diff --git a/arch/x86/lib/acpi_table.c b/arch/x86/lib/acpi_table.c
index 423df5cbf9b33ac27bd1ac9e350d9c7cb2306a43..66cff822dc2bf35be4aec48c4baa361c6731a304 100644
--- a/arch/x86/lib/acpi_table.c
+++ b/arch/x86/lib/acpi_table.c
@@ -531,6 +531,7 @@ ulong write_acpi_tables(ulong start_addr)
 
 	debug("ACPI: Writing ACPI tables at %lx\n", start_addr);
 
+	acpi_reset_items();
 	acpi_setup_base_tables(ctx, start);
 
 	debug("ACPI:    * FACS\n");
diff --git a/drivers/core/acpi.c b/drivers/core/acpi.c
index 7fe93992b5fa8933fe9c7da48650f93b93bcde8a..63a791f335e832fbe6b7970f14a21a6ef609c41c 100644
--- a/drivers/core/acpi.c
+++ b/drivers/core/acpi.c
@@ -268,8 +268,7 @@ int acpi_recurse_method(struct acpi_ctx *ctx, struct udevice *parent,
 	if (func) {
 		void *start = ctx->current;
 
-		log_debug("\n");
-		log_debug("- %s %p\n", parent->name, func);
+		log_debug("- method %d, %s %p\n", method, parent->name, func);
 		ret = device_ofdata_to_platdata(parent);
 		if (ret)
 			return log_msg_ret("ofdata", ret);
@@ -299,7 +298,6 @@ int acpi_fill_ssdt(struct acpi_ctx *ctx)
 	int ret;
 
 	log_debug("Writing SSDT tables\n");
-	item_count = 0;
 	ret = acpi_recurse_method(ctx, dm_root(), METHOD_FILL_SSDT, TYPE_SSDT);
 	log_debug("Writing SSDT finished, err=%d\n", ret);
 	ret = sort_acpi_item_type(ctx, start, TYPE_SSDT);
@@ -315,7 +313,6 @@ int acpi_inject_dsdt(struct acpi_ctx *ctx)
 	int ret;
 
 	log_debug("Writing DSDT tables\n");
-	item_count = 0;
 	ret = acpi_recurse_method(ctx, dm_root(), METHOD_INJECT_DSDT,
 				  TYPE_DSDT);
 	log_debug("Writing DSDT finished, err=%d\n", ret);
@@ -326,6 +323,11 @@ int acpi_inject_dsdt(struct acpi_ctx *ctx)
 	return ret;
 }
 
+void acpi_reset_items(void)
+{
+	item_count = 0;
+}
+
 int acpi_write_dev_tables(struct acpi_ctx *ctx)
 {
 	int ret;
diff --git a/include/dm/acpi.h b/include/dm/acpi.h
index e8b0336f6d8c5c040957a31e79c10c8b0150c82b..e6951b6a25d97525cbe03579d3c83ca257896e67 100644
--- a/include/dm/acpi.h
+++ b/include/dm/acpi.h
@@ -226,6 +226,15 @@ void acpi_dump_items(enum acpi_dump_option option);
  */
 int acpi_get_path(const struct udevice *dev, char *out_path, int maxlen);
 
+/**
+ * acpi_reset_items() - Reset the list of ACPI items to empty
+ *
+ * This list keeps track of DSDT and SSDT items that are generated
+ * programmatically. The 'acpi items' command shows the list. Use this function
+ * to empty the list, before writing new items.
+ */
+void acpi_reset_items(void);
+
 #endif /* __ACPI__ */
 
 #endif
diff --git a/test/dm/acpi.c b/test/dm/acpi.c
index 1f252a8d45402b52bd0d81cad4ffa4779a467648..f5eddac10d0ac492e670899d1c967335cb46544f 100644
--- a/test/dm/acpi.c
+++ b/test/dm/acpi.c
@@ -477,6 +477,7 @@ static int dm_test_acpi_fill_ssdt(struct unit_test_state *uts)
 	buf = malloc(BUF_SIZE);
 	ut_assertnonnull(buf);
 
+	acpi_reset_items();
 	ctx.current = buf;
 	buf[4] = 'z';	/* sentinel */
 	ut_assertok(acpi_fill_ssdt(&ctx));
@@ -507,6 +508,7 @@ static int dm_test_acpi_inject_dsdt(struct unit_test_state *uts)
 	buf = malloc(BUF_SIZE);
 	ut_assertnonnull(buf);
 
+	acpi_reset_items();
 	ctx.current = buf;
 	buf[4] = 'z';	/* sentinel */
 	ut_assertok(acpi_inject_dsdt(&ctx));
@@ -537,6 +539,7 @@ static int dm_test_acpi_cmd_items(struct unit_test_state *uts)
 	buf = malloc(BUF_SIZE);
 	ut_assertnonnull(buf);
 
+	acpi_reset_items();
 	ctx.current = buf;
 	ut_assertok(acpi_fill_ssdt(&ctx));
 	console_record_reset();
@@ -545,6 +548,7 @@ static int dm_test_acpi_cmd_items(struct unit_test_state *uts)
 	ut_assert_nextline("dev 'acpi-test2', type 1, size 2");
 	ut_assert_console_end();
 
+	acpi_reset_items();
 	ctx.current = buf;
 	ut_assertok(acpi_inject_dsdt(&ctx));
 	console_record_reset();