test/dm/syscon.c

   1 /*
   2  * Copyright (C) 2015 Google, Inc
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <common.h>
   8 #include <dm.h>
   9 #include <syscon.h>
  10 #include <asm/test.h>
  11 #include <dm/test.h>
  12 #include <test/ut.h>
  13
  14 DECLARE_GLOBAL_DATA_PTR;
  15
  16 /* Base test of system controllers */
  17 static int dm_test_syscon_base(struct unit_test_state *uts)
  18 {
  19         struct udevice *dev;
  20
  21         ut_assertok(uclass_get_device(UCLASS_SYSCON, 0, &dev));
  22         ut_asserteq(SYSCON0, dev->driver_data);
  23
  24         ut_assertok(uclass_get_device(UCLASS_SYSCON, 1, &dev));
  25         ut_asserteq(SYSCON1, dev->driver_data);
  26
  27         ut_asserteq(-ENODEV, uclass_get_device(UCLASS_SYSCON, 2, &dev));
  28
  29         return 0;
  30 }
  31 DM_TEST(dm_test_syscon_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
  32
  33 /* Test system controller finding */
  34 static int dm_test_syscon_by_driver_data(struct unit_test_state *uts)
  35 {
  36         struct udevice *dev;
  37
  38         ut_assertok(syscon_get_by_driver_data(SYSCON0, &dev));
  39         ut_asserteq(SYSCON0, dev->driver_data);
  40
  41         ut_assertok(syscon_get_by_driver_data(SYSCON1, &dev));
  42         ut_asserteq(SYSCON1, dev->driver_data);
  43
  44         ut_asserteq(-ENODEV, syscon_get_by_driver_data(2, &dev));
  45
  46         return 0;
  47 }
  48 DM_TEST(dm_test_syscon_by_driver_data, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);