1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (C) 2017 Texas Instruments Incorporated - http://www.ti.com/
4 * Written by Jean-Jacques Hiblot <jjhiblot@ti.com>
5 */
6
7 #include <common.h>
8 #include <dm.h>
9 #include <generic-phy.h>
10 #include <dm/test.h>
11 #include <test/ut.h>
12
13 /* Base test of the phy uclass */
dm_test_phy_base(struct unit_test_state * uts)14 static int dm_test_phy_base(struct unit_test_state *uts)
15 {
16 struct udevice *dev;
17 struct phy phy1_method1;
18 struct phy phy1_method2;
19 struct phy phy2;
20 struct phy phy3;
21 struct udevice *parent;
22
23 /* Get the device using the phy device*/
24 ut_assertok(uclass_get_device_by_name(UCLASS_SIMPLE_BUS,
25 "gen_phy_user", &parent));
26 /*
27 * Get the same phy port in 2 different ways and compare.
28 */
29 ut_assertok(generic_phy_get_by_name(parent, "phy1", &phy1_method1))
30 ut_assertok(generic_phy_get_by_index(parent, 0, &phy1_method2))
31 ut_asserteq(phy1_method1.id, phy1_method2.id);
32
33 /*
34 * Get the second phy port. Check that the same phy provider (device)
35 * provides this 2nd phy port, but that the IDs are different
36 */
37 ut_assertok(generic_phy_get_by_name(parent, "phy2", &phy2))
38 ut_asserteq_ptr(phy1_method2.dev, phy2.dev);
39 ut_assert(phy1_method1.id != phy2.id);
40
41 /*
42 * Get the third phy port. Check that the phy provider is different
43 */
44 ut_assertok(generic_phy_get_by_name(parent, "phy3", &phy3))
45 ut_assert(phy2.dev != phy3.dev);
46
47 /* Try to get a non-existing phy */
48 ut_asserteq(-ENODEV, uclass_get_device(UCLASS_PHY, 3, &dev));
49 ut_asserteq(-ENODATA, generic_phy_get_by_name(parent,
50 "phy_not_existing", &phy1_method1));
51
52 return 0;
53 }
54 DM_TEST(dm_test_phy_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
55
56 /* Test of the phy uclass using the sandbox phy driver operations */
dm_test_phy_ops(struct unit_test_state * uts)57 static int dm_test_phy_ops(struct unit_test_state *uts)
58 {
59 struct phy phy1;
60 struct phy phy2;
61 struct phy phy3;
62 struct udevice *parent;
63
64 ut_assertok(uclass_get_device_by_name(UCLASS_SIMPLE_BUS,
65 "gen_phy_user", &parent));
66
67 ut_assertok(generic_phy_get_by_name(parent, "phy1", &phy1));
68 ut_asserteq(0, phy1.id);
69 ut_assertok(generic_phy_get_by_name(parent, "phy2", &phy2));
70 ut_asserteq(1, phy2.id);
71 ut_assertok(generic_phy_get_by_name(parent, "phy3", &phy3));
72 ut_asserteq(0, phy3.id);
73
74 /* test normal operations */
75 ut_assertok(generic_phy_init(&phy1));
76 ut_assertok(generic_phy_power_on(&phy1));
77 ut_assertok(generic_phy_power_off(&phy1));
78
79 /*
80 * test operations after exit().
81 * The sandbox phy driver does not allow it.
82 */
83 ut_assertok(generic_phy_exit(&phy1));
84 ut_assert(generic_phy_power_on(&phy1) != 0);
85 ut_assert(generic_phy_power_off(&phy1) != 0);
86
87 /*
88 * test normal operations again (after re-init)
89 */
90 ut_assertok(generic_phy_init(&phy1));
91 ut_assertok(generic_phy_power_on(&phy1));
92 ut_assertok(generic_phy_power_off(&phy1));
93
94 /*
95 * test calling unimplemented feature.
96 * The call is expected to succeed
97 */
98 ut_assertok(generic_phy_reset(&phy1));
99
100 /* PHY2 has a known problem with power off */
101 ut_assertok(generic_phy_init(&phy2));
102 ut_assertok(generic_phy_power_on(&phy2));
103 ut_asserteq(-EIO, generic_phy_power_off(&phy2));
104
105 /* PHY3 has a known problem with power off and power on */
106 ut_assertok(generic_phy_init(&phy3));
107 ut_asserteq(-EIO, generic_phy_power_off(&phy3));
108 ut_asserteq(-EIO, generic_phy_power_off(&phy3));
109
110 return 0;
111 }
112 DM_TEST(dm_test_phy_ops, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
113