mirror of
https://github.com/AsahiLinux/u-boot
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204 lines
5.8 KiB
C
204 lines
5.8 KiB
C
/*
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* Configuation settings for the R5200 board
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*
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* (C) Copyright 2006 Lab X Technologies <zachary.landau@labxtechnologies.com>
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* Based on Motorola MC5272C3 board config
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* (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.de>
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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.h - configuration options, board specific
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*/
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#ifndef _R5200_H
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#define _R5200_H
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/*
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* High Level Configuration Options
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* (easy to change)
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*/
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#define CONFIG_MCF52x2 /* define processor family */
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#define CONFIG_M5271 /* define processor type */
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#define CONFIG_R5200 /* define board type */
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#define CONFIG_MCFTMR
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#define CONFIG_MCFUART
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#define CFG_UART_PORT (0)
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#define CONFIG_BAUDRATE 19200
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#define CFG_BAUDRATE_TABLE { 9600 , 19200 , 38400 , 57600, 115200 }
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#define CONFIG_WATCHDOG
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#define CONFIG_WATCHDOG_TIMEOUT 0xFFFF /* clock modulus */
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/* Configuration for environment
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* Environment is embedded in u-boot in the second sector of the flash
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*/
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#ifndef CONFIG_MONITOR_IS_IN_RAM
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#define CFG_ENV_OFFSET 0x20000
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#define CFG_ENV_SECT_SIZE 0x20000
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#define CFG_ENV_IS_IN_FLASH 1
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#define CFG_ENV_IS_EMBEDDED 1
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#else
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#define CFG_ENV_ADDR 0xf0020000
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#define CFG_ENV_SECT_SIZE 0x2000
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#define CFG_ENV_IS_IN_FLASH 1
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#endif
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_BOOTFILESIZE
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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/*
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* Command line configuration.
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*/
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#include <config_cmd_default.h>
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_NET
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#undef CONFIG_CMD_LOADS
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#undef CONFIG_CMD_LOADB
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#define CONFIG_MCFFEC
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#ifdef CONFIG_MCFFEC
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# define CONFIG_NET_MULTI 1
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# define CONFIG_MII 1
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# define CFG_DISCOVER_PHY
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# define CFG_RX_ETH_BUFFER 8
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# define CFG_FAULT_ECHO_LINK_DOWN
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# define CFG_FEC0_PINMUX 0
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# define CFG_FEC0_MIIBASE CFG_FEC0_IOBASE
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# define MCFFEC_TOUT_LOOP 50000
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/* If CFG_DISCOVER_PHY is not defined - hardcoded */
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# ifndef CFG_DISCOVER_PHY
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# define FECDUPLEX FULL
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# define FECSPEED _100BASET
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# else
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# ifndef CFG_FAULT_ECHO_LINK_DOWN
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# define CFG_FAULT_ECHO_LINK_DOWN
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# endif
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# endif /* CFG_DISCOVER_PHY */
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#endif
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/* Note: We only copy one sectors worth of application code from location
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* 10200000 for speed purposes. Increase the size if necessary */
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#define CONFIG_BOOTCOMMAND "cp.b 10200000 0 20000; go 400"
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#define CONFIG_BOOTDELAY 1
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#define CFG_PROMPT "u-boot> "
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#define CFG_LONGHELP /* undef to save memory */
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#if defined(CONFIG_CMD_KGDB)
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#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
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#else
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#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
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#endif
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#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
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#define CFG_MAXARGS 16 /* max number of command args */
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#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
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#define CFG_LOAD_ADDR 0x00002000
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#define CFG_MEMTEST_START 0x400
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#define CFG_MEMTEST_END 0x380000
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#define CFG_HZ 1000000
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#define CFG_CLK 100000000
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/*
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* Low Level Configuration Settings
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* (address mappings, register initial values, etc.)
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* You should know what you are doing if you make changes here.
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*/
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#define CFG_MBAR 0x40000000 /* Register Base Addrs */
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#define CFG_ENET_BD_BASE 0x480000
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/*-----------------------------------------------------------------------
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* Definitions for initial stack pointer and data area (in DPRAM)
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*/
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#define CFG_INIT_RAM_ADDR 0x20000000
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#define CFG_INIT_RAM_END 0x1000 /* End of used area in internal SRAM */
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#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
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#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
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#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
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/*-----------------------------------------------------------------------
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* Start addresses for the final memory configuration
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* (Set up by the startup code)
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* Please note that CFG_SDRAM_BASE _must_ start at 0
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*/
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#define CFG_SDRAM_BASE 0x00000000
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#define CFG_SDRAM_SIZE 8 /* SDRAM size in MB */
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#define CFG_FLASH_BASE 0x10000000
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#ifdef CONFIG_MONITOR_IS_IN_RAM
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#define CFG_MONITOR_BASE 0x20000
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#else
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#define CFG_MONITOR_BASE (CFG_FLASH_BASE + 0x400)
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#endif
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#define CFG_MONITOR_LEN 0x20001
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#define CFG_MALLOC_LEN (256 << 10)
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#define CFG_BOOTPARAMS_LEN 64*1024
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/*
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* For booting Linux, the board info and command line data
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* have to be in the first 8 MB of memory, since this is
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* the maximum mapped by the Linux kernel during initialization ??
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*/
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#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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/*-----------------------------------------------------------------------
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* FLASH organization
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*/
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#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
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#define CFG_MAX_FLASH_SECT 1024 /* max number of sectors on one chip */
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#define CFG_FLASH_ERASE_TOUT 1000
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#define CFG_FLASH_CFI 1
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#define CFG_FLASH_CFI_DRIVER 1
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#define CFG_FLASH_SIZE 0x800000
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/*-----------------------------------------------------------------------
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* Cache Configuration
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*/
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#define CFG_CACHELINE_SIZE 16
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/*-----------------------------------------------------------------------
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* Memory bank definitions
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*/
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/*-----------------------------------------------------------------------
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* Port configuration
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*/
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#define CFG_FECI2C 0xF0
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#endif /* _R5200_H */
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