1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (C) 2021, Bin Meng <bmeng.cn@gmail.com>
4 */
5
6 #include <common.h>
7 #include <dm.h>
8 #include <dm/test.h>
9 #include <dm/simple_bus.h>
10 #include <dm/uclass-internal.h>
11 #include <test/ut.h>
12
dm_test_simple_bus(struct unit_test_state * uts)13 static int dm_test_simple_bus(struct unit_test_state *uts)
14 {
15 struct udevice *dev;
16 struct simple_bus_plat *plat;
17
18 /* locate the dummy device @ translation-test node */
19 ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, &dev));
20 ut_asserteq_str("dev@0,0", dev->name);
21
22 /* locate the parent node which is a simple-bus */
23 ut_assertnonnull(dev = dev_get_parent(dev));
24 ut_asserteq_str("translation-test@8000", dev->name);
25
26 ut_assertnonnull(plat = dev_get_uclass_plat(dev));
27 ut_asserteq(0, plat->base);
28 ut_asserteq(0x8000, plat->target);
29 ut_asserteq(0x1000, plat->size);
30
31 return 0;
32 }
33 DM_TEST(dm_test_simple_bus, UT_TESTF_SCAN_FDT | UT_TESTF_FLAT_TREE);
34