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/*
* (C) Copyright 2001-2003
* Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
*
* 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
*/
/*
* board/config.h - configuration options, board specific
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/*
* High Level Configuration Options
* (easy to change)
*/
#define CONFIG_405GP 1 /* This is a PPC405 CPU */
#define CONFIG_4xx 1 /* ...member of PPC4xx family */
#define CONFIG_PMC405 1 /* ...on a PMC405 board */
#define CONFIG_BOARD_PRE_INIT 1 /* call board_pre_init() */
#define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */
#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
#define CONFIG_BAUDRATE 9600
#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
#undef CONFIG_BOOTARGS
#define CONFIG_RAMBOOTCOMMAND \
"setenv bootargs root=/dev/ram rw nfsroot=$(serverip):$(rootpath) " \
"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \
"bootm ffc00000 ffca0000"
#define CONFIG_NFSBOOTCOMMAND \
"setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \
"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \
"bootm ffc00000"
#define CONFIG_BOOTCOMMAND CONFIG_RAMBOOTCOMMAND
#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 */
#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
CFG_CMD_PCI | \
CFG_CMD_IRQ | \
CFG_CMD_ELF | \
CFG_CMD_DATE | \
CFG_CMD_JFFS2 | \
CFG_CMD_MII | \
CFG_CMD_I2C | \
CFG_CMD_PING | \
CFG_CMD_EEPROM )
#define CONFIG_MAC_PARTITION
#define CONFIG_DOS_PARTITION
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
#undef CONFIG_WATCHDOG /* watchdog disabled */
#define CONFIG_RTC_MC146818 /* DS1685 is MC146818 compatible*/
#define CFG_RTC_REG_BASE_ADDR 0xF0000300 /* RTC Base Address */
#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
/*
* Miscellaneous configurable options
*/
#define CFG_LONGHELP /* undef to save memory */
#define CFG_PROMPT "=> " /* Monitor Command Prompt */
#undef CFG_HUSH_PARSER /* use "hush" command parser */
#ifdef CFG_HUSH_PARSER
#define CFG_PROMPT_HUSH_PS2 "> "
#endif
#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_DEVICE_NULLDEV 1 /* include nulldev device */
#define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/
#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
#undef CFG_EXT_SERIAL_CLOCK /* no external serial clock used */
#define CFG_IGNORE_405_UART_ERRATA_59 /* ignore ppc405gp errata #59 */
#define CFG_BASE_BAUD 691200
/* The following table includes the supported baudrates */
#define CFG_BAUDRATE_TABLE \
{ 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
57600, 115200, 230400, 460800, 921600 }
#define CFG_LOAD_ADDR 0x100000 /* default load address */
#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */
#define CFG_RX_ETH_BUFFER 16 /* use 16 rx buffer on 405 emac */
/*-----------------------------------------------------------------------
* PCI stuff
*-----------------------------------------------------------------------
*/
#define PCI_HOST_ADAPTER 0 /* configure as pci adapter */
#define PCI_HOST_FORCE 1 /* configure as pci host */
#define PCI_HOST_AUTO 2 /* detected via arbiter enable */
#define CONFIG_PCI /* include pci support */
#define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
#define CONFIG_PCI_PNP /* do pci plug-and-play */
/* resource configuration */
#undef CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
#define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */
#define CFG_PCI_SUBSYS_DEVICEID 0x0408 /* PCI Device ID: PMC-405 */
#define CFG_PCI_CLASSCODE 0x0b20 /* PCI Class Code: Processor/PPC*/
#define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */
#define CFG_PCI_PTM1MS 0xfc000001 /* 64MB, enable hard-wired to 1 */
#define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
#define CFG_PCI_PTM2LA 0xffc00000 /* point to flash */
#define CFG_PCI_PTM2MS 0xffc00001 /* 4MB, enable */
#define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
/*-----------------------------------------------------------------------
* Start addresses for the final memory configuration
* (Set up by the startup code)
* Please note that CFG_SDRAM_BASE _must_ start at 0
*/
#define CFG_SDRAM_BASE 0x00000000
