soc: nrf53: Port SYS_INIT rtc_pretick_init to soc_late_init_hook

Port the SYS_INIT for rtc_pretick_init to use soc_late_init_hook as
SYS_INIT's are legacy.

Signed-off-by: Sebastian Bøe <[email protected]>

Author: SebastianBoe

soc/nordic/nrf53/Kconfig

@@ -8,6 +8,7 @@ config SOC_SERIES_NRF53X
 	select ARM
 	select SOC_COMPATIBLE_NRF53X
 	select SOC_EARLY_INIT_HOOK
+	select SOC_LATE_INIT_HOOK
 	select CPU_CORTEX_M33
 	select CPU_CORTEX_M_HAS_DWT
 	select CPU_HAS_ARM_MPU

soc/nordic/nrf53/soc.c

@@ -551,15 +551,20 @@ void soc_early_init_hook(void)
 #if defined(CONFIG_SOC_DCDC_NRF53X_HV) || DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(vregh))
 	nrf_regulators_vreg_enable_set(NRF_REGULATORS, NRF_REGULATORS_VREG_HIGH, true);
 #endif
+}
+
+void soc_late_init_hook(void)
+{
+#ifdef CONFIG_SOC_NRF53_RTC_PRETICK
+	int err = rtc_pretick_init();
+
+	__ASSERT_NO_MSG(err == 0);
+	(void)err;
+#endif
 
 }
 
 void arch_busy_wait(uint32_t time_us)
 {
 	nrfx_coredep_delay_us(time_us);
 }
-
-
-#ifdef CONFIG_SOC_NRF53_RTC_PRETICK
-SYS_INIT(rtc_pretick_init, POST_KERNEL, 0);
-#endif