powerpc, 8xx: Add support for MCR3000 board from CSSI

CS Systemes d'Information (CSSI) manufactures two boards, named MCR3000
and CMPC885 which are respectively based on MPC866 and MPC885 processors.

This patch adds support for the first board.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>

11 files changed, 604 insertions, 0 deletions

diff --git a/.travis.yml b/.travis.yml
index f7287ae..7b9ec1e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -206,6 +206,8 @@ matrix:
     - env:
         - BUILDMAN="mpc86xx"
     - env:
+        - BUILDMAN="mpc8xx"
+    - env:
         - BUILDMAN="siemens"
     - env:
         - BUILDMAN="tegra"
diff --git a/arch/powerpc/cpu/mpc8xx/Kconfig b/arch/powerpc/cpu/mpc8xx/Kconfig
index 9e1ad33..5a7db33 100644
--- a/arch/powerpc/cpu/mpc8xx/Kconfig
+++ b/arch/powerpc/cpu/mpc8xx/Kconfig
@@ -8,6 +8,9 @@ choice
 	prompt "Target select"
 	optional
 
+config TARGET_MCR3000
+	bool "Support MCR3000 board from CSSI"
+
 endchoice
 
 choice
@@ -167,4 +170,6 @@ config SYS_OR7_PRELIM
 config SYS_IMMR
 	hex "Value for IMMR"
 
+source "board/cssi/MCR3000/Kconfig"
+
 endmenu
diff --git a/board/cssi/MAINTAINERS b/board/cssi/MAINTAINERS
new file mode 100644
index 0000000..cbf1406
--- /dev/null
+++ b/board/cssi/MAINTAINERS
@@ -0,0 +1,6 @@
+BOARDS from CS Systemes d'Information
+M:	Christophe Leroy <christophe.leroy@c-s.fr>
+S:	Maintained
+F:	board/cssi/
+F:	include/configs/MCR3000.h
+F:	configs/MCR3000_defconfig
diff --git a/board/cssi/MCR3000/Kconfig b/board/cssi/MCR3000/Kconfig
new file mode 100644
index 0000000..ecfd90f
--- /dev/null
+++ b/board/cssi/MCR3000/Kconfig
@@ -0,0 +1,15 @@
+if TARGET_MCR3000
+
+config SYS_BOARD
+	default "MCR3000"
+
+config SYS_VENDOR
+	default "cssi"
+
+config SYS_CONFIG_NAME
+	default "MCR3000"
+
+config SYS_TEXT_BASE
+	default 0x04000000
+
+endif
diff --git a/board/cssi/MCR3000/MCR3000.c b/board/cssi/MCR3000/MCR3000.c
new file mode 100644
index 0000000..43c4cb7
--- /dev/null
+++ b/board/cssi/MCR3000/MCR3000.c
@@ -0,0 +1,144 @@
+/*
+ * Copyright (C) 2010-2017 CS Systemes d'Information
+ * Florent Trinh Thai <florent.trinh-thai@c-s.fr>
+ * Christophe Leroy <christophe.leroy@c-s.fr>
+ *
+ * Board specific routines for the MCR3000 board
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <hwconfig.h>
+#include <mpc8xx.h>
+#include <fdt_support.h>
+#include <asm/io.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static const uint cs1_dram_table_66[] = {
+	/* DRAM - single read. (offset 0 in upm RAM) */
+	0x0F3DFC04, 0x0FEFBC04, 0x00BE7804, 0x0FFDF400,
+	0x1FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
+
+	/* DRAM - burst read. (offset 8 in upm RAM) */
+	0x0F3DFC04, 0x0FEFBC04, 0x00BF7C04, 0x00FFFC00,
