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u-boot/include/configs/bamboo.h
Stefan Roese 5a753f98c6 [PATCH] Update some AMCC 4xx board config files (set initrd_high) 
Some boards that can have more than 768MBytes of SDRAM need to
set "initrd_high", so that the initrd can be accessed by the
Linux kernel.

Signed-off-by: Stefan Roese <sr@denx.de>
2007-02-07 16:51:08 +01:00

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/*
* (C) Copyright 2005-2006
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/************************************************************************
* bamboo.h - configuration for BAMBOO board
***********************************************************************/
#ifndef __CONFIG_H
#define __CONFIG_H
/*-----------------------------------------------------------------------
* High Level Configuration Options
*----------------------------------------------------------------------*/
#define CONFIG_BAMBOO 1 /* Board is BAMBOO */
#define CONFIG_440EP 1 /* Specific PPC440EP support */
#define CONFIG_4xx 1 /* ... PPC4xx family */
#define CONFIG_SYS_CLK_FREQ 33333333 /* external freq to pll */
#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
/*
* Please note that, if NAND support is enabled, the 2nd ethernet port
* can't be used because of pin multiplexing. So, if you want to use the
* 2nd ethernet port you have to "undef" the following define.
*/
#define CONFIG_BAMBOO_NAND 1 /* enable nand flash support */
#define CFG_NAND_LEGACY
/*-----------------------------------------------------------------------
* Base addresses -- Note these are effective addresses where the
* actual resources get mapped (not physical addresses)
*----------------------------------------------------------------------*/
#define CFG_MONITOR_LEN (384 * 1024) /* Reserve 384 kB for Monitor */
#define CFG_MALLOC_LEN (256 * 1024) /* Reserve 256 kB for malloc() */
#define CFG_MONITOR_BASE (-CFG_MONITOR_LEN)
#define CFG_SDRAM_BASE 0x00000000 /* _must_ be 0 */
#define CFG_FLASH_BASE 0xfff00000 /* start of FLASH */
#define CFG_PCI_MEMBASE 0xa0000000 /* mapped pci memory*/
#define CFG_PCI_MEMBASE1 CFG_PCI_MEMBASE + 0x10000000
#define CFG_PCI_MEMBASE2 CFG_PCI_MEMBASE1 + 0x10000000
#define CFG_PCI_MEMBASE3 CFG_PCI_MEMBASE2 + 0x10000000
/*Don't change either of these*/
#define CFG_PERIPHERAL_BASE 0xef600000 /* internal peripherals*/
#define CFG_PCI_BASE 0xe0000000 /* internal PCI regs*/
/*Don't change either of these*/
#define CFG_USB_DEVICE 0x50000000
#define CFG_NVRAM_BASE_ADDR 0x80000000
#define CFG_BOOT_BASE_ADDR 0xf0000000
#define CFG_NAND_ADDR 0x90000000
#define CFG_NAND2_ADDR 0x94000000
/*-----------------------------------------------------------------------
* Initial RAM & stack pointer (placed in SDRAM)
*----------------------------------------------------------------------*/
#define CFG_INIT_RAM_DCACHE 1 /* d-cache as init ram */
#define CFG_INIT_RAM_ADDR 0x70000000 /* DCache */
#define CFG_INIT_RAM_END (4 << 10)
#define CFG_GBL_DATA_SIZE 256 /* num bytes initial data */
#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
/*-----------------------------------------------------------------------
* Serial Port
*----------------------------------------------------------------------*/
#define CFG_EXT_SERIAL_CLOCK 11059200 /* use external 11.059MHz clk */
#define CONFIG_BAUDRATE 115200
#define CONFIG_SERIAL_MULTI 1
/* define this if you want console on UART1 */
#undef CONFIG_UART1_CONSOLE
#define CFG_BAUDRATE_TABLE \
{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}
/*-----------------------------------------------------------------------
* NVRAM/RTC
*
* NOTE: The RTC registers are located at 0x7FFF0 - 0x7FFFF
* The DS1558 code assumes this condition
*
*----------------------------------------------------------------------*/
#define CFG_NVRAM_SIZE (0x2000 - 0x10) /* NVRAM size(8k)- RTC regs */
#define CONFIG_RTC_DS1556 1 /* DS1556 RTC */
/*-----------------------------------------------------------------------
* Environment
*----------------------------------------------------------------------*/
/*
* Define here the location of the environment variables (FLASH or EEPROM).
