1 /* 2 * Copyright (C) 2017 Google, Inc 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #include <common.h> 8 #include <dm.h> 9 #include <pwm.h> 10 #include <dm/test.h> 11 #include <test/ut.h> 12 13 /* Basic test of the pwm uclass */ 14 static int dm_test_pwm_base(struct unit_test_state *uts) 15 { 16 struct udevice *dev; 17 18 ut_assertok(uclass_get_device(UCLASS_PWM, 0, &dev)); 19 ut_assertnonnull(dev); 20 ut_assertok(pwm_set_config(dev, 0, 100, 50)); 21 ut_assertok(pwm_set_enable(dev, 0, true)); 22 ut_assertok(pwm_set_enable(dev, 1, true)); 23 ut_assertok(pwm_set_enable(dev, 2, true)); 24 ut_asserteq(-ENOSPC, pwm_set_enable(dev, 3, true)); 25 ut_assertok(pwm_set_invert(dev, 0, true)); 26 27 ut_assertok(uclass_get_device(UCLASS_PWM, 1, &dev)); 28 ut_asserteq(-ENODEV, uclass_get_device(UCLASS_PWM, 2, &dev)); 29 30 return 0; 31 } 32 DM_TEST(dm_test_pwm_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); 33