pwm.c 869 B

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