Added support for the mgcoge board from keymile.

Signed-off-by: Heiko Schocher <hs@denx.de>

7 files changed, 745 insertions, 4 deletions

diff --git a/MAKEALL b/MAKEALL
index 8fbb7928b..67fadd014 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -282,6 +282,7 @@ LIST_8260="		\
 	hymod		\
 	IPHASE4539	\
 	ISPAN		\
+	mgcoge		\
 	MPC8260ADS	\
 	MPC8266ADS	\
 	MPC8272ADS	\
diff --git a/Makefile b/Makefile
index 60cc4e5af..0288fa1f7 100644
--- a/Makefile
+++ b/Makefile
@@ -1547,6 +1547,9 @@ ISPAN_REVB_config:	unconfig
 	fi
 	@$(MKCONFIG) -a ISPAN ppc mpc8260 ispan
 
+mgcoge_config	:	unconfig
+	@$(MKCONFIG) mgcoge ppc mpc8260 mgcoge
+
 MPC8260ADS_config	\
 MPC8260ADS_lowboot_config	\
 MPC8260ADS_33MHz_config	\
diff --git a/board/mgcoge/Makefile b/board/mgcoge/Makefile
new file mode 100644
index 000000000..1a1424406
--- /dev/null
+++ b/board/mgcoge/Makefile
@@ -0,0 +1,50 @@
+#
+# (C) Copyright 2001-2007
+# Wolfgang Denk, DENX Software Engineering, wd@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 $(TOPDIR)/config.mk
+
+LIB	= $(obj)lib$(BOARD).a
+
+COBJS	:= $(BOARD).o
+
+SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS))
+SOBJS	:= $(addprefix $(obj),$(SOBJS))
+
+$(LIB):	$(obj).depend $(OBJS)
+	$(AR) $(ARFLAGS) $@ $(OBJS)
+
+clean:
+	rm -f $(SOBJS) $(OBJS)
+
+distclean:	clean
+	rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/mgcoge/config.mk b/board/mgcoge/config.mk
new file mode 100644
index 000000000..143bc9f76
--- /dev/null
+++ b/board/mgcoge/config.mk
@@ -0,0 +1,24 @@
+#
+# (C) Copyright 2007
+# Heiko Schocher, DENX Software Engineering, hs@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
+#
+
+TEXT_BASE = 0xFE000000
diff --git a/board/mgcoge/mgcoge.c b/board/mgcoge/mgcoge.c
new file mode 100644
index 000000000..0207a3aeb
--- /dev/null
+++ b/board/mgcoge/mgcoge.c
@@ -0,0 +1,345 @@
+/*
+ * (C) Copyright 2007
+ * Heiko Schocher, DENX Software Engineering, hs@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>
+#include <mpc8260.h>
+#include <ioports.h>
+
+#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
+#include <libfdt.h>
+#endif
+
+/*
+ * I/O Port configuration table
+ *
+ * if conf is 1, then that port pin will be configured at boot time
+ * according to the five values podr/pdir/ppar/psor/pdat for that entry
+ */
+const iop_conf_t iop_conf_tab[4][32] = {
+
+    /* Port A */
+    {	/*	      conf      ppar psor pdir podr pdat */
+	/* PA31 */ { 0,          0,   0,   0,   0,   0 }, /* PA31            */
+	/* PA30 */ { 0,          0,   0,   0,   0,   0 }, /* PA30            */
+	/* PA29 */ { 0,          0,   0,   0,   0,   0 }, /* PA29            */
+	/* PA28 */ { 0,          0,   0,   0,   0,   0 }, /* PA28            */
+	/* PA27 */ { 0,          0,   0,   0,   0,   0 }, /* PA27            */
+	/* PA26 */ { 0,          0,   0,   0,   0,   0 }, /* PA26            */
+	/* PA25 */ { 0,          0,   0,   0,   0,   0 }, /* PA25            */
+	/* PA24 */ { 0,          0,   0,   0,   0,   0 }, /* PA24            */
+	/* PA23 */ { 0,          0,   0,   0,   0,   0 }, /* PA23            */
+	/* PA22 */ { 0,          0,   0,   0,   0,   0 }, /* PA22            */
+	/* PA21 */ { 0,          0,   0,   0,   0,   0 }, /* PA21            */
+	/* PA20 */ { 0,          0,   0,   0,   0,   0 }, /* PA20            */
+	/* PA19 */ { 0,          0,   0,   0,   0,   0 }, /* PA19            */
