1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright 2017 Google, Inc
4 */
5
6 #include <common.h>
7 #include <dm.h>
8 #include <wdt.h>
9 #include <asm/state.h>
10 #include <asm/test.h>
11 #include <dm/test.h>
12 #include <test/test.h>
13 #include <test/ut.h>
14
15 /* Test that watchdog driver functions are called */
dm_test_wdt_base(struct unit_test_state * uts)16 static int dm_test_wdt_base(struct unit_test_state *uts)
17 {
18 struct sandbox_state *state = state_get_current();
19 struct udevice *dev;
20 const u64 timeout = 42;
21
22 ut_assertok(uclass_get_device(UCLASS_WDT, 0, &dev));
23 ut_assertnonnull(dev);
24 ut_asserteq(0, state->wdt.counter);
25 ut_asserteq(false, state->wdt.running);
26
27 ut_assertok(wdt_start(dev, timeout, 0));
28 ut_asserteq(timeout, state->wdt.counter);
29 ut_asserteq(true, state->wdt.running);
30
31 uint reset_count = state->wdt.reset_count;
32 ut_assertok(wdt_reset(dev));
33 ut_asserteq(reset_count + 1, state->wdt.reset_count);
34 ut_asserteq(true, state->wdt.running);
35
36 ut_assertok(wdt_stop(dev));
37 ut_asserteq(false, state->wdt.running);
38
39 return 0;
40 }
41 DM_TEST(dm_test_wdt_base, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
42