+	0x00FFFC00, 0x00FEF800, 0x0FFDF400, 0x1FFFFC05,
+	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
+	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
+
+	/* DRAM - single write. (offset 18 in upm RAM) */
+	0x0F3DFC04, 0x0FEFB800, 0x00BF7404, 0x0FFEF804,
+	0x0FFDF404, 0x1FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF,
+
+	/* DRAM - burst write. (offset 20 in upm RAM) */
+	0x0F3DFC04, 0x0FEFB800, 0x00BF7400, 0x00FFFC00,
+	0x00FFFC00, 0x00FFFC04,	0x0FFEF804, 0x0FFDF404,
+	0x1FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
+	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
+
+	/* refresh  (offset 30 in upm RAM) */
+	0x0FFDF404, 0x0FFEBC04, 0x0FFD7C84, 0x0FFFFC04,
+	0x0FFFFC04, 0x0FFFFC04, 0x1FFFFC85, 0xFFFFFFFF,
+
+	/* init */
+	0x0FEEB874, 0x0FBD7474, 0x1FFFFC45, 0xFFFFFFFF,
+
+	/* exception. (offset 3c in upm RAM) */
+	0xFFFFFC05, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
+};
+
+int ft_board_setup(void *blob, bd_t *bd)
+{
+	const char *sync = "receive";
+
+	ft_cpu_setup(blob, bd);
+
+	/* BRG */
+	do_fixup_by_path_u32(blob, "/soc/cpm", "brg-frequency",
+			     bd->bi_busfreq, 1);
+
+	/* MAC addr */
+	fdt_fixup_ethernet(blob);
+
+	/* Bus Frequency for CPM */
+	do_fixup_by_path_u32(blob, "/soc", "bus-frequency", bd->bi_busfreq, 1);
+
+	/* E1 interface - Set data rate */
+	do_fixup_by_path_u32(blob, "/localbus/e1-wan", "data-rate", 2, 1);
+
+	/* E1 interface - Set channel phase to 0 */
+	do_fixup_by_path_u32(blob, "/localbus/e1-wan", "channel-phase", 0, 1);
+
+	/* E1 interface - rising edge sync pulse transmit */
+	do_fixup_by_path(blob, "/localbus/e1-wan", "rising-edge-sync-pulse",
+			 sync, strlen(sync), 1);
+
+	return 0;
+}
+
+int checkboard(void)
+{
+	serial_puts("BOARD: MCR3000 CSSI\n");
+
+	return 0;
+}
+
+int dram_init(void)
+{
+	immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR;
+	memctl8xx_t __iomem *memctl = &immap->im_memctl;
+
+	printf("UPMA init for SDRAM (CAS latency 2), ");
+	printf("init address 0x%08x, size ", (int)dram_init);
+	/* Configure UPMA for cs1 */
+	upmconfig(UPMA, (uint *)cs1_dram_table_66,
+		  sizeof(cs1_dram_table_66) / sizeof(uint));
+	udelay(10);
+	out_be16(&memctl->memc_mptpr, 0x0200);
+	out_be32(&memctl->memc_mamr, 0x14904000);
+	udelay(10);
+	out_be32(&memctl->memc_or1, CONFIG_SYS_OR1_PRELIM);
+	out_be32(&memctl->memc_br1, CONFIG_SYS_BR1_PRELIM);
+	udelay(10);
+	out_be32(&memctl->memc_mcr, 0x80002830);
+	out_be32(&memctl->memc_mar, 0x00000088);
+	out_be32(&memctl->memc_mcr, 0x80002038);
+	udelay(200);
+
+	gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
+				    SDRAM_MAX_SIZE);
+
+	return 0;
+}
+
+int misc_init_r(void)
+{
+	immap_t __iomem *immr = (immap_t __iomem *)CONFIG_SYS_IMMR;
+	iop8xx_t __iomem *iop = &immr->im_ioport;