+	/* PA18 */ { 0,          0,   0,   0,   0,   0 }, /* PA18            */
+	/* PA17 */ { 0,          0,   0,   0,   0,   0 }, /* PA17            */
+	/* PA16 */ { 0,          0,   0,   0,   0,   0 }, /* PA16            */
+	/* PA15 */ { 0,          0,   0,   0,   0,   0 }, /* PA15            */
+	/* PA14 */ { 0,          0,   0,   0,   0,   0 }, /* PA14            */
+	/* PA13 */ { 0,          0,   0,   0,   0,   0 }, /* PA13            */
+	/* PA12 */ { 0,          0,   0,   0,   0,   0 }, /* PA12            */
+	/* PA11 */ { 0,          0,   0,   0,   0,   0 }, /* PA11            */
+	/* PA10 */ { 0,          0,   0,   0,   0,   0 }, /* PA10            */
+	/* PA9  */ { 1,          1,   0,   1,   0,   0 }, /* SMC2 TxD        */
+	/* PA8  */ { 1,          1,   0,   0,   0,   0 }, /* SMC2 RxD        */
+	/* PA7  */ { 0,          0,   0,   0,   0,   0 }, /* PA7             */
+	/* PA6  */ { 0,          0,   0,   0,   0,   0 }, /* PA6             */
+	/* PA5  */ { 0,          0,   0,   0,   0,   0 }, /* PA5             */
+	/* PA4  */ { 0,          0,   0,   0,   0,   0 }, /* PA4             */
+	/* PA3  */ { 0,          0,   0,   0,   0,   0 }, /* PA3             */
+	/* PA2  */ { 0,          0,   0,   0,   0,   0 }, /* PA2             */
+	/* PA1  */ { 0,          0,   0,   0,   0,   0 }, /* PA1             */
+	/* PA0  */ { 0,          0,   0,   0,   0,   0 }  /* PA0             */
+    },
+
+    /* Port B */
+    {   /*	      conf      ppar psor pdir podr pdat */
+	/* PB31 */ { 0,          0,   0,   0,   0,   0 }, /* PB31            */
+	/* PB30 */ { 0,          0,   0,   0,   0,   0 }, /* PB30            */
+	/* PB29 */ { 0,          0,   0,   0,   0,   0 }, /* PB29            */
+	/* PB28 */ { 0,          0,   0,   0,   0,   0 }, /* PB28            */
+	/* PB27 */ { 0,          0,   0,   0,   0,   0 }, /* PB27            */
+	/* PB26 */ { 0,          0,   0,   0,   0,   0 }, /* PB26            */
+	/* PB25 */ { 0,          0,   0,   0,   0,   0 }, /* PB25            */
+	/* PB24 */ { 0,          0,   0,   0,   0,   0 }, /* PB24            */
+	/* PB23 */ { 0,          0,   0,   0,   0,   0 }, /* PB23            */
+	/* PB22 */ { 0,          0,   0,   0,   0,   0 }, /* PB22            */
+	/* PB21 */ { 0,          0,   0,   0,   0,   0 }, /* PB21            */
+	/* PB20 */ { 0,          0,   0,   0,   0,   0 }, /* PB20            */
+	/* PB19 */ { 0,          0,   0,   0,   0,   0 }, /* PB19            */
+	/* PB18 */ { 0,          0,   0,   0,   0,   0 }, /* PB18            */
+	/* PB17 */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB16 */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB15 */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB14 */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB13 */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB12 */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB11 */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB10 */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB9  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB8  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB7  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB6  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB5  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB4  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB3  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB2  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB1  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PB0  */ { 0,          0,   0,   0,   0,   0 }  /* non-existent    */
