[people/ms/u-boot.git] / include / configs / pdnb3.h

/*
 * (C) Copyright 2006-2007
 * Stefan Roese, DENX Software Engineering, sr@denx.de.
 *
 * Configuation settings for the PDNB3 board.
 *
 * 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_IXP425		1       /* This is an IXP425 CPU	*/
#define CONFIG_PDNB3		1       /* on an PDNB3 board		*/

#define CONFIG_DISPLAY_CPUINFO	1	/* display cpu info (and speed)	*/
#define CONFIG_DISPLAY_BOARDINFO 1	/* display board info		*/

/*
 * Ethernet
 */
#define CONFIG_IXP4XX_NPE	1	/* include IXP4xx NPE support	*/
#define CONFIG_NET_MULTI	1
#define	CONFIG_PHY_ADDR		16	/* NPE0 PHY address		*/
#define CONFIG_HAS_ETH1
#define CONFIG_PHY1_ADDR	18	/* NPE1 PHY address		*/
#define CONFIG_MII		1	/* MII PHY management		*/
#define CONFIG_SYS_RX_ETH_BUFFER	16	/* Number of ethernet rx buffers & descriptors */

/*
 * Misc configuration options
 */
#define CONFIG_USE_IRQ          1	/* we need IRQ stuff for timer	*/
#define CONFIG_TIMER_IRQ

#define CONFIG_BOOTCOUNT_LIMIT		/* support for bootcount limit	*/
#define CONFIG_SYS_BOOTCOUNT_ADDR	0x60003000 /* inside qmrg sram		*/

#define CONFIG_CMDLINE_TAG	1	/* enable passing of ATAGs	*/
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG	1

/*
 * Size of malloc() pool
 */
#define CONFIG_SYS_MALLOC_LEN		(1 << 20)
#define CONFIG_SYS_GBL_DATA_SIZE	128	/* size in bytes reserved for initial data */

/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE

#define CONFIG_IXP_SERIAL
#define CONFIG_BAUDRATE         115200
#define CONFIG_SYS_IXP425_CONSOLE	IXP425_UART1   /* we use UART1 for console */


/*
 * BOOTP options
 */
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME


/*
 * Command line configuration.
 */
#include <config_cmd_default.h>

#define CONFIG_CMD_DHCP
#define CONFIG_CMD_DATE
#define CONFIG_CMD_NET
#define CONFIG_CMD_MII
#define CONFIG_CMD_I2C
#define CONFIG_CMD_ELF
#define CONFIG_CMD_PING

#if !defined(CONFIG_SCPU)
#define CONFIG_CMD_NAND
#endif


#define CONFIG_ZERO_BOOTDELAY_CHECK	/* check for keypress on bootdelay==0 */
#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/

/*
 * Miscellaneous configurable options
 */
#define CONFIG_SYS_LONGHELP                            /* undef to save memory         */
#define CONFIG_SYS_PROMPT              "=> "   /* Monitor Command Prompt       */
#define CONFIG_SYS_CBSIZE              256             /* Console I/O Buffer Size      */
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
#define CONFIG_SYS_MAXARGS             16              /* max number of command args   */
#define CONFIG_SYS_BARGSIZE            CONFIG_SYS_CBSIZE      /* Boot Argument Buffer Size    */

#define CONFIG_SYS_MEMTEST_START       0x00400000      /* memtest works on     */
#define CONFIG_SYS_MEMTEST_END         0x00800000      /* 4 ... 8 MB in DRAM   */
#define CONFIG_SYS_LOAD_ADDR           0x00010000      /* default load address */

#define CONFIG_SYS_HZ			1000		/* decrementer freq: 1 ms ticks */
						/* valid baudrates */
#define CONFIG_SYS_BAUDRATE_TABLE      { 9600, 19200, 38400, 57600, 115200 }

/*
 * Stack sizes
 *
 * The stack sizes are set up in start.S using the settings below
 */
#define CONFIG_STACKSIZE        (128*1024)      /* regular stack */
#ifdef CONFIG_USE_IRQ
#define CONFIG_STACKSIZE_IRQ    (4*1024)        /* IRQ stack */
#define CONFIG_STACKSIZE_FIQ    (4*1024)        /* FIQ stack */
#endif

