i2s.c 756 B

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  1. // SPDX-License-Identifier: GPL-2.0+
  2. /*
  3. * Copyright 2018 Google LLC
  4. * Written by Simon Glass <sjg@chromium.org>
  5. */
  6. #include <common.h>
  7. #include <dm.h>
  8. #include <i2s.h>
  9. #include <dm/test.h>
  10. #include <test/ut.h>
  11. #include <asm/test.h>
  12. /* Basic test of the i2s codec uclass */
  13. static int dm_test_i2s(struct unit_test_state *uts)
  14. {
  15. struct udevice *dev;
  16. u8 data[3];
  17. /* check probe success */
  18. ut_assertok(uclass_first_device_err(UCLASS_I2S, &dev));
  19. data[0] = 1;
  20. data[1] = 4;
  21. data[2] = 6;
  22. ut_assertok(i2s_tx_data(dev, data, ARRAY_SIZE(data)));
  23. ut_asserteq(11, sandbox_get_i2s_sum(dev));
  24. ut_assertok(i2s_tx_data(dev, data, 1));
  25. ut_asserteq(12, sandbox_get_i2s_sum(dev));
  26. return 0;
  27. }
  28. DM_TEST(dm_test_i2s, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);