nds32: Support AE3XX platform.
Support Andestech AE3xx platform: serial, timer device tree flow.
Signed-off-by: rick <rick@andestech.com>
diff --git a/arch/nds32/cpu/n1213/ae3xx/timer.c b/arch/nds32/cpu/n1213/ae3xx/timer.c
new file mode 100644
index 0000000..a284bf5
--- /dev/null
+++ b/arch/nds32/cpu/n1213/ae3xx/timer.c
@@ -0,0 +1,16 @@
+/*
+ * (C) Copyright 2009 Faraday Technology
+ * Po-Yu Chuang <ratbert@faraday-tech.com>
+ *
+ * Copyright (C) 2011 Andes Technology Corporation
+ * Shawn Lin, Andes Technology Corporation <nobuhiro@andestech.com>
+ * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef CONFIG_TIMER
+#include <common.h>
+#include <asm/io.h>
+#include <faraday/fttmr010.h>
+#error "AE3XX timer only support DM flow"
+#endif /* CONFIG_TIMER */