+    },
+
+    /* Port C */
+    {   /*	      conf      ppar psor pdir podr pdat */
+	/* PC31 */ { 0,          0,   0,   0,   0,   0 }, /* PC31            */
+	/* PC30 */ { 0,          0,   0,   0,   0,   0 }, /* PC30            */
+	/* PC29 */ { 0,          0,   0,   0,   0,   0 }, /* PC29            */
+	/* PC28 */ { 0,          0,   0,   0,   0,   0 }, /* PC28            */
+	/* PC27 */ { 0,          0,   0,   0,   0,   0 }, /* PC27            */
+	/* PC26 */ { 0,          0,   0,   0,   0,   0 }, /* PC26            */
+	/* PC25 */ { 1,          1,   0,   0,   0,   0 }, /* SCC4 RxClk      */
+	/* PC24 */ { 1,          1,   0,   0,   0,   0 }, /* SCC4 TxClk      */
+	/* PC23 */ { 0,          0,   0,   0,   0,   0 }, /* PC23            */
+	/* PC22 */ { 0,          0,   0,   0,   0,   0 }, /* PC22            */
+	/* PC21 */ { 0,          0,   0,   0,   0,   0 }, /* PC21            */
+	/* PC20 */ { 0,          0,   0,   0,   0,   0 }, /* PC20            */
+	/* PC19 */ { 0,          0,   0,   0,   0,   0 }, /* PC19            */
+	/* PC18 */ { 0,          0,   0,   0,   0,   0 }, /* PC18            */
+	/* PC17 */ { 0,          0,   0,   0,   0,   0 }, /* PC17            */
+	/* PC16 */ { 0,          0,   0,   0,   0,   0 }, /* PC16            */
+	/* PC15 */ { 0,          0,   0,   0,   0,   0 }, /* PC15            */
+	/* PC14 */ { 0,          0,   0,   0,   0,   0 }, /* PC14            */
+	/* PC13 */ { 0,          0,   0,   0,   0,   0 }, /* PC13            */
+	/* PC12 */ { 0,          0,   0,   0,   0,   0 }, /* PC12            */
+	/* PC11 */ { 0,          0,   0,   0,   0,   0 }, /* PC11            */
+	/* PC10 */ { 0,          0,   0,   0,   0,   0 }, /* PC10            */
+	/* PC9  */ { 1,          1,   0,   0,   0,   0 }, /* SCC4: CTS       */
+	/* PC8  */ { 1,          1,   0,   0,   0,   0 }, /* SCC4: CD        */
+	/* PC7  */ { 0,          0,   0,   0,   0,   0 }, /* PC7             */
+	/* PC6  */ { 0,          0,   0,   0,   0,   0 }, /* PC6             */
+	/* PC5  */ { 0,          0,   0,   0,   0,   0 }, /* PC5             */
+	/* PC4  */ { 0,          0,   0,   0,   0,   0 }, /* PC4             */
+	/* PC3  */ { 0,          0,   0,   0,   0,   0 }, /* PC3             */
+	/* PC2  */ { 0,          0,   0,   0,   0,   0 }, /* PC2             */
+	/* PC1  */ { 0,          0,   0,   0,   0,   0 }, /* PC1             */
+	/* PC0  */ { 0,          0,   0,   0,   0,   0 }, /* PC0             */
+    },
+
+    /* Port D */
+    {   /*	      conf      ppar psor pdir podr pdat */
+	/* PD31 */ { 0,          0,   0,   0,   0,   0 }, /* PD31            */
+	/* PD30 */ { 0,          0,   0,   0,   0,   0 }, /* PD30            */
+	/* PD29 */ { 0,          0,   0,   0,   0,   0 }, /* PD29            */
+	/* PD28 */ { 0,          0,   0,   0,   0,   0 }, /* PD28            */
+	/* PD27 */ { 0,          0,   0,   0,   0,   0 }, /* PD27            */
+	/* PD26 */ { 0,          0,   0,   0,   0,   0 }, /* PD26            */
+	/* PD25 */ { 0,          0,   0,   0,   0,   0 }, /* PD25            */
+	/* PD24 */ { 0,          0,   0,   0,   0,   0 }, /* PD24            */
+	/* PD23 */ { 0,          0,   0,   0,   0,   0 }, /* PD23            */
