[PATCH v2 2/3] arm64: dts: ti: k3-*: Add am64x and newer reset registers

From: A. Sverdlin

Date: Mon Mar 16 2026 - 03:06:04 EST


From: Alexander Sverdlin <alexander.sverdlin@xxxxxxxxxxx>

Add the reset registers present on AM64x and newer SoCs carrying reset
cause information.

Signed-off-by: Alexander Sverdlin <alexander.sverdlin@xxxxxxxxxxx>
---
Changelog:
v2: no changes

arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi | 5 +++++
arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi | 5 +++++
arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 5 +++++
3 files changed, 15 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi
index 75aed3a88284d..954130e8f37ba 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi
@@ -41,6 +41,11 @@ usb1_phy_ctrl: syscon@4018 {
compatible = "ti,am62-usb-phy-ctrl", "syscon";
reg = <0x4018 0x4>;
};
+
+ rst@18170 {
+ compatible = "ti,am64-rst";
+ reg = <0x18170 0x10>;
+ };
};

target-module@2b300050 {
diff --git a/arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi
index 23877dadc98dc..7c94e6e16c069 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi
@@ -39,6 +39,11 @@ usb1_phy_ctrl: syscon@4018 {
compatible = "ti,am62-usb-phy-ctrl", "syscon";
reg = <0x4018 0x4>;
};
+
+ rst@18170 {
+ compatible = "ti,am64-rst";
+ reg = <0x18170 0x10>;
+ };
};

target-module@2b300050 {
diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
index 1b1d3970888b8..acbc7243cb16a 100644
--- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
@@ -74,6 +74,11 @@ epwm_tbclk: clock-controller@4130 {
reg = <0x4130 0x4>;
#clock-cells = <1>;
};
+
+ rst@18170 {
+ compatible = "ti,am64-rst";
+ reg = <0x18170 0x10>;
+ };
};

gic500: interrupt-controller@1800000 {
--
2.52.0