mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-21 01:18:52 +09:00
356 lines
10 KiB
C
356 lines
10 KiB
C
![]() |
/*
|
||
|
* Configuation settings for the Sentec Cobra Board.
|
||
|
*
|
||
|
* (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.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
|
||
|
*/
|
||
|
|
||
|
/* ---
|
||
|
* Version: U-boot 1.0.0 - initial release for Sentec COBRA5272 board
|
||
|
* Date: 2004-03-29
|
||
|
* Author: Florian Schlote
|
||
|
*
|
||
|
* For a description of configuration options please refer also to the
|
||
|
* general u-boot-1.x.x/README file
|
||
|
* ---
|
||
|
*/
|
||
|
|
||
|
/* ---
|
||
|
* board/config.h - configuration options, board specific
|
||
|
* ---
|
||
|
*/
|
||
|
|
||
|
#ifndef _CONFIG_COBRA5272_H
|
||
|
#define _CONFIG_COBRA5272_H
|
||
|
|
||
|
/* ---
|
||
|
* Define processor
|
||
|
* possible values for Sentec board: only Coldfire M5272 processor supported
|
||
|
* (please do not change)
|
||
|
* ---
|
||
|
*/
|
||
|
|
||
|
#define CONFIG_MCF52x2 /* define processor family */
|
||
|
#define CONFIG_M5272 /* define processor type */
|
||
|
|
||
|
/* ---
|
||
|
* Defines processor clock - important for correct timings concerning serial
|
||
|
* interface etc.
|
||
|
* CFG_HZ gives unit: 1000 -> 1 Hz ^= 1000 ms
|
||
|
* ---
|
||
|
*/
|
||
|
|
||
|
#define CFG_HZ 1000
|
||
|
#define CFG_CLK 66000000
|
||
|
#define CFG_SDRAM_SIZE 16 /* SDRAM size in MB */
|
||
|
|
||
|
/* ---
|
||
|
* Enable use of Ethernet
|
||
|
* ---
|
||
|
*/
|
||
|
|
||
|
#define FEC_ENET
|
||
|
|
||
|
/* ---
|
||
|
* Define baudrate for UART1 (console output, tftp, ...)
|
||
|
* default value of CONFIG_BAUDRATE for Sentec board: 19200 baud
|
||
|
* CFG_BAUDRATE_TABLE defines values that can be selected in u-boot command
|
||
|
* interface
|
||
|
* ---
|
||
|
*/
|
||
|
|
||
|
#define CONFIG_BAUDRATE 19200
|
||
|
#define CFG_BAUDRATE_TABLE { 9600 , 19200 , 38400 , 57600, 115200 }
|
||
|
|
||
|
/* ---
|
||
|
* set "#if 0" to "#if 1" if (Hardware)-WATCHDOG should be enabled & change
|
||
|
* timeout acc. to your needs
|
||
|
* #define CONFIG_WATCHDOG_TIMEOUT x , x is timeout in milliseconds, e. g. 10000
|
||
|
* for 10 sec
|
||
|
* ---
|
||
|
*/
|
||
|
|
||
|
#if 0
|
||
|
#define CONFIG_WATCHDOG
|
||
|
#define CONFIG_WATCHDOG_TIMEOUT 10000 /* timeout in milliseconds */
|
||
|
#endif
|
||
|
|
||
|
/* ---
|
||
|
* CONFIG_MONITOR_IS_IN_RAM defines if u-boot is started from a different
|
||
|
* bootloader residing in flash ('chainloading'); if you want to use
|
||
|
* chainloading or want to compile a u-boot binary that can be loaded into
|
||
|
* RAM via BDM set
|
||
|
* "#if 0" to "#if 1"
|
||
|
* You will need a first stage bootloader then, e. g. colilo or a working BDM
|
||
|
* cable (Background Debug Mode)
|
||
|
*
|
||
|
* Setting #if 0: u-boot will start from flash and relocate itself to RAM
|
||
|
*
|
||
|
* Please do not forget to modify the setting of TEXT_BASE
|
||
|
* in board/cobra5272/config.mk accordingly (#if 0: 0xffe00000; #if 1: 0x20000)
|
||
|
*
|
||
|
* ---
|
||
|
*/
|
||
|
|
||
|
#if 0
|
||
|
#define CONFIG_MONITOR_IS_IN_RAM /* monitor is started from a preloader */
|
||
|
#endif
|
||
|
|
||
|
/* ---
|
||
|
* Configuration for environment
|
||
|
* Environment is embedded in u-boot in the second sector of the flash
|
||
|
* ---
|
||