+	/* PD22 */ { 1,          1,   0,   0,   0,   0 }, /* SCC4: RXD       */
+	/* PD21 */ { 1,          1,   0,   1,   0,   0 }, /* SCC4: TXD       */
+	/* PD20 */ { 1,          1,   0,   1,   0,   0 }, /* SCC4: RTS       */
+	/* PD19 */ { 0,          0,   0,   0,   0,   0 }, /* PD19            */
+	/* PD18 */ { 0,          0,   0,   0,   0,   0 }, /* PD18            */
+	/* PD17 */ { 0,          0,   0,   0,   0,   0 }, /* PD17            */
+	/* PD16 */ { 0,          0,   0,   0,   0,   0 }, /* PD16            */
+	/* PD15 */ { 0,          0,   0,   0,   0,   0 }, /* PD15            */
+	/* PD14 */ { 0,          0,   0,   0,   0,   0 }, /* PD14            */
+	/* PD13 */ { 0,          0,   0,   0,   0,   0 }, /* PD13            */
+	/* PD12 */ { 0,          0,   0,   0,   0,   0 }, /* PD12            */
+	/* PD11 */ { 0,          0,   0,   0,   0,   0 }, /* PD11            */
+	/* PD10 */ { 0,          0,   0,   0,   0,   0 }, /* PD10            */
+	/* PD9  */ { 0,          0,   0,   0,   0,   0 }, /* PD9             */
+	/* PD8  */ { 0,          0,   0,   0,   0,   0 }, /* PD8             */
+	/* PD7  */ { 0,          0,   0,   0,   0,   0 }, /* PD7             */
+	/* PD6  */ { 0,          0,   0,   0,   0,   0 }, /* PD6             */
+	/* PD5  */ { 0,          0,   0,   0,   0,   0 }, /* PD5             */
+	/* PD4  */ { 0,          0,   0,   0,   0,   0 }, /* PD4             */
+	/* PD3  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PD2  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PD1  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */
+	/* PD0  */ { 0,          0,   0,   0,   0,   0 }  /* non-existent    */
+    }
+};
+
+/* Try SDRAM initialization with P/LSDMR=sdmr and ORx=orx
+ *
+ * This routine performs standard 8260 initialization sequence
+ * and calculates the available memory size. It may be called
+ * several times to try different SDRAM configurations on both
+ * 60x and local buses.
+ */
+static long int try_init (volatile memctl8260_t * memctl, ulong sdmr,
+						  ulong orx, volatile uchar * base)
+{
+	volatile uchar c = 0xff;
+	volatile uint *sdmr_ptr;
+	volatile uint *orx_ptr;
+	ulong maxsize, size;
+	int i;
+
+	/* We must be able to test a location outsize the maximum legal size
+	 * to find out THAT we are outside; but this address still has to be
+	 * mapped by the controller. That means, that the initial mapping has
+	 * to be (at least) twice as large as the maximum expected size.
+	 */
+	maxsize = (1 + (~orx | 0x7fff))/* / 2*/;
+
+	sdmr_ptr = &memctl->memc_psdmr;
+	orx_ptr = &memctl->memc_or1;
+
+	*orx_ptr = orx;
+
+	/*
+	 * Quote from 8260 UM (10.4.2 SDRAM Power-On Initialization, 10-35):
+	 *
+	 * "At system reset, initialization software must set up the
+	 *  programmable parameters in the memory controller banks registers
+	 *  (ORx, BRx, P/LSDMR). After all memory parameters are configured,
+	 *  system software should execute the following initialization sequence
+	 *  for each SDRAM device.
+	 *
+	 *  1. Issue a PRECHARGE-ALL-BANKS command
+	 *  2. Issue eight CBR REFRESH commands
+	 *  3. Issue a MODE-SET command to initialize the mode register
+	 *
+	 *  The initial commands are executed by setting P/LSDMR[OP] and
+	 *  accessing the SDRAM with a single-byte transaction."
+	 *
+	 * The appropriate BRx/ORx registers have already been set when we
+	 * get here. The SDRAM can be accessed at the address CFG_SDRAM_BASE.
