1 files changed, 38 insertions, 0 deletions
diff --git a/test/dm/scmi.c b/test/dm/scmi.c
new file mode 100644
index 0000000000..d8c1e71f12
--- /dev/null
+++ b/test/dm/scmi.c
@@ -0,0 +1,38 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2020, Linaro Limited
+ *
+ * Tests scmi_agent uclass and the SCMI drivers implemented in other
+ * uclass devices probe when a SCMI server exposes resources.
+ *
+ * Note in test.dts the protocol@10 node in agent 1. Protocol 0x10 is not
+ * implemented in U-Boot SCMI components but the implementation is exepected
+ * to not complain on unknown protocol IDs, as long as it is not used. Note
+ * in test.dts tests that SCMI drivers probing does not fail for such an
+ * unknown SCMI protocol ID.
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <asm/scmi_test.h>
+#include <dm/device-internal.h>
+#include <dm/test.h>
+#include <test/ut.h>
+
+/*
+ * Test SCMI states when loading and releasing resources
+ * related to SCMI drivers.
+ */
+static int dm_test_scmi_sandbox_agent(struct unit_test_state *uts)
+{
+	struct sandbox_scmi_service *scmi_ctx = sandbox_scmi_service_ctx();
+
+	ut_assertnonnull(scmi_ctx);
+	ut_asserteq(2, scmi_ctx->agent_count);
+	ut_assertnull(scmi_ctx->agent[0]);
+	ut_assertnull(scmi_ctx->agent[1]);
+
+	return 0;
+}
+
+DM_TEST(dm_test_scmi_sandbox_agent, UT_TESTF_SCAN_FDT);