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Message-Id: <20241021155221.112073-7-laurentiumihalcea111@gmail.com>
Date: Mon, 21 Oct 2024 11:52:21 -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 6/6] arm64: dts: imx8qm-mek: enable dsp node for rproc usage
From: Laurentiu Mihalcea <laurentiu.mihalcea@....com>
Set the status of the dsp node to "okay" and assign and add its reserved
memory regions.
Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@....com>
Reviewed-by: Frank Li <Frank.Li@....com>
---
arch/arm64/boot/dts/freescale/imx8qm-mek.dts | 27 ++++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
index 62203eed6a6c..d51da3b6b3aa 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
@@ -92,6 +92,27 @@ vdevbuffer: memory@...00000 {
reg = <0 0x90400000 0 0x100000>;
no-map;
};
+
+ dsp_reserved: memory@...00000 {
+ reg = <0 0x92400000 0 0x1000000>;
+ no-map;
+ };
+
+ 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;
+ };
};
lvds_backlight0: backlight-lvds0 {
@@ -640,6 +661,12 @@ &sai7 {
status = "okay";
};
+&vpu_dsp {
+ memory-region = <&dsp_vdev0buffer>, <&dsp_vdev0vring0>,
+ <&dsp_vdev0vring1>, <&dsp_reserved>;
+ status = "okay";
+};
+
&iomuxc {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_hog>;
--
2.34.1
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