+	 */
+
+	*sdmr_ptr = sdmr | PSDMR_OP_PREA;
+	*base = c;
+
+	*sdmr_ptr = sdmr | PSDMR_OP_CBRR;
+	for (i = 0; i < 8; i++)
+		*base = c;
+
+	*sdmr_ptr = sdmr | PSDMR_OP_MRW;
+	*(base + CFG_MRS_OFFS) = c;	/* setting MR on address lines */
+
+	*sdmr_ptr = sdmr | PSDMR_OP_NORM | PSDMR_RFEN;
+	*base = c;
+
+	size = get_ram_size((long *)base, maxsize);
+	*orx_ptr = orx | ~(size - 1);
+
+	return (size);
+}
+
+long int initdram(int board_type)
+{
+	volatile immap_t *immap = (immap_t *) CFG_IMMR;
+	volatile memctl8260_t *memctl = &immap->im_memctl;
+
+	long psize;
+
+	memctl->memc_psrt = CFG_PSRT;
+	memctl->memc_mptpr = CFG_MPTPR;
+
+#ifndef CFG_RAMBOOT
+	/* 60x SDRAM setup:
+	 */
+	psize = try_init (memctl, CFG_PSDMR, CFG_OR1,
+						  (uchar *) CFG_SDRAM_BASE);
+#endif /* CFG_RAMBOOT */
+
+	icache_enable ();
+
+	return (psize);
+}
+
+int checkboard(void)
+{
+	puts("Board: mgcoge\n");
+
+	return 0;
+}
+
+#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
+/*
+ * update "memory" property in the blob
+ */
+void ft_blob_update(void *blob, bd_t *bd)
+{
+	int ret, nodeoffset = 0;
+	ulong memory_data[2] = {0};
+	ulong flash_data[4] = {0};
+
+	memory_data[0] = cpu_to_be32(bd->bi_memstart);
+	memory_data[1] = cpu_to_be32(bd->bi_memsize);
+
+	nodeoffset = fdt_path_offset (blob, "/memory");
+	if (nodeoffset >= 0) {
+		ret = fdt_setprop(blob, nodeoffset, "reg", memory_data,
+					sizeof(memory_data));
+	if (ret < 0)
+		printf("ft_blob_update): cannot set /memory/reg "
+			"property err:%s\n", fdt_strerror(ret));
+	}
+	else {
+		/* memory node is required in dts */
+		printf("ft_blob_update(): cannot find /memory node "
+		"err:%s\n", fdt_strerror(nodeoffset));
+	}
+	/* update Flash size */
+	flash_data[2] = cpu_to_be32(bd->bi_flashstart);
+	flash_data[3] = cpu_to_be32(bd->bi_flashsize);
+	nodeoffset = fdt_path_offset (blob, "/localbus");
+	if (nodeoffset >= 0) {
+		ret = fdt_setprop(blob, nodeoffset, "ranges", flash_data,
+					sizeof(flash_data));
+	if (ret < 0)
+		printf("ft_blob_update): cannot set /localbus/ranges "
+			"property err:%s\n", fdt_strerror(ret));
+	}
+	else {
+		/* memory node is required in dts */
+		printf("ft_blob_update(): cannot find /localbus node "
+		"err:%s\n", fdt_strerror(nodeoffset));
+	}
+	/* MAC Adresse */
+	nodeoffset = fdt_path_offset (blob, "/soc/cpm/ethernet");
+	if (nodeoffset >= 0) {
+		ret = fdt_setprop(blob, nodeoffset, "mac-address", bd->bi_enetaddr,
+					sizeof(uchar) * 6);
+	if (ret < 0)
+		printf("ft_blob_update): cannot set /soc/cpm/ethernet/mac-address "
+			"property err:%s\n", fdt_strerror(ret));
+	}
+	else {
+		/* memory node is required in dts */
+		printf("ft_blob_update(): cannot find /localbus node "
+		"err:%s\n", fdt_strerror(nodeoffset));
+	}
+
+}
+
+void ft_board_setup(void *blob, bd_t *bd)
+{
+	ft_cpu_setup( blob, bd);
+	ft_blob_update(blob, bd);
+}
+#endif /* defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) */
diff --git a/cpu/mpc8260/ether_scc.c b/cpu/mpc8260/ether_scc.c
index e56839d3a..633d05391 100644
--- a/cpu/mpc8260/ether_scc.c
+++ b/cpu/mpc8260/ether_scc.c
@@ -77,7 +77,9 @@
 
 #define TX_BUF_CNT 2
 
-#define TOUT_LOOP 1000000
+#if !defined(CFG_SCC_TOUT_LOOP)
+  #define CFG_SCC_TOUT_LOOP 1000000
+#endif
 
 static char txbuf[TX_BUF_CNT][ DBUF_LENGTH ];
 
@@ -109,7 +111,7 @@ int eth_send(volatile void *packet, int length)
     }
 
     for(i=0; rtx->txbd[txIdx].cbd_sc & BD_ENET_TX_READY; i++) {
-	if (i >= TOUT_LOOP) {
+	if (i >= CFG_SCC_TOUT_LOOP) {
 	    puts ("scc: tx buffer not ready\n");
 	    goto out;
 	}
@@ -121,7 +123,7 @@ int eth_send(volatile void *packet, int length)
 				BD_ENET_TX_WRAP);
 
     for(i=0; rtx->txbd[txIdx].cbd_sc & BD_ENET_TX_READY; i++) {
-	if (i >= TOUT_LOOP) {
+	if (i >= CFG_SCC_TOUT_LOOP) {
 	    puts ("scc: tx error\n");
 	    goto out;
 	}
@@ -262,7 +264,6 @@ int eth_init(bd_t *bis)
     pram_ptr->sen_taddrm = 0x0;   /* Tmp Address (unused) */
     pram_ptr->sen_taddrl = 0x0;   /* Tmp Address (LSB) (unused) */
 
-
     /* 24.21 - (19): Initialize RxBD */
     for (i = 0; i < PKTBUFSRX; i++)
     {
diff --git a/include/configs/mgcoge.h b/include/configs/mgcoge.h
new file mode 100644
index 000000000..ab2877858
--- /dev/null
+++ b/include/configs/mgcoge.h
@@ -0,0 +1,317 @@
+/*
+ * (C) Copyright 2007
+ * Heiko Schocher, DENX Software Engineering, hs@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
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+
+#define CONFIG_MPC8247		1
+#define CONFIG_MPC8272_FAMILY   1
+#define CONFIG_MGCOGE		1
+
+#define CONFIG_CPM2		1	/* Has a CPM2 */
+
+#undef DEBUG
+
+/*
+ * Select serial console configuration
+ *
+ * If either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
+ * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
+ * for SCC).