/***************************************************************
 * Platform/Board specific defines start here.
 ***************************************************************/

/*-----------------------------------------------------------------------
 * Default configuration (environment varibles...)
 *----------------------------------------------------------------------*/
#define CONFIG_PREBOOT	"echo;"	\
	"echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
	"echo"

#undef	CONFIG_BOOTARGS

#define	CONFIG_EXTRA_ENV_SETTINGS					\
	"netdev=eth0\0"							\
	"hostname=pdnb3\0"						\
	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
		"nfsroot=${serverip}:${rootpath}\0"			\
	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
	"addip=setenv bootargs ${bootargs} ethaddr=${ethaddr} "		\
		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
		":${hostname}:${netdev}:off panic=1\0"			\
	"addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate} "	\
	"mtdparts=${mtdparts}\0"					\
	"flash_nfs=run nfsargs addip addtty;"				\
		"bootm ${kernel_addr}\0"				\
	"flash_self=run ramargs addip addtty;"				\
		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;"     \
	        "bootm\0"						\
	"rootpath=/opt/buildroot\0"					\
	"bootfile=/tftpboot/netbox/uImage\0"				\
	"kernel_addr=50080000\0"					\
	"ramdisk_addr=50200000\0"					\
	"load=tftp 100000 /tftpboot/netbox/u-boot.bin\0"		\
	"update=protect off 50000000 5007dfff;era 50000000 5007dfff;"	\
		"cp.b 100000 50000000 ${filesize};"			\
		"setenv filesize;saveenv\0"				\
	"upd=run load update\0"						\
	"ipaddr=10.0.0.233\0"						\
	"serverip=10.0.0.152\0"						\
	"netmask=255.255.0.0\0"						\
	"ethaddr=c6:6f:13:36:f3:81\0"					\
	"eth1addr=c6:6f:13:36:f3:82\0"					\
	"mtdparts=IXP4XX-Flash.0:504k@0(uboot),4k@504k(env),"		\
	"4k@508k(renv)\0"						\
	""
#define CONFIG_BOOTCOMMAND	"run net_nfs"

/*
 * Physical Memory Map
 */
#define CONFIG_NR_DRAM_BANKS    1          /* we have 1 bank of DRAM */
#define PHYS_SDRAM_1            0x00000000 /* SDRAM Bank #1 */
#define PHYS_SDRAM_1_SIZE       0x02000000 /* 32 MB */

#define CONFIG_SYS_FLASH_BASE          0x50000000
#define CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_FLASH_BASE
#if defined(CONFIG_SCPU)
#define CONFIG_SYS_MONITOR_LEN		(384 << 10)	/* Reserve 512 kB for Monitor	*/
#else
#define CONFIG_SYS_MONITOR_LEN		(504 << 10)	/* Reserve 512 kB for Monitor	*/
#endif

/*
 * Expansion bus settings
 */
#if defined(CONFIG_SCPU)
#define CONFIG_SYS_EXP_CS0		0x94d23C42	/* 8bit, max size		*/
#else
#define CONFIG_SYS_EXP_CS0		0x94913C43	/* 8bit, max size		*/
#endif
#define CONFIG_SYS_EXP_CS1		0x85000043	/* 8bit, 512bytes		*/

/*
 * SDRAM settings
 */
#define CONFIG_SYS_SDR_CONFIG		0x18
#define CONFIG_SYS_SDR_MODE_CONFIG	0x1
#define CONFIG_SYS_SDRAM_REFRESH_CNT	0x81a

/*
 * FLASH and environment organization
 */
#if defined(CONFIG_SCPU)
#define CONFIG_SYS_FLASH_CFI				/* The flash is CFI compatible	*/
#define CONFIG_FLASH_CFI_DRIVER			/* Use common CFI driver	*/
#define CONFIG_SYS_FLASH_CFI_WIDTH	FLASH_CFI_16BIT	/* no byte writes on IXP4xx	*/
#endif

