mirror of
https://github.com/AsahiLinux/u-boot
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619 lines
20 KiB
C
619 lines
20 KiB
C
/*
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* (C) Copyright 2001-2005
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* Wolfgang Denk, DENX Software Engineering, wd@denx.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 __CONFIG_H
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#define __CONFIG_H
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/* External logbuffer support */
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#define CONFIG_LOGBUFFER
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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_MPC823 1 /* This is a MPC823E CPU */
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#define CONFIG_LWMON 1 /* ...on a LWMON board */
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/* Default Ethernet MAC address */
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#define CONFIG_ETHADDR 00:11:B0:00:00:00
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/* The default Ethernet MAC address can be overwritten just once */
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#ifdef CONFIG_ETHADDR
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#define CONFIG_OVERWRITE_ETHADDR_ONCE 1
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#endif
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#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
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#define CONFIG_BOARD_POSTCLK_INIT 1 /* Call board_postclk_init */
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#define CONFIG_LCD 1 /* use LCD controller ... */
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#define CONFIG_HLD1045 1 /* ... with a HLD1045 display */
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#define CONFIG_LCD_LOGO 1 /* print our logo on the LCD */
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#define CONFIG_LCD_INFO 1 /* ... and some board info */
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#define CONFIG_SPLASH_SCREEN /* ... with splashscreen support*/
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#define CONFIG_SERIAL_MULTI 1
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#define CONFIG_8xx_CONS_SMC2 1 /* Console is on SMC2 */
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#define CONFIG_8xx_CONS_SCC2 1 /* Console is on SCC2 */
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#define CONFIG_BAUDRATE 115200 /* with watchdog >= 38400 needed */
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#define CONFIG_BOOTDELAY 1 /* autoboot after 1 second */
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#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
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/* pre-boot commands */
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#define CONFIG_PREBOOT "setenv bootdelay 15"
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#undef CONFIG_BOOTARGS
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/* POST support */
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#define CONFIG_POST (CFG_POST_CACHE | \
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CFG_POST_WATCHDOG | \
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CFG_POST_RTC | \
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CFG_POST_MEMORY | \
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CFG_POST_CPU | \
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CFG_POST_UART | \
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CFG_POST_ETHER | \
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CFG_POST_I2C | \
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CFG_POST_SPI | \
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CFG_POST_USB | \
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CFG_POST_SPR | \
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CFG_POST_SYSMON)
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/*
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* Keyboard commands:
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* # = 0x28 = ENTER : enable bootmessages on LCD
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* 2 = 0x3A+0x3C = F1 + F3 : enable update mode
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* 3 = 0x3C+0x3F = F3 + F6 : enable test mode
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*/
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#define CONFIG_BOOTCOMMAND "autoscr 40040000;saveenv"
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/* "gatewayip=10.8.211.250\0" \ */
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"kernel_addr=40080000\0" \
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"ramdisk_addr=40280000\0" \
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"netmask=255.255.192.0\0" \
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"serverip=10.8.2.101\0" \
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"ipaddr=10.8.57.0\0" \
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"magic_keys=#23\0" \
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"key_magic#=28\0" \
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"key_cmd#=setenv addfb setenv 'bootargs $bootargs console=tty0'\0" \
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"key_magic2=3A+3C\0" \
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"key_cmd2=echo *** Entering Update Mode ***;" \
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"if fatload ide 0:3 10000 update.scr;" \
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"then autoscr 10000;" \
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"else echo *** UPDATE FAILED ***;" \
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"fi\0" \
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"key_magic3=3C+3F\0" \
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"key_cmd3=echo *** Entering Test Mode ***;" \
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"setenv add_misc 'setenv bootargs $bootargs testmode'\0" \
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"nfsargs=setenv bootargs root=/dev/nfs rw nfsroot=$serverip:$rootpath\0" \
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"ramargs=setenv bootargs root=/dev/ram rw\0" \
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"addfb=setenv bootargs $bootargs console=ttyS1,$baudrate\0" \
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"addip=setenv bootargs $bootargs " \
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"ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname::off " \
