AVR32: Enable networking

Implement MACB initialization for AVR32 and ATSTK1000, and turn
everything on, including the MACB driver.

Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>

board/atmel/atstk1000/Makefile

@@ -26,7 +26,7 @@ include $(TOPDIR)/config.mk
 
 LIB	:= $(obj)lib$(BOARD).a
 
-COBJS	:= $(BOARD).o flash.o
+COBJS	:= $(BOARD).o flash.o eth.o
 
 SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS	:= $(addprefix $(obj),$(SOBJS) $(COBJS))

board/atmel/atstk1000/atstk1000.c

@@ -49,6 +49,10 @@ int board_early_init_f(void)
 
 	gpio_enable_ebi();
 	gpio_enable_usart1();
+#if defined(CONFIG_MACB)
+	gpio_enable_macb0();
+	gpio_enable_macb1();
+#endif
 
 	return 0;
 }

board/atmel/atstk1000/eth.c

@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2005-2006 Atmel Corporation
+ *
+ * Ethernet initialization for the ATSTK1000 starterkit
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+#include <common.h>
+
+#include <asm/arch/memory-map.h>
+
+extern int macb_eth_initialize(int id, void *regs, unsigned int phy_addr);
+
+#if defined(CONFIG_MACB) && (CONFIG_COMMANDS & CFG_CMD_NET)
+void atstk1000_eth_initialize(bd_t *bi)
+{
+	int id = 0;
+
+	macb_eth_initialize(id++, (void *)MACB0_BASE, bi->bi_phy_id[0]);
+	macb_eth_initialize(id++, (void *)MACB1_BASE, bi->bi_phy_id[1]);
+}
+#endif

include/configs/atstk1002.h

@@ -93,6 +93,22 @@
 #define CONFIG_AUTOBOOT_DELAY_STR	"d"
 #define CONFIG_AUTOBOOT_STOP_STR	" "
 
+/*
+ * These are "locally administered ethernet addresses" generated by
+ * ./tools/gen_eth_addr
+ *
+ * After booting the board for the first time, new addresses should be
+ * generated and assigned to the environment variables "ethaddr" and
+ * "eth1addr".
+ */
+#define CONFIG_ETHADDR			"6a:87:71:14:cd:cb"
+#define CONFIG_ETH1ADDR			"ca:f8:15:e6:3e:e6"
+#define CONFIG_OVERWRITE_ETHADDR_ONCE	1
+#define CONFIG_NET_MULTI		1
+
+#define CONFIG_BOOTP_MASK		(CONFIG_BOOTP_SUBNETMASK	\
+					 | CONFIG_BOOTP_GATEWAY)
+
 #define CONFIG_COMMANDS			(CFG_CMD_BDI			\
 					 | CFG_CMD_LOADS		\
 					 | CFG_CMD_LOADB		\
@@ -100,7 +116,7 @@
 					 /* | CFG_CMD_CACHE */		\
 					 | CFG_CMD_FLASH		\
 					 | CFG_CMD_MEMORY		\
-					 /* | CFG_CMD_NET */		\
+					 | CFG_CMD_NET			\
 					 | CFG_CMD_ENV			\
 					 /* | CFG_CMD_IRQ */		\
 					 | CFG_CMD_BOOTD		\
@@ -112,7 +128,7 @@
 					 /* | CFG_CMD_I2C */		\
 					 | CFG_CMD_REGINFO		\
 					 /* | CFG_CMD_DATE */		\
-					 /* | CFG_CMD_DHCP */		\
+					 | CFG_CMD_DHCP			\
 					 /* | CFG_CMD_AUTOSCRIPT */	\
 					 /* | CFG_CMD_MII */		\
 					 | CFG_CMD_MISC			\
@@ -133,6 +149,7 @@
 #include <cmd_confdefs.h>
 
 #define CONFIG_ATMEL_USART		1
+#define CONFIG_MACB			1
 #define CONFIG_PIO2			1
 #define CFG_NR_PIOS			5
 #define CFG_HSDRAMC			1

lib_avr32/board.c

@@ -328,6 +328,13 @@ void board_init_r(gd_t *new_gd, ulong dest_addr)
 	jumptable_init();
 	console_init_r();
 
+#if (CONFIG_COMMANDS & CFG_CMD_NET)
+#if defined(CONFIG_NET_MULTI)
+	puts("Net:   ");
+#endif
+	eth_initialize(gd->bd);
+#endif
+
 	for (;;) {
 		main_loop();
 	}

net/eth.c

@@ -55,6 +55,7 @@ extern int skge_initialize(bd_t*);
 extern int tsec_initialize(bd_t*, int, char *);
 extern int npe_initialize(bd_t *);
 extern int uec_initialize(int);
+extern int atstk1000_eth_initialize(bd_t *);
 
 static struct eth_device *eth_devices, *eth_current;
 
@@ -255,6 +256,9 @@ int eth_initialize(bd_t *bis)
 #if defined(CONFIG_RTL8169)
 	rtl8169_initialize(bis);
 #endif
+#if defined(CONFIG_ATSTK1000)
+	atstk1000_eth_initialize(bis);
+#endif
 
 	if (!eth_devices) {
 		puts ("No ethernet found.\n");