* Note: DENX encourages to use redundant environment in FLASH.
*/
#if 1
#define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
#else
#define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */
#endif
/*-----------------------------------------------------------------------
* FLASH related
*----------------------------------------------------------------------*/
#define CFG_MAX_FLASH_BANKS 3 /* number of banks */
#define CFG_MAX_FLASH_SECT 256 /* sectors per device */
#undef CFG_FLASH_CHECKSUM
#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
#define CFG_FLASH_ADDR0 0x555
#define CFG_FLASH_ADDR1 0x2aa
#define CFG_FLASH_WORD_SIZE unsigned char
#define CFG_FLASH_2ND_16BIT_DEV 1 /* bamboo has 8 and 16bit device */
#define CFG_FLASH_2ND_ADDR 0x87800000 /* bamboo has 8 and 16bit device */
#ifdef CFG_ENV_IS_IN_FLASH
#define CFG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */
#define CFG_ENV_ADDR (CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE)
#define CFG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */
/* Address and size of Redundant Environment Sector */
#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR-CFG_ENV_SECT_SIZE)
#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
#endif /* CFG_ENV_IS_IN_FLASH */
/*-----------------------------------------------------------------------
* NAND-FLASH related
*----------------------------------------------------------------------*/
#define NAND_CMD_REG (0x00) /* NandFlash Command Register */
#define NAND_ADDR_REG (0x04) /* NandFlash Address Register */
#define NAND_DATA_REG (0x08) /* NandFlash Data Register */
#define NAND_ECC0_REG (0x10) /* NandFlash ECC Register0 */
#define NAND_ECC1_REG (0x14) /* NandFlash ECC Register1 */
#define NAND_ECC2_REG (0x18) /* NandFlash ECC Register2 */
#define NAND_ECC3_REG (0x1C) /* NandFlash ECC Register3 */
#define NAND_ECC4_REG (0x20) /* NandFlash ECC Register4 */
#define NAND_ECC5_REG (0x24) /* NandFlash ECC Register5 */
#define NAND_ECC6_REG (0x28) /* NandFlash ECC Register6 */
#define NAND_ECC7_REG (0x2C) /* NandFlash ECC Register7 */
#define NAND_CR0_REG (0x30) /* NandFlash Device Bank0 Config Register */
#define NAND_CR1_REG (0x34) /* NandFlash Device Bank1 Config Register */
#define NAND_CR2_REG (0x38) /* NandFlash Device Bank2 Config Register */
#define NAND_CR3_REG (0x3C) /* NandFlash Device Bank3 Config Register */
#define NAND_CCR_REG (0x40) /* NandFlash Core Configuration Register */
#define NAND_STAT_REG (0x44) /* NandFlash Device Status Register */
#define NAND_HWCTL_REG (0x48) /* NandFlash Direct Hwd Control Register */
#define NAND_REVID_REG (0x50) /* NandFlash Core Revision Id Register */
/* Nand Flash K9F1208U0A Command Set => Nand Flash 0 */
#define NAND0_CMD_READ1_HALF1 0x00 /* Starting addr for 1rst half of registers */
#define NAND0_CMD_READ1_HALF2 0x01 /* Starting addr for 2nd half of registers */
#define NAND0_CMD_READ2 0x50
#define NAND0_CMD_READ_ID 0x90
#define NAND0_CMD_READ_STATUS 0x70
#define NAND0_CMD_RESET 0xFF
#define NAND0_CMD_PAGE_PROG 0x80
#define NAND0_CMD_PAGE_PROG_TRUE 0x10
#define NAND0_CMD_PAGE_PROG_DUMMY 0x11
#define NAND0_CMD_BLOCK_ERASE 0x60