#define FLASH_BASE0_PRELIM	CONFIG_SYS_FLASH_BASE		/* FLASH bank #0	*/

#define CONFIG_SYS_MAX_FLASH_BANKS	1	/* max number of memory banks		*/
#define CONFIG_SYS_MAX_FLASH_SECT	256	/* max number of sectors on one chip	*/

#define CONFIG_SYS_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
#define CONFIG_SYS_FLASH_WRITE_TOUT	1000	/* Timeout for Flash Write (in ms)	*/

#define CONFIG_SYS_FLASH_WORD_SIZE	unsigned char	/* flash word size (width)	*/
#define CONFIG_SYS_FLASH_ADDR0		0x5555	/* 1st address for flash config cycles	*/
#define CONFIG_SYS_FLASH_ADDR1		0x2AAA	/* 2nd address for flash config cycles	*/
/*
 * The following defines are added for buggy IOP480 byte interface.
 * All other boards should use the standard values (CPCI405 etc.)
 */
#define CONFIG_SYS_FLASH_READ0		0x0000	/* 0 is standard			*/
#define CONFIG_SYS_FLASH_READ1		0x0001	/* 1 is standard			*/
#define CONFIG_SYS_FLASH_READ2		0x0002	/* 2 is standard			*/

#define CONFIG_SYS_FLASH_EMPTY_INFO		/* print 'E' for empty sector on flinfo */

#define	CONFIG_ENV_IS_IN_FLASH	1

#define CONFIG_ENV_ADDR		(CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN)
#if defined(CONFIG_SCPU)
/* no redundant environment on SCPU */
#define CONFIG_ENV_SECT_SIZE	0x20000 /* size of one complete sector		*/
#define	CONFIG_ENV_SIZE		0x4000	/* Total Size of Environment Sector	*/
#else
#define CONFIG_ENV_SECT_SIZE	0x1000	/* size of one complete sector		*/
#define	CONFIG_ENV_SIZE		0x1000	/* Total Size of Environment Sector	*/

/* Address and size of Redundant Environment Sector	*/
#define CONFIG_ENV_ADDR_REDUND	(CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE)
#define CONFIG_ENV_SIZE_REDUND	(CONFIG_ENV_SIZE)
#endif

#if !defined(CONFIG_SCPU)
/*
 * NAND-FLASH stuff
 */
#define CONFIG_SYS_MAX_NAND_DEVICE	1
#define CONFIG_SYS_NAND_BASE		0x51000000	/* NAND FLASH Base Address	*/
#endif

/*
 * GPIO settings
 */

/* FPGA program pin configuration */
#define CONFIG_SYS_GPIO_PRG		12		/* FPGA program pin (cpu output)*/
#define CONFIG_SYS_GPIO_CLK		10		/* FPGA clk pin (cpu output)    */
#define CONFIG_SYS_GPIO_DATA		14		/* FPGA data pin (cpu output)   */
#define CONFIG_SYS_GPIO_INIT		13		/* FPGA init pin (cpu input)    */
#define CONFIG_SYS_GPIO_DONE		11		/* FPGA done pin (cpu input)    */

/* other GPIO's */
#define CONFIG_SYS_GPIO_RESTORE_INT	0
#define CONFIG_SYS_GPIO_RESTART_INT	1
#define CONFIG_SYS_GPIO_SYS_RUNNING	2
#define CONFIG_SYS_GPIO_PCI_INTA	3
#define CONFIG_SYS_GPIO_PCI_INTB	4
#define CONFIG_SYS_GPIO_I2C_SCL	6
#define CONFIG_SYS_GPIO_I2C_SDA	7
#define CONFIG_SYS_GPIO_FPGA_RESET	9
#define CONFIG_SYS_GPIO_CLK_33M	15

/*
 * I2C stuff
 */

/* enable I2C and select the hardware/software driver */
#undef	CONFIG_HARD_I2C			/* I2C with hardware support	*/
#define	CONFIG_SOFT_I2C		1	/* I2C bit-banged		*/

#define CONFIG_SYS_I2C_SPEED		83000	/* 83 kHz is supposed to work	*/
#define CONFIG_SYS_I2C_SLAVE		0xFE