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"panic=1\0" \
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"add_wdt=setenv bootargs $bootargs $wdt_args\0" \
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"add_misc=setenv bootargs $bootargs runmode\0" \
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"flash_nfs=run nfsargs addip add_wdt addfb add_misc;" \
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"bootm $kernel_addr\0" \
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"flash_self=run ramargs addip add_wdt addfb add_misc;" \
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"bootm $kernel_addr $ramdisk_addr\0" \
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"net_nfs=tftp 100000 /tftpboot/uImage.lwmon;" \
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"run nfsargs addip add_wdt addfb;bootm\0" \
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"rootpath=/opt/eldk/ppc_8xx\0" \
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"load=tftp 100000 /tftpboot/u-boot.bin\0" \
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"update=protect off 1:0;era 1:0;cp.b 100000 40000000 $filesize\0" \
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"wdt_args=wdt_8xx=off\0" \
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"verify=no"
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#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
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#undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
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#define CONFIG_WATCHDOG 1 /* watchdog enabled */
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#define CFG_WATCHDOG_FREQ (CFG_HZ / 20)
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#undef CONFIG_STATUS_LED /* Status LED disabled */
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/* enable I2C and select the hardware/software driver */
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#undef CONFIG_HARD_I2C /* I2C with hardware support */
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#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
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#define CFG_I2C_SPEED 93000 /* 93 kHz is supposed to work */
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#define CFG_I2C_SLAVE 0xFE
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#ifdef CONFIG_SOFT_I2C
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/*
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* Software (bit-bang) I2C driver configuration
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*/
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#define PB_SCL 0x00000020 /* PB 26 */
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#define PB_SDA 0x00000010 /* PB 27 */
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#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
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#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
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#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
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#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
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#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
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else immr->im_cpm.cp_pbdat &= ~PB_SDA
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#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
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else immr->im_cpm.cp_pbdat &= ~PB_SCL
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#define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */
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#endif /* CONFIG_SOFT_I2C */
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#define CONFIG_RTC_PCF8563 /* use Philips PCF8563 RTC */
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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_ASKENV
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#define CONFIG_CMD_BMP
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#define CONFIG_CMD_BSP
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#define CONFIG_CMD_DATE
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_EEPROM
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#define CONFIG_CMD_FAT
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#define CONFIG_CMD_I2C
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#define CONFIG_CMD_IDE
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#define CONFIG_CMD_NFS
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#define CONFIG_CMD_SNTP
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#ifdef CONFIG_POST
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#define CONFIG_CMD_DIAG
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#endif
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#define CONFIG_MAC_PARTITION
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#define CONFIG_DOS_PARTITION
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_SUBNETMASK
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_BOOTFILESIZE
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/*
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* Miscellaneous configurable options
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*/
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#define CFG_LONGHELP /* undef to save memory */
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#define CFG_PROMPT "=> " /* Monitor Command Prompt */
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#define CFG_HUSH_PARSER 1 /* use "hush" command parser */
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#ifdef CFG_HUSH_PARSER
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#define CFG_PROMPT_HUSH_PS2 "> "
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#endif
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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_MEMTEST_START 0x00100000 /* memtest works on */
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#define CFG_MEMTEST_END 0x00F00000 /* 1 ... 15MB in DRAM */
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#define CFG_LOAD_ADDR 0x00100000 /* default load address */
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#define CFG_PIO_MODE 0 /* IDE interface in PIO Mode 0 */
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#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
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/*
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* When the watchdog is enabled, output must be fast enough in Linux.
