LXR uboot/test/dm/pwm.c

   1// SPDX-License-Identifier: GPL-2.0+
   2/*
   3 * Copyright (C) 2017 Google, Inc
   4 */
   5
   6#include <common.h>
   7#include <dm.h>
   8#include <pwm.h>
   9#include <dm/test.h>
  10#include <test/ut.h>
  11
  12/* Basic test of the pwm uclass */
  13static int dm_test_pwm_base(struct unit_test_state *uts)
  14{
  15        struct udevice *dev;
  16
  17        ut_assertok(uclass_get_device(UCLASS_PWM, 0, &dev));
  18        ut_assertnonnull(dev);
  19        ut_assertok(pwm_set_config(dev, 0, 100, 50));
  20        ut_assertok(pwm_set_enable(dev, 0, true));
  21        ut_assertok(pwm_set_enable(dev, 1, true));
  22        ut_assertok(pwm_set_enable(dev, 2, true));
  23        ut_asserteq(-ENOSPC, pwm_set_enable(dev, 3, true));
  24        ut_assertok(pwm_set_invert(dev, 0, true));
  25
  26        ut_assertok(uclass_get_device(UCLASS_PWM, 1, &dev));
  27        ut_asserteq(-ENODEV, uclass_get_device(UCLASS_PWM, 2, &dev));
  28
  29        return 0;
  30}
  31DM_TEST(dm_test_pwm_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
  32