xref: /openbmc/u-boot/test/dm/reset.c (revision 20c700f8)
1 /*
2  * Copyright (c) 2016, NVIDIA CORPORATION.
3  *
4  * SPDX-License-Identifier: GPL-2.0
5  */
6 
7 #include <common.h>
8 #include <dm.h>
9 #include <dm/test.h>
10 #include <asm/reset.h>
11 #include <test/ut.h>
12 
13 /* This must match the specifier for mbox-names="test" in the DT node */
14 #define TEST_RESET_ID 2
15 
16 static int dm_test_reset(struct unit_test_state *uts)
17 {
18 	struct udevice *dev_reset;
19 	struct udevice *dev_test;
20 
21 	ut_assertok(uclass_get_device_by_name(UCLASS_RESET, "reset-ctl",
22 					      &dev_reset));
23 	ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
24 
25 	ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "reset-ctl-test",
26 					      &dev_test));
27 	ut_assertok(sandbox_reset_test_get(dev_test));
28 
29 	ut_assertok(sandbox_reset_test_assert(dev_test));
30 	ut_asserteq(1, sandbox_reset_query(dev_reset, TEST_RESET_ID));
31 
32 	ut_assertok(sandbox_reset_test_deassert(dev_test));
33 	ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
34 
35 	ut_assertok(sandbox_reset_test_free(dev_test));
36 
37 	return 0;
38 }
39 DM_TEST(dm_test_reset, DM_TESTF_SCAN_FDT);
40