[PATCH RFC 8/8] arm64: dts: exynos850: add PMU interrupt generation node

From: Alexey Klimov

Date: Thu Feb 26 2026 - 11:05:14 EST


Add pmu_intr_gen node for Exynos850. This hw block is required
for different power management routines like CPU hotplug and
different sleep and idle states.
Also reference this node from main PMU node.

Signed-off-by: Alexey Klimov <alexey.klimov@xxxxxxxxxx>
---
arch/arm64/boot/dts/exynos/exynos850.dtsi | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/exynos/exynos850.dtsi b/arch/arm64/boot/dts/exynos/exynos850.dtsi
index cb55015c8dce..e3f4fe6ee118 100644
--- a/arch/arm64/boot/dts/exynos/exynos850.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos850.dtsi
@@ -211,9 +211,15 @@ gic: interrupt-controller@12a01000 {
IRQ_TYPE_LEVEL_HIGH)>;
};

+ pmu_intr_gen: syscon@11870000 {
+ compatible = "samsung,exynos850-pmu-intr-gen", "syscon";
+ reg = <0x11870000 0x10000>;
+ };
+
pmu_system_controller: system-controller@11860000 {
compatible = "samsung,exynos850-pmu", "syscon";
reg = <0x11860000 0x10000>;
+ samsung,pmu-intr-gen-syscon = <&pmu_intr_gen>;

reboot: syscon-reboot {
compatible = "syscon-reboot";

--
2.51.0