From 4279c53e5b594ed9b09c752df3cf0b4eacf57788 Mon Sep 17 00:00:00 2001
From: Joachim Foerster <joachim.foerster@missinglinkelectronics.com>
Date: Wed, 26 Oct 2011 14:25:00 +0200
Subject: nios2: Offer ft_board_setup() capability and call
 fdt_fixup_ethernet().

The main motivation is, to have the local-mac-address property of the
ethernet peripherals fixed/synced with U-Boot's environment settings.

Signed-off-by: Joachim Foerster <joachim.foerster@missinglinkelectronics.com>
Signed-off-by: Thomas Chou <thomas@wytron.com.tw>

diff --git a/arch/nios2/cpu/Makefile b/arch/nios2/cpu/Makefile
index aa41160..402fd74 100644
--- a/arch/nios2/cpu/Makefile
+++ b/arch/nios2/cpu/Makefile
@@ -28,6 +28,7 @@ LIB	= $(obj)lib$(CPU).o
 START	= start.o
 SOBJS	= exceptions.o
 COBJS	= cpu.o interrupts.o sysid.o traps.o epcs.o
+COBJS	+= fdt.o
 
 SRCS	:= $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS	:= $(addprefix $(obj),$(SOBJS) $(COBJS))
diff --git a/arch/nios2/cpu/fdt.c b/arch/nios2/cpu/fdt.c
new file mode 100644
index 0000000..b1ed9e1
--- /dev/null
+++ b/arch/nios2/cpu/fdt.c
@@ -0,0 +1,53 @@
+/*
+ * (C) Copyright 2011, Missing Link Electronics
+ *                     Joachim Foerster <joachim@missinglinkelectronics.com>
+ *
+ * Taken from arch/powerpc/cpu/ppc4xx/fdt.c:
+ *
+ * (C) Copyright 2007-2008
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * 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>
+
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
+#include <libfdt.h>
+#include <libfdt_env.h>
+#include <fdt_support.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+void __ft_board_setup(void *blob, bd_t *bd)
+{
+	ft_cpu_setup(blob, bd);
+}
+void ft_board_setup(void *blob, bd_t *bd) \
+	__attribute__((weak, alias("__ft_board_setup")));
+
+void ft_cpu_setup(void *blob, bd_t *bd)
+{
+	/*
+	 * Fixup all ethernet nodes
+	 * Note: aliases in the dts are required for this
+	 */
+	fdt_fixup_ethernet(blob);
+}
+#endif /* CONFIG_OF_LIBFDT && CONFIG_OF_BOARD_SETUP */
-- 
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