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git01.mediatek.com / filogic / uboot / bb3dec8ca302abc0445ff00f6fdc91ff035e2756 / . / test / dm / syscon.c
blob: 04d324e87d442f76225a337adce636021d62eddb [file] [log] [blame]
Tom Rini10e47792018-05-06 17:58:06 -0400[diff] [blame]1// SPDX-License-Identifier: GPL-2.0+
Simon Glasscd556522015-07-06 12:54:35 -0600[diff] [blame]2/*
3 * Copyright (C) 2015 Google, Inc
Simon Glasscd556522015-07-06 12:54:35 -0600[diff] [blame]4 */
5
Simon Glasscd556522015-07-06 12:54:35 -0600[diff] [blame]6#include <dm.h>
Simon Glass0f2af882020-05-10 11:40:05 -0600[diff] [blame]7#include <log.h>
Simon Glasscd556522015-07-06 12:54:35 -0600[diff] [blame]8#include <syscon.h>
Jean-Jacques Hiblotdc44ea42018-11-29 10:57:37 +0100[diff] [blame]9#include <regmap.h>
Simon Glasscd556522015-07-06 12:54:35 -0600[diff] [blame]10#include <asm/test.h>
11#include <dm/test.h>
Simon Glassd66c5f72020-02-03 07:36:15 -0700[diff] [blame]12#include <linux/err.h>
Simon Glass75c4d412020-07-19 10:15:37 -0600[diff] [blame]13#include <test/test.h>
Simon Glasscd556522015-07-06 12:54:35 -0600[diff] [blame]14#include <test/ut.h>
15
Simon Glasscd556522015-07-06 12:54:35 -0600[diff] [blame]16/* Base test of system controllers */
17static 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}
Simon Glass974dccd2020-07-28 19:41:12 -0600[diff] [blame]31DM_TEST(dm_test_syscon_base, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
Simon Glass6d5579c2016-01-17 16:11:08 -0700[diff] [blame]32
33/* Test system controller finding */
34static 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}
Simon Glass974dccd2020-07-28 19:41:12 -0600[diff] [blame]48DM_TEST(dm_test_syscon_by_driver_data, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
Jean-Jacques Hiblotdc44ea42018-11-29 10:57:37 +0100[diff] [blame]49
50/* Test system controller by phandle */
51static int dm_test_syscon_by_phandle(struct unit_test_state *uts)
52{
53 struct udevice *dev;
54 struct regmap *map;
55
56 ut_assertok(uclass_get_device_by_name(UCLASS_TEST_PROBE, "test4",
57 &dev));
58
59 ut_assertok_ptr(syscon_regmap_lookup_by_phandle(dev, "first-syscon"));
60 map = syscon_regmap_lookup_by_phandle(dev, "first-syscon");
61 ut_assert(map);
62 ut_assert(!IS_ERR(map));
63 ut_asserteq(1, map->range_count);
64
65 ut_assertok_ptr(syscon_regmap_lookup_by_phandle(dev,
66 "second-sys-ctrl"));
67 map = syscon_regmap_lookup_by_phandle(dev, "second-sys-ctrl");
68 ut_assert(map);
69 ut_assert(!IS_ERR(map));
70 ut_asserteq(4, map->range_count);
71
Patrick Delaunayee010432019-03-07 09:57:13 +0100[diff] [blame]72 ut_assertok_ptr(syscon_regmap_lookup_by_phandle(dev,
73 "third-syscon"));
74 map = syscon_regmap_lookup_by_phandle(dev, "third-syscon");
75 ut_assert(map);
76 ut_assert(!IS_ERR(map));
77 ut_asserteq(4, map->range_count);
78
Jean-Jacques Hiblotdc44ea42018-11-29 10:57:37 +0100[diff] [blame]79 ut_assert(IS_ERR(syscon_regmap_lookup_by_phandle(dev, "not-present")));
80
81 return 0;
82}
Simon Glass974dccd2020-07-28 19:41:12 -0600[diff] [blame]83DM_TEST(dm_test_syscon_by_phandle, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);