[nrf noup] nrf_cleanup: nrf53: Add cleanup of RTC pretick resources

nRF53 has a workaround for Anomaly 165 which is configuring DPPIC
connection for IPC task and event. Ensure that PUBLISH and
SUBSCRIBE registers are cleaned.

Signed-off-by: Krzysztof Chruściński <krzysztof.chruscinski@nordicsemi.no>

Author: nordic-krch

boot/zephyr/nrf_cleanup.c

@@ -29,6 +29,10 @@
 #include <pm_config.h>
 #endif
 
+#ifdef CONFIG_SOC_NRF53_RTC_PRETICK
+    #include <hal/nrf_ipc.h>
+#endif
+
 #if defined(NRF_UARTE0) || defined(NRF_UARTE1) || defined(NRF_UARTE20) ||   \
     defined(NRF_UARTE30)
 #define NRF_UARTE_CLEANUP
@@ -51,6 +55,21 @@ static inline void nrf_cleanup_rtc(NRF_RTC_Type * rtc_reg)
 }
 #endif
 
+#ifdef CONFIG_SOC_NRF53_RTC_PRETICK
+static inline void nrf_cleanup_nrf53_rtc_pretick(void)
+{
+    nrf_ipc_event_t ipc_event =
+        nrf_ipc_receive_event_get(CONFIG_SOC_NRF53_RTC_PRETICK_IPC_CH_FROM_NET);
+    nrf_ipc_task_t ipc_task =
+        nrf_ipc_send_task_get(CONFIG_SOC_NRF53_RTC_PRETICK_IPC_CH_TO_NET);
+    uint32_t task_ipc = nrf_ipc_task_address_get(NRF_IPC, ipc_task);
+    uint32_t evt_ipc = nrf_ipc_event_address_get(NRF_IPC, ipc_event);
+
+    NRF_DPPI_ENDPOINT_CLEAR(task_ipc);
+    NRF_DPPI_ENDPOINT_CLEAR(evt_ipc);
+}
+#endif
+
 #if defined(CONFIG_NRF_GRTC_TIMER)
 
 /**
@@ -183,4 +202,8 @@ void nrf_cleanup_peripheral(void)
 #if defined(CONFIG_NRFX_CLOCK)
     nrf_cleanup_clock();
 #endif
+
+#ifdef CONFIG_SOC_NRF53_RTC_PRETICK
+    nrf_cleanup_nrf53_rtc_pretick();
+#endif
 }