diff mbox series

[v2,4/5] arm64: dts: exynos: gs101: add pmu-intr-gen syscon node

Message ID 20250425-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v2-4-f1530de9da42@linaro.org
State New
Headers show
Series Fix gs101 CPU hotplug support | expand

Commit Message

Peter Griffin April 25, 2025, 4:25 p.m. UTC 
Add syscon node for the PMU Interrupt Generation registers.

Additionally update the exynos-pmu node to provide a phandle
to pmu-intr-gen syscon.

These registers are required for CPU hotplug to be functional.

Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
---
Changes since v1:
* Model pmu-intr-gen as it's own syscon (Krzysztof)
---
 arch/arm64/boot/dts/exynos/google/gs101.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/exynos/google/gs101.dtsi b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
index 91cda7758020563b2c5b5768d8921e87b1f4231c..48c691fd0a3ae430b5d66b402610d23b72b144d7 100644
--- a/arch/arm64/boot/dts/exynos/google/gs101.dtsi
+++ b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
@@ -1405,6 +1405,7 @@  sysreg_apm: syscon@174204e0 {
 		pmu_system_controller: system-controller@17460000 {
 			compatible = "google,gs101-pmu", "syscon";
 			reg = <0x17460000 0x10000>;
+			google,pmu-intr-gen-syscon = <&pmu_intr_gen>;
 
 			poweroff: syscon-poweroff {
 				compatible = "syscon-poweroff";
@@ -1434,6 +1435,11 @@  reboot-mode {
 			};
 		};
 
+		pmu_intr_gen: syscon@17470000 {
+			compatible = "google,gs101-pmu-intr-gen", "syscon";
+			reg = <0x17470000 0x10000>;
+		};
+
 		pinctrl_gpio_alive: pinctrl@174d0000 {
 			compatible = "google,gs101-pinctrl";
 			reg = <0x174d0000 0x00001000>;