/*
 * Software (bit-bang) I2C driver configuration
 */
#define PB_SCL		(1 << CONFIG_SYS_GPIO_I2C_SCL)
#define PB_SDA		(1 << CONFIG_SYS_GPIO_I2C_SDA)

#define I2C_INIT	GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_I2C_SCL)
#define I2C_ACTIVE	GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_I2C_SDA)
#define I2C_TRISTATE	GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_I2C_SDA)
#define I2C_READ	((*IXP425_GPIO_GPINR & PB_SDA) != 0)
#define I2C_SDA(bit)	if (bit) GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_I2C_SDA);	\
	                else     GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_I2C_SDA)
#define I2C_SCL(bit)	if (bit) GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_I2C_SCL);	\
			else     GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_I2C_SCL)
#define I2C_DELAY	udelay(3)	/* 1/4 I2C clock duration */

/*
 * I2C RTC
 */
#if 0 /* test-only */
#define CONFIG_RTC_DS1340	1
#define CONFIG_SYS_I2C_RTC_ADDR	0x68
#else
/* M41T11 Serial Access Timekeeper(R) SRAM */
#define CONFIG_RTC_M41T11	1
#define CONFIG_SYS_I2C_RTC_ADDR	0x68
#define CONFIG_SYS_M41T11_BASE_YEAR	1900	/* play along with the linux driver */
#endif

/*
 * Spartan3 FPGA configuration support
 */
#define CONFIG_SYS_FPGA_MAX_SIZE	700*1024	/* 700kByte for XC3S500E	*/

#define CONFIG_SYS_FPGA_PRG	(1 << CONFIG_SYS_GPIO_PRG)	/* FPGA program pin (cpu output)*/
#define CONFIG_SYS_FPGA_CLK	(1 << CONFIG_SYS_GPIO_CLK)	/* FPGA clk pin (cpu output)    */
#define CONFIG_SYS_FPGA_DATA	(1 << CONFIG_SYS_GPIO_DATA)	/* FPGA data pin (cpu output)   */
#define CONFIG_SYS_FPGA_INIT	(1 << CONFIG_SYS_GPIO_INIT)	/* FPGA init pin (cpu input)    */
#define CONFIG_SYS_FPGA_DONE	(1 << CONFIG_SYS_GPIO_DONE)	/* FPGA done pin (cpu input)    */

