1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (C) 2015 Thomas Chou <thomas@wytron.com.tw>
4 */
5
6 #include <dm.h>
7 #include <timer.h>
8 #include <dm/test.h>
9 #include <dm/device-internal.h>
10 #include <test/test.h>
11 #include <test/ut.h>
12 #include <asm/cpu.h>
13
14 /*
15 * Basic test of the timer uclass.
16 */
dm_test_timer_base(struct unit_test_state * uts)17 static int dm_test_timer_base(struct unit_test_state *uts)
18 {
19 struct udevice *dev;
20
21 ut_assertok(uclass_get_device_by_name(UCLASS_TIMER, "timer@0", &dev));
22 ut_asserteq(1000000, timer_get_rate(dev));
23
24 return 0;
25 }
26 DM_TEST(dm_test_timer_base, UTF_SCAN_PDATA | UTF_SCAN_FDT);
27
28 /*
29 * Test of timebase fallback
30 */
dm_test_timer_timebase_fallback(struct unit_test_state * uts)31 static int dm_test_timer_timebase_fallback(struct unit_test_state *uts)
32 {
33 struct udevice *dev;
34
35 cpu_sandbox_set_current("cpu@1");
36 ut_assertok(uclass_get_device_by_name(UCLASS_TIMER, "timer@1", &dev));
37 ut_asserteq(3000000, timer_get_rate(dev));
38 ut_assertok(device_remove(dev, DM_REMOVE_NORMAL));
39
40 cpu_sandbox_set_current("cpu@2");
41 ut_assertok(uclass_get_device_by_name(UCLASS_TIMER, "timer@1", &dev));
42 ut_asserteq(2000000, timer_get_rate(dev));
43
44 cpu_sandbox_set_current("cpu@1");
45
46 return 0;
47 }
48 DM_TEST(dm_test_timer_timebase_fallback,
49 UTF_SCAN_PDATA | UTF_SCAN_FDT);
50