linux-kernel - [PATCH v7 5/5] arm64: dts: Enable DSP node for remoteproc usage

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Message-ID: <20250320121004.2542314-6-daniel.baluta@nxp.com>
Date: Thu, 20 Mar 2025 14:09:55 +0200
From: Daniel Baluta <daniel.baluta@....com>
To: shawnguo@...nel.org,
	robh@...nel.org
Cc: s.hauer@...gutronix.de,
	kernel@...gutronix.de,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	festevam@...il.com,
	devicetree@...r.kernel.org,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	frank.li@....com,
	aisheng.dong@....com,
	daniel.baluta@...il.com,
	laurentiu.mihalcea@....com,
	shengjiu.wang@....com,
	iuliana.prodan@....com,
	a.fatoum@...gutronix.de,
	mathieu.poirier@...aro.org,
	linux-remoteproc@...r.kernel.org,
	Daniel Baluta <daniel.baluta@....com>
Subject: [PATCH v7 5/5] arm64: dts: Enable DSP node for remoteproc usage

Enable all relevant nodes to support remoteproc with imx8mp-evk board.
	- add rproc specific memory regions
	- enable dsp_reserved node
	- enable mu2 node
	- enable dsp node

Signed-off-by: Daniel Baluta <daniel.baluta@....com>
---
 arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index c26954e5a605..9ab3ee93a35b 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
@@ -309,6 +309,16 @@ &aud2htx {
 	status = "okay";
 };
 
+&dsp_reserved {
+	status = "okay";
+};
+
+&dsp {
+	memory-region = <&dsp_vdev0buffer>, <&dsp_vdev0vring0>,
+			<&dsp_vdev0vring1>, <&dsp_reserved>;
+	status = "okay";
+};
+
 &eqos {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_eqos>;
@@ -690,6 +700,10 @@ dsi_out: endpoint {
 	};
 };
 
+&mu2 {
+	status = "okay";
+};
+
 &pcie_phy {
 	fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>;
 	clocks = <&pcie0_refclk>;
-- 
2.43.0