/*
 * Cache Configuration
 */
#define CONFIG_SYS_CACHELINE_SIZE	32

#endif  /* __CONFIG_H */
Commit	Line	Data
ba94a1bb	1	/*
1bbf5eae	2	* (C) Copyright 2006-2007
ba94a1bb WD	3	* Stefan Roese, DENX Software Engineering, sr@denx.de.
	4	*
	5	* Configuation settings for the PDNB3 board.
	6	*
	7	* See file CREDITS for list of people who contributed to this
	8	* project.
	9	*
	10	* This program is free software; you can redistribute it and/or
	11	* modify it under the terms of the GNU General Public License as
	12	* published by the Free Software Foundation; either version 2 of
	13	* the License, or (at your option) any later version.
	14	*
	15	* This program is distributed in the hope that it will be useful,
	16	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	17	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	18	* GNU General Public License for more details.
	19	*
	20	* You should have received a copy of the GNU General Public License
	21	* along with this program; if not, write to the Free Software
	22	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	23	* MA 02111-1307 USA
	24	*/
	25
	26	#ifndef __CONFIG_H
	27	#define __CONFIG_H
	28
	29	/*
	30	* High Level Configuration Options
	31	* (easy to change)
	32	*/
	33	#define CONFIG_IXP425 1 /* This is an IXP425 CPU */
	34	#define CONFIG_PDNB3 1 /* on an PDNB3 board */
	35
	36	#define CONFIG_DISPLAY_CPUINFO 1 /* display cpu info (and speed) */
	37	#define CONFIG_DISPLAY_BOARDINFO 1 /* display board info */
	38
	39	/*
	40	* Ethernet
	41	*/
	42	#define CONFIG_IXP4XX_NPE 1 /* include IXP4xx NPE support */
	43	#define CONFIG_NET_MULTI 1
	44	#define CONFIG_PHY_ADDR 16 /* NPE0 PHY address */
	45	#define CONFIG_HAS_ETH1
	46	#define CONFIG_PHY1_ADDR 18 /* NPE1 PHY address */
	47	#define CONFIG_MII 1 /* MII PHY management */
6d0f6bcf	48	#define CONFIG_SYS_RX_ETH_BUFFER 16 /* Number of ethernet rx buffers & descriptors */
ba94a1bb WD	49
	50	/*
	51	* Misc configuration options
	52	*/
	53	#define CONFIG_USE_IRQ 1 /* we need IRQ stuff for timer */
b54384e3	54	#define CONFIG_TIMER_IRQ
ba94a1bb WD	55
ba94a1bb WD	56	#define CONFIG_BOOTCOUNT_LIMIT /* support for bootcount limit */
6d0f6bcf	57	#define CONFIG_SYS_BOOTCOUNT_ADDR 0x60003000 /* inside qmrg sram */
ba94a1bb WD	58
	59	#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
	60	#define CONFIG_SETUP_MEMORY_TAGS 1
	61	#define CONFIG_INITRD_TAG 1
	62
	63	/*
	64	* Size of malloc() pool
	65	*/
6d0f6bcf JCPV	66	#define CONFIG_SYS_MALLOC_LEN (1 << 20)
6d0f6bcf JCPV	67	#define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
ba94a1bb WD	68
	69	/* allow to overwrite serial and ethaddr */
	70	#define CONFIG_ENV_OVERWRITE
	71
930590f3	72	#define CONFIG_IXP_SERIAL
ba94a1bb	73	#define CONFIG_BAUDRATE 115200
6d0f6bcf	74	#define CONFIG_SYS_IXP425_CONSOLE IXP425_UART1 /* we use UART1 for console */
ba94a1bb	75
26a34560	76
079a136c JL	77	/*
	78	* BOOTP options
	79	*/
	80	#define CONFIG_BOOTP_BOOTFILESIZE
	81	#define CONFIG_BOOTP_BOOTPATH
	82	#define CONFIG_BOOTP_GATEWAY
	83	#define CONFIG_BOOTP_HOSTNAME
	84
	85
26a34560 JL	86	/*
	87	* Command line configuration.
	88	*/
	89	#include <config_cmd_default.h>
	90
	91	#define CONFIG_CMD_DHCP
	92	#define CONFIG_CMD_DATE
	93	#define CONFIG_CMD_NET
	94	#define CONFIG_CMD_MII
	95	#define CONFIG_CMD_I2C
	96	#define CONFIG_CMD_ELF
	97	#define CONFIG_CMD_PING
	98
	99	#if !defined(CONFIG_SCPU)
	100	#define CONFIG_CMD_NAND
9d8d5a5b SR	101	#endif
9d8d5a5b SR	102
ba94a1bb WD	103
	104	#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
	105	#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