+
+	/* Set port C13 as GPIO (BTN_ACQ_AL) */
+	clrbits_be16(&iop->iop_pcpar, 0x4);
+	clrbits_be16(&iop->iop_pcdir, 0x4);
+
+	/* if BTN_ACQ_AL is pressed then bootdelay is changed to 60 second */
+	if ((in_be16(&iop->iop_pcdat) & 0x0004) == 0)
+		setenv("bootdelay", "60");
+
+	return 0;
+}
+
+int board_early_init_f(void)
+{
+	immap_t __iomem *immr = (immap_t __iomem *)CONFIG_SYS_IMMR;
+
+	/*
+	 * Erase FPGA(s) for reboot
+	 */
+	clrbits_be32(&immr->im_cpm.cp_pbdat, 0x00020000); /* PROGFPGA down */
+	setbits_be32(&immr->im_cpm.cp_pbdir, 0x00020000); /* PROGFPGA output */
+	udelay(1);				/* Wait more than 300ns */
+	setbits_be32(&immr->im_cpm.cp_pbdat, 0x00020000); /* PROGFPGA up */
+
+	return 0;
+}
diff --git a/board/cssi/MCR3000/Makefile b/board/cssi/MCR3000/Makefile
new file mode 100644
index 0000000..401d5aa
--- /dev/null
+++ b/board/cssi/MCR3000/Makefile
@@ -0,0 +1,10 @@
+#
+# Copyright (C) 2010-2017 CS Systemes d'Information
+# Christophe Leroy <christophe.leroy@c-s.fr>
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+#
+
+obj-y += MCR3000.o
+obj-$(CONFIG_CMD_NAND) += nand.o
diff --git a/board/cssi/MCR3000/nand.c b/board/cssi/MCR3000/nand.c
new file mode 100644
index 0000000..8e5b0d0
--- /dev/null
+++ b/board/cssi/MCR3000/nand.c
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2010-2017 CS Systemes d'Information
+ * Florent Trinh Thai <florent.trinh-thai@c-s.fr>
+ * Christophe Leroy <christophe.leroy@c-s.fr>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <config.h>
+#include <common.h>
+#include <nand.h>
+#include <asm/io.h>
+
+#define BIT_CLE			((unsigned short)0x0800)
+#define BIT_ALE			((unsigned short)0x0400)
+#define BIT_NCE			((unsigned short)0x1000)
+
+static void nand_hwcontrol(struct mtd_info *mtdinfo, int cmd, unsigned int ctrl)
+{
+	struct nand_chip *this	= mtdinfo->priv;
+	immap_t __iomem *immr	= (immap_t __iomem *)CONFIG_SYS_IMMR;
+	unsigned short pddat	= 0;
+
+	/* The hardware control change */
+	if (ctrl & NAND_CTRL_CHANGE) {
+		pddat = in_be16(&immr->im_ioport.iop_pddat);
+
+		/* Clearing ALE and CLE */
+		pddat &= ~(BIT_CLE | BIT_ALE);
+
+		/* Driving NCE pin */
+		if (ctrl & NAND_NCE)
+			pddat &= ~BIT_NCE;
+		else
+			pddat |= BIT_NCE;
+
+		/* Driving CLE and ALE pin */
+		if (ctrl & NAND_CLE)
+			pddat |= BIT_CLE;
+		if (ctrl & NAND_ALE)
+			pddat |= BIT_ALE;
+
+		out_be16(&immr->im_ioport.iop_pddat, pddat);
+	}
+
+	/* Writing the command */
+	if (cmd != NAND_CMD_NONE)
+		out_8(this->IO_ADDR_W, cmd);
+}
+
+int board_nand_init(struct nand_chip *nand)
+{
+	immap_t __iomem *immr	= (immap_t __iomem *)CONFIG_SYS_IMMR;
+
+	/* Set GPIO Port */
+	setbits_be16(&immr->im_ioport.iop_pddir, 0x1c00);
+	clrbits_be16(&immr->im_ioport.iop_pdpar, 0x1c00);
