feat(ls1046ardb): add ls1046ardb board support

The LS1046A reference design board (RDB) is a high-performance
computing, evaluation, and development platform that supports
the Layerscape LS1046A architecture processor.

Signed-off-by: Jiafei Pan <Jiafei.Pan@nxp.com>
Signed-off-by: York Sun <york.sun@nxp.com>
Signed-off-by: Pankaj Gupta <pankaj.gupta@nxp.com>
Change-Id: Ib7a01b309e0b0acc7f38e22b138e9e181dff244a
diff --git a/plat/nxp/soc-ls1046a/ls1046ardb/platform.c b/plat/nxp/soc-ls1046a/ls1046ardb/platform.c
new file mode 100644
index 0000000..cef920f
--- /dev/null
+++ b/plat/nxp/soc-ls1046a/ls1046ardb/platform.c
@@ -0,0 +1,28 @@
+/*
+ * Copyright 2020-2022 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <plat_common.h>
+
+#pragma weak board_enable_povdd
+#pragma weak board_disable_povdd
+
+bool board_enable_povdd(void)
+{
+#ifdef CONFIG_POVDD_ENABLE
+	return true;
+#else
+	return false;
+#endif
+}
+
+bool board_disable_povdd(void)
+{
+#ifdef CONFIG_POVDD_ENABLE
+	return true;
+#else
+	return false;
+#endif
+}