tests: drivers: uart: uart_elementary: Add runtime PM configuration (eae38913) · Commits · Wenxi XU / zephyr

tests/drivers/uart/uart_elementary/boards/nrf54h20dk_nrf54h20_cpuapp_dual_uart.overlay

+2 −0

Changes for tests/drivers/uart/uart_elementary/boards/nrf54h20dk_nrf54h20_cpuapp_dual_uart.overlay: 2 added lines, 0 removed lines.
Original line number	Diff line number	Diff line
		@@ -30,6 +30,7 @@ dut: &uart135 {
		pinctrl-1 = <&uart135_sleep_alt>;
		pinctrl-names = "default", "sleep";
		current-speed = <115200>;
		zephyr,pm-device-runtime-auto;
		};

		&pinctrl {
		@@ -59,4 +60,5 @@ dut_aux: &uart137 {
		pinctrl-1 = <&uart137_sleep_alt>;
		pinctrl-names = "default", "sleep";
		current-speed = <115200>;
		zephyr,pm-device-runtime-auto;
		};

tests/drivers/uart/uart_elementary/src/main.c

+25 −3

Changes for tests/drivers/uart/uart_elementary/src/main.c: 25 added lines, 3 removed lines.
Original line number	Diff line number	Diff line
		@@ -12,6 +12,7 @@
		*/

		#include <zephyr/drivers/uart.h>
		#include <zephyr/pm/device_runtime.h>
		#include <zephyr/ztest.h>

		#if DT_NODE_EXISTS(DT_NODELABEL(dut))
		@@ -268,15 +269,25 @@ ZTEST(uart_elementary, test_uart_dual_port_transmission)
		(void *)test_buffer_aux);
		zassert_equal(err, 0, "Unexpected error when setting user data for UART1 callback %d", err);

		if (IS_ENABLED(CONFIG_PM_DEVICE_RUNTIME)) {
		int usage = pm_device_runtime_usage(uart_dev);
		int usage_aux = pm_device_runtime_usage(uart_dev_aux);

		zassert_equal(usage, 0);
		zassert_equal(usage_aux, 0);
		pm_device_runtime_get(uart_dev);
		pm_device_runtime_get(uart_dev_aux);
		}

		uart_irq_err_enable(uart_dev);
		uart_irq_err_enable(uart_dev_aux);

		uart_irq_tx_enable(uart_dev);
		uart_irq_tx_enable(uart_dev_aux);

		uart_irq_rx_enable(uart_dev);
		uart_irq_rx_enable(uart_dev_aux);

		uart_irq_tx_enable(uart_dev);
		uart_irq_tx_enable(uart_dev_aux);

		/* wait for the tramission to finish (no polling is intentional) */
		k_sleep(K_USEC(100 * SLEEP_TIME_US));

		@@ -287,6 +298,17 @@ ZTEST(uart_elementary, test_uart_dual_port_transmission)
		uart_irq_err_disable(uart_dev);
		uart_irq_err_disable(uart_dev_aux);

		if (IS_ENABLED(CONFIG_PM_DEVICE_RUNTIME)) {
		pm_device_runtime_put(uart_dev);
		pm_device_runtime_put(uart_dev_aux);

		int usage = pm_device_runtime_usage(uart_dev);
		int usage_aux = pm_device_runtime_usage(uart_dev_aux);

		zassert_equal(usage, 0);
		zassert_equal(usage_aux, 0);
		}

		#if defined(CONFIG_SETUP_MISMATCH_TEST)
		TC_PRINT("Mismatched configuration test\n");
		zassert_not_equal(uart_error_counter + aux_uart_error_counter, 0,

tests/drivers/uart/uart_elementary/testcase.yaml

+9 −0

Changes for tests/drivers/uart/uart_elementary/testcase.yaml: 9 added lines, 0 removed lines.
Original line number	Diff line number	Diff line
		@@ -21,6 +21,15 @@ tests:
		extra_args: DTC_OVERLAY_FILE="boards/nrf54h20dk_nrf54h20_cpuapp_dual_uart.overlay"
		extra_configs:
		- CONFIG_DUAL_UART_TEST=y
		drivers.uart.uart_elementary_dual_nrf54h.pm:
		filter: CONFIG_SERIAL_SUPPORT_INTERRUPT
		platform_allow:
		- nrf54h20dk/nrf54h20/cpuapp
		extra_args: DTC_OVERLAY_FILE="boards/nrf54h20dk_nrf54h20_cpuapp_dual_uart.overlay"
		extra_configs:
		- CONFIG_DUAL_UART_TEST=y
		- CONFIG_PM_DEVICE=y
		- CONFIG_PM_DEVICE_RUNTIME=y
		drivers.uart.uart_elementary_dual_setup_mismatch_nrf54h:
		filter: CONFIG_SERIAL_SUPPORT_INTERRUPT
		platform_allow:

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