#define NAND0_CMD_BLOCK_ERASE_END 0xD0
#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
#define SECTORSIZE 512
#define ADDR_COLUMN 1
#define ADDR_PAGE 2
#define ADDR_COLUMN_PAGE 3
#define NAND_ChipID_UNKNOWN 0x00
#define NAND_MAX_FLOORS 1
#define NAND_MAX_CHIPS 1
#define WRITE_NAND_COMMAND(d, adr) do {*(volatile u8 *)((ulong)adr+NAND_CMD_REG) = d;} while(0)
#define WRITE_NAND_ADDRESS(d, adr) do {*(volatile u8 *)((ulong)adr+NAND_ADDR_REG) = d;} while(0)
#define WRITE_NAND(d, adr) do {*(volatile u8 *)((ulong)adr+NAND_DATA_REG) = d;} while(0)
#define READ_NAND(adr) (*(volatile u8 *)((ulong)adr+NAND_DATA_REG))
#define NAND_WAIT_READY(nand) while (!(*(volatile u8 *)((ulong)nand->IO_ADDR+NAND_STAT_REG) & 0x01))
/* not needed with 440EP NAND controller */
#define NAND_CTL_CLRALE(nandptr)
#define NAND_CTL_SETALE(nandptr)
#define NAND_CTL_CLRCLE(nandptr)
#define NAND_CTL_SETCLE(nandptr)
#define NAND_DISABLE_CE(nand)
#define NAND_ENABLE_CE(nand)
/*-----------------------------------------------------------------------
* DDR SDRAM
*----------------------------------------------------------------------------- */
#define CONFIG_SPD_EEPROM /* Use SPD EEPROM for setup */
#undef CONFIG_DDR_ECC /* don't use ECC */
#define CFG_SIMULATE_SPD_EEPROM 0xff /* simulate spd eeprom on this address */
#define SPD_EEPROM_ADDRESS {CFG_SIMULATE_SPD_EEPROM, 0x50, 0x51}
/*-----------------------------------------------------------------------
* I2C
*----------------------------------------------------------------------*/
#define CONFIG_HARD_I2C 1 /* I2C with hardware support */
#undef CONFIG_SOFT_I2C /* I2C bit-banged */
#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
#define CFG_I2C_SLAVE 0x7F
#define CFG_I2C_MULTI_EEPROMS
#define CFG_I2C_EEPROM_ADDR (0xa8>>1)
#define CFG_I2C_EEPROM_ADDR_LEN 1
#define CFG_EEPROM_PAGE_WRITE_ENABLE
#define CFG_EEPROM_PAGE_WRITE_BITS 3
#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10
#ifdef CFG_ENV_IS_IN_EEPROM
#define CFG_ENV_SIZE 0x200 /* Size of Environment vars */
#define CFG_ENV_OFFSET 0x0
#endif /* CFG_ENV_IS_IN_EEPROM */
#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=bamboo\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 ${bootargs} console=ttyS0,${baudrate}\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/eldk/ppc_4xx\0" \
"bootfile=/tftpboot/bamboo/uImage\0" \
"kernel_addr=fff00000\0" \
"ramdisk_addr=fff10000\0" \
"initrd_high=30000000\0" \
"load=tftp 100000 /tftpboot/bamboo/u-boot.bin\0" \
"update=protect off fffa0000 ffffffff;era fffa0000 ffffffff;" \
"cp.b 100000 fffa0000 60000;" \
"setenv filesize;saveenv\0" \
"upd=run load;run update\0" \
""
#define CONFIG_BOOTCOMMAND "run flash_self"
#if 0
#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
#else
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
#endif
#define CONFIG_BAUDRATE 115200
#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
#define CONFIG_MII 1 /* MII PHY management */
#define CONFIG_PHY_ADDR 0 /* PHY address, See schematics */
#define CONFIG_PHY1_ADDR 1
#ifndef CONFIG_BAMBOO_NAND
#define CONFIG_HAS_ETH1 1 /* add support for "eth1addr" */
#endif /* CONFIG_BAMBOO_NAND */
