test/dm/ofnode.c

   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);