dm: memory: Introduce new uclass

Introduce UCLASS_MEMORY for future Memory Controller
device drivers.

Signed-off-by: Roger Quadros <rogerq@kernel.org>
Reviewed-by: Simon Glass <sjg@chromium.org>

1 files changed, 21 insertions, 0 deletions

diff --git a/test/dm/memory.c b/test/dm/memory.c
new file mode 100644
index 0000000000..7d9500aa91
--- /dev/null
+++ b/test/dm/memory.c
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2022
+ *     Texas Instruments Incorporated, <www.ti.com>
+ */
+
+#include <dm.h>
+#include <dm/test.h>
+#include <test/test.h>
+#include <test/ut.h>
+
+static int dm_test_memory(struct unit_test_state *uts)
+{
+	struct udevice *dev;
+
+	ut_assertok(uclass_first_device_err(UCLASS_MEMORY, &dev));
+
+	return 0;
+}
+
+DM_TEST(dm_test_memory, UT_TESTF_SCAN_FDT);