diff --git a/boards/nordic/nrf54h20dk/nrf54h20dk_nrf54h20_cpuapp.dts b/boards/nordic/nrf54h20dk/nrf54h20dk_nrf54h20_cpuapp.dts
index 3846627ab1a..994d16242f4 100644
--- a/boards/nordic/nrf54h20dk/nrf54h20dk_nrf54h20_cpuapp.dts
+++ b/boards/nordic/nrf54h20dk/nrf54h20dk_nrf54h20_cpuapp.dts
@@ -264,14 +264,14 @@ slot3_partition: &cpurad_slot1_partition {
 };
 
 &gpio6 {
-	status = "okay";
+	status = "disabled";
 };
 
 &exmif {
 	pinctrl-0 = <&exmif_default>;
 	pinctrl-1 = <&exmif_sleep>;
 	pinctrl-names = "default", "sleep";
-	status = "okay";
+	status = "disabled";
 
 	mx25uw63: mx25uw6345g@0 {
 		compatible = "mxicy,mx25u", "jedec,mspi-nor";
diff --git a/samples/drivers/jesd216/boards/nrf54h20dk_nrf54h20_cpuapp.overlay b/samples/drivers/jesd216/boards/nrf54h20dk_nrf54h20_cpuapp.overlay
index b8f138ad2b2..22c24c32f6d 100644
--- a/samples/drivers/jesd216/boards/nrf54h20dk_nrf54h20_cpuapp.overlay
+++ b/samples/drivers/jesd216/boards/nrf54h20dk_nrf54h20_cpuapp.overlay
@@ -4,6 +4,16 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
+&gpio6 {
+	status = "okay";
+	zephyr,pm-device-runtime-auto;
+};
+
+&exmif {
+	status = "okay";
+	zephyr,pm-device-runtime-auto;
+};
+
 &mx25uw63 {
 	status = "okay";
 };
diff --git a/samples/drivers/spi_flash/boards/nrf54h20dk_nrf54h20_cpuapp.overlay b/samples/drivers/spi_flash/boards/nrf54h20dk_nrf54h20_cpuapp.overlay
index b8f138ad2b2..22c24c32f6d 100644
--- a/samples/drivers/spi_flash/boards/nrf54h20dk_nrf54h20_cpuapp.overlay
+++ b/samples/drivers/spi_flash/boards/nrf54h20dk_nrf54h20_cpuapp.overlay
@@ -4,6 +4,16 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
+&gpio6 {
+	status = "okay";
+	zephyr,pm-device-runtime-auto;
+};
+
+&exmif {
+	status = "okay";
+	zephyr,pm-device-runtime-auto;
+};
+
 &mx25uw63 {
 	status = "okay";
 };
diff --git a/tests/drivers/flash/common/boards/nrf54h20dk_nrf54h20_cpuapp.overlay b/tests/drivers/flash/common/boards/nrf54h20dk_nrf54h20_cpuapp.overlay
index b8f138ad2b2..22c24c32f6d 100644
--- a/tests/drivers/flash/common/boards/nrf54h20dk_nrf54h20_cpuapp.overlay
+++ b/tests/drivers/flash/common/boards/nrf54h20dk_nrf54h20_cpuapp.overlay
@@ -4,6 +4,16 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
+&gpio6 {
+	status = "okay";
+	zephyr,pm-device-runtime-auto;
+};
+
+&exmif {
+	status = "okay";
+	zephyr,pm-device-runtime-auto;
+};
+
 &mx25uw63 {
 	status = "okay";
 };