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-rw-r--r--test/dm/i3c.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/test/dm/i3c.c b/test/dm/i3c.c
new file mode 100644
index 00000000000..81336e67555
--- /dev/null
+++ b/test/dm/i3c.c
@@ -0,0 +1,34 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2025 Altera Corporation <www.altera.com>
+ */
+
+#include <dm.h>
+#include <i3c.h>
+#include <dm/test.h>
+#include <test/ut.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* Basic test of the i3c uclass */
+static int dm_test_i3c_base(struct unit_test_state *uts)
+{
+ struct udevice *dev;
+
+ ut_assertok(uclass_get_device(UCLASS_I3C, 0, &dev));
+ ut_assertok(dm_i3c_read(dev, 0, NULL, 1));
+ ut_assertok(dm_i3c_read(dev, 0, NULL, 4));
+ ut_assertok(dm_i3c_write(dev, 0, "AABB", 2));
+ ut_assertok(dm_i3c_write(dev, 0, "AABBCCDD", 4));
+
+ ut_assertok(uclass_get_device(UCLASS_I3C, 1, &dev));
+ ut_assertok(dm_i3c_read(dev, 1, NULL, 1));
+ ut_assertok(dm_i3c_read(dev, 1, NULL, 4));
+ ut_assertok(dm_i3c_write(dev, 1, "AABB", 2));
+ ut_assertok(dm_i3c_write(dev, 1, "AABBCCDD", 4));
+
+ ut_asserteq(-ENODEV, uclass_get_device(UCLASS_I3C, 2, &dev));
+
+ return 0;
+}
+DM_TEST(dm_test_i3c_base, UTF_SCAN_PDATA | UTF_SCAN_FDT);