linux-kernel - [PATCH V2] arm64: dts: imx95: add p2a reply channel

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Date: Fri, 28 Jun 2024 10:09:21 +0800
From: "Peng Fan (OSS)" <peng.fan@....nxp.com>
To: robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	shawnguo@...nel.org,
	s.hauer@...gutronix.de
Cc: kernel@...gutronix.de,
	festevam@...il.com,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	Peng Fan <peng.fan@....com>
Subject: [PATCH V2] arm64: dts: imx95: add p2a reply channel

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

For Platform to Agent(p2a) notification, i.MX95 System Manager(SM)
firmware requires a reply communication. So add mailbox channel for
p2a reply communication.

Signed-off-by: Peng Fan <peng.fan@....com>
---

v2:
 Just resend with maillist included

 arch/arm64/boot/dts/freescale/imx95.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/freescale/imx95.dtsi b/arch/arm64/boot/dts/freescale/imx95.dtsi
index f98cec944eee..8127ed2beb1f 100644
--- a/arch/arm64/boot/dts/freescale/imx95.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx95.dtsi
@@ -281,7 +281,7 @@ sram1: sram@...c0000 {
 	firmware {
 		scmi {
 			compatible = "arm,scmi";
-			mboxes = <&mu2 5 0>, <&mu2 3 0>, <&mu2 3 1>;
+			mboxes = <&mu2 5 0>, <&mu2 3 0>, <&mu2 3 1>, <&mu2 5 1>;
 			shmem = <&scmi_buf0>, <&scmi_buf1>;
 			#address-cells = <1>;
 			#size-cells = <0>;
-- 
2.37.1