pwm.c 807 B

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  1. /*
  2. * Copyright (C) 2017 Google, Inc
  3. *
  4. * SPDX-License-Identifier: GPL-2.0+
  5. */
  6. #include <common.h>
  7. #include <dm.h>
  8. #include <pwm.h>
  9. #include <dm/test.h>
  10. #include <test/ut.h>
  11. DECLARE_GLOBAL_DATA_PTR;
  12. /* Basic test of the pwm uclass */
  13. static int dm_test_pwm_base(struct unit_test_state *uts)
  14. {
  15. struct udevice *dev;
  16. ut_assertok(uclass_get_device(UCLASS_PWM, 0, &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(uclass_get_device(UCLASS_PWM, 1, &dev));
  23. ut_asserteq(-ENODEV, uclass_get_device(UCLASS_PWM, 2, &dev));
  24. return 0;
  25. }
  26. DM_TEST(dm_test_pwm_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);