]>
git.ipfire.org Git - people/ms/u-boot.git/blob - test/dm/regmap.c
2 * Copyright (C) 2015 Google, Inc
4 * SPDX-License-Identifier: GPL-2.0+
16 DECLARE_GLOBAL_DATA_PTR
;
18 /* Base test of register maps */
19 static int dm_test_regmap_base(struct unit_test_state
*uts
)
25 ut_assertok(uclass_get_device(UCLASS_SYSCON
, 0, &dev
));
26 map
= syscon_get_regmap(dev
);
28 ut_asserteq(1, map
->range_count
);
29 ut_asserteq(0x10, map
->base
);
30 ut_asserteq(0x10, map
->range
->start
);
31 ut_asserteq(4, map
->range
->size
);
32 ut_asserteq_ptr(&map
->base_range
, map
->range
);
33 ut_asserteq(0x10, map_to_sysmem(regmap_get_range(map
, 0)));
35 ut_assertok(uclass_get_device(UCLASS_SYSCON
, 1, &dev
));
36 map
= syscon_get_regmap(dev
);
38 ut_asserteq(4, map
->range_count
);
39 ut_asserteq(0x20, map
->base
);
40 ut_assert(&map
->base_range
!= map
->range
);
41 for (i
= 0; i
< 4; i
++) {
42 const unsigned long addr
= 0x20 + 8 * i
;
44 ut_asserteq(addr
, map
->range
[i
].start
);
45 ut_asserteq(5 + i
, map
->range
[i
].size
);
46 ut_asserteq(addr
, map_to_sysmem(regmap_get_range(map
, i
)));
49 /* Check that we can't pretend a different device is a syscon */
50 ut_assertok(uclass_get_device(UCLASS_I2C
, 0, &dev
));
51 map
= syscon_get_regmap(dev
);
52 ut_asserteq_ptr(ERR_PTR(-ENOEXEC
), map
);
56 DM_TEST(dm_test_regmap_base
, DM_TESTF_SCAN_PDATA
| DM_TESTF_SCAN_FDT
);
58 /* Test we can access a regmap through syscon */
59 static int dm_test_regmap_syscon(struct unit_test_state
*uts
)
63 map
= syscon_get_regmap_by_driver_data(SYSCON0
);
65 ut_asserteq(1, map
->range_count
);
67 map
= syscon_get_regmap_by_driver_data(SYSCON1
);
69 ut_asserteq(4, map
->range_count
);
71 map
= syscon_get_regmap_by_driver_data(SYSCON_COUNT
);
72 ut_asserteq_ptr(ERR_PTR(-ENODEV
), map
);
74 ut_asserteq(0x10, map_to_sysmem(syscon_get_first_range(SYSCON0
)));
75 ut_asserteq(0x20, map_to_sysmem(syscon_get_first_range(SYSCON1
)));
76 ut_asserteq_ptr(ERR_PTR(-ENODEV
),
77 syscon_get_first_range(SYSCON_COUNT
));
82 DM_TEST(dm_test_regmap_syscon
, DM_TESTF_SCAN_PDATA
| DM_TESTF_SCAN_FDT
);