xref: /openbmc/u-boot/test/dm/ofnode.c (revision 2c5eac1e)
1 // SPDX-License-Identifier: GPL-2.0+
2 
3 #include <common.h>
4 #include <dm.h>
5 #include <dm/of_extra.h>
6 #include <dm/test.h>
7 #include <test/ut.h>
8 
9 static int dm_test_ofnode_compatible(struct unit_test_state *uts)
10 {
11 	ofnode root_node = ofnode_path("/");
12 
13 	ut_assert(ofnode_valid(root_node));
14 	ut_assert(ofnode_device_is_compatible(root_node, "sandbox"));
15 
16 	return 0;
17 }
18 DM_TEST(dm_test_ofnode_compatible, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
19 
20 static int dm_test_ofnode_by_prop_value(struct unit_test_state *uts)
21 {
22 	const char propname[] = "compatible";
23 	const char propval[] = "denx,u-boot-fdt-test";
24 	const char *str;
25 	ofnode node = ofnode_null();
26 
27 	/* Find first matching node, there should be at least one */
28 	node = ofnode_by_prop_value(node, propname, propval, sizeof(propval));
29 	ut_assert(ofnode_valid(node));
30 	str = ofnode_read_string(node, propname);
31 	ut_assert(str && !strcmp(str, propval));
32 
33 	/* Find the rest of the matching nodes */
34 	while (true) {
35 		node = ofnode_by_prop_value(node, propname, propval,
36 					    sizeof(propval));
37 		if (!ofnode_valid(node))
38 			break;
39 		str = ofnode_read_string(node, propname);
40 		ut_assert(str && !strcmp(str, propval));
41 	}
42 
43 	return 0;
44 }
45 DM_TEST(dm_test_ofnode_by_prop_value, DM_TESTF_SCAN_FDT);
46 
47 static int dm_test_ofnode_fmap(struct unit_test_state *uts)
48 {
49 	struct fmap_entry entry;
50 	ofnode node;
51 
52 	node = ofnode_path("/cros-ec/flash");
53 	ut_assert(ofnode_valid(node));
54 	ut_assertok(ofnode_read_fmap_entry(node, &entry));
55 	ut_asserteq(0x08000000, entry.offset);
56 	ut_asserteq(0x20000, entry.length);
57 
58 	return 0;
59 }
60 DM_TEST(dm_test_ofnode_fmap, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
61