diff --git a/soc/arm/st_stm32/stm32wl/CMakeLists.txt b/soc/arm/st_stm32/stm32wl/CMakeLists.txt
index 271d71fca16..80ba57ceb6b 100644
--- a/soc/arm/st_stm32/stm32wl/CMakeLists.txt
+++ b/soc/arm/st_stm32/stm32wl/CMakeLists.txt
@@ -2,3 +2,7 @@
 
 zephyr_include_directories(${ZEPHYR_BASE}/drivers)
 zephyr_sources(soc.c)
+
+zephyr_sources_ifdef(CONFIG_PM
+  power.c
+  )
diff --git a/soc/arm/st_stm32/stm32wl/Kconfig.defconfig.series b/soc/arm/st_stm32/stm32wl/Kconfig.defconfig.series
index be9e5eb2ca6..806cb2e56eb 100644
--- a/soc/arm/st_stm32/stm32wl/Kconfig.defconfig.series
+++ b/soc/arm/st_stm32/stm32wl/Kconfig.defconfig.series
@@ -10,4 +10,12 @@ source "soc/arm/st_stm32/stm32wl/Kconfig.defconfig.stm32wl*"
 config SOC_SERIES
 	default "stm32wl"
 
+if PM
+config PM_DEVICE
+	default y
+
+config STM32_LPTIM_TIMER
+	default y
+endif # PM
+
 endif # SOC_SERIES_STM32WLX
diff --git a/soc/arm/st_stm32/stm32wl/power.c b/soc/arm/st_stm32/stm32wl/power.c
new file mode 100644
index 00000000000..03fa3a88a3b
--- /dev/null
+++ b/soc/arm/st_stm32/stm32wl/power.c
@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2021 Fabio Baltieri
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+#include <zephyr.h>
+#include <pm/pm.h>
+#include <soc.h>
+#include <init.h>
+
+#include <stm32wlxx_ll_utils.h>
+#include <stm32wlxx_ll_bus.h>
+#include <stm32wlxx_ll_cortex.h>
+#include <stm32wlxx_ll_pwr.h>
+#include <stm32wlxx_ll_rcc.h>
+#include <stm32wlxx_ll_system.h>
+#include <clock_control/clock_stm32_ll_common.h>
+
+#include <logging/log.h>
+LOG_MODULE_DECLARE(soc, CONFIG_SOC_LOG_LEVEL);
+
+/* Invoke Low Power/System Off specific Tasks */
+void pm_power_state_set(struct pm_state_info info)
+{
+	switch (info.state) {
+	case PM_STATE_SUSPEND_TO_IDLE:
+		LL_RCC_SetClkAfterWakeFromStop(LL_RCC_STOP_WAKEUPCLOCK_HSI);
+		LL_PWR_ClearFlag_WU();
+		switch (info.substate_id) {
+		case 1:
+			LL_PWR_SetPowerMode(LL_PWR_MODE_STOP0);
+			break;
+		case 2:
+			LL_PWR_SetPowerMode(LL_PWR_MODE_STOP1);
+			break;
+		case 3:
+			LL_PWR_SetPowerMode(LL_PWR_MODE_STOP2);
+			break;
+		default:
+			LOG_DBG("Unsupported power substate-id %u", info.substate_id);
+			return;
+		}
+		LL_LPM_EnableDeepSleep();
+		k_cpu_idle();
+		break;
+	case PM_STATE_SOFT_OFF:
+		LL_PWR_ClearFlag_WU();
+		switch (info.substate_id) {
+		case 0:
+			LL_PWR_SetPowerMode(LL_PWR_MODE_STANDBY);
+			break;
+		case 1:
+			LL_PWR_SetPowerMode(LL_PWR_MODE_SHUTDOWN);
+			break;
+		default:
+			LOG_DBG("Unsupported power substate-id %u", info.substate_id);
+			return;
+		}
+		LL_LPM_EnableDeepSleep();
+		k_cpu_idle();
+		break;
+	default:
+		LOG_DBG("Unsupported power state %u", info.state);
+		break;
+	}
+}
+
+/* Handle SOC specific activity after Low Power Mode Exit */
+void pm_power_state_exit_post_ops(struct pm_state_info info)
+{
+	switch (info.state) {
+	case PM_STATE_SUSPEND_TO_IDLE:
+		LL_LPM_DisableSleepOnExit();
+		LL_LPM_EnableSleep();
+		/* need to restore the clock */
+		stm32_clock_control_init(NULL);
+		break;
+	case PM_STATE_SOFT_OFF:
+		/* Nothing to do. */
+		break;
+	default:
+		LOG_DBG("Unsupported power substate-id %u", info.state);
+		break;
+	}
+
+	/*
+	 * System is now in active mode.
+	 * Reenable interrupts which were disabled
+	 * when OS started idling code.
+	 */
+	irq_unlock(0);
+}
+
+/* Initialize STM32 Power */
+static int stm32_power_init(const struct device *dev)
+{
+	ARG_UNUSED(dev);
+
+#ifdef CONFIG_DEBUG
+	/* Enable the Debug Module during STOP mode */
+	LL_DBGMCU_EnableDBGStopMode();
+#endif /* CONFIG_DEBUG */
+
+	return 0;
+}
+
+SYS_INIT(stm32_power_init, POST_KERNEL, CONFIG_KERNEL_INIT_PRIORITY_DEFAULT);