#define CFG_RX_ETH_BUFFER 32 /* Number of ethernet rx buffers & descriptors */
#define CONFIG_NETCONSOLE /* include NetConsole support */
#define CONFIG_NET_MULTI 1 /* required for netconsole */
/* Partitions */
#define CONFIG_MAC_PARTITION
#define CONFIG_DOS_PARTITION
#define CONFIG_ISO_PARTITION
#ifdef CONFIG_440EP
/* USB */
#define CONFIG_USB_OHCI
#define CONFIG_USB_STORAGE
/*Comment this out to enable USB 1.1 device*/
#define USB_2_0_DEVICE
#endif /*CONFIG_440EP*/
#ifdef CONFIG_BAMBOO_NAND
#define _CFG_CMD_NAND CFG_CMD_NAND
#else
#define _CFG_CMD_NAND 0
#endif /* CONFIG_BAMBOO_NAND */
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \
CFG_CMD_ASKENV | \
CFG_CMD_DATE | \
CFG_CMD_DHCP | \
CFG_CMD_DIAG | \
CFG_CMD_ELF | \
CFG_CMD_EEPROM | \
CFG_CMD_I2C | \
CFG_CMD_IRQ | \
CFG_CMD_MII | \
CFG_CMD_NET | \
CFG_CMD_NFS | \
CFG_CMD_PCI | \
CFG_CMD_PING | \
CFG_CMD_REGINFO | \
CFG_CMD_SDRAM | \
CFG_CMD_USB | \
CFG_CMD_FAT | \
CFG_CMD_EXT2 | \
_CFG_CMD_NAND | \
CFG_CMD_SNTP )
#define CONFIG_SUPPORT_VFAT
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
/*
* Miscellaneous configurable options
*/
#define CFG_LONGHELP /* undef to save memory */
#define CFG_PROMPT "=> " /* Monitor Command Prompt */
#if (CONFIG_COMMANDS & CFG_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 0x0400000 /* memtest works on */
#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
#define CFG_LOAD_ADDR 0x100000 /* default load address */
#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
#define CONFIG_LYNXKDI 1 /* support kdi files */
#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
#define CONFIG_CMDLINE_EDITING 1 /* add command line history */
#define CONFIG_LOOPW 1 /* enable loopw command */
#define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */
#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */
/*-----------------------------------------------------------------------
* PCI stuff
*-----------------------------------------------------------------------
*/
/* General PCI */
#define CONFIG_PCI /* include pci support */
#undef CONFIG_PCI_PNP /* do (not) pci plug-and-play */
#define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */
#define CFG_PCI_TARGBASE 0x80000000 /* PCIaddr mapped to CFG_PCI_MEMBASE*/
/* Board-specific PCI */
#define CFG_PCI_PRE_INIT /* enable board pci_pre_init() */
#define CFG_PCI_TARGET_INIT
#define CFG_PCI_MASTER_INIT
#define CFG_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */
#define CFG_PCI_SUBSYS_ID 0xcafe /* Whatever */
/*
* 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 CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
/*-----------------------------------------------------------------------
* Cache Configuration
*/
#define CFG_DCACHE_SIZE (32<<10) /* For AMCC 440 CPUs */
#define CFG_CACHELINE_SIZE 32 /* ... */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
#endif
/*
* Internal Definitions
*
* Boot Flags
*/
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM 0x02 /* Software reboot */
#if (CONFIG_COMMANDS & CFG_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
#endif /* __CONFIG_H */
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