+ */
+#define	CONFIG_CONS_ON_SMC		/* Console is on SMC         */
+#undef  CONFIG_CONS_ON_SCC		/* It's not on SCC           */
+#undef	CONFIG_CONS_NONE		/* It's not on external UART */
+#define CONFIG_CONS_INDEX	2	/* SMC2 is used for console  */
+
+/*
+ * Select ethernet configuration
+ *
+ * If either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected,
+ * then CONFIG_ETHER_INDEX must be set to the channel number (1-4 for
+ * SCC, 1-3 for FCC)
+ *
+ * If CONFIG_ETHER_NONE is defined, then either the ethernet routines
+ * must be defined elsewhere (as for the console), or CONFIG_CMD_NET
+ * must be unset.
+ */
+#define	CONFIG_ETHER_ON_SCC		/* Ethernet is on SCC */
+#undef	CONFIG_ETHER_ON_FCC		/* Ethernet is not on FCC     */
+#undef	CONFIG_ETHER_NONE		/* No external Ethernet   */
+
+#define CONFIG_ETHER_INDEX	4
+#define CFG_SCC_TOUT_LOOP	10000000
+
+# define CFG_CMXSCR_VALUE	(CMXSCR_RS4CS_CLK7 | CMXSCR_TS4CS_CLK8)
+
+#ifndef CONFIG_8260_CLKIN
+#define CONFIG_8260_CLKIN	66000000	/* in Hz */
+#endif
+
+#define CONFIG_BAUDRATE		115200
+
+/*
+ * Command line configuration.
+ */
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_ECHO
+#define CONFIG_CMD_IMMAP
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_PING
+
+/*
+ * Default environment settings
+ */
+#define CONFIG_EXTRA_ENV_SETTINGS					\
+	"netdev=eth0\0"							\
+	"u-boot_addr=100000\0"						\
+	"kernel_addr=200000\0"						\
+	"fdt_addr=400000\0"						\
+	"rootpath=/opt/eldk-4.2/ppc_82xx\0"				\
+	"u-boot=/tftpboot/mgcoge/u-boot.bin\0"				\
+	"bootfile=/tftpboot/mgcoge/uImage\0"				\
+	"fdt_file=/tftpboot/mgcoge/mgcoge.dtb\0"			\
+	"load=tftp ${u-boot_addr} ${u-boot}\0"				\
+	"update=prot off fe000000 fe03ffff; era fe000000 fe03ffff; "	\
+		"cp.b ${u-boot_addr} fe000000 ${filesize};"		\
+		"prot on fe000000 fe03ffff\0"				\
+	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
+	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
+		"nfsroot=${serverip}:${rootpath}\0"			\
+	"addcon=setenv bootargs ${bootargs} console=ttyCPM0,,${baudrate}\0"	\
+	"addmtd=setenv bootargs ${bootargs} ${mtdparts}\0"		\
+	"addip=setenv bootargs ${bootargs} "				\
+		"ip=${ipaddr}:${serverip}:${gatewayip}:"		\
+		"${netmask}:${hostname}:${netdev}:on panic=1 "		\
+		"console=${console}\0"					\
+	"net_nfs=tftp ${kernel_addr} ${bootfile}; "			\
+		"tftp ${fdt_addr} ${fdt_file}; run nfsargs addip addcon;"\
+		"bootm ${kernel_addr} - ${fdt_addr}\0"			\
+	"net_self=tftp ${kernel_addr} ${bootfile}; "			\
+		"tftp ${fdt_addr} ${fdt_file}; "			\
+		"tftp ${ramdisk_addr} ${ramdisk_file}; "		\
+		"run ramargs addip; "					\
+		"bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0"	\
+	""
+#define CONFIG_BOOTCOMMAND	"run net_nfs"
+#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds */
+
+#undef	CONFIG_WATCHDOG			/* disable platform specific watchdog */
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_HUSH_PARSER
+#define CFG_PROMPT_HUSH_PS2	"> "
+#define CFG_LONGHELP			/* undef to save memory	    */
