include/configs/amcc-common.h - boot/u-boot-linaro-stable - Git at Google

 /*
  * (C) Copyright 2008
  * Stefan Roese, DENX Software Engineering, sr@denx.de.
  *
  * Common configuration options for all AMCC boards
  *
  * 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 __AMCC_COMMON_H
 #define __AMCC_COMMON_H

 #define CONFIG_SYS_SDRAM_BASE		0x00000000	/* _must_ be 0		*/
 #define CONFIG_SYS_MONITOR_BASE	TEXT_BASE	/* Start of U-Boot	*/
 #define CONFIG_SYS_MONITOR_LEN		(0xFFFFFFFF - CONFIG_SYS_MONITOR_BASE + 1)
 #define CONFIG_SYS_MALLOC_LEN		(1 << 20)	/* Reserved for malloc	*/

 /*
  * UART
  */
 #define CONFIG_BAUDRATE		115200
 #define CONFIG_SERIAL_MULTI
 #define CONFIG_SYS_BAUDRATE_TABLE  \
     {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}

 /*
  * I2C
  */
 #define CONFIG_HARD_I2C			/* I2C with hardware support	*/
 #define CONFIG_SYS_I2C_SLAVE		0x7F

 /*
  * Ethernet/EMAC/PHY
  */
 #define CONFIG_MII			/* MII PHY management		*/
 #define CONFIG_NET_MULTI
 #define CONFIG_NETCONSOLE		/* include NetConsole support	*/
 #if defined(CONFIG_440)
 #define CONFIG_SYS_RX_ETH_BUFFER	32	/* number of eth rx buffers	*/
 #else
 #define CONFIG_SYS_RX_ETH_BUFFER	16	/* number of eth rx buffers	*/
 #endif

 /*
  * Commands
  */
 #include <config_cmd_default.h>

 #define CONFIG_CMD_ASKENV
 #if defined(CONFIG_440)
 #define CONFIG_CMD_CACHE
 #endif
 #define CONFIG_CMD_DHCP
 #define CONFIG_CMD_DIAG
 #define CONFIG_CMD_EEPROM
 #define CONFIG_CMD_ELF
 #define CONFIG_CMD_I2C
 #define CONFIG_CMD_IRQ
 #define CONFIG_CMD_MII
 #define CONFIG_CMD_NET
 #define CONFIG_CMD_NFS
 #define CONFIG_CMD_PING
 #define CONFIG_CMD_REGINFO

 /*
  * Miscellaneous configurable options
  */
 #define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/
 #define CONFIG_SYS_LONGHELP			/* undef to save memory		*/
 #define CONFIG_SYS_PROMPT		"=> "	/* Monitor Command Prompt	*/
 #if defined(CONFIG_CMD_KGDB)
 #define CONFIG_SYS_CBSIZE		1024	/* Console I/O Buffer Size	*/
 #else
 #define CONFIG_SYS_CBSIZE		256	/* Console I/O Buffer Size	*/
 #endif
 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
 #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	0x0400000 /* memtest works on		*/
 #define CONFIG_SYS_MEMTEST_END		0x0C00000 /* 4 ... 12 MB in DRAM	*/

 #define CONFIG_SYS_LOAD_ADDR		0x100000  /* default load address	*/
 #define CONFIG_SYS_EXTBDINFO			/* To use extended board_into (bd_t) */

 #define CONFIG_SYS_HZ			1000	/* decrementer freq: 1 ms ticks	*/

 #define CONFIG_CMDLINE_EDITING		/* add command line history	*/
 #define CONFIG_AUTO_COMPLETE		/* add autocompletion support	*/
 #define CONFIG_LOOPW			/* enable loopw command         */
 #define CONFIG_MX_CYCLIC		/* enable mdc/mwc commands      */
 #define CONFIG_ZERO_BOOTDELAY_CHECK	/* check for keypress on bootdelay==0 */
 #define CONFIG_VERSION_VARIABLE 	/* include version env variable */
 #define CONFIG_SYS_CONSOLE_INFO_QUIET		/* don't print console @ startup*/

