drivers_aocpu: add license. [1/1]

PD#SWPL-69730

Problem:
add license

Solution:
add license

Verify:
ad401_a113l

Signed-off-by: yang.li <yang.li@amlogic.com>
Change-Id: I0fd33d407efa0dba75b93e81c844e74d32946f7d
diff --git a/Kconfig b/Kconfig
index ce8e723..a83b032 100644
--- a/Kconfig
+++ b/Kconfig
@@ -1,3 +1,7 @@
+# Copyright (c) 2021-2022 Amlogic, Inc. All rights reserved.
+
+# SPDX-License-Identifier: MIT
+
 source "drivers_aocpu/stick_mem/Kconfig"
 source "drivers_aocpu/uart/Kconfig"
 source "drivers_aocpu/cec/Kconfig"