1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (C) 2017 Google, Inc
4 */
5
6 #include <common.h>
7 #include <dm.h>
8 #include <pwm.h>
9 #include <dm/test.h>
10 #include <test/test.h>
11 #include <test/ut.h>
12
13 /* Basic test of the pwm uclass */
dm_test_pwm_base(struct unit_test_state * uts)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, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
33