+	clrsetbits_be16(&immr->im_ioport.iop_pddat, 0x0c00, 0x1000);
+
+	nand->chip_delay	= 60;
+	nand->ecc.mode		= NAND_ECC_SOFT;
+	nand->cmd_ctrl		= nand_hwcontrol;
+
+	return 0;
+}
diff --git a/board/cssi/MCR3000/u-boot.lds b/board/cssi/MCR3000/u-boot.lds
new file mode 100644
index 0000000..cd042ca
--- /dev/null
+++ b/board/cssi/MCR3000/u-boot.lds
@@ -0,0 +1,91 @@
+/*
+ * Copyright (C) 2010-2017 CS Systemes d'Information
+ * Christophe Leroy <christophe.leroy@c-s.fr>
+ *
+ * (C) Copyright 2001-2003
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * Modified by Yuli Barcohen <yuli@arabellasw.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+OUTPUT_ARCH(powerpc)
+SECTIONS
+{
+	/* Read-only sections, merged into text segment: */
+	. = + SIZEOF_HEADERS;
+	.text          :
+	{
+		arch/powerpc/cpu/mpc8xx/start.o	(.text)
+		arch/powerpc/cpu/mpc8xx/start.o	(.text*)
+		arch/powerpc/cpu/mpc8xx/traps.o	(.text*)
+		arch/powerpc/cpu/mpc8xx/built-in.o	(.text*)
+		arch/powerpc/lib/built-in.o		(.text*)
+		board/cssi/MCR3000/built-in.o	(.text*)
+		disk/built-in.o			(.text*)
+		drivers/net/built-in.o		(.text*)
+
+		*(.text)
+	}
+	_etext = .;
+	PROVIDE (etext = .);
+	.rodata    :
+	{
+		*(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
+	}
+
+	/* Read-write section, merged into data segment: */
+	. = (. + 0x0FFF) & 0xFFFFF000;
+	_erotext = .;
+	PROVIDE (erotext = .);
+	.reloc   :
+	{
+		_GOT2_TABLE_ = .;
+		KEEP(*(.got2))
+		KEEP(*(.got))
+		_FIXUP_TABLE_ = .;
+		KEEP(*(.fixup))
+	}
+	__got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1;
+	__fixup_entries = (. - _FIXUP_TABLE_) >> 2;
+
+	.data    :
+	{
+		*(.data*)
+		*(.sdata*)
+	}
+	_edata  =  .;
+	PROVIDE (edata = .);
+
+	. = .;
+
+	. = ALIGN(4);
+	.u_boot_list : {
+		KEEP(*(SORT(.u_boot_list*)));
+	}
+
+	. = .;
+	__start___ex_table = .;
+	__ex_table : { *(__ex_table) }
+	__stop___ex_table = .;
+
+	. = ALIGN(4096);
+	__init_begin = .;
+	.text.init : { *(.text.init) }
+	.data.init : { *(.data.init) }
+	. = ALIGN(4096);
+	__init_end = .;
+
+	__bss_start = .;
+	.bss (NOLOAD)       :
+	{
+		*(.bss*)
+		*(.sbss*)
+		*(COMMON)
+		. = ALIGN(4);
+	}
+	__bss_end = . ;
+	PROVIDE (end = .);
+}
+ENTRY(_start)
diff --git a/configs/MCR3000_defconfig b/configs/MCR3000_defconfig
new file mode 100644
index 0000000..562face
--- /dev/null
+++ b/configs/MCR3000_defconfig
@@ -0,0 +1,88 @@
+CONFIG_PPC=y
+CONFIG_8xx=y
+CONFIG_TARGET_MCR3000=y
+CONFIG_BOOTDELAY=5
+CONFIG_HUSH_PARSER=y
+# CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_NET=y
+CONFIG_CMD_DHCP=y
+# CONFIG_LED_STATUS_BOARD_SPECIFIC is not set
+# CONFIG_MMC is not set
+CONFIG_MTD_NOR_FLASH=y
+# CONFIG_PCI is not set
+CONFIG_OF_LIBFDT=y
+CONFIG_SYS_PROMPT="S3K> "
+CONFIG_NETDEVICES=y
+CONFIG_MPC8XX_FEC=y
