arm/ls1021a: add PCIe settings

The patch enables and adds PCIe settings for boards LS1021AQDS
and LS1021ATWR.

Signed-off-by: Minghuan Lian <Minghuan.Lian@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
diff --git a/include/configs/ls1021atwr.h b/include/configs/ls1021atwr.h
index 0a0bb5f..a13876b 100644
--- a/include/configs/ls1021atwr.h
+++ b/include/configs/ls1021atwr.h
@@ -303,6 +303,30 @@
 #define CONFIG_PCIE_LAYERSCAPE	/* Use common FSL Layerscape PCIe code */
 #define FSL_PCIE_COMPAT "fsl,ls1021a-pcie"
 
+#define CONFIG_SYS_PCI_64BIT
+
+#define CONFIG_SYS_PCIE_CFG0_PHYS_OFF	0x00000000
+#define CONFIG_SYS_PCIE_CFG0_SIZE	0x00001000	/* 4k */
+#define CONFIG_SYS_PCIE_CFG1_PHYS_OFF	0x00001000
+#define CONFIG_SYS_PCIE_CFG1_SIZE	0x00001000	/* 4k */
+
+#define CONFIG_SYS_PCIE_IO_BUS		0x00000000
+#define CONFIG_SYS_PCIE_IO_PHYS_OFF	0x00010000
+#define CONFIG_SYS_PCIE_IO_SIZE		0x00010000	/* 64k */
+
+#define CONFIG_SYS_PCIE_MEM_BUS		0x08000000
+#define CONFIG_SYS_PCIE_MEM_PHYS_OFF	0x04000000
+#define CONFIG_SYS_PCIE_MEM_SIZE	0x08000000	/* 128M */
+
+#ifdef CONFIG_PCI
+#define CONFIG_NET_MULTI
+#define CONFIG_PCI_PNP
+#define CONFIG_E1000
+#define CONFIG_PCI_SCAN_SHOW
+#define CONFIG_CMD_PCI
+#define CONFIG_CMD_NET
+#endif
+
 #define CONFIG_CMD_PING
 #define CONFIG_CMD_DHCP
 #define CONFIG_CMD_MII