From a16649452da473e39afe289f47a6e5b5a1909720 Mon Sep 17 00:00:00 2001
From: modolaty <mohsen.dolaty@amd.com>
Date: Wed, 11 Mar 2026 16:38:35 -0500
Subject: [PATCH] amd:dts: Add Chassis HWMON to SP7 PRBs

Add Aspeed chassis HWMON driver for SP7 PRB platforms
to detect Chassis Intrusion.

Tested:
- verified in SP7 Kenya

Signed-off-by: modolaty <mohsen.dolaty@amd.com>
---
 arch/arm64/boot/dts/aspeed/aspeed-bmc-amd-ghana.dts   | 4 ++++
 arch/arm64/boot/dts/aspeed/aspeed-bmc-amd-kenya.dts   | 4 ++++
 arch/arm64/boot/dts/aspeed/aspeed-bmc-amd-nigeria.dts | 4 ++++
 3 files changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/aspeed/aspeed-bmc-amd-ghana.dts b/arch/arm64/boot/dts/aspeed/aspeed-bmc-amd-ghana.dts
index c9effe9c6a1b25..694de842cd8027 100755
--- a/arch/arm64/boot/dts/aspeed/aspeed-bmc-amd-ghana.dts
+++ b/arch/arm64/boot/dts/aspeed/aspeed-bmc-amd-ghana.dts
@@ -876,3 +876,7 @@ spd_ ## bus ## _ ## index: spd@addr,4cc5118 ## index ## 000 { \
 	non-removable;
 	max-frequency = <200000000>;
 };
+
+&chassis {
+	status = "okay";
+};
diff --git a/arch/arm64/boot/dts/aspeed/aspeed-bmc-amd-kenya.dts b/arch/arm64/boot/dts/aspeed/aspeed-bmc-amd-kenya.dts
index 9854fe741976de..75c101fd635a86 100755
--- a/arch/arm64/boot/dts/aspeed/aspeed-bmc-amd-kenya.dts
+++ b/arch/arm64/boot/dts/aspeed/aspeed-bmc-amd-kenya.dts
@@ -788,3 +788,7 @@ spd_ ## bus ## _ ## index: spd@addr,4cc5118 ## index ## 000 { \
 	non-removable;
 	max-frequency = <200000000>;
 };
+
+&chassis {
+	status = "okay";
+};
diff --git a/arch/arm64/boot/dts/aspeed/aspeed-bmc-amd-nigeria.dts b/arch/arm64/boot/dts/aspeed/aspeed-bmc-amd-nigeria.dts
index 7d5599729f3f00..5d663c90aa7538 100755
--- a/arch/arm64/boot/dts/aspeed/aspeed-bmc-amd-nigeria.dts
+++ b/arch/arm64/boot/dts/aspeed/aspeed-bmc-amd-nigeria.dts
@@ -1094,3 +1094,7 @@ spd_ ## bus ## _ ## index: spd@addr,4cc5118 ## index ## 000 { \
 	non-removable;
 	max-frequency = <200000000>;
 };
+
+&chassis {
+	status = "okay";
+};