+
+CONFIG_CMD_SAVEENV=y
+CONFIG_CMD_FLASH=y
+CONFIG_CMD_MII=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_ASKENV=y
+CONFIG_CMD_MTDPARTS=y
+CONFIG_CMD_NAND=y
+# CONFIG_CMD_BDI is not set
+# CONFIG_CMD_ECHO is not set
+# CONFIG_CMD_FPGA is not set
+# CONFIG_CMD_IMI is not set
+# CONFIG_CMD_IMLS is not set
+# CONFIG_CMD_ITEST is not set
+# CONFIG_CMD_CONSOLE is not set
+# CONFIG_CMD_LOADB is not set
+# CONFIG_CMD_LOADS is not set
+# CONFIG_CMD_MD5SUM is not set
+# CONFIG_CMD_MISC is not set
+# CONFIG_CMD_SETGETDCR is not set
+# CONFIG_CMD_SHA1 is not set
+# CONFIG_CMD_SOURCE is not set
+CONFIG_CMD_IMMAP=y
+
+CONFIG_SYS_IMMR=0xFF000000
+
+CONFIG_SYS_OR0_PRELIM=0xFFC00926
+CONFIG_SYS_BR0_PRELIM=0x04000801
+CONFIG_SYS_BR1_PRELIM_BOOL=y
+CONFIG_SYS_BR1_PRELIM=0x00000081
+CONFIG_SYS_OR1_PRELIM=0xFE000E00
+CONFIG_SYS_BR2_PRELIM_BOOL=y
+CONFIG_SYS_BR2_PRELIM=0x08000801
+CONFIG_SYS_OR2_PRELIM=0xFFFF8F2A
+CONFIG_SYS_BR3_PRELIM_BOOL=y
+CONFIG_SYS_BR3_PRELIM=0x0C000401
+CONFIG_SYS_OR3_PRELIM=0xFFFF8142
+CONFIG_SYS_BR4_PRELIM_BOOL=y
+CONFIG_SYS_BR4_PRELIM=0x10000801
+CONFIG_SYS_OR4_PRELIM=0xFFFF8D08
+CONFIG_SYS_BR5_PRELIM_BOOL=y
+CONFIG_SYS_BR5_PRELIM=0x14000801
+CONFIG_SYS_OR5_PRELIM=0xFFFF8916
+CONFIG_SYS_BR6_PRELIM_BOOL=y
+CONFIG_SYS_BR6_PRELIM=0x18000801
+CONFIG_SYS_OR6_PRELIM=0xFFFF0908
+CONFIG_SYS_BR7_PRELIM_BOOL=y
+CONFIG_SYS_BR7_PRELIM=0x1C000001
+CONFIG_SYS_OR7_PRELIM=0xFFFF810A
+
+CONFIG_8xx_GCLK_FREQ=132000000
+
+CONFIG_SYS_SYPCR=0xFFFFFF8F
+CONFIG_SYS_SIUMCR=0x00600400
+CONFIG_SYS_TBSCR=0x00C3
+CONFIG_SYS_PISCR=0x0000
+CONFIG_SYS_PLPRCR_BOOL=y
+CONFIG_SYS_PLPRCR=0x00460004
+CONFIG_SYS_SCCR_MASK=0x60000000
+CONFIG_SYS_SCCR=0x00C20000
+CONFIG_SYS_DER=0x2002000F
+
+CONFIG_AUTOBOOT=y
+CONFIG_AUTOBOOT_KEYED=y
+CONFIG_AUTOBOOT_PROMPT="\nEnter password - autoboot in %d sec...\n"
+CONFIG_AUTOBOOT_DELAY_STR="root"
+
+CONFIG_OF_BOARD_SETUP=y
+
+CONFIG_LZMA=y
+CONFIG_SHA256=y
+
diff --git a/drivers/net/mpc8xx_fec.c b/drivers/net/mpc8xx_fec.c
index b070d66..e525d3b 100644
--- a/drivers/net/mpc8xx_fec.c
+++ b/drivers/net/mpc8xx_fec.c
@@ -413,6 +413,26 @@ static void fec_pin_init(int fecidx)
 		 */
 		out_be16(&immr->im_ioport.iop_pdpar, 0x1fff);
 		out_be16(&immr->im_ioport.iop_pddir, 0x1fff);
+
+#if defined(CONFIG_TARGET_MCR3000)
+		out_be16(&immr->im_ioport.iop_papar, 0xBBFF);
+		out_be16(&immr->im_ioport.iop_padir, 0x04F0);
+		out_be16(&immr->im_ioport.iop_paodr, 0x0000);
+
+		out_be32(&immr->im_cpm.cp_pbpar, 0x000133FF);
+		out_be32(&immr->im_cpm.cp_pbdir, 0x0003BF0F);
+		out_be16(&immr->im_cpm.cp_pbodr, 0x0000);
+
+		out_be16(&immr->im_ioport.iop_pcpar, 0x0400);
+		out_be16(&immr->im_ioport.iop_pcdir, 0x0080);
+		out_be16(&immr->im_ioport.iop_pcso , 0x0D53);
+		out_be16(&immr->im_ioport.iop_pcint, 0x0000);