 #define CONFIG_SYS_HUSH_PARSER			/* Use the HUSH parser		*/
 #ifdef	CONFIG_SYS_HUSH_PARSER
 #define	CONFIG_SYS_PROMPT_HUSH_PS2	"> "
 #endif

 #define CONFIG_LOADS_ECHO		/* echo on for serial download	*/
 #define CONFIG_SYS_LOADS_BAUD_CHANGE		/* allow baudrate change	*/

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

 /*
  * 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) /* Initial Memory map for Linux */

 /*
  * Internal Definitions
  */
 #if defined(CONFIG_CMD_KGDB)
 #define CONFIG_KGDB_BAUDRATE	230400	/* speed to run kgdb serial port*/
 #define CONFIG_KGDB_SER_INDEX	2	/* which serial port to use	*/
 #endif

 /*
  * Pass open firmware flat tree
  */
 #define CONFIG_OF_LIBFDT
 #define CONFIG_OF_BOARD_SETUP

 /*
  * Booting and default environment
  */
 #define CONFIG_PREBOOT	"echo;"	\
 	"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
 	"echo"
 #define CONFIG_BOOTCOMMAND	"run flash_self"

 /*
  * Only very few boards have default console not on ttyS0 (like Taishan)
  */
 #if !defined(CONFIG_USE_TTY)
 #define CONFIG_USE_TTY	ttyS0
 #endif

 /*
  * Only some 4xx PPC's are equipped with an FPU
  */
 #if defined(CONFIG_440EP) || defined(CONFIG_440EPX) || \
     defined(CONFIG_460EX) || defined(CONFIG_460GT)
 #define CONFIG_AMCC_DEF_ENV_ROOTPATH	"rootpath=/opt/eldk/ppc_4xxFP\0"
 #else
 #define CONFIG_AMCC_DEF_ENV_ROOTPATH	"rootpath=/opt/eldk/ppc_4xx\0"
 #endif

 /*
  * Only some boards need to extend the bootargs by some additional
  * parameters (like Makalu)
  */
 #if !defined(CONFIG_ADDMISC)
 #define CONFIG_ADDMISC	"addmisc=setenv bootargs ${bootargs}\0"
 #endif

 #define xstr(s)	str(s)
 #define str(s)	#s

 /*
  * General common environment variables shared on all AMCC eval boards
  */
 #define CONFIG_AMCC_DEF_ENV						\
 	"netdev=eth0\0"							\
 	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
 		"nfsroot=${serverip}:${rootpath}\0"			\
 	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
 	"addip=setenv bootargs ${bootargs} "				\
 		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
 		":${hostname}:${netdev}:off panic=1\0"			\
 	"addtty=setenv bootargs ${bootargs}"				\
 		" console=" xstr(CONFIG_USE_TTY) ",${baudrate}\0"	\
 	CONFIG_ADDMISC							\
 	"initrd_high=30000000\0"					\
 	"kernel_addr_r=400000\0"					\
 	"fdt_addr_r=800000\0"						\
 	"hostname=" xstr(CONFIG_HOSTNAME) "\0"				\
 	"bootfile=" xstr(CONFIG_HOSTNAME) "/uImage\0"			\
 	CONFIG_AMCC_DEF_ENV_ROOTPATH

 /*
  * Default environment for arch/powerpc booting
  * for boards that are ported to arch/powerpc
  */
 #define CONFIG_AMCC_DEF_ENV_POWERPC					\
 	"flash_self=run ramargs addip addtty addmisc;"			\
 		"bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0"	\
 	"flash_nfs=run nfsargs addip addtty addmisc;"			\
 		"bootm ${kernel_addr} - ${fdt_addr}\0"			\
 	"net_nfs=tftp ${kernel_addr_r} ${bootfile}; "			\
 		"tftp ${fdt_addr_r} ${fdt_file}; "			\
 		"run nfsargs addip addtty addmisc;"			\
 		"bootm ${kernel_addr_r} - ${fdt_addr_r}\0"		\
 	"fdt_file=" xstr(CONFIG_HOSTNAME) "/" xstr(CONFIG_HOSTNAME) ".dtb\0"

