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 DECLARE_GLOBAL_DATA_PTR;
14
15 /* Basic test of the pwm uclass */
dm_test_pwm_base(struct unit_test_state * uts)16 static int dm_test_pwm_base(struct unit_test_state *uts)
17 {
18 struct udevice *dev;
19
20 ut_assertok(uclass_get_device(UCLASS_PWM, 0, &dev));
21 ut_assertnonnull(dev);
22 ut_assertok(pwm_set_config(dev, 0, 100, 50));
23 ut_assertok(pwm_set_enable(dev, 0, true));
24 ut_assertok(pwm_set_enable(dev, 1, true));
25 ut_assertok(pwm_set_enable(dev, 2, true));
26 ut_asserteq(-ENOSPC, pwm_set_enable(dev, 3, true));
27 ut_assertok(pwm_set_invert(dev, 0, true));
28
29 ut_assertok(uclass_get_device(UCLASS_PWM, 1, &dev));
30 ut_asserteq(-ENODEV, uclass_get_device(UCLASS_PWM, 2, &dev));
31
32 return 0;
33 }
34 DM_TEST(dm_test_pwm_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
35