microblaze: Add support for NET_MULTI api

Microblaze hasn't supported NET_MULTI support.

Signed-off-by: Michal Simek <monstr@monstr.eu>
diff --git a/arch/microblaze/lib/board.c b/arch/microblaze/lib/board.c
index 3ff5c17..0ce040e 100644
--- a/arch/microblaze/lib/board.c
+++ b/arch/microblaze/lib/board.c
@@ -31,6 +31,7 @@
 #include <version.h>
 #include <watchdog.h>
 #include <stdio_dev.h>
+#include <net.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -42,6 +43,7 @@
 #ifdef CONFIG_SYS_INTC_0
 extern int interrupts_init (void);
 #endif
+
 #if defined(CONFIG_CMD_NET)
 extern int eth_init (bd_t * bis);
 #endif
@@ -165,8 +167,14 @@
 
 #if defined(CONFIG_CMD_NET)
 	/* IP Address */
-	bd->bi_ip_addr = getenv_IPaddr ("ipaddr");
-	eth_init (bd);
+	bd->bi_ip_addr = getenv_IPaddr("ipaddr");
+
+	printf("Net:   ");
+	eth_initialize(gd->bd);
+
+	uchar enetaddr[6];
+	eth_getenv_enetaddr("ethaddr", enetaddr);
+	printf("MAC:   %pM\n", enetaddr);
 #endif
 
 	/* main_loop */
diff --git a/board/xilinx/microblaze-generic/microblaze-generic.c b/board/xilinx/microblaze-generic/microblaze-generic.c
index 838f131..744384c 100644
--- a/board/xilinx/microblaze-generic/microblaze-generic.c
+++ b/board/xilinx/microblaze-generic/microblaze-generic.c
@@ -27,6 +27,7 @@
 
 #include <common.h>
 #include <config.h>
+#include <netdev.h>
 #include <asm/microblaze_intc.h>
 #include <asm/asm.h>
 
@@ -66,3 +67,15 @@
 	return 0;
 }
 #endif
+
+int board_eth_init(bd_t *bis)
+{
+	/*
+	 * This board either has PCI NICs or uses the CPU's TSECs
+	 * pci_eth_init() will return 0 if no NICs found, so in that case
+	 * returning -1 will force cpu_eth_init() to be called.
+	 */
+#ifdef CONFIG_XILINX_EMACLITE
+	return xilinx_emaclite_initialize(bis, XILINX_EMACLITE_BASEADDR);
+#endif
+}
diff --git a/include/configs/microblaze-generic.h b/include/configs/microblaze-generic.h
index 9301a6b..c30cc4c 100644
--- a/include/configs/microblaze-generic.h
+++ b/include/configs/microblaze-generic.h
@@ -243,9 +243,11 @@
 
 #ifndef CONFIG_SYS_ENET
 # undef CONFIG_CMD_NET
+# undef CONFIG_NET_MULTI
 #else
 # define CONFIG_CMD_PING
 # define CONFIG_CMD_DHCP
+# define CONFIG_NET_MULTI
 #endif
 
 #if defined(CONFIG_SYSTEMACE)