1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Test for pwm command
4 *
5 * Copyright 2020 SiFive, Inc
6 *
7 * Authors:
8 * Pragnesh Patel <pragnesh.patel@sifive.com>
9 */
10
11 #include <dm.h>
12 #include <dm/test.h>
13 #include <test/test.h>
14 #include <test/ut.h>
15
16 /* Basic test of 'pwm' command */
dm_test_pwm_cmd(struct unit_test_state * uts)17 static int dm_test_pwm_cmd(struct unit_test_state *uts)
18 {
19 struct udevice *dev;
20
21 /* cros-ec-pwm */
22 ut_assertok(uclass_get_device(UCLASS_PWM, 0, &dev));
23 ut_assertnonnull(dev);
24
25 ut_assertok(console_record_reset_enable());
26
27 /* pwm <invert> <pwm_dev_num> <channel> <polarity> */
28 /* cros-ec-pwm doesn't support invert */
29 ut_asserteq(1, run_command("pwm invert 0 0 1", 0));
30 ut_assert_nextline("error(-38)")
31 ut_assert_console_end();
32
33 ut_asserteq(1, run_command("pwm invert 0 0 0", 0));
34 ut_assert_nextline("error(-38)")
35 ut_assert_console_end();
36
37 /* pwm <config> <pwm_dev_num> <channel> <period_ns> <duty_ns> */
38 ut_assertok(run_command("pwm config 0 0 10 50", 0));
39 ut_assert_console_end();
40
41 /* pwm <enable/disable> <pwm_dev_num> <channel> */
42 ut_assertok(run_command("pwm enable 0 0", 0));
43 ut_assert_console_end();
44
45 ut_assertok(run_command("pwm disable 0 0", 0));
46 ut_assert_console_end();
47
48 /* sandbox-pwm */
49 ut_assertok(uclass_get_device(UCLASS_PWM, 1, &dev));
50 ut_assertnonnull(dev);
51
52 ut_assertok(console_record_reset_enable());
53
54 /* pwm <invert> <pwm_dev_num> <channel> <polarity> */
55 ut_assertok(run_command("pwm invert 1 0 1", 0));
56 ut_assert_console_end();
57
58 ut_assertok(run_command("pwm invert 1 0 0", 0));
59 ut_assert_console_end();
60
61 /* pwm <config> <pwm_dev_num> <channel> <period_ns> <duty_ns> */
62 ut_assertok(run_command("pwm config 1 0 10 50", 0));
63 ut_assert_console_end();
64
65 /* pwm <enable/disable> <pwm_dev_num> <channel> */
66 ut_assertok(run_command("pwm enable 1 0", 0));
67 ut_assert_console_end();
68
69 ut_assertok(run_command("pwm disable 1 0", 0));
70 ut_assert_console_end();
71
72 return 0;
73 }
74
75 DM_TEST(dm_test_pwm_cmd, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT | UT_TESTF_CONSOLE_REC);
76