xref: /openbmc/u-boot/test/dm/ofnode.c (revision 10b4dc520811fdfc5a31f6067be2b0cd0753998d)
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