armv8: ls1046ardb: Add LS1046ARDB board support

LS1046ARDB Specification:
-------------------------
Memory subsystem:
 * 8GByte DDR4 SDRAM (64bit bus)
 * 512 Mbyte NAND flash
 * Two 64 Mbyte high-speed SPI flash
 * SD connector to interface with the SD memory card
 * On-board 4G eMMC

Ethernet:
 * Two XFI 10G ports
 * Two SGMII ports
 * Two RGMII ports

PCIe:
 * PCIe1 (SerDes2 Lane0) to miniPCIe slot
 * PCIe2 (SerDes2 Lane1) to x2 PCIe slot
 * PCIe3 (SerDes2 Lane2) to x4 PCIe slot

SATA:
 * SerDes2 Lane3 to SATA port

USB 3.0: one super speed USB 3.0 type A port
	 one Micro-AB port

UART: supports two UARTs up to 115200 bps for console

Signed-off-by: Mingkai Hu <mingkai.hu@nxp.com>
Signed-off-by: Shaohui Xie <Shaohui.Xie@nxp.com>
Signed-off-by: Gong Qianyu <Qianyu.Gong@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/board/freescale/ls1046ardb/eth.c b/board/freescale/ls1046ardb/eth.c
new file mode 100644
index 0000000..ac8bbec
--- /dev/null
+++ b/board/freescale/ls1046ardb/eth.c
@@ -0,0 +1,77 @@
+/*
+ * Copyright 2016 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+#include <common.h>
+#include <asm/io.h>
+#include <netdev.h>
+#include <fm_eth.h>
+#include <fsl_dtsec.h>
+#include <fsl_mdio.h>
+#include <malloc.h>
+
+#include "../common/fman.h"
+
+int board_eth_init(bd_t *bis)
+{
+#ifdef CONFIG_FMAN_ENET
+	int i;
+	struct memac_mdio_info dtsec_mdio_info;
+	struct memac_mdio_info tgec_mdio_info;
+	struct mii_dev *dev;
+	u32 srds_s1;
+	struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
+
+	srds_s1 = in_be32(&gur->rcwsr[4]) &
+			FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_MASK;
+	srds_s1 >>= FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_SHIFT;
+
+	dtsec_mdio_info.regs =
+		(struct memac_mdio_controller *)CONFIG_SYS_FM1_DTSEC_MDIO_ADDR;
+
+	dtsec_mdio_info.name = DEFAULT_FM_MDIO_NAME;
+
+	/* Register the 1G MDIO bus */
+	fm_memac_mdio_init(bis, &dtsec_mdio_info);
+
+	tgec_mdio_info.regs =
+		(struct memac_mdio_controller *)CONFIG_SYS_FM1_TGEC_MDIO_ADDR;
+	tgec_mdio_info.name = DEFAULT_FM_TGEC_MDIO_NAME;
+
+	/* Register the 10G MDIO bus */
+	fm_memac_mdio_init(bis, &tgec_mdio_info);
+
+	/* Set the two on-board RGMII PHY address */
+	fm_info_set_phy_address(FM1_DTSEC3, RGMII_PHY1_ADDR);
+	fm_info_set_phy_address(FM1_DTSEC4, RGMII_PHY2_ADDR);
+
+	/* Set the two on-board SGMII PHY address */
+	fm_info_set_phy_address(FM1_DTSEC5, SGMII_PHY1_ADDR);
+	fm_info_set_phy_address(FM1_DTSEC6, SGMII_PHY2_ADDR);
+
+	/* Set the on-board AQ PHY address */
+	fm_info_set_phy_address(FM1_10GEC1, FM1_10GEC1_PHY_ADDR);
+
+	switch (srds_s1) {
+	case 0x1133:
+		break;
+	default:
+		printf("Invalid SerDes protocol 0x%x for LS1046ARDB\n",
+		       srds_s1);
+		break;
+	}
+
+	dev = miiphy_get_dev_by_name(DEFAULT_FM_MDIO_NAME);
+	for (i = FM1_DTSEC1; i < FM1_DTSEC1 + CONFIG_SYS_NUM_FM1_DTSEC; i++)
+		fm_info_set_mdio(i, dev);
+
+	/* XFI on lane A, MAC 9 */
+	dev = miiphy_get_dev_by_name(DEFAULT_FM_TGEC_MDIO_NAME);
+	fm_info_set_mdio(FM1_10GEC1, dev);
+
+	cpu_eth_init(bis);
+#endif
+
+	return pci_eth_init(bis);
+}