test: dm: add test item for ofnode_get_addr() and ofnode_get_size()

Add test item for getting address and size functions

Test the following function:
- ofnode_get_addr()
- ofnode_get_size()

Signed-off-by: Chen Guanqiao <chenguanqiao@kuaishou.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/test/dm/ofnode.c b/test/dm/ofnode.c
index c539134..e0b525e 100644
--- a/test/dm/ofnode.c
+++ b/test/dm/ofnode.c
@@ -261,3 +261,34 @@
 	return 0;
 }
 DM_TEST(dm_test_ofnode_is_enabled, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
+
+static int dm_test_ofnode_get_reg(struct unit_test_state *uts)
+{
+	ofnode node;
+	fdt_addr_t addr;
+	fdt_size_t size;
+
+	node = ofnode_path("/translation-test@8000");
+	ut_assert(ofnode_valid(node));
+	addr = ofnode_get_addr(node);
+	size = ofnode_get_size(node);
+	ut_asserteq(0x8000, addr);
+	ut_asserteq(0x4000, size);
+
+	node = ofnode_path("/translation-test@8000/dev@1,100");
+	ut_assert(ofnode_valid(node));
+	addr = ofnode_get_addr(node);
+	size = ofnode_get_size(node);
+	ut_asserteq(0x9000, addr);
+	ut_asserteq(0x1000, size);
+
+	node = ofnode_path("/emul-mux-controller");
+	ut_assert(ofnode_valid(node));
+	addr = ofnode_get_addr(node);
+	size = ofnode_get_size(node);
+	ut_asserteq(FDT_ADDR_T_NONE, addr);
+	ut_asserteq(FDT_SIZE_T_NONE, size);
+
+	return 0;
+}
+DM_TEST(dm_test_ofnode_get_reg, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);