	106
	107	/*
	108	* Miscellaneous configurable options
	109	*/
6d0f6bcf JCPV	110	#define CONFIG_SYS_LONGHELP /* undef to save memory */
	111	#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
	112	#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
	113	#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
	114	#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
	115	#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
	116
	117	#define CONFIG_SYS_MEMTEST_START 0x00400000 /* memtest works on */
	118	#define CONFIG_SYS_MEMTEST_END 0x00800000 /* 4 ... 8 MB in DRAM */
	119	#define CONFIG_SYS_LOAD_ADDR 0x00010000 /* default load address */
	120
6d0f6bcf	121	#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
ba94a1bb	122	/* valid baudrates */
6d0f6bcf	123	#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
ba94a1bb WD	124
	125	/*
	126	* Stack sizes
	127	*
	128	* The stack sizes are set up in start.S using the settings below
	129	*/
	130	#define CONFIG_STACKSIZE (1281024) / regular stack */
	131	#ifdef CONFIG_USE_IRQ
	132	#define CONFIG_STACKSIZE_IRQ (41024) / IRQ stack */
	133	#define CONFIG_STACKSIZE_FIQ (41024) / FIQ stack */
	134	#endif
	135
	136	/***************************************************************
	137	* Platform/Board specific defines start here.
	138	***************************************************************/
	139
	140	/*-----------------------------------------------------------------------
	141	* Default configuration (environment varibles...)
	142	----------------------------------------------------------------------/
	143	#define CONFIG_PREBOOT "echo;" \
32bf3d14	144	"echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
ba94a1bb WD	145	"echo"
	146
	147	#undef CONFIG_BOOTARGS
	148
	149	#define CONFIG_EXTRA_ENV_SETTINGS \
	150	"netdev=eth0\0" \
	151	"hostname=pdnb3\0" \
	152	"nfsargs=setenv bootargs root=/dev/nfs rw " \
	153	"nfsroot=${serverip}:${rootpath}\0" \
	154	"ramargs=setenv bootargs root=/dev/ram rw\0" \
	155	"addip=setenv bootargs ${bootargs} ethaddr=${ethaddr} " \
	156	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
	157	":${hostname}:${netdev}:off panic=1\0" \
	158	"addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate} " \
	159	"mtdparts=${mtdparts}\0" \
	160	"flash_nfs=run nfsargs addip addtty;" \
	161	"bootm ${kernel_addr}\0" \
	162	"flash_self=run ramargs addip addtty;" \
	163	"bootm ${kernel_addr} ${ramdisk_addr}\0" \
	164	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;" \
	165	"bootm\0" \
	166	"rootpath=/opt/buildroot\0" \
	167	"bootfile=/tftpboot/netbox/uImage\0" \
	168	"kernel_addr=50080000\0" \
	169	"ramdisk_addr=50200000\0" \
	170	"load=tftp 100000 /tftpboot/netbox/u-boot.bin\0" \
	171	"update=protect off 50000000 5007dfff;era 50000000 5007dfff;" \
	172	"cp.b 100000 50000000 ${filesize};" \
	173	"setenv filesize;saveenv\0" \
d8ab58b2	174	"upd=run load update\0" \
ba94a1bb WD	175	"ipaddr=10.0.0.233\0" \
ba94a1bb WD	176	"serverip=10.0.0.152\0" \
a99715b8	177	"netmask=255.255.0.0\0" \
ba94a1bb WD	178	"ethaddr=c6:6f:13:36:f3:81\0" \
	179	"eth1addr=c6:6f:13:36:f3:82\0" \
	180	"mtdparts=IXP4XX-Flash.0:504k@0(uboot),4k@504k(env)," \
	181	"4k@508k(renv)\0" \
	182	""
	183	#define CONFIG_BOOTCOMMAND "run net_nfs"
	184
	185	/*
	186	* Physical Memory Map
	187	*/
	188	#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
	189	#define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */
	190	#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */
	191
6d0f6bcf JCPV	192	#define CONFIG_SYS_FLASH_BASE 0x50000000
