diff --git a/drivers/serial/Kconfig.nrfx_uart_instance b/drivers/serial/Kconfig.nrfx_uart_instance
index 8bc3f6c5e2c..f75ee78c62b 100644
--- a/drivers/serial/Kconfig.nrfx_uart_instance
+++ b/drivers/serial/Kconfig.nrfx_uart_instance
@@ -20,7 +20,7 @@ config UART_$(nrfx_uart_num)_ASYNC
 
 config UART_$(nrfx_uart_num)_ENHANCED_POLL_OUT
 	bool "Efficient poll out on port $(nrfx_uart_num)"
-	depends on !$(dt_nodelabel_has_prop,uart$(nrfx_uart_num),short-endtx-stoptx)
+	depends on !$(dt_nodelabel_has_prop,uart$(nrfx_uart_num),endtx-stoptx-supported)
 	default y
 	depends on HAS_HW_NRF_UARTE$(nrfx_uart_num)
 	depends on HAS_HW_NRF_PPI || HAS_HW_NRF_DPPIC
diff --git a/dts/arm/nordic/nrf54l20_enga_cpuapp.dtsi b/dts/arm/nordic/nrf54l20_enga_cpuapp.dtsi
index d8fffc93808..1444be3b57b 100644
--- a/dts/arm/nordic/nrf54l20_enga_cpuapp.dtsi
+++ b/dts/arm/nordic/nrf54l20_enga_cpuapp.dtsi
@@ -49,3 +49,51 @@ nvic: &cpuapp_nvic {};
 &gpiote30 {
 	interrupts = <269 NRF_DEFAULT_IRQ_PRIORITY>;
 };
+
+&dppic00 {
+	status = "okay";
+};
+
+&dppic10 {
+	status = "okay";
+};
+
+&dppic20 {
+	status = "okay";
+};
+
+&dppic30 {
+	status = "okay";
+};
+
+&ppib00 {
+	status = "okay";
+};
+
+&ppib01 {
+	status = "okay";
+};
+
+&ppib10 {
+	status = "okay";
+};
+
+&ppib11 {
+	status = "okay";
+};
+
+&ppib20 {
+	status = "okay";
+};
+
+&ppib21 {
+	status = "okay";
+};
+
+&ppib22 {
+	status = "okay";
+};
+
+&ppib30 {
+	status = "okay";
+};
diff --git a/dts/arm/nordic/nrf54l_05_10_15_cpuapp.dtsi b/dts/arm/nordic/nrf54l_05_10_15_cpuapp.dtsi
index 2de29fcdbd2..d90dd3dd7d6 100644
--- a/dts/arm/nordic/nrf54l_05_10_15_cpuapp.dtsi
+++ b/dts/arm/nordic/nrf54l_05_10_15_cpuapp.dtsi
@@ -85,3 +85,51 @@ nvic: &cpuapp_nvic {};
 	interrupts = <269 NRF_DEFAULT_IRQ_PRIORITY>;
 #endif
 };
+
+&dppic00 {
+	status = "okay";
+};
+
+&dppic10 {
+	status = "okay";
+};
+
+&dppic20 {
+	status = "okay";
+};
+
+&dppic30 {
+	status = "okay";
+};
+
+&ppib00 {
+	status = "okay";
+};
+
+&ppib01 {
+	status = "okay";
+};
+
+&ppib10 {
+	status = "okay";
+};
+
+&ppib11 {
+	status = "okay";
+};
+
+&ppib20 {
+	status = "okay";
+};
+
+&ppib21 {
+	status = "okay";
+};
+
+&ppib22 {
+	status = "okay";
+};
+
+&ppib30 {
+	status = "okay";
+};