[nrf fromlist] modules: hal_nordic: nrf_802154: set clock startup latency

e-rk · rlubos · commit 4b3f171e095d · 2025-06-12T10:16:08.000+02:00
The clock startup latency is now obtained from the clock driver and the
nrf-802154 is now set to a value that matches hardware capabilities.

Upstream PR #: 90795

Signed-off-by: Rafał Kuźnia &lt;rafal.kuznia@nordicsemi.no&gt;
diff --git a/modules/hal_nordic/nrf_802154/sl_opensource/platform/nrf_802154_clock_zephyr.c b/modules/hal_nordic/nrf_802154/sl_opensource/platform/nrf_802154_clock_zephyr.c
@@ -18,7 +18,11 @@ static bool hfclk_is_running;
 
 void nrf_802154_clock_init(void)
 {
-	/* Intentionally empty. */
+#ifdef NRF54L_SERIES
+	uint32_t clock_latency_us = z_nrf_clock_bt_ctlr_hf_get_startup_time_us();
+
+	nrf_802154_clock_hfclk_latency_set(clock_latency_us);
+#endif
 }
 
 void nrf_802154_clock_deinit(void)

Original file line number	Diff line number	Diff line change
`@@ -18,7 +18,11 @@ static bool hfclk_is_running;`
`18`	`18`
`19`	`19`	`void nrf_802154_clock_init(void)`
`20`	`20`	`{`
`21`		`- /* Intentionally empty. */`
	`21`	`+#ifdef NRF54L_SERIES`
	`22`	`+ uint32_t clock_latency_us = z_nrf_clock_bt_ctlr_hf_get_startup_time_us();`
	`23`	`+`
	`24`	`+ nrf_802154_clock_hfclk_latency_set(clock_latency_us);`
	`25`	`+#endif`
`22`	`26`	`}`
`23`	`27`
`24`	`28`	`void nrf_802154_clock_deinit(void)`