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*/
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#ifdef CONFIG_WATCHDOG
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#define CFG_BAUDRATE_TABLE { 38400, 57600, 115200 }
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#else
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#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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#endif
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/*----------------------------------------------------------------------*/
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#define CONFIG_MODEM_SUPPORT 1 /* enable modem initialization stuff */
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#undef CONFIG_MODEM_SUPPORT_DEBUG
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#define CONFIG_MODEM_KEY_MAGIC "3C+3D" /* press F3 + F4 keys to enable modem */
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#define CONFIG_POST_KEY_MAGIC "3C+3E" /* press F3 + F5 keys to force POST */
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#if 0
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#define CONFIG_AUTOBOOT_KEYED /* Enable "password" protection */
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#define CONFIG_AUTOBOOT_PROMPT "\nEnter password - autoboot in %d sec...\n"
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#define CONFIG_AUTOBOOT_DELAY_STR " " /* "password" */
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#endif
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/*----------------------------------------------------------------------*/
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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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/*-----------------------------------------------------------------------
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* Internal Memory Mapped Register
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*/
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#define CFG_IMMR 0xFFF00000
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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 CFG_IMMR
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#define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
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#define CFG_GBL_DATA_SIZE 68 /* 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_FLASH_BASE 0x40000000
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#if defined(DEBUG) || defined(CONFIG_CMD_IDE)
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#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
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#else
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#define CFG_MONITOR_LEN (128 << 10) /* Reserve 128 kB for Monitor */
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#endif
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#define CFG_MONITOR_BASE CFG_FLASH_BASE
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#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
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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 2 /* max number of memory banks */
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#define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
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#define CFG_FLASH_ERASE_TOUT 180000 /* Timeout for Flash Erase (in ms) */
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#define CFG_FLASH_WRITE_TOUT 600 /* Timeout for Flash Write (in ms) */
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#define CFG_FLASH_USE_BUFFER_WRITE
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#define CFG_FLASH_BUFFER_WRITE_TOUT 2048 /* Timeout for Flash Buffer Write (in ms) */
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/* Buffer size.
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We have two flash devices connected in parallel.
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Each device incorporates a Write Buffer of 32 bytes.
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*/
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#define CFG_FLASH_BUFFER_SIZE (2*32)
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/* Put environment in flash which is much faster to boot than using the EEPROM */
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#define CFG_ENV_IS_IN_FLASH 1
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#define CFG_ENV_ADDR 0x40040000 /* Address of Environment Sector */
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#define CFG_ENV_SIZE 0x2000 /* Total Size of Environment */
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#define CFG_ENV_SECT_SIZE 0x40000 /* we have BIG sectors only :-( */
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/*-----------------------------------------------------------------------
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* I2C/EEPROM Configuration
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*/
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#define CFG_I2C_AUDIO_ADDR 0x28 /* Audio volume control */
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#define CFG_I2C_SYSMON_ADDR 0x2E /* LM87 System Monitor */
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#define CFG_I2C_RTC_ADDR 0x51 /* PCF8563 RTC */
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#define CFG_I2C_POWER_A_ADDR 0x52 /* PCMCIA/USB power switch, channel A */
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#define CFG_I2C_POWER_B_ADDR 0x53 /* PCMCIA/USB power switch, channel B */
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#define CFG_I2C_KEYBD_ADDR 0x56 /* PIC LWE keyboard */
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#define CFG_I2C_PICIO_ADDR 0x57 /* PIC IO Expander */
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#undef CONFIG_USE_FRAM /* Use FRAM instead of EEPROM */
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#ifdef CONFIG_USE_FRAM /* use FRAM */
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#define CFG_I2C_EEPROM_ADDR 0x55 /* FRAM FM24CL64 */
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#define CFG_I2C_EEPROM_ADDR_LEN 2
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#else /* use EEPROM */
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#define CFG_I2C_EEPROM_ADDR 0x58 /* EEPROM AT24C164 */
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#define CFG_I2C_EEPROM_ADDR_LEN 1
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#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* takes up to 10 msec */
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#endif /* CONFIG_USE_FRAM */
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#define CFG_EEPROM_PAGE_WRITE_BITS 4
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/* List of I2C addresses to be verified by POST */
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#ifdef CONFIG_USE_FRAM
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#define I2C_ADDR_LIST { /* CFG_I2C_AUDIO_ADDR, */ \
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CFG_I2C_SYSMON_ADDR, \
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CFG_I2C_RTC_ADDR, \
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CFG_I2C_POWER_A_ADDR, \
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CFG_I2C_POWER_B_ADDR, \
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CFG_I2C_KEYBD_ADDR, \
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CFG_I2C_PICIO_ADDR, \
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CFG_I2C_EEPROM_ADDR, \
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}
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#else /* Use EEPROM - which show up on 8 consequtive addresses */
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#define I2C_ADDR_LIST { /* CFG_I2C_AUDIO_ADDR, */ \
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CFG_I2C_SYSMON_ADDR, \
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CFG_I2C_RTC_ADDR, \
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CFG_I2C_POWER_A_ADDR, \
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CFG_I2C_POWER_B_ADDR, \
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CFG_I2C_KEYBD_ADDR, \
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CFG_I2C_PICIO_ADDR, \
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CFG_I2C_EEPROM_ADDR+0, \
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CFG_I2C_EEPROM_ADDR+1, \
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CFG_I2C_EEPROM_ADDR+2, \
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CFG_I2C_EEPROM_ADDR+3, \
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CFG_I2C_EEPROM_ADDR+4, \
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CFG_I2C_EEPROM_ADDR+5, \
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CFG_I2C_EEPROM_ADDR+6, \
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CFG_I2C_EEPROM_ADDR+7, \
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}
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#endif /* CONFIG_USE_FRAM */
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/*-----------------------------------------------------------------------
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* Cache Configuration
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*/
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#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
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#if defined(CONFIG_CMD_KGDB)
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#define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
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#endif
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/*-----------------------------------------------------------------------
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* SYPCR - System Protection Control 11-9
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* SYPCR can only be written once after reset!
