diff --git a/tests/drivers/clock_control/clock_control_api/Kconfig b/tests/drivers/clock_control/clock_control_api/Kconfig
new file mode 100644
index 00000000000..dc1e976d824
--- /dev/null
+++ b/tests/drivers/clock_control/clock_control_api/Kconfig
@@ -0,0 +1,13 @@
+# Copyright (c) 2025 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+config TEST_NRF_HF_STARTUP_TIME_US
+	int "Delay required for HF clock startup."
+	default 3000 if CONFIG_SOC_SERIES_NRF91X
+	default 500
+	depends on SOC_FAMILY_NORDIC_NRF
+	help
+	  Delay in microseconds required for high-frequency
+	  clock startup.
+
+source "Kconfig.zephyr"
diff --git a/tests/drivers/clock_control/clock_control_api/boards/nrf54l09pdk_nrf54l09_cpuapp.conf b/tests/drivers/clock_control/clock_control_api/boards/nrf54l09pdk_nrf54l09_cpuapp.conf
new file mode 100644
index 00000000000..11d42321cbc
--- /dev/null
+++ b/tests/drivers/clock_control/clock_control_api/boards/nrf54l09pdk_nrf54l09_cpuapp.conf
@@ -0,0 +1 @@
+CONFIG_TEST_NRF_HF_STARTUP_TIME_US=1000
diff --git a/tests/drivers/clock_control/clock_control_api/boards/nrf54l20pdk_nrf54l20_cpuapp.conf b/tests/drivers/clock_control/clock_control_api/boards/nrf54l20pdk_nrf54l20_cpuapp.conf
new file mode 100644
index 00000000000..11d42321cbc
--- /dev/null
+++ b/tests/drivers/clock_control/clock_control_api/boards/nrf54l20pdk_nrf54l20_cpuapp.conf
@@ -0,0 +1 @@
+CONFIG_TEST_NRF_HF_STARTUP_TIME_US=1000
diff --git a/tests/drivers/clock_control/clock_control_api/src/nrf_device_subsys.h b/tests/drivers/clock_control/clock_control_api/src/nrf_device_subsys.h
index 78dafa2a3b3..47a3060d630 100644
--- a/tests/drivers/clock_control/clock_control_api/src/nrf_device_subsys.h
+++ b/tests/drivers/clock_control/clock_control_api/src/nrf_device_subsys.h
@@ -10,10 +10,7 @@
 static const struct device_subsys_data subsys_data[] = {
 	{
 		.subsys = CLOCK_CONTROL_NRF_SUBSYS_HF,
-		.startup_us =
-			(IS_ENABLED(CONFIG_SOC_NRF54L20_ENGA) ||
-			 IS_ENABLED(CONFIG_SOC_NRF54L09_ENGA)) ?
-				1000 : (IS_ENABLED(CONFIG_SOC_SERIES_NRF91X) ? 3000 : 500)
+		.startup_us = CONFIG_TEST_NRF_HF_STARTUP_TIME_US
 	},
 #ifndef CONFIG_SOC_NRF52832
 	/* On nrf52832 LF clock cannot be stopped because it leads