+#define CFG_PROMPT		"=> "	/* Monitor Command Prompt   */
+#if defined(CONFIG_CMD_KGDB)
+#define CFG_CBSIZE		1024	/* Console I/O Buffer Size  */
+#else
+#define CFG_CBSIZE		256	/* Console I/O Buffer Size  */
+#endif
+#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)	/* Print Buffer Size  */
+#define CFG_MAXARGS		16		/* max number of command args */
+#define CFG_BARGSIZE		CFG_CBSIZE	/* Boot Argument Buffer Size  */
+
+#define CFG_MEMTEST_START	0x00100000	/* memtest works on */
+#define CFG_MEMTEST_END		0x00f00000	/* 1 ... 15 MB in DRAM	*/
+
+#define CFG_LOAD_ADDR		0x100000	/* default load address */
+
+#define CFG_HZ			1000	/* decrementer freq: 1 ms ticks */
+
+#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200, 230400 }
+
+#define CFG_SDRAM_BASE		0x00000000
+#define CFG_FLASH_BASE		0xFE000000
+#define CFG_FLASH_SIZE		32
+#define CFG_FLASH_CFI
+#define CFG_FLASH_CFI_DRIVER
+#define CFG_MAX_FLASH_BANKS	1	/* max num of flash banks	*/
+#define CFG_MAX_FLASH_SECT	256	/* max num of sects on one chip */
+
+#define CFG_MONITOR_BASE	TEXT_BASE
+#if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
+#define CFG_RAMBOOT
+#endif
+
+#define CFG_MONITOR_LEN		(256 << 10)	/* Reserve 256KB for Monitor */
+
+#define CFG_ENV_IS_IN_FLASH
+
+#ifdef CFG_ENV_IS_IN_FLASH
+#define CFG_ENV_SECT_SIZE	0x20000
+#define CFG_ENV_ADDR		(CFG_MONITOR_BASE + CFG_MONITOR_LEN)
+#endif /* CFG_ENV_IS_IN_FLASH */
+
+#define CFG_IMMR		0xF0000000
+
+#define CFG_INIT_RAM_ADDR	CFG_IMMR
+#define CFG_INIT_RAM_END	0x2000	/* End of used area in DPRAM	*/
+#define CFG_GBL_DATA_SIZE	128	/* size in bytes reserved for initial data */
+#define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
+#define CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET
+
+/* Hard reset configuration word */
+#define CFG_HRCW_MASTER		0x0604b211
+
+/* No slaves */
+#define CFG_HRCW_SLAVE1 	0
+#define CFG_HRCW_SLAVE2 	0
+#define CFG_HRCW_SLAVE3 	0
+#define CFG_HRCW_SLAVE4 	0
+#define CFG_HRCW_SLAVE5 	0
+#define CFG_HRCW_SLAVE6 	0
+#define CFG_HRCW_SLAVE7 	0
+
+#define BOOTFLAG_COLD		0x01	/* Normal Power-On: Boot from FLASH */
+#define BOOTFLAG_WARM		0x02	/* Software reboot                  */
+
+#define CFG_MALLOC_LEN		(4096 << 10)	/* Reserve 4 MB for malloc()	*/
+#define CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
+
+#define CFG_CACHELINE_SIZE	32	/* For MPC8260 CPUs */
+#if defined(CONFIG_CMD_KGDB)
+#  define CFG_CACHELINE_SHIFT	5	/* log base 2 of the above value */
+#endif
+
+#define CFG_HID0_INIT		0
+#define CFG_HID0_FINAL		(HID0_ICE | HID0_IFEM | HID0_ABE)
+
+#define CFG_HID2		0
+
+#define CFG_SIUMCR		0x4020c200
+#define CFG_SYPCR		0xFFFFFFC3
+#define CFG_BCR			0x10000000
+#define CFG_SCCR		(SCCR_PCI_MODE | SCCR_PCI_MODCK)
+
+/*-----------------------------------------------------------------------
+ * RMR - Reset Mode Register                                     5-5
+ *-----------------------------------------------------------------------
+ * turn on Checkstop Reset Enable
+ */
+#define CFG_RMR         0
+