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*-----------------------------------------------------------------------
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* Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
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*/
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#if 0 && defined(CONFIG_WATCHDOG) /* LWMON uses external MAX706TESA WD */
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#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
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SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
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#else
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#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
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#endif
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/*-----------------------------------------------------------------------
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* SIUMCR - SIU Module Configuration 11-6
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*-----------------------------------------------------------------------
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* PCMCIA config., multi-function pin tri-state
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*/
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/* EARB, DBGC and DBPC are initialised by the HCW */
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/* => 0x000000C0 */
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#define CFG_SIUMCR (SIUMCR_GB5E)
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/*#define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01) */
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/*-----------------------------------------------------------------------
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* TBSCR - Time Base Status and Control 11-26
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*-----------------------------------------------------------------------
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* Clear Reference Interrupt Status, Timebase freezing enabled
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*/
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#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
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/*-----------------------------------------------------------------------
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* PISCR - Periodic Interrupt Status and Control 11-31
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*-----------------------------------------------------------------------
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* Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
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*/
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#define CFG_PISCR (PISCR_PS | PISCR_PITF)
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/*-----------------------------------------------------------------------
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* PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
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*-----------------------------------------------------------------------
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* Reset PLL lock status sticky bit, timer expired status bit and timer
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* interrupt status bit, set PLL multiplication factor !
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*/
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/* 0x00405000 */
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#define CFG_PLPRCR_MF 4 /* (4+1) * 13.2 = 66 MHz Clock */
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#define CFG_PLPRCR \
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( (CFG_PLPRCR_MF << PLPRCR_MF_SHIFT) | \
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PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST | \
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/*PLPRCR_CSRC|*/ PLPRCR_LPM_NORMAL | \
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PLPRCR_CSR /*| PLPRCR_LOLRE|PLPRCR_FIOPD*/ \
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)
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#define CONFIG_8xx_GCLK_FREQ ((CFG_PLPRCR_MF+1)*13200000)
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/*-----------------------------------------------------------------------
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* SCCR - System Clock and reset Control Register 15-27
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*-----------------------------------------------------------------------
