samples: boards: stm32 power standby detect sw reset cause

After flashing the board, the reset pin and the software reset are detected as reset cause by the device Put this in the sample to match the rule Signed-off-by: Francois Ramu <[email protected]>
zephyrproject-rtos · Oct 14, 2024 · d99b5d4 · d99b5d4
1 parent 57a6aa3
commit d99b5d4
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Showing 2 changed files with 6 additions and 5 deletions.
diff --git a/samples/boards/st/power_mgmt/standby_shutdown/sample.yaml b/samples/boards/st/power_mgmt/standby_shutdown/sample.yaml
@@ -12,7 +12,7 @@ tests:
     harness_config:
       type: multi_line
       regex:
-        - "Reset cause: Reset pin"
+        - "Reset cause: Reset *"
         - "Device ready: .*"
         - "Press and hold the user button:"
         - "when LED2 is OFF to power off"

diff --git a/samples/boards/st/power_mgmt/standby_shutdown/src/main.c b/samples/boards/st/power_mgmt/standby_shutdown/src/main.c
@@ -100,19 +100,20 @@ int main(void)
 	hwinfo_get_reset_cause(&cause);
 	hwinfo_clear_reset_cause();
 
-	if (cause == RESET_LOW_POWER_WAKE)	{
+	if (cause == RESET_LOW_POWER_WAKE) {
 		hwinfo_clear_reset_cause();
 		printk("\nReset cause: Standby mode\n\n");
 	}
-
 	if (cause == (RESET_PIN | RESET_BROWNOUT)) {
 		printk("\nReset cause: Shutdown mode or power up\n\n");
 	}
-
 	if (cause == RESET_PIN) {
 		printk("\nReset cause: Reset pin\n\n");
 	}
-
+	/* After flashing the reset cause is  0x3 : RESET_SOFTWARE | RESET_PIN */
+	if ((cause & RESET_SOFTWARE) == RESET_SOFTWARE) {
+		printk("\nReset cause: Reset soft\n\n");
+	}
 
 	__ASSERT_NO_MSG(gpio_is_ready_dt(&led));
 	if (!gpio_is_ready_dt(&button)) {