refactor(plat/nxp): use a unified errata api

Use a unfied API soc_errata() for each platforms,
add print a INFO message for each enabled errata,
so that it will be easy to check which errata is
enabled on current platform.

Signed-off-by: Jiafei Pan <Jiafei.Pan@nxp.com>
Change-Id: I5eab3f338db6b46c57cbad475819043fc60ca6d3
diff --git a/plat/nxp/common/soc_errata/errata.h b/plat/nxp/common/soc_errata/errata.h
new file mode 100644
index 0000000..b543b4b
--- /dev/null
+++ b/plat/nxp/common/soc_errata/errata.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright 2020-2021 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#ifndef ERRATA_H
+#define ERRATA_H
+
+void soc_errata(void);
+
+#endif /* ERRATA_H */