lpcomp: added support for nrf54h20

Low power comparator can be used as wake up source for nrf54h20.
Using LPCOMP as wakeup needs global power force when entering
system off, this is handled in sysctrl.

Signed-off-by: Łukasz Stępnicki <[email protected]>

Author: lstnl

samples/boards/nordic/system_off/boards/nrf54l15dk_nrf54l15_cpuapp_comparator.overlay renamed to samples/boards/nordic/system_off/boards/low_power_comparator.overlay

@@ -15,6 +15,7 @@ tests:
       - nrf54l15dk/nrf54l10/cpuapp
       - nrf54l15dk/nrf54l15/cpuapp
       - nrf54lm20dk/nrf54lm20a/cpuapp
+      - nrf54h20dk/nrf54h20/cpuapp
     harness: console
     harness_config:
       type: multi_line
@@ -53,6 +54,7 @@ tests:
       - nrf54l15dk/nrf54l10/cpuapp
       - nrf54l15dk/nrf54l15/cpuapp
       - nrf54lm20dk/nrf54lm20a/cpuapp
+      - nrf54h20dk/nrf54h20/cpuapp
     extra_configs:
       - CONFIG_GRTC_WAKEUP_ENABLE=y
       - CONFIG_GPIO_WAKEUP_ENABLE=n
@@ -100,9 +102,10 @@ tests:
         - "Entering system off; wait 2 seconds to restart"
         - "Wakeup from System OFF by GRTC."
   sample.boards.nrf.system_off.lpcomp_wakeup:
-    extra_args: DTC_OVERLAY_FILE="boards/nrf54l15dk_nrf54l15_cpuapp_comparator.overlay"
+    extra_args: EXTRA_DTC_OVERLAY_FILE="boards/low_power_comparator.overlay"
     platform_allow:
       - nrf54l15dk/nrf54l15/cpuapp
+      - nrf54h20dk/nrf54h20/cpuapp
     extra_configs:
       - CONFIG_LPCOMP_WAKEUP_ENABLE=y
       - CONFIG_GPIO_WAKEUP_ENABLE=n
@@ -116,10 +119,7 @@ tests:
         - "Retained data not supported"
         - "Entering system off; change signal level at comparator input to restart"
   sample.boards.nrf.system_off.retained_mem.lpcomp_wakeup:
-    extra_args:
-      - "DTC_OVERLAY_FILE=
-         boards/nrf54l15dk_nrf54l15_cpuapp_comparator.overlay;
-         boards/nrf54l15dk_nrf54l15_cpuapp.overlay"
+    extra_args: EXTRA_DTC_OVERLAY_FILE="boards/low_power_comparator.overlay"
     platform_allow:
       - nrf54l15dk/nrf54l15/cpuapp
     extra_configs:

samples/boards/nordic/system_off/sample.yaml

@@ -185,13 +185,13 @@ int main(void)
 	}
 
 	if (IS_ENABLED(CONFIG_PM_DEVICE) && IS_ENABLED(CONFIG_SERIAL)) {
-		static const struct device *dev = DEVICE_DT_GET(DT_CHOSEN(zephyr_console));
+		static const struct device *cons = DEVICE_DT_GET(DT_CHOSEN(zephyr_console));
 		int err;
 		enum pm_device_state state;
 
-		if (dev) {
+		if (cons) {
 			do {
-				err = pm_device_state_get(dev, &state);
+				err = pm_device_state_get(cons, &state);
 			} while ((err == 0) && (state == PM_DEVICE_STATE_ACTIVE));
 		}
 	}