|
*/
|
||
|
|
||
|
#ifndef CONFIG_MONITOR_IS_IN_RAM
|
||
|
#define CFG_ENV_OFFSET 0x4000
|
||
|
#define CFG_ENV_SECT_SIZE 0x2000
|
||
|
#define CFG_ENV_IS_IN_FLASH 1
|
||
|
#define CFG_ENV_IS_EMBEDDED 1
|
||
|
#else
|
||
|
#define CFG_ENV_ADDR 0xffe04000
|
||
|
#define CFG_ENV_SECT_SIZE 0x2000
|
||
|
#define CFG_ENV_IS_IN_FLASH 1
|
||
|
#endif
|
||
|
|
||
|
/* ---
|
||
|
* Define which commmands should be available at u-boot command prompt
|
||
|
* ---
|
||
|
*/
|
||
|
|
||
|
#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | CFG_CMD_PING & ~(CFG_CMD_LOADS | \
|
||
|
CFG_CMD_LOADB) | CFG_CMD_MII)
|
||
|
|
||
|
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
|
||
|
#include <cmd_confdefs.h>
|
||
|
|
||
|
/*
|
||
|
*-----------------------------------------------------------------------------
|
||
|
* Define user parameters that have to be customized most likely
|
||
|
*-----------------------------------------------------------------------------
|
||
|
*/
|
||
|
|
||
|
/*AUTOBOOT settings - booting images automatically by u-boot after power on*/
|
||
|
|
||
|
#define CONFIG_BOOTDELAY 5 /* used for autoboot, delay in
|
||
|
seconds u-boot will wait before starting defined (auto-)boot command, setting
|
||
|
to -1 disables delay, setting to 0 will too prevent access to u-boot command
|
||
|
interface: u-boot then has to reflashed */
|
||
|
|
||
|
|
||
|
/* The following settings will be contained in the environment block ; if you
|
||
|
want to use a neutral environment all those settings can be manually set in
|
||
|
u-boot: 'set' command */
|
||
|
|
||
|
#if 0
|
||
|
|
||
|
#define CONFIG_BOOTCOMMAND "bootm 0xffe80000" /*Autoboto command, please
|
||
|
enter a valid image address in flash */
|
||
|
|
||
|
#define CONFIG_BOOTARGS " " /* default bootargs that are
|
||
|
considered during boot */
|
||
|
|
||
|
/* User network settings */
|
||
|
|
||
|
#define CONFIG_ETHADDR 00:00:00:00:00:09 /* default ethernet MAC addr. */
|
||
|
#define CONFIG_IPADDR 192.168.100.2 /* default board IP address */
|
||
|
#define CONFIG_SERVERIP 192.168.100.1 /* default tftp server IP address */
|
||
|
|
||
|
#endif
|
||
|
|
||
|
#define CFG_PROMPT "COBRA > " /* Layout of u-boot prompt*/
|
||
|
|
||
|
#define CFG_LOAD_ADDR 0x20000 /*Defines default RAM address
|
||
|
from which user programs will be started */
|
||
|
|
||
|
/*---*/
|
||
|
|
||
|
#define CFG_LONGHELP /* undef to save memory */
|
||
|
|
||
|
#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 */
|
||
|
|
||
|
/*
|
||
|
*-----------------------------------------------------------------------------
|
||
|
* End of user parameters to be customized
|
||
|
*-----------------------------------------------------------------------------
|
||
|
*/
|
||
|
|
||
|
/* ---
|
||
|
* Defines memory range for test
|
||
|
* ---
|
||
|
*/
|
||
|
|
||
|
#define CFG_MEMTEST_START 0x400
|
||
|
#define CFG_MEMTEST_END 0x380000
|
||
|
|
||
|
/* ---
|
||
|
* Low Level Configuration Settings
|
||
|
* (address mappings, register initial values, etc.)
|
||
|
* You should know what you are doing if you make changes here.
|
||
|
* ---
|
||
|
*/
|
||
|
|
||
|
/* ---
|
||
|
* Base register address
|
||
|
* ---
|
||
|
*/
|
||
|
|
||
|
#define CFG_MBAR 0x10000000 /* Register Base Addrs */
|
||
|
|
||
|
/* ---
|
||
|
* System Conf. Reg. & System Protection Reg.