6d0f6bcf JCPV	193	#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
9d8d5a5b	194	#if defined(CONFIG_SCPU)
6d0f6bcf	195	#define CONFIG_SYS_MONITOR_LEN (384 << 10) /* Reserve 512 kB for Monitor */
9d8d5a5b	196	#else
6d0f6bcf	197	#define CONFIG_SYS_MONITOR_LEN (504 << 10) /* Reserve 512 kB for Monitor */
9d8d5a5b	198	#endif
ba94a1bb WD	199
	200	/*
	201	* Expansion bus settings
	202	*/
9d8d5a5b	203	#if defined(CONFIG_SCPU)
6d0f6bcf	204	#define CONFIG_SYS_EXP_CS0 0x94d23C42 /* 8bit, max size */
9d8d5a5b	205	#else
6d0f6bcf	206	#define CONFIG_SYS_EXP_CS0 0x94913C43 /* 8bit, max size */
9d8d5a5b	207	#endif
6d0f6bcf	208	#define CONFIG_SYS_EXP_CS1 0x85000043 /* 8bit, 512bytes */
ba94a1bb WD	209
	210	/*
	211	* SDRAM settings
	212	*/
6d0f6bcf JCPV	213	#define CONFIG_SYS_SDR_CONFIG 0x18
	214	#define CONFIG_SYS_SDR_MODE_CONFIG 0x1
	215	#define CONFIG_SYS_SDRAM_REFRESH_CNT 0x81a
ba94a1bb WD	216
	217	/*
	218	* FLASH and environment organization
	219	*/
9d8d5a5b	220	#if defined(CONFIG_SCPU)
6d0f6bcf	221	#define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */
00b1883a	222	#define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */
6d0f6bcf	223	#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT /* no byte writes on IXP4xx */
9d8d5a5b SR	224	#endif
9d8d5a5b SR	225
6d0f6bcf	226	#define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* FLASH bank #0 */
ba94a1bb	227
6d0f6bcf JCPV	228	#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
6d0f6bcf JCPV	229	#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
ba94a1bb	230
6d0f6bcf JCPV	231	#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
6d0f6bcf JCPV	232	#define CONFIG_SYS_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */
ba94a1bb	233
6d0f6bcf JCPV	234	#define CONFIG_SYS_FLASH_WORD_SIZE unsigned char /* flash word size (width) */
	235	#define CONFIG_SYS_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */
	236	#define CONFIG_SYS_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */
ba94a1bb WD	237	/*
	238	* The following defines are added for buggy IOP480 byte interface.
	239	* All other boards should use the standard values (CPCI405 etc.)
	240	*/
6d0f6bcf JCPV	241	#define CONFIG_SYS_FLASH_READ0 0x0000 /* 0 is standard */
	242	#define CONFIG_SYS_FLASH_READ1 0x0001 /* 1 is standard */
	243	#define CONFIG_SYS_FLASH_READ2 0x0002 /* 2 is standard */
ba94a1bb	244
6d0f6bcf	245	#define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
ba94a1bb	246
5a1aceb0	247	#define CONFIG_ENV_IS_IN_FLASH 1
ba94a1bb	248
6d0f6bcf	249	#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN)
9d8d5a5b	250	#if defined(CONFIG_SCPU)
1bbf5eae	251	/* no redundant environment on SCPU */
0e8d1586 JCPV	252	#define CONFIG_ENV_SECT_SIZE 0x20000 /* size of one complete sector */
0e8d1586 JCPV	253	#define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
9d8d5a5b	254	#else
0e8d1586 JCPV	255	#define CONFIG_ENV_SECT_SIZE 0x1000 /* size of one complete sector */
0e8d1586 JCPV	256	#define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
ba94a1bb WD	257
ba94a1bb WD	258	/* Address and size of Redundant Environment Sector */
0e8d1586 JCPV	259	#define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE)
0e8d1586 JCPV	260	#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
1bbf5eae	261	#endif
ba94a1bb	262
9d8d5a5b	263	#if !defined(CONFIG_SCPU)
ba94a1bb WD	264	/*
	265	* NAND-FLASH stuff
	266	*/
6d0f6bcf	267	#define CONFIG_SYS_MAX_NAND_DEVICE 1
6d0f6bcf	268	#define CONFIG_SYS_NAND_BASE 0x51000000 /* NAND FLASH Base Address */
9d8d5a5b	269	#endif
