armv8: ls1088ardb: Add support for LS1088ARDB platform

LS1088A is an ARMv8 implementation. The LS1088ARDB is an evaluatoin
platform that supports the LS1088A family SoCs. This patch add basic
support of the platform.

Signed-off-by: Alison Wang <alison.wang@nxp.com>
Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
Signed-off-by: Ashish Kumar <Ashish.Kumar@nxp.com>
Signed-off-by: Raghav Dogra <raghav.dogra@nxp.com>
Signed-off-by: Shaohui Xie <Shaohui.Xie@nxp.com>
[YS: Disabled NAND in board header file]
Reviewed-by: York Sun <york.sun@nxp.com>

WIP: disable NAND for LS1088ARDB
diff --git a/board/freescale/ls1088a/ls1088a_qixis.h b/board/freescale/ls1088a/ls1088a_qixis.h
new file mode 100644
index 0000000..9757d1b
--- /dev/null
+++ b/board/freescale/ls1088a/ls1088a_qixis.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2017 NXP
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __LS1088AQDS_QIXIS_H__
+#define __LS1088AQDS_QIXIS_H__
+
+/* Definitions of QIXIS Registers for LS1088AQDS */
+
+/* SYSCLK */
+#define QIXIS_SYSCLK_66			0x0
+#define QIXIS_SYSCLK_83			0x1
+#define QIXIS_SYSCLK_100		0x2
+#define QIXIS_SYSCLK_125		0x3
+#define QIXIS_SYSCLK_133		0x4
+#define QIXIS_SYSCLK_150		0x5
+#define QIXIS_SYSCLK_160		0x6
+#define QIXIS_SYSCLK_166		0x7
+
+/* DDRCLK */
+#define QIXIS_DDRCLK_66			0x0
+#define QIXIS_DDRCLK_100		0x1
+#define QIXIS_DDRCLK_125		0x2
+#define QIXIS_DDRCLK_133		0x3
+
+/* BRDCFG2 - SD clock*/
+#define QIXIS_SDCLK1_100		0x0
+#define QIXIS_SDCLK1_125		0x1
+#define QIXIS_SDCLK1_165		0x2
+#define QIXIS_SDCLK1_100_SP		0x3
+
+#endif