 /*
  * Default environment for arch/ppc booting,
  * for boards that are not ported to arch/powerpc yet
  */
 #define CONFIG_AMCC_DEF_ENV_PPC						\
 	"flash_self=run ramargs addip addtty addmisc;"			\
 		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
 	"flash_nfs=run nfsargs addip addtty addmisc;"			\
 		"bootm ${kernel_addr}\0"				\
 	"net_nfs=tftp ${kernel_addr_r} ${bootfile};"			\
 		"run nfsargs addip addtty addmisc;"			\
 		"bootm ${kernel_addr_r}\0"

 /*
  * Default environment for arch/ppc booting (old version),
  * for boards that are ported to arch/ppc and arch/powerpc
  */
 #define CONFIG_AMCC_DEF_ENV_PPC_OLD					\
 	"flash_self_old=run ramargs addip addtty addmisc;"		\
 		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
 	"flash_nfs_old=run nfsargs addip addtty addmisc;"		\
 		"bootm ${kernel_addr}\0"				\
 	"net_nfs_old=tftp ${kernel_addr_r} ${bootfile};"		\
 		"run nfsargs addip addtty addmisc;"			\
 		"bootm ${kernel_addr_r}\0"

 #define CONFIG_AMCC_DEF_ENV_NOR_UPD					\
 	"load=tftp 200000 " xstr(CONFIG_HOSTNAME) "/u-boot.bin\0"	\
 	"update=protect off " xstr(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;"	\
 		"era " xstr(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;"		\
 		"cp.b ${fileaddr} " xstr(CONFIG_SYS_MONITOR_BASE) " ${filesize};" \
 		"setenv filesize;saveenv\0"				\
 	"upd=run load update\0"						\

 #define CONFIG_AMCC_DEF_ENV_NAND_UPD					\
 	"nload=tftp 200000 " xstr(CONFIG_HOSTNAME) "/u-boot-nand.bin\0"	\
 	"nupdate=nand erase 0 100000;nand write 200000 0 100000;"	\
 		"setenv filesize;saveenv\0"				\
 	"nupd=run nload nupdate\0"

 #endif /* __AMCC_COMMON_H */
	/*
	* (C) Copyright 2008
	* Stefan Roese, DENX Software Engineering, sr@denx.de.
	*
	* Common configuration options for all AMCC boards
	*
	* 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 __AMCC_COMMON_H
	#define __AMCC_COMMON_H

	#define CONFIG_SYS_SDRAM_BASE 0x00000000 /* _must_ be 0 */
	#define CONFIG_SYS_MONITOR_BASE TEXT_BASE /* Start of U-Boot */
	#define CONFIG_SYS_MONITOR_LEN (0xFFFFFFFF - CONFIG_SYS_MONITOR_BASE + 1)
	#define CONFIG_SYS_MALLOC_LEN (1 << 20) /* Reserved for malloc */

	/*
	* UART
	*/
	#define CONFIG_BAUDRATE 115200
	#define CONFIG_SERIAL_MULTI
	#define CONFIG_SYS_BAUDRATE_TABLE \
	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}

	/*
	* I2C
	*/
	#define CONFIG_HARD_I2C /* I2C with hardware support */
	#define CONFIG_SYS_I2C_SLAVE 0x7F

	/*
	* Ethernet/EMAC/PHY
	*/
	#define CONFIG_MII /* MII PHY management */
	#define CONFIG_NET_MULTI
	#define CONFIG_NETCONSOLE /* include NetConsole support */
	#if defined(CONFIG_440)
	#define CONFIG_SYS_RX_ETH_BUFFER 32 /* number of eth rx buffers */
	#else
	#define CONFIG_SYS_RX_ETH_BUFFER 16 /* number of eth rx buffers */
	#endif