ba94a1bb WD	270
	271	/*
	272	* GPIO settings
	273	*/
	274
	275	/* FPGA program pin configuration */
6d0f6bcf JCPV	276	#define CONFIG_SYS_GPIO_PRG 12 /* FPGA program pin (cpu output)*/
	277	#define CONFIG_SYS_GPIO_CLK 10 /* FPGA clk pin (cpu output) */
	278	#define CONFIG_SYS_GPIO_DATA 14 /* FPGA data pin (cpu output) */
	279	#define CONFIG_SYS_GPIO_INIT 13 /* FPGA init pin (cpu input) */
	280	#define CONFIG_SYS_GPIO_DONE 11 /* FPGA done pin (cpu input) */
ba94a1bb WD	281
ba94a1bb WD	282	/* other GPIO's */
6d0f6bcf JCPV	283	#define CONFIG_SYS_GPIO_RESTORE_INT 0
	284	#define CONFIG_SYS_GPIO_RESTART_INT 1
	285	#define CONFIG_SYS_GPIO_SYS_RUNNING 2
	286	#define CONFIG_SYS_GPIO_PCI_INTA 3
	287	#define CONFIG_SYS_GPIO_PCI_INTB 4
	288	#define CONFIG_SYS_GPIO_I2C_SCL 6
	289	#define CONFIG_SYS_GPIO_I2C_SDA 7
	290	#define CONFIG_SYS_GPIO_FPGA_RESET 9
	291	#define CONFIG_SYS_GPIO_CLK_33M 15
ba94a1bb WD	292
	293	/*
	294	* I2C stuff
	295	*/
	296
	297	/* enable I2C and select the hardware/software driver */
	298	#undef CONFIG_HARD_I2C /* I2C with hardware support */
	299	#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
	300
6d0f6bcf JCPV	301	#define CONFIG_SYS_I2C_SPEED 83000 /* 83 kHz is supposed to work */
6d0f6bcf JCPV	302	#define CONFIG_SYS_I2C_SLAVE 0xFE
ba94a1bb WD	303
	304	/*
	305	* Software (bit-bang) I2C driver configuration
	306	*/
6d0f6bcf JCPV	307	#define PB_SCL (1 << CONFIG_SYS_GPIO_I2C_SCL)
6d0f6bcf JCPV	308	#define PB_SDA (1 << CONFIG_SYS_GPIO_I2C_SDA)
ba94a1bb	309
6d0f6bcf JCPV	310	#define I2C_INIT GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_I2C_SCL)
	311	#define I2C_ACTIVE GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_I2C_SDA)
	312	#define I2C_TRISTATE GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_I2C_SDA)
ba94a1bb	313	#define I2C_READ ((*IXP425_GPIO_GPINR & PB_SDA) != 0)
6d0f6bcf JCPV	314	#define I2C_SDA(bit) if (bit) GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_I2C_SDA); \
	315	else GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_I2C_SDA)
	316	#define I2C_SCL(bit) if (bit) GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_I2C_SCL); \
	317	else GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_I2C_SCL)
ba94a1bb WD	318	#define I2C_DELAY udelay(3) /* 1/4 I2C clock duration */
	319
	320	/*
	321	* I2C RTC
	322	*/
9d8d5a5b SR	323	#if 0 /* test-only */
9d8d5a5b SR	324	#define CONFIG_RTC_DS1340 1
6d0f6bcf	325	#define CONFIG_SYS_I2C_RTC_ADDR 0x68
9d8d5a5b SR	326	#else
9d8d5a5b SR	327	/* M41T11 Serial Access Timekeeper(R) SRAM */
ba94a1bb	328	#define CONFIG_RTC_M41T11 1
6d0f6bcf JCPV	329	#define CONFIG_SYS_I2C_RTC_ADDR 0x68
6d0f6bcf JCPV	330	#define CONFIG_SYS_M41T11_BASE_YEAR 1900 /* play along with the linux driver */
9d8d5a5b	331	#endif
ba94a1bb WD	332
	333	/*
	334	* Spartan3 FPGA configuration support
	335	*/
6d0f6bcf	336	#define CONFIG_SYS_FPGA_MAX_SIZE 7001024 / 700kByte for XC3S500E */
ba94a1bb	337
6d0f6bcf JCPV	338	#define CONFIG_SYS_FPGA_PRG (1 << CONFIG_SYS_GPIO_PRG) /* FPGA program pin (cpu output)*/
	339	#define CONFIG_SYS_FPGA_CLK (1 << CONFIG_SYS_GPIO_CLK) /* FPGA clk pin (cpu output) */
	340	#define CONFIG_SYS_FPGA_DATA (1 << CONFIG_SYS_GPIO_DATA) /* FPGA data pin (cpu output) */
	341	#define CONFIG_SYS_FPGA_INIT (1 << CONFIG_SYS_GPIO_INIT) /* FPGA init pin (cpu input) */
	342	#define CONFIG_SYS_FPGA_DONE (1 << CONFIG_SYS_GPIO_DONE) /* FPGA done pin (cpu input) */
ba94a1bb WD	343
	344	/*
	345	* Cache Configuration
	346	*/
6d0f6bcf	347	#define CONFIG_SYS_CACHELINE_SIZE 32
ba94a1bb WD	348
ba94a1bb WD	349	#endif /* __CONFIG_H */