@....com>,
	Viresh Kumar <viresh.kumar@...aro.org>,
	Frank Li <Frank.li@....com>
Cc: devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org
Subject: [PATCH v4 3/6] arm64: dts: imx8qxp-mek: add dsp rproc-related mem regions

From: Laurentiu Mihalcea <laurentiu.mihalcea@....com>

Add missing dsp rproc-related reserved memory regions and assign them to
the 'dsp' node.

Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@....com>
Reviewed-by: Frank Li <Frank.Li@....com>
---
 arch/arm64/boot/dts/freescale/imx8qxp-mek.dts | 21 ++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts b/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
index 936ba5ecdcac..4c4e71d39bac 100644
--- a/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
@@ -21,6 +21,24 @@ memory@...00000 {
 		reg = <0x00000000 0x80000000 0 0x40000000>;
 	};
 
+	reserved-memory {
+		dsp_vdev0vring0: memory@...f0000 {
+			reg = <0 0x942f0000 0 0x8000>;
+			no-map;
+		};
+
+		dsp_vdev0vring1: memory@...f8000 {
+			reg = <0 0x942f8000 0 0x8000>;
+			no-map;
+		};
+
+		dsp_vdev0buffer: memory@...00000 {
+			compatible = "shared-dma-pool";
+			reg = <0 0x94300000 0 0x100000>;
+			no-map;
+		};
+	};
+
 	reg_usdhc2_vmmc: usdhc2-vmmc {
 		compatible = "regulator-fixed";
 		regulator-name = "SD1_SPWR";
@@ -63,7 +81,8 @@ sound-wm8960 {
 };
 
 &dsp {
-	memory-region = <&dsp_reserved>;
+	memory-region = <&dsp_vdev0buffer>, <&dsp_vdev0vring0>,
+			<&dsp_vdev0vring1>, <&dsp_reserved>;
 	status = "okay";
 };
 
-- 
2.34.1