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/*
* (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.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_EBONY.h - configuration for AMCC 440GP Ref (Ebony)
***********************************************************************/
#ifndef __CONFIG_H
#define __CONFIG_H
/*-----------------------------------------------------------------------
* High Level Configuration Options
*----------------------------------------------------------------------*/
#define CONFIG_EBONY 1 /* Board is ebony */
#define CONFIG_440GP 1 /* Specifc GP support */
#define CONFIG_440 1 /* ... PPC440 family */
#define CONFIG_4xx 1 /* ... PPC4xx family */
#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
#define CONFIG_SYS_CLK_FREQ 33333333 /* external freq to pll */
/*
* Include common defines/options for all AMCC eval boards
*/
#define CONFIG_HOSTNAME ebony
#include "amcc-common.h"
/*
* Define here the location of the environment variables (FLASH or NVRAM).
* Note: DENX encourages to use redundant environment in FLASH. NVRAM is only
* supported for backward compatibility.
*/
#if 1
#define CONFIG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
#else
#define CONFIG_ENV_IS_IN_NVRAM 1 /* use NVRAM for environment vars */
#endif
/*-----------------------------------------------------------------------
* Base addresses -- Note these are effective addresses where the
* actual resources get mapped (not physical addresses)
*----------------------------------------------------------------------*/
#define CFG_SDRAM_BASE 0x00000000 /* _must_ be 0 */
#define CFG_FLASH_BASE 0xff800000 /* start of FLASH */
#define CFG_PCI_MEMBASE 0x80000000 /* mapped pci memory */
#define CFG_PERIPHERAL_BASE 0xe0000000 /* internal peripherals */
#define CFG_ISRAM_BASE 0xc0000000 /* internal SRAM */
#define CFG_PCI_BASE 0xd0000000 /* internal PCI regs */
#define CFG_NVRAM_BASE_ADDR (CFG_PERIPHERAL_BASE + 0x08000000)
#define CFG_FPGA_BASE (CFG_PERIPHERAL_BASE + 0x08300000)
/*-----------------------------------------------------------------------
* Initial RAM & stack pointer (placed in internal SRAM)
*----------------------------------------------------------------------*/
#define CFG_INIT_RAM_ADDR CFG_ISRAM_BASE /* Initial RAM address */
#define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */
#define CFG_GBL_DATA_SIZE 128 /* 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
*----------------------------------------------------------------------*/
#undef CONFIG_SERIAL_SOFTWARE_FIFO
#define CFG_EXT_SERIAL_CLOCK (1843200 * 6) /* Ext clk @ 11.059 MHz */
/*-----------------------------------------------------------------------
* NVRAM/RTC
*
* NOTE: Upper 8 bytes of NVRAM is where the RTC registers are located.
* The DS1743 code assumes this condition (i.e. -- it assumes the base
* address for the RTC registers is:
*
* CFG_NVRAM_BASE_ADDR + CFG_NVRAM_SIZE
*
*----------------------------------------------------------------------*/
#define CFG_NVRAM_SIZE (0x2000 - 8) /* NVRAM size(8k)- RTC regs */
#define CONFIG_RTC_DS174x 1 /* DS1743 RTC */
#ifdef CONFIG_ENV_IS_IN_NVRAM
#define CFG_ENV_SIZE 0x1000 /* Size of Environment vars */
#define CFG_ENV_ADDR \
(CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE)
#endif /* CONFIG_ENV_IS_IN_NVRAM */
/*-----------------------------------------------------------------------
* FLASH related
*----------------------------------------------------------------------*/
#define CFG_MAX_FLASH_BANKS 3 /* number of banks */
#define CFG_MAX_FLASH_SECT 32 /* sectors per device */
#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_EMPTY_INFO /* print 'E' for empty sector on flinfo */
#define CFG_FLASH_ADDR0 0x5555
#define CFG_FLASH_ADDR1 0x2aaa
#define CFG_FLASH_WORD_SIZE unsigned char
#ifdef CONFIG_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 0x4000 /* 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 /* CONFIG_ENV_IS_IN_FLASH */
/*-----------------------------------------------------------------------
* DDR SDRAM
*----------------------------------------------------------------------*/
#define CONFIG_SPD_EEPROM 1 /* Use SPD EEPROM for setup */
#define SPD_EEPROM_ADDRESS {0x53,0x52} /* SPD i2c spd addresses */
#define CONFIG_PROG_SDRAM_TLB 1 /* setup SDRAM TLB's dynamically*/
/*-----------------------------------------------------------------------
* I2C
*----------------------------------------------------------------------*/
#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
#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
/*
* Default environment variables
*/
#define CONFIG_EXTRA_ENV_SETTINGS \
CONFIG_AMCC_DEF_ENV \
CONFIG_AMCC_DEF_ENV_POWERPC \
CONFIG_AMCC_DEF_ENV_PPC_OLD \
CONFIG_AMCC_DEF_ENV_NOR_UPD \
"kernel_addr=ff800000\0" \
"ramdisk_addr=ff810000\0" \
""
#define CONFIG_PHY_ADDR 8 /* PHY address */
#define CONFIG_HAS_ETH0
#define CONFIG_HAS_ETH1
#define CONFIG_PHY1_ADDR 9 /* EMAC1 PHY address */
/*
* Commands additional to the ones defined in amcc-common.h
*/
#define CONFIG_CMD_DATE
#define CONFIG_CMD_PCI
#define CONFIG_CMD_SDRAM
#define CONFIG_CMD_SNTP
/*-----------------------------------------------------------------------
* PCI stuff
*-----------------------------------------------------------------------
*/
/* General PCI */
#define CONFIG_PCI /* include pci support */
#define CONFIG_PCI_PNP /* do 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_TARGET_INIT /* let board init pci target */
#define CFG_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */
#define CFG_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */
#endif /* __CONFIG_H */
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