# SPDX-License-Identifier: GPL-2.0+ # # Copyright (c) 2021 Adarsh Babu Kalepalli # Copyright (c) 2020 Alex Kiernan import pytest import time import u_boot_utils """ test_gpio_input is intended to test the fix 4dbc107f4683. 4dbc107f4683:"cmd: gpio: Correct do_gpio() return value" """ @pytest.mark.boardspec('sandbox') @pytest.mark.buildconfigspec('cmd_gpio') def test_gpio_input(u_boot_console): """Test that gpio input correctly returns the value of a gpio pin.""" response = u_boot_console.run_command('gpio input 0; echo rc:$?') expected_response = 'rc:0' assert(expected_response in response) response = u_boot_console.run_command('gpio toggle 0; gpio input 0; echo rc:$?') expected_response = 'rc:1' assert(expected_response in response) @pytest.mark.boardspec('sandbox') @pytest.mark.buildconfigspec('cmd_gpio') def test_gpio_exit_statuses(u_boot_console): """Test that non-input gpio commands correctly return the command success/failure status.""" expected_response = 'rc:0' response = u_boot_console.run_command('gpio clear 0; echo rc:$?') assert(expected_response in response) response = u_boot_console.run_command('gpio set 0; echo rc:$?') assert(expected_response in response) response = u_boot_console.run_command('gpio toggle 0; echo rc:$?') assert(expected_response in response) response = u_boot_console.run_command('gpio status -a; echo rc:$?') assert(expected_response in response) expected_response = 'rc:1' response = u_boot_console.run_command('gpio nonexistent-command; echo rc:$?') assert(expected_response in response) response = u_boot_console.run_command('gpio input 200; echo rc:$?') assert(expected_response in response) """ Generic Tests for 'gpio' command on sandbox and real hardware. The below sequence of tests rely on env__gpio_dev_config for configuration values of gpio pins. Configuration data for gpio command. The set,clear,toggle ,input and status options of 'gpio' command are verified. For sake of verification,A LED/buzzer could be connected to GPIO pins configured as O/P. Logic level '1'/'0' can be applied onto GPIO pins configured as I/P env__gpio_dev_config = { #the number of 'gpio_str_x' strings should equal to #'gpio_str_count' value 'gpio_str_count':4 , 'gpio_str_1': '0', 'gpio_str_2': '31', 'gpio_str_3': '63', 'gpio_str_4': '127', 'gpio_op_pin': '64', 'gpio_ip_pin_set':'65', 'gpio_ip_pin_clear':'66', 'gpio_clear_value': 'value is 0', 'gpio_set_value': 'value is 1', } """ @pytest.mark.buildconfigspec('cmd_gpio') def test_gpio_status_all_generic(u_boot_console): """Test the 'gpio status' command. Displays all gpio pins available on the Board. To verify if the status of pins is displayed or not, the user can configure (gpio_str_count) and verify existence of certain pins.The details of these can be configured in 'gpio_str_n'. of boardenv_* (example above).User can configure any number of such pins and mention that count in 'gpio_str_count'. """ f = u_boot_console.config.env.get('env__gpio_dev_config',False) if not f: pytest.skip("gpio not configured") gpio_str_count = f['gpio_str_count'] #Display all the GPIO ports cmd = 'gpio status -a' response = u_boot_console.run_command(cmd) for str_value in range(1,gpio_str_count + 1): assert f["gpio_str_%d" %(str_value)] in response @pytest.mark.buildconfigspec('cmd_gpio') def test_gpio_set_generic(u_boot_console): """Test the 'gpio set' command. A specific gpio pin configured by user as output (mentioned in gpio_op_pin) is verified for 'set' option """ f = u_boot_console.config.env.get('env__gpio_dev_config',False) if not f: pytest.skip("gpio not configured") gpio_pin_adr = f['gpio_op_pin']; gpio_set_value = f['gpio_set_value']; cmd = 'gpio set ' + gpio_pin_adr response = u_boot_console.run_command(cmd) good_response = gpio_set_value assert good_response in response @pytest.mark.buildconfigspec('cmd_gpio') def test_gpio_clear_generic(u_boot_console): """Test the 'gpio clear' command. A specific gpio pin configured by user as output (mentioned in gpio_op_pin) is verified for 'clear' option """ f = u_boot_console.config.env.get('env__gpio_dev_config',False) if not f: pytest.skip("gpio not configured") gpio_pin_adr = f['gpio_op_pin']; gpio_clear_value = f['gpio_clear_value']; cmd = 'gpio clear ' + gpio_pin_adr response = u_boot_console.run_command(cmd) good_response = gpio_clear_value assert good_response in response @pytest.mark.buildconfigspec('cmd_gpio') def test_gpio_toggle_generic(u_boot_console): """Test the 'gpio toggle' command. A specific gpio pin configured by user as output (mentioned in gpio_op_pin) is verified for 'toggle' option """ f = u_boot_console.config.env.get('env__gpio_dev_config',False) if not f: pytest.skip("gpio not configured") gpio_pin_adr = f['gpio_op_pin']; gpio_set_value = f['gpio_set_value']; gpio_clear_value = f['gpio_clear_value']; cmd = 'gpio set ' + gpio_pin_adr response = u_boot_console.run_command(cmd) good_response = gpio_set_value assert good_response in response cmd = 'gpio toggle ' + gpio_pin_adr response = u_boot_console.run_command(cmd) good_response = gpio_clear_value assert good_response in response @pytest.mark.buildconfigspec('cmd_gpio') def test_gpio_input_generic(u_boot_console): """Test the 'gpio input' command. Specific gpio pins configured by user as input (mentioned in gpio_ip_pin_set and gpio_ip_pin_clear) is verified for logic '1' and logic '0' states """ f = u_boot_console.config.env.get('env__gpio_dev_config',False) if not f: pytest.skip("gpio not configured") gpio_pin_adr = f['gpio_ip_pin_clear']; gpio_clear_value = f['gpio_clear_value']; cmd = 'gpio input ' + gpio_pin_adr response = u_boot_console.run_command(cmd) good_response = gpio_clear_value assert good_response in response gpio_pin_adr = f['gpio_ip_pin_set']; gpio_set_value = f['gpio_set_value']; cmd = 'gpio input ' + gpio_pin_adr response = u_boot_console.run_command(cmd) good_response = gpio_set_value assert good_response in response