+
+		out_be16(&immr->im_ioport.iop_pdpar, 0x03FE);
+		out_be16(&immr->im_ioport.iop_pddir, 0x1C09);
+
+		setbits_be32(&immr->im_ioport.utmode, 0x80);
+#endif
 #endif
 
 #endif	/* CONFIG_ETHER_ON_FEC1 */
diff --git a/include/configs/MCR3000.h b/include/configs/MCR3000.h
new file mode 100644
index 0000000..15bb0e9
--- /dev/null
+++ b/include/configs/MCR3000.h
@@ -0,0 +1,158 @@
+/*
+ * Copyright (C) 2010-2017 CS Systemes d'Information
+ * Christophe Leroy <christophe.leroy@c-s.fr>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/* High Level Configuration Options */
+#define CONFIG_BOARD_EARLY_INIT_F	1	/* Call board_early_init_f */
+#define CONFIG_MISC_INIT_R		1	/* Call misc_init_r	*/
+
+#define CONFIG_EXTRA_ENV_SETTINGS					\
+	"sdram_type=SDRAM\0"						\
+	"flash_type=AM29LV160DB\0"					\
+	"loadaddr=0x400000\0"						\
+	"filename=uImage.lzma\0"					\
+	"nfsroot=/opt/ofs\0"						\
+	"dhcp_ip=ip=:::::eth0:dhcp\0"					\
+	"console_args=console=ttyCPM0,115200N8\0"			\
+	"flashboot=setenv bootargs "					\
+		"${console_args} "					\
+		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:"	\
+		"mcr3k:eth0:off;"					\
+		"${ofl_args}; "						\
+		"bootm 0x04060000 - 0x04050000\0"			\
+	"tftpboot=setenv bootargs "					\
+		"${console_args} "					\
+		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:"	\
+		"mcr3k:eth0:off "					\
+		"${ofl_args}; "						\
+		"tftp ${loadaddr} ${filename};"				\
+		"tftp 0xf00000 mcr3000.dtb;"				\
+		"bootm ${loadaddr} - 0xf00000\0"			\
+	"netboot=dhcp ${loadaddr} ${filename};"				\
+		"tftp 0xf00000 mcr3000.dtb;"				\
+		"setenv bootargs "					\
+		"root=/dev/nfs rw "					\
+		"${console_args} "					\
+		"${dhcp_ip};"						\
+		"bootm ${loadaddr} - 0xf00000\0"			\
+	"nfsboot=setenv bootargs "					\
+		"root=/dev/nfs rw nfsroot=${serverip}:${nfsroot} "	\
+		"${console_args} "					\
+		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:"	\
+		"mcr3k:eth0:off;"					\
+		"bootm 0x04060000 - 0x04050000\0"			\
+	"dhcpboot=dhcp ${loadaddr} ${filename};"			\
+		"tftp 0xf00000 mcr3000.dtb;"				\
+		"setenv bootargs "					\
+		"${console_args} "					\
+		"${dhcp_ip} "						\
+		"${ofl_args}; "						\
+		"bootm ${loadaddr} - 0xf00000\0"
+
+#define CONFIG_BOOTDELAY		5
+
+#define CONFIG_IPADDR			192.168.0.3
+#define CONFIG_SERVERIP			192.168.0.1
+#define CONFIG_NETMASK			255.0.0.0
+
+#define CONFIG_BOOTCOMMAND		"run flashboot"
+#define CONFIG_BOOTARGS		"ubi.mtd=4 root=ubi0:rootfs rw "	\
+				"rootfstype=ubifs rootflags=sync "	\
+				"console=ttyCPM0,115200N8 "		\
+				"ip=${ipaddr}:::${netmask}:mcr3k:eth0:off"
+
+#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
+#undef	CONFIG_LOADS_BAUD_CHANGE	/* don't allow baudrate change	*/
+
