linux-kernel - [PATCH 4/4] arm64: dts: imx93: enable CM33 for 11x11 EVK

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Message-Id: <20230625105528.4057850-5-peng.fan@oss.nxp.com>
Date:   Sun, 25 Jun 2023 18:55:28 +0800
From:   "Peng Fan (OSS)" <peng.fan@....nxp.com>
To:     robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        shawnguo@...nel.org, s.hauer@...gutronix.de
Cc:     kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Peng Fan <peng.fan@....com>
Subject: [PATCH 4/4] arm64: dts: imx93: enable CM33 for 11x11 EVK

From: Peng Fan <peng.fan@....com>

Add reserved memory node for rpmsg
Enable CM33 node with mailbox property included for doorbell.

Signed-off-by: Peng Fan <peng.fan@....com>
---
 .../boot/dts/freescale/imx93-11x11-evk.dts    | 42 +++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
index 359ae86f4e7e..5050848a8837 100644
--- a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
@@ -27,6 +27,38 @@ linux,cma {
 			size = <0 0x10000000>;
 			linux,cma-default;
 		};
+
+		vdev0vring0: vdev0vring0@...00000 {
+			reg = <0 0xa4000000 0 0x8000>;
+			no-map;
+		};
+
+		vdev0vring1: vdev0vring1@...08000 {
+			reg = <0 0xa4008000 0 0x8000>;
+			no-map;
+		};
+
+		vdev1vring0: vdev1vring0@...00000 {
+			reg = <0 0xa4010000 0 0x8000>;
+			no-map;
+		};
+
+		vdev1vring1: vdev1vring1@...18000 {
+			reg = <0 0xa4018000 0 0x8000>;
+			no-map;
+		};
+
+		rsc_table: rsc-table@...1f000 {
+			reg = <0 0x2021f000 0 0x1000>;
+			no-map;
+		};
+
+		vdevbuffer: vdevbuffer@...20000 {
+			compatible = "shared-dma-pool";
+			reg = <0 0xa4020000 0 0x100000>;
+			no-map;
+		};
+
 	};
 
 	reg_vref_1v8: regulator-adc-vref {
@@ -107,6 +139,16 @@ &lpuart1 { /* console */
 	status = "okay";
 };
 
+&{/remoteproc-cm33} {
+	mbox-names = "tx", "rx", "rxdb";
+	mboxes = <&mu1 0 1
+		  &mu1 1 1
+		  &mu1 3 1>;
+	memory-region = <&vdevbuffer>, <&vdev0vring0>, <&vdev0vring1>,
+			<&vdev1vring0>, <&vdev1vring1>, <&rsc_table>;
+	status = "okay";
+};
+
 &usdhc1 {
 	pinctrl-names = "default", "state_100mhz", "state_200mhz";
 	pinctrl-0 = <&pinctrl_usdhc1>;
-- 
2.37.1