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samples: boards: stm32: power_mgmt: standby_shutdown: use sys_poweroff

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Use the sys_poweroff() API to power off the board, also adjust messages
accordingly.

Signed-off-by: Gerard Marull-Paretas <gerard@teslabs.com>
This commit is contained in:
Gerard Marull-Paretas 2023-08-07 17:53:40 +02:00 • committed by Carles Cufí
commit 60da8d5303
3 changed files with 10 additions and 8 deletions
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1
samples/boards/stm32/power_mgmt/standby_shutdown/prj.conf
View file

@ -2,3 +2,4 @@ CONFIG_PM=y
CONFIG_PM_DEVICE=n
CONFIG_PM_DEVICE_RUNTIME=n
CONFIG_HWINFO=y
CONFIG_POWEROFF=y

2
samples/boards/stm32/power_mgmt/standby_shutdown/sample.yaml
View file

@ -15,7 +15,7 @@ tests:
- "Reset cause: Reset pin"
- "Device ready: .*"
- "Press and hold the user button:"
- "when LED2 is OFF to enter to Shutdown Mode"
- "when LED2 is OFF to power off"
- "when LED2 is ON to enter to Standby Mode"
filter: dt_compat_enabled("zephyr,power-state") and dt_enabled_alias_with_parent_compat("led0",
"gpio-leds") and dt_compat_enabled("st,stm32-lptim")

15
samples/boards/stm32/power_mgmt/standby_shutdown/src/main.c
View file

@ -11,6 +11,7 @@
#include <zephyr/drivers/gpio.h>
#include <zephyr/sys/printk.h>
#include <zephyr/pm/pm.h>
#include <zephyr/sys/poweroff.h>
#include <stm32_ll_pwr.h>
#if !defined(CONFIG_SOC_SERIES_STM32L4X)
@ -59,7 +60,7 @@ void button_pressed(const struct device *dev, struct gpio_callback *cb,
k_sem_give(&button_sem);
}
void thread_shutdown_standby_mode(void)
void thread_poweroff_standby_mode(void)
{
k_sem_init(&button_sem, 0, 1);
k_sem_take(&button_sem, K_FOREVER);
@ -67,13 +68,13 @@ void thread_shutdown_standby_mode(void)
printk("User button pressed\n");
config_wakeup_features();
if (led_is_on == false) {
printk("Shutdown Mode requested\n");
printk("Release the user button to exit from Shutdown Mode\n\n");
printk("Powering off\n");
printk("Release the user button to wake-up\n\n");
#ifdef CONFIG_LOG
k_msleep(2000);
#endif /* CONFIG_LOG */
pm_state_force(0u, &(struct pm_state_info) {PM_STATE_SOFT_OFF, 0, 0});
/* stay in Shutdown mode until wakeup line activated */
sys_poweroff();
/* powered off until wakeup line activated */
} else {
printk("Standby Mode requested\n");
printk("Release the user button to exit from Standby Mode\n\n");
@ -85,7 +86,7 @@ void thread_shutdown_standby_mode(void)
}
}
K_THREAD_DEFINE(thread_shutdown_standby_mode_id, STACKSIZE, thread_shutdown_standby_mode,
K_THREAD_DEFINE(thread_poweroff_standby_mode_id, STACKSIZE, thread_poweroff_standby_mode,
NULL, NULL, NULL, PRIORITY, 0, 0);
int main(void)
@ -138,7 +139,7 @@ int main(void)
printk("Device ready: %s\n\n\n", CONFIG_BOARD);
printk("Press and hold the user button:\n");
printk(" when LED2 is OFF to enter to Shutdown Mode\n");
printk(" when LED2 is OFF to power off\n");
printk(" when LED2 is ON to enter to Standby Mode\n\n");
led_is_on = true;