+
+static const struct udevice_id fdt_dummy_ids[] = {
+ { .compatible = "denx,u-boot-fdt-dummy", },
+ { }
+};
+
+UCLASS_DRIVER(fdt_dummy) = {
+ .name = "fdt_dummy",
+ .id = UCLASS_TEST_DUMMY,
+ .flags = DM_UC_FLAG_SEQ_ALIAS,
+};
+
+U_BOOT_DRIVER(fdt_dummy_drv) = {
+ .name = "fdt_dummy_drv",
+ .of_match = fdt_dummy_ids,
+ .id = UCLASS_TEST_DUMMY,
+};
+
+static int dm_test_fdt_translation(struct unit_test_state *uts)
+{
+ struct udevice *dev;
+
+ /* Some simple translations */
+ ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
+ ut_asserteq_str("dev@0,0", dev->name);
+ ut_asserteq(0x8000, dev_read_addr(dev));
+
+ ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 1, true, &dev));
+ ut_asserteq_str("dev@1,100", dev->name);
+ ut_asserteq(0x9000, dev_read_addr(dev));
+
+ ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 2, true, &dev));
+ ut_asserteq_str("dev@2,200", dev->name);
+ ut_asserteq(0xA000, dev_read_addr(dev));
+
+ /* No translation for busses with #size-cells == 0 */
+ ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 3, true, &dev));
+ ut_asserteq_str("dev@42", dev->name);
+ ut_asserteq(0x42, dev_read_addr(dev));
+
+ return 0;
+}
+DM_TEST(dm_test_fdt_translation, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);