+#define CONFIG_WATCHDOG		1	/* watchdog enabled */
+
+/* Miscellaneous configurable options */
+#define	CONFIG_SYS_LONGHELP
+#define	CONFIG_SYS_CBSIZE		256
+#define	CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
+#define	CONFIG_SYS_MAXARGS		16
+#define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
+
+#define CONFIG_CMDLINE_EDITING		1
+#ifdef	CONFIG_HUSH_PARSER
+#define	CONFIG_SYS_PROMPT_HUSH_PS2	"S3K> "
+#endif
+
+#define CONFIG_SYS_MEMTEST_START	0x00002000
+#define CONFIG_SYS_MEMTEST_END		0x00800000
+
+#define	CONFIG_SYS_LOAD_ADDR		0x200000
+
+#define	CONFIG_SYS_HZ			1000
+
+/* Definitions for initial stack pointer and data area (in DPRAM) */
+#define CONFIG_SYS_INIT_RAM_ADDR	CONFIG_SYS_IMMR
+#define	CONFIG_SYS_INIT_RAM_SIZE	0x2f00
+#define	CONFIG_SYS_GBL_DATA_SIZE	64
+#define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - \
+					 CONFIG_SYS_GBL_DATA_SIZE)
+#define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET
+
+/* RAM configuration (note that CONFIG_SYS_SDRAM_BASE must be zero) */
+#define	CONFIG_SYS_SDRAM_BASE		0x00000000
+#define SDRAM_MAX_SIZE			(32 * 1024 * 1024)
+
+/* FLASH organization */
+#define CONFIG_SYS_FLASH_BASE		CONFIG_SYS_TEXT_BASE
+#define CONFIG_SYS_FLASH_CFI		1
+#define CONFIG_FLASH_CFI_DRIVER		1
+#define CONFIG_SYS_MAX_FLASH_BANKS	1
+#define CONFIG_SYS_MAX_FLASH_SECT	35
+#define CONFIG_SYS_FLASH_ERASE_TOUT	120000
+#define CONFIG_SYS_FLASH_WRITE_TOUT	500
+
+/*
+ * For booting Linux, the board info and command line data
+ * have to be in the first 8 MB of memory, since this is
+ * the maximum mapped by the Linux kernel during initialization.
+ */
+#define	CONFIG_SYS_BOOTMAPSZ		(8 << 20)
+#define	CONFIG_SYS_MONITOR_LEN		(256 << 10)
+#define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_TEXT_BASE
+#define CONFIG_SYS_MALLOC_LEN		(4096 << 10)
+
+/* Environment Configuration */
+
+/* environment is in FLASH */
+#define CONFIG_ENV_IS_IN_FLASH	1
+#define CONFIG_ENV_SECT_SIZE	(64 * 1024)
+#define CONFIG_ENV_SIZE		CONFIG_ENV_SECT_SIZE
+#define CONFIG_ENV_ADDR		(CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN)
+#define CONFIG_ENV_OFFSET	(CONFIG_ENV_ADDR - CONFIG_SYS_FLASH_BASE)
+#define CONFIG_ENV_OVERWRITE	1
+
+/* Cache Configuration */
+#define CONFIG_SYS_CACHELINE_SIZE	16
+
+/* Ethernet configuration part */
+#define CONFIG_SYS_DISCOVER_PHY		1
+#ifdef CONFIG_MPC8XX_FEC
+#define CONFIG_MII_INIT			1
+#endif
+
+/* NAND configuration part */
+#define CONFIG_SYS_MAX_NAND_DEVICE	1
+#define CONFIG_SYS_NAND_MAX_CHIPS	1
+#define CONFIG_SYS_NAND_BASE		0x0C000000
+
+/* Internal Definitions */
+
+/* Boot Flags*/
+#define	BOOTFLAG_COLD			0x01
+#define BOOTFLAG_WARM			0x02
+
+/* Misc Settings */
+#define CONFIG_CMD_REGINFO
+
+#endif /* __CONFIG_H */