	/*
	* Commands
	*/
	#include <config_cmd_default.h>

	#define CONFIG_CMD_ASKENV
	#if defined(CONFIG_440)
	#define CONFIG_CMD_CACHE
	#endif
	#define CONFIG_CMD_DHCP
	#define CONFIG_CMD_DIAG
	#define CONFIG_CMD_EEPROM
	#define CONFIG_CMD_ELF
	#define CONFIG_CMD_I2C
	#define CONFIG_CMD_IRQ
	#define CONFIG_CMD_MII
	#define CONFIG_CMD_NET
	#define CONFIG_CMD_NFS
	#define CONFIG_CMD_PING
	#define CONFIG_CMD_REGINFO

	/*
	* Miscellaneous configurable options
	*/
	#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
	#define CONFIG_SYS_LONGHELP /* undef to save memory */
	#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
	#if defined(CONFIG_CMD_KGDB)
	#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
	#else
	#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
	#endif
	#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
	#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 0x0400000 /* memtest works on */
	#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */

	#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
	#define CONFIG_SYS_EXTBDINFO /* To use extended board_into (bd_t) */

	#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */

	#define CONFIG_CMDLINE_EDITING /* add command line history */
	#define CONFIG_AUTO_COMPLETE /* add autocompletion support */
	#define CONFIG_LOOPW /* enable loopw command */
	#define CONFIG_MX_CYCLIC /* enable mdc/mwc commands */
	#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
	#define CONFIG_VERSION_VARIABLE /* include version env variable */
	#define CONFIG_SYS_CONSOLE_INFO_QUIET /* don't print console @ startup*/

	#define CONFIG_SYS_HUSH_PARSER /* Use the HUSH parser */
	#ifdef CONFIG_SYS_HUSH_PARSER
	#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
	#endif

	#define CONFIG_LOADS_ECHO /* echo on for serial download */
	#define CONFIG_SYS_LOADS_BAUD_CHANGE /* allow baudrate change */

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

	/*
	* 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) /* Initial Memory map for Linux */

	/*
	* Internal Definitions
	*/
	#if defined(CONFIG_CMD_KGDB)
	#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port*/
	#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
	#endif

	/*
	* Pass open firmware flat tree
	*/
	#define CONFIG_OF_LIBFDT
	#define CONFIG_OF_BOARD_SETUP

	/*
	* Booting and default environment
	*/
	#define CONFIG_PREBOOT "echo;" \
	"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
	"echo"
	#define CONFIG_BOOTCOMMAND "run flash_self"

	/*
	* Only very few boards have default console not on ttyS0 (like Taishan)
	*/
	#if !defined(CONFIG_USE_TTY)
	#define CONFIG_USE_TTY ttyS0
	#endif

	/*
	* Only some 4xx PPC's are equipped with an FPU
	*/
	#if defined(CONFIG_440EP) \|\| defined(CONFIG_440EPX) \|\| \
	defined(CONFIG_460EX) \|\| defined(CONFIG_460GT)
	#define CONFIG_AMCC_DEF_ENV_ROOTPATH "rootpath=/opt/eldk/ppc_4xxFP\0"
	#else
	#define CONFIG_AMCC_DEF_ENV_ROOTPATH "rootpath=/opt/eldk/ppc_4xx\0"
	#endif

	/*
	* Only some boards need to extend the bootargs by some additional
	* parameters (like Makalu)
	*/
	#if !defined(CONFIG_ADDMISC)
	#define CONFIG_ADDMISC "addmisc=setenv bootargs ${bootargs}\0"
	#endif