|
||
|
* ---
|
||
|
*/
|
||
|
|
||
|
#define CFG_SCR 0x0003;
|
||
|
#define CFG_SPR 0xffff;
|
||
|
|
||
|
/* ---
|
||
|
* Ethernet settings
|
||
|
* ---
|
||
|
*/
|
||
|
|
||
|
#define CFG_DISCOVER_PHY
|
||
|
#define CFG_ENET_BD_BASE 0x780000
|
||
|
|
||
|
/*-----------------------------------------------------------------------
|
||
|
* Definitions for initial stack pointer and data area (in internal SRAM)
|
||
|
*/
|
||
|
#define CFG_INIT_RAM_ADDR 0x20000000
|
||
|
#define CFG_INIT_RAM_END 0x1000 /* End of used area in internal SRAM */
|
||
|
#define CFG_GBL_DATA_SIZE 64 /* 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
|
||
|
|
||
|
/*-----------------------------------------------------------------------
|
||
|
* 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
|
||
|
|
||
|
/*
|
||
|
*-------------------------------------------------------------------------
|
||
|
* RAM SIZE (is defined above)
|
||
|
*-----------------------------------------------------------------------
|
||
|
*/
|
||
|
|
||
|
/* #define CFG_SDRAM_SIZE 16 */
|
||
|
|
||
|
/*
|
||
|
*-----------------------------------------------------------------------
|
||
|
*/
|
||
|
|
||
|
#define CFG_FLASH_BASE 0xffe00000
|
||
|
|
||
|
#ifdef CONFIG_MONITOR_IS_IN_RAM
|
||
|
#define CFG_MONITOR_BASE 0x20000
|
||
|
#else
|
||
|
#define CFG_MONITOR_BASE (CFG_FLASH_BASE + 0x400)
|
||
|
#endif
|
||
|
|
||
|
#define CFG_MONITOR_LEN 0x20000
|
||
|
#define CFG_MALLOC_LEN (256 << 10)
|
||
|
#define CFG_BOOTPARAMS_LEN 64*1024
|
||
|
|
||
|
/*
|
||
|
* 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_MAX_FLASH_BANKS 1 /* max number of memory banks */
|
||
|
#define CFG_MAX_FLASH_SECT 11 /* max number of sectors on one chip */
|
||
|
#define CFG_FLASH_ERASE_TOUT 1000 /* flash timeout */
|
||
|
|
||
|
/*-----------------------------------------------------------------------
|
||
|
* Cache Configuration
|
||
|
*/
|
||
|
#define CFG_CACHELINE_SIZE 16
|
||
|
|
||
|
/*-----------------------------------------------------------------------
|
||
|
* Memory bank definitions
|
||
|
*
|
||
|
* Please refer also to Motorola Coldfire user manual - Chapter XXX
|
||
|
* <http://e-www.motorola.com/files/dsp/doc/ref_manual/MCF5272UM.pdf>
|
||
|
*/
|
||
|
#define CFG_BR0_PRELIM 0xFFE00201
|
||
|
#define CFG_OR0_PRELIM 0xFFE00014
|
||
|
|
||
|
#define CFG_BR1_PRELIM 0
|
||
|
#define CFG_OR1_PRELIM 0
|
||
|
|
||
|
#define CFG_BR2_PRELIM 0
|
||
|
#define CFG_OR2_PRELIM 0
|
||
|
|
||
|
#define CFG_BR3_PRELIM 0
|
||
|
#define CFG_OR3_PRELIM 0
|
||
|
|
||
|
#define CFG_BR4_PRELIM 0
|
||
|
#define CFG_OR4_PRELIM 0
|
||
|
|
||
|
#define CFG_BR5_PRELIM 0
|
||
|
#define CFG_OR5_PRELIM 0
|
||
|
|
||
|
#define CFG_BR6_PRELIM 0
|
||
|
#define CFG_OR6_PRELIM 0
|
||
|
|
||
|
#define CFG_BR7_PRELIM 0x00000701
|
||
|
#define CFG_OR7_PRELIM 0xFF00007C
|
||
|
|
||
|
/*-----------------------------------------------------------------------
|
||
|
* LED config
|
||
|
*/
|
||
|
#define LED_STAT_0 0xffff /*all LEDs off*/
|
||
|
#define LED_STAT_1 0xfffe
|
||
|
#define LED_STAT_2 0xfffd
|
||
|
#define LED_STAT_3 0xfffb
|
||
|
#define LED_STAT_4 0xfff7
|
||
|
#define LED_STAT_5 0xffef
|
||
|
#define LED_STAT_6 0xffdf
|
||
|
#define LED_STAT_7 0xff00 /*all LEDs on*/
|
||
|
|
||
|
/*-----------------------------------------------------------------------
|
||
|
* Port configuration (GPIO)
|
||
|
*/
|
||
|
#define CFG_PACNT 0x00000000 /* PortA control reg.: All pins are external
|
||
|
GPIO*/
|
||
|
#define CFG_PADDR 0x00FF /* PortA direction reg.: PA7 to PA0 are outputs
|
||
|
(1^=output, 0^=input) */
|
||
|
#define CFG_PADAT LED_STAT_0 /* PortA value reg.: Turn all LED off */
|
||
|
#define CFG_PBCNT 0x55554155 /* PortB control reg.: Ethernet/UART
|
||
|
configuration */
|
||
|
#define CFG_PBDDR 0x0000 /* PortB direction: All pins configured as inputs */
|
||
|
#define CFG_PBDAT 0x0000 /* PortB value reg. */
|
||
|
#define CFG_PDCNT 0x00000000 /* PortD control reg. */
|
||
|
|
||
|
#endif /* _CONFIG_COBRA5272_H */
|