#define CFG_MONITOR_BASE 0xFFFC0000
#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */
#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
/*
* 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 */
/*-----------------------------------------------------------------------
* FLASH organization
*/
#define CFG_FLASH_CFI 1 /* Flash is CFI conformant */
#define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
#undef CFG_FLASH_PROTECTION /* don't use hardware protection */
#define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
#define CFG_FLASH_BASE 0xFE000000
#define CFG_FLASH_INCREMENT 0x01000000
#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
#define CFG_JFFS2_FIRST_BANK 0 /* use for JFFS2 */
#define CFG_JFFS2_NUM_BANKS 1 /* ! second bank contains u-boot */
/*-----------------------------------------------------------------------
* Environment Variable setup
*/
#define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */
#define CFG_ENV_OFFSET 0x000 /* environment starts at the beginning of the EEPROM */
#define CFG_ENV_SIZE 0x800 /* 2048 bytes may be used for env vars*/
/* total size of a CAT24WC16 is 2048 bytes */
#define CFG_NVRAM_BASE_ADDR 0xF0000500 /* NVRAM base address */
#define CFG_NVRAM_SIZE 242 /* NVRAM size */
/*-----------------------------------------------------------------------
* I2C EEPROM (CAT24WC16) for environment
*/
#define CONFIG_HARD_I2C /* I2c with hardware support */
#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
#define CFG_I2C_SLAVE 0x7F
#define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */
#define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
/* mask of address bits that overflow into the "EEPROM chip address" */
#define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07
#define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */
/* 16 byte page write mode using*/
/* last 4 bits of the address */
#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
#define CFG_EEPROM_PAGE_WRITE_ENABLE
/*-----------------------------------------------------------------------
* Cache Configuration
*/
#define CFG_DCACHE_SIZE 16384 /* For IBM 405 CPUs, older 405 ppc's */
/* have only 8kB, 16kB is save here */
#define CFG_CACHELINE_SIZE 32 /* ... */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
#endif
/*-----------------------------------------------------------------------
* External Bus Controller (EBC) Setup
*/
#define FLASH0_BA 0xFF000000 /* FLASH 0 Base Address */
#define FLASH1_BA 0xFE000000 /* FLASH 1 Base Address */
#define CAN_BA 0xF0000000 /* CAN Base Address */
#define RTC_BA 0xF0000500 /* RTC Base Address */
#define CF_BA 0xF0100000 /* CompactFlash Base Address */
/* Memory Bank 0 (Flash Bank 0) initialization */
#define CFG_EBC_PB0AP 0x92015480
#define CFG_EBC_PB0CR FLASH0_BA | 0x9A000 /* BAS=0xFF0,BS=16MB,BU=R/W,BW=16bit*/
/* Memory Bank 1 (Flash Bank 1) initialization */
#define CFG_EBC_PB1AP 0x92015480
#define CFG_EBC_PB1CR FLASH1_BA | 0x9A000 /* BAS=0xFE0,BS=16MB,BU=R/W,BW=16bit*/
/* Memory Bank 2 (CAN0, 1, RTC) initialization */
#define CFG_EBC_PB2AP 0x03000040 /* TWT=6,TH=0,CSN=0,OEN=0,WBN=0,WBF=0 */
#define CFG_EBC_PB2CR CAN_BA | 0x18000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
/* Memory Bank 3 (CompactFlash IDE, FPGA internal) initialization */
#define CFG_EBC_PB3AP 0x010059C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
#define CFG_EBC_PB3CR CF_BA | 0x1A000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=16bit */
/*-----------------------------------------------------------------------
* Definitions for initial stack pointer and data area (in data cache)
*/
/* use on chip memory ( OCM ) for temperary stack until sdram is tested */
#define CFG_TEMP_STACK_OCM 1
/* On Chip Memory location */
#define CFG_OCM_DATA_ADDR 0xF8000000
#define CFG_OCM_DATA_SIZE 0x1000
#define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */
#define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */
#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
/*
* Internal Definitions
*
* Boot Flags
*/
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM 0x02 /* Software reboot */
#endif /* __CONFIG_H */
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