	#define xstr(s) str(s)
	#define str(s) #s

	/*
	* General common environment variables shared on all AMCC eval boards
	*/
	#define CONFIG_AMCC_DEF_ENV \
	"netdev=eth0\0" \
	"nfsargs=setenv bootargs root=/dev/nfs rw " \
	"nfsroot=${serverip}:${rootpath}\0" \
	"ramargs=setenv bootargs root=/dev/ram rw\0" \
	"addip=setenv bootargs ${bootargs} " \
	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
	":${hostname}:${netdev}:off panic=1\0" \
	"addtty=setenv bootargs ${bootargs}" \
	" console=" xstr(CONFIG_USE_TTY) ",${baudrate}\0" \
	CONFIG_ADDMISC \
	"initrd_high=30000000\0" \
	"kernel_addr_r=400000\0" \
	"fdt_addr_r=800000\0" \
	"hostname=" xstr(CONFIG_HOSTNAME) "\0" \
	"bootfile=" xstr(CONFIG_HOSTNAME) "/uImage\0" \
	CONFIG_AMCC_DEF_ENV_ROOTPATH

	/*
	* Default environment for arch/powerpc booting
	* for boards that are ported to arch/powerpc
	*/
	#define CONFIG_AMCC_DEF_ENV_POWERPC \
	"flash_self=run ramargs addip addtty addmisc;" \
	"bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0" \
	"flash_nfs=run nfsargs addip addtty addmisc;" \
	"bootm ${kernel_addr} - ${fdt_addr}\0" \
	"net_nfs=tftp ${kernel_addr_r} ${bootfile}; " \
	"tftp ${fdt_addr_r} ${fdt_file}; " \
	"run nfsargs addip addtty addmisc;" \
	"bootm ${kernel_addr_r} - ${fdt_addr_r}\0" \
	"fdt_file=" xstr(CONFIG_HOSTNAME) "/" xstr(CONFIG_HOSTNAME) ".dtb\0"

	/*
	* Default environment for arch/ppc booting,
	* for boards that are not ported to arch/powerpc yet
	*/
	#define CONFIG_AMCC_DEF_ENV_PPC \
	"flash_self=run ramargs addip addtty addmisc;" \
	"bootm ${kernel_addr} ${ramdisk_addr}\0" \
	"flash_nfs=run nfsargs addip addtty addmisc;" \
	"bootm ${kernel_addr}\0" \
	"net_nfs=tftp ${kernel_addr_r} ${bootfile};" \
	"run nfsargs addip addtty addmisc;" \
	"bootm ${kernel_addr_r}\0"

	/*
	* Default environment for arch/ppc booting (old version),
	* for boards that are ported to arch/ppc and arch/powerpc
	*/
	#define CONFIG_AMCC_DEF_ENV_PPC_OLD \
	"flash_self_old=run ramargs addip addtty addmisc;" \
	"bootm ${kernel_addr} ${ramdisk_addr}\0" \
	"flash_nfs_old=run nfsargs addip addtty addmisc;" \
	"bootm ${kernel_addr}\0" \
	"net_nfs_old=tftp ${kernel_addr_r} ${bootfile};" \
	"run nfsargs addip addtty addmisc;" \
	"bootm ${kernel_addr_r}\0"

	#define CONFIG_AMCC_DEF_ENV_NOR_UPD \
	"load=tftp 200000 " xstr(CONFIG_HOSTNAME) "/u-boot.bin\0" \
	"update=protect off " xstr(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;" \
	"era " xstr(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;" \
	"cp.b ${fileaddr} " xstr(CONFIG_SYS_MONITOR_BASE) " ${filesize};" \
	"setenv filesize;saveenv\0" \
	"upd=run load update\0" \

	#define CONFIG_AMCC_DEF_ENV_NAND_UPD \
	"nload=tftp 200000 " xstr(CONFIG_HOSTNAME) "/u-boot-nand.bin\0" \
	"nupdate=nand erase 0 100000;nand write 200000 0 100000;" \
	"setenv filesize;saveenv\0" \
	"nupd=run nload nupdate\0"

	#endif /* __AMCC_COMMON_H */