soc: st: stm32: complete wkup pins cfg before poweroff

Complete wake-up pins configuration before powering off the system when the CONFIG_STM32_WKUP_PINS flag is enabled. Signed-off-by: Abderrahmane Jarmouni <[email protected]>
zephyrproject-rtos · May 22, 2024 · 796a527 · 796a527
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commit 796a527
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diff --git a/soc/st/stm32/stm32l4x/poweroff.c b/soc/st/stm32/stm32l4x/poweroff.c
@@ -1,18 +1,27 @@
 /*
  * Copyright (c) 2023 Nordic Semiconductor ASA
+ * Copyright (c) 2024 STMicroelectronics
+ *
  * SPDX-License-Identifier: Apache-2.0
  */
 
 #include <zephyr/kernel.h>
 #include <zephyr/sys/poweroff.h>
 #include <zephyr/toolchain.h>
+#include <zephyr/drivers/misc/stm32_wkup_pins/stm32_wkup_pins.h>
 
 #include <stm32_ll_cortex.h>
 #include <stm32_ll_pwr.h>
 #include <stm32_ll_system.h>
 
 void z_sys_poweroff(void)
 {
+#ifdef CONFIG_STM32_WKUP_PINS
+	stm32_pwr_wkup_pin_cfg_pupd();
+
+	LL_PWR_ClearFlag_WU();
+#endif /* CONFIG_STM32_WKUP_PINS */
+
 	LL_PWR_SetPowerMode(LL_PWR_MODE_SHUTDOWN);
 	LL_LPM_EnableDeepSleep();
 	LL_DBGMCU_DisableDBGStandbyMode();

diff --git a/soc/st/stm32/stm32u5x/poweroff.c b/soc/st/stm32/stm32u5x/poweroff.c
@@ -1,17 +1,26 @@
 /*
  * Copyright (c) 2023 Nordic Semiconductor ASA
+ * Copyright (c) 2024 STMicroelectronics
+ *
  * SPDX-License-Identifier: Apache-2.0
  */
 
 #include <zephyr/kernel.h>
 #include <zephyr/sys/poweroff.h>
 #include <zephyr/toolchain.h>
+#include <zephyr/drivers/misc/stm32_wkup_pins/stm32_wkup_pins.h>
 
 #include <stm32_ll_cortex.h>
 #include <stm32_ll_pwr.h>
 
 void z_sys_poweroff(void)
 {
+#ifdef CONFIG_STM32_WKUP_PINS
+	stm32_pwr_wkup_pin_cfg_pupd();
+
+	LL_PWR_ClearFlag_WU();
+#endif /* CONFIG_STM32_WKUP_PINS */
+
 	LL_PWR_SetPowerMode(LL_PWR_SHUTDOWN_MODE);
 	LL_LPM_EnableDeepSleep();
 

diff --git a/soc/st/stm32/stm32wbx/poweroff.c b/soc/st/stm32/stm32wbx/poweroff.c
@@ -1,18 +1,25 @@
 /*
  * Copyright (c) 2023 Nordic Semiconductor ASA
+ * Copyright (c) 2024 STMicroelectronics
+ *
  * SPDX-License-Identifier: Apache-2.0
  */
 
 #include <zephyr/kernel.h>
 #include <zephyr/sys/poweroff.h>
 #include <zephyr/toolchain.h>
+#include <zephyr/drivers/misc/stm32_wkup_pins/stm32_wkup_pins.h>
 
 #include <stm32_ll_cortex.h>
 #include <stm32_ll_pwr.h>
 
 void z_sys_poweroff(void)
 {
+#ifdef CONFIG_STM32_WKUP_PINS
+	stm32_pwr_wkup_pin_cfg_pupd();
+
 	LL_PWR_ClearFlag_WU();
+#endif /* CONFIG_STM32_WKUP_PINS */
 
 	LL_PWR_SetPowerMode(LL_PWR_MODE_SHUTDOWN);
 	LL_LPM_EnableDeepSleep();

diff --git a/soc/st/stm32/stm32wlx/poweroff.c b/soc/st/stm32/stm32wlx/poweroff.c
@@ -1,17 +1,26 @@
 /*
  * Copyright (c) 2023 Nordic Semiconductor ASA
+ * Copyright (c) 2024 STMicroelectronics
+ *
  * SPDX-License-Identifier: Apache-2.0
  */
 
 #include <zephyr/kernel.h>
 #include <zephyr/sys/poweroff.h>
 #include <zephyr/toolchain.h>
+#include <zephyr/drivers/misc/stm32_wkup_pins/stm32_wkup_pins.h>
 
 #include <stm32_ll_cortex.h>
 #include <stm32_ll_pwr.h>
 
 void z_sys_poweroff(void)
 {
+#ifdef CONFIG_STM32_WKUP_PINS
+	stm32_pwr_wkup_pin_cfg_pupd();
+
+	LL_PWR_ClearFlag_WU();
+#endif /* CONFIG_STM32_WKUP_PINS */
+
 	LL_PWR_SetPowerMode(LL_PWR_MODE_SHUTDOWN);
 	LL_LPM_EnableDeepSleep();