mirror of
https://github.com/AsahiLinux/u-boot
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190 lines
7.7 KiB
C
190 lines
7.7 KiB
C
/*
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* (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/************************************************************************
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* board/config_EBONY.h - configuration for AMCC 440GP Ref (Ebony)
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***********************************************************************/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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/*-----------------------------------------------------------------------
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* High Level Configuration Options
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*----------------------------------------------------------------------*/
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#define CONFIG_EBONY 1 /* Board is ebony */
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#define CONFIG_440GP 1 /* Specifc GP support */
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#define CONFIG_440 1 /* ... PPC440 family */
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#define CONFIG_4xx 1 /* ... PPC4xx family */
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#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
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#define CONFIG_SYS_CLK_FREQ 33333333 /* external freq to pll */
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/*
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* Include common defines/options for all AMCC eval boards
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*/
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#define CONFIG_HOSTNAME ebony
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#include "amcc-common.h"
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/*
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* Define here the location of the environment variables (FLASH or NVRAM).
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* Note: DENX encourages to use redundant environment in FLASH. NVRAM is only
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* supported for backward compatibility.
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*/
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#if 1
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#define CONFIG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
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#else
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#define CONFIG_ENV_IS_IN_NVRAM 1 /* use NVRAM for environment vars */
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#endif
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/*-----------------------------------------------------------------------
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* Base addresses -- Note these are effective addresses where the
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* actual resources get mapped (not physical addresses)
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*----------------------------------------------------------------------*/
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#define CONFIG_SYS_SDRAM_BASE 0x00000000 /* _must_ be 0 */
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#define CONFIG_SYS_FLASH_BASE 0xff800000 /* start of FLASH */
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#define CONFIG_SYS_PCI_MEMBASE 0x80000000 /* mapped pci memory */
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#define CONFIG_SYS_PERIPHERAL_BASE 0xe0000000 /* internal peripherals */
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#define CONFIG_SYS_ISRAM_BASE 0xc0000000 /* internal SRAM */
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#define CONFIG_SYS_PCI_BASE 0xd0000000 /* internal PCI regs */
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#define CONFIG_SYS_NVRAM_BASE_ADDR (CONFIG_SYS_PERIPHERAL_BASE + 0x08000000)
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#define CONFIG_SYS_FPGA_BASE (CONFIG_SYS_PERIPHERAL_BASE + 0x08300000)
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/*-----------------------------------------------------------------------
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* Initial RAM & stack pointer (placed in internal SRAM)
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*----------------------------------------------------------------------*/
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#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_ISRAM_BASE /* Initial RAM address */
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#define CONFIG_SYS_INIT_RAM_END 0x2000 /* End of used area in RAM */
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#define CONFIG_SYS_GBL_DATA_SIZE 128 /* num bytes initial data */
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#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
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#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
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/*-----------------------------------------------------------------------
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* Serial Port
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*----------------------------------------------------------------------*/
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#undef CONFIG_SERIAL_SOFTWARE_FIFO
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#define CONFIG_SYS_EXT_SERIAL_CLOCK (1843200 * 6) /* Ext clk @ 11.059 MHz */
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/*-----------------------------------------------------------------------
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* NVRAM/RTC
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*
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* NOTE: Upper 8 bytes of NVRAM is where the RTC registers are located.
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* The DS1743 code assumes this condition (i.e. -- it assumes the base
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* address for the RTC registers is:
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*
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* CONFIG_SYS_NVRAM_BASE_ADDR + CONFIG_SYS_NVRAM_SIZE
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*
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*----------------------------------------------------------------------*/
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#define CONFIG_SYS_NVRAM_SIZE (0x2000 - 8) /* NVRAM size(8k)- RTC regs */
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#define CONFIG_RTC_DS174x 1 /* DS1743 RTC */
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#ifdef CONFIG_ENV_IS_IN_NVRAM
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#define CONFIG_ENV_SIZE 0x1000 /* Size of Environment vars */
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#define CONFIG_ENV_ADDR \
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(CONFIG_SYS_NVRAM_BASE_ADDR+CONFIG_SYS_NVRAM_SIZE-CONFIG_ENV_SIZE)
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#endif /* CONFIG_ENV_IS_IN_NVRAM */
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/*-----------------------------------------------------------------------
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* FLASH related
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*----------------------------------------------------------------------*/
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#define CONFIG_SYS_MAX_FLASH_BANKS 3 /* number of banks */
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#define CONFIG_SYS_MAX_FLASH_SECT 32 /* sectors per device */
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#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
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#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
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#define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
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#define CONFIG_SYS_FLASH_ADDR0 0x5555
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#define CONFIG_SYS_FLASH_ADDR1 0x2aaa
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#define CONFIG_SYS_FLASH_WORD_SIZE unsigned char
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#ifdef CONFIG_ENV_IS_IN_FLASH
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#define CONFIG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */
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#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE-CONFIG_ENV_SECT_SIZE)
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#define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
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/* Address and size of Redundant Environment Sector */
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#define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR-CONFIG_ENV_SECT_SIZE)
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#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
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#endif /* CONFIG_ENV_IS_IN_FLASH */
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/*-----------------------------------------------------------------------
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* DDR SDRAM
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*----------------------------------------------------------------------*/
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#define CONFIG_SPD_EEPROM 1 /* Use SPD EEPROM for setup */
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#define SPD_EEPROM_ADDRESS {0x53,0x52} /* SPD i2c spd addresses */
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#define CONFIG_PROG_SDRAM_TLB 1 /* setup SDRAM TLB's dynamically*/
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/*-----------------------------------------------------------------------
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* I2C
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*----------------------------------------------------------------------*/
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#define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
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#define CONFIG_SYS_I2C_MULTI_EEPROMS
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#define CONFIG_SYS_I2C_EEPROM_ADDR (0xa8>>1)
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#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
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#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
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#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
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/*
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* Default environment variables
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*/
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#define CONFIG_EXTRA_ENV_SETTINGS \
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CONFIG_AMCC_DEF_ENV \
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CONFIG_AMCC_DEF_ENV_POWERPC \
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CONFIG_AMCC_DEF_ENV_PPC_OLD \
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CONFIG_AMCC_DEF_ENV_NOR_UPD \
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"kernel_addr=ff800000\0" \
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"ramdisk_addr=ff810000\0" \
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""
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#define CONFIG_PHY_ADDR 8 /* PHY address */
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#define CONFIG_HAS_ETH0
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#define CONFIG_HAS_ETH1
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#define CONFIG_PHY1_ADDR 9 /* EMAC1 PHY address */
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/*
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* Commands additional to the ones defined in amcc-common.h
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*/
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#define CONFIG_CMD_DATE
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#define CONFIG_CMD_PCI
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#define CONFIG_CMD_SDRAM
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#define CONFIG_CMD_SNTP
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/*-----------------------------------------------------------------------
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* PCI stuff
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*-----------------------------------------------------------------------
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*/
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/* General PCI */
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#define CONFIG_PCI /* include pci support */
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#define CONFIG_PCI_PNP /* do pci plug-and-play */
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#define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */
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#define CONFIG_SYS_PCI_TARGBASE 0x80000000 /* PCIaddr mapped to CONFIG_SYS_PCI_MEMBASE */
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/* Board-specific PCI */
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#define CONFIG_SYS_PCI_TARGET_INIT /* let board init pci target */
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#define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */
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#define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */
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#endif /* __CONFIG_H */
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