+/*-----------------------------------------------------------------------
+ * TMCNTSC - Time Counter Status and Control                     4-40
+ *-----------------------------------------------------------------------
+ * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
+ * and enable Time Counter
+ */
+#define CFG_TMCNTSC     (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE)
+
+/*-----------------------------------------------------------------------
+ * PISCR - Periodic Interrupt Status and Control                 4-42
+ *-----------------------------------------------------------------------
+ * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
+ * Periodic timer
+ */
+#define CFG_PISCR       (PISCR_PS|PISCR_PTF|PISCR_PTE)
+
+/*-----------------------------------------------------------------------
+ * RCCR - RISC Controller Configuration                         13-7
+ *-----------------------------------------------------------------------
+ */
+#define CFG_RCCR        0
+
+/*
+ * Init Memory Controller:
+ *
+ * Bank Bus     Machine PortSz  Device
+ * ---- ---     ------- ------  ------
+ *  0   60x     GPCM     8 bit  FLASH
+ *  1   60x     SDRAM   32 bit  SDRAM
+ *
+ */
+/* Bank 0 - FLASH
+ */
+#define CFG_BR0_PRELIM  ((CFG_FLASH_BASE & BRx_BA_MSK)	|\
+			 BRx_PS_8			|\
+			 BRx_MS_GPCM_P			|\
+			 BRx_V)
+
+#define CFG_OR0_PRELIM  (MEG_TO_AM(CFG_FLASH_SIZE)	|\
+			 ORxG_CSNT			|\
+			 ORxG_ACS_DIV2			|\
+			 ORxG_SCY_5_CLK			|\
+			 ORxG_TRLX )
+
+
+/* Bank 1 - 60x bus SDRAM
+ */
+#define SDRAM_MAX_SIZE	0x08000000	/* max. 128 MB		*/
+#define CFG_GLOBAL_SDRAM_LIMIT	(256 << 20)	/* less than 256 MB */
+
+#define CFG_MPTPR       0x1800
+
+/*-----------------------------------------------------------------------------
+ * Address for Mode Register Set (MRS) command
+ *-----------------------------------------------------------------------------
+ */
+#define CFG_MRS_OFFS	0x00000110
+#define CFG_PSRT        0x0e
+
+#define CFG_BR1_PRELIM  ((CFG_SDRAM_BASE & BRx_BA_MSK)  |\
+			 BRx_PS_64                      |\
+			 BRx_MS_SDRAM_P                 |\
+			 BRx_V)
+
+#define CFG_OR1_PRELIM	CFG_OR1
+
+/* SDRAM initialization values
+*/
+
+#define CFG_OR1    ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
+			 ORxS_BPD_8                     |\
+			 ORxS_ROWST_PBI0_A7		|\
+			 ORxS_NUMR_13)
+
+#define CFG_PSDMR  (PSDMR_SDAM_A14_IS_A5 |\
+			 PSDMR_BSMA_A14_A16           |\
+			 PSDMR_SDA10_PBI0_A9		|\
+			 PSDMR_RFRC_5_CLK               |\
+			 PSDMR_PRETOACT_2W              |\
+			 PSDMR_ACTTORW_2W               |\
+			 PSDMR_LDOTOPRE_1C              |\
+			 PSDMR_WRC_1C                   |\
+			 PSDMR_CL_2)
+
+#define	CFG_RESET_ADDRESS 0xFDFFFFFC	/* "bad" address		*/
+
+/* pass open firmware flat tree */
+#define CONFIG_OF_LIBFDT	1
+#define CONFIG_OF_BOARD_SETUP	1
+
+#define OF_CPU			"PowerPC,8247@0"
+#define OF_SOC			"soc@f0000000"
+#define OF_TBCLK		(bd->bi_busfreq / 4)
+#define OF_STDOUT_PATH		"/soc/cpm/serial@11a90"
+
+#endif /* __CONFIG_H */