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* Set clock output, timebase and RTC source and divider,
|
|
* power management and some other internal clocks
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|
*/
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|
#define SCCR_MASK SCCR_EBDF11
|
|
/* 0x01800000 */
|
|
#define CFG_SCCR (SCCR_COM00 | /*SCCR_TBS|*/ \
|
|
SCCR_RTDIV | SCCR_RTSEL | \
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|
/*SCCR_CRQEN|*/ /*SCCR_PRQEN|*/ \
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|
SCCR_EBDF00 | SCCR_DFSYNC00 | \
|
|
SCCR_DFBRG00 | SCCR_DFNL000 | \
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|
SCCR_DFNH000 | SCCR_DFLCD100 | \
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|
SCCR_DFALCD01)
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* RTCSC - Real-Time Clock Status and Control Register 11-27
|
|
*-----------------------------------------------------------------------
|
|
*/
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|
/* 0x00C3 => 0x0003 */
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|
#define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
|
|
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* RCCR - RISC Controller Configuration Register 19-4
|
|
*-----------------------------------------------------------------------
|
|
*/
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|
#define CFG_RCCR 0x0000
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* RMDS - RISC Microcode Development Support Control Register
|
|
*-----------------------------------------------------------------------
|
|
*/
|
|
#define CFG_RMDS 0
|
|
|
|
/*-----------------------------------------------------------------------
|
|
*
|
|
* Interrupt Levels
|
|
*-----------------------------------------------------------------------
|
|
*/
|
|
#define CFG_CPM_INTERRUPT 13 /* SIU_LEVEL6 */
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* PCMCIA stuff
|
|
*-----------------------------------------------------------------------
|
|
*
|
|
*/
|
|
#define CFG_PCMCIA_MEM_ADDR (0x50000000)
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|
#define CFG_PCMCIA_MEM_SIZE ( 64 << 20 )
|
|
#define CFG_PCMCIA_DMA_ADDR (0x54000000)
|
|
#define CFG_PCMCIA_DMA_SIZE ( 64 << 20 )
|
|
#define CFG_PCMCIA_ATTRB_ADDR (0x58000000)
|
|
#define CFG_PCMCIA_ATTRB_SIZE ( 64 << 20 )
|
|
#define CFG_PCMCIA_IO_ADDR (0x5C000000)
|
|
#define CFG_PCMCIA_IO_SIZE ( 64 << 20 )
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
|
|
*-----------------------------------------------------------------------
|
|
*/
|
|
|
|
#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
|
|
|
|
#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
|
|
#undef CONFIG_IDE_LED /* LED for ide not supported */
|
|
#undef CONFIG_IDE_RESET /* reset for ide not supported */
|
|
|
|
#define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */
|
|
#define CFG_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
|
|
|
|
#define CFG_ATA_IDE0_OFFSET 0x0000
|
|
|
|
#define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR
|
|
|
|
/* Offset for data I/O */
|
|
#define CFG_ATA_DATA_OFFSET (CFG_PCMCIA_MEM_SIZE + 0x320)
|
|
|
|
/* Offset for normal register accesses */
|
|
#define CFG_ATA_REG_OFFSET (2 * CFG_PCMCIA_MEM_SIZE + 0x320)
|
|
|
|
/* Offset for alternate registers */
|
|
#define CFG_ATA_ALT_OFFSET 0x0100
|
|
|
|
#define CONFIG_SUPPORT_VFAT /* enable VFAT support */
|
|
|
|
/*-----------------------------------------------------------------------
|
|
*
|
|
*-----------------------------------------------------------------------
|
|
*
|
|
*/
|
|
#define CFG_DER 0
|
|
|
|
/*
|
|
* Init Memory Controller:
|
|
*
|
|
* BR0/1 and OR0/1 (FLASH) - second Flash bank optional
|
|
*/
|
|
|
|
#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
|
|
#define FLASH_BASE1_PRELIM 0x41000000 /* FLASH bank #1 */
|
|
|
|
/* used to re-map FLASH:
|
|
* restrict access enough to keep SRAM working (if any)
|
|
* but not too much to meddle with FLASH accesses
|
|
*/
|
|
#define CFG_REMAP_OR_AM 0xFF000000 /* OR addr mask */
|
|
#define CFG_PRELIM_OR_AM 0xFF000000 /* OR addr mask */
|
|
|
|
/* FLASH timing: ACS = 00, TRLX = 0, CSNT = 1, SCY = 8, EHTR = 0 */
|
|
#define CFG_OR_TIMING_FLASH (OR_SCY_8_CLK)
|
|
|
|
#define CFG_OR0_REMAP ( CFG_REMAP_OR_AM | OR_CSNT_SAM | OR_ACS_DIV1 | OR_BI | \
|
|
CFG_OR_TIMING_FLASH)
|
|
#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | OR_ACS_DIV1 | OR_BI | \
|
|
CFG_OR_TIMING_FLASH)
|
|
/* 16 bit, bank valid */
|
|
#define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_32 | BR_V )
|
|
|
|
#define CFG_OR1_REMAP CFG_OR0_REMAP
|
|
#define CFG_OR1_PRELIM CFG_OR0_PRELIM
|
|
#define CFG_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_PS_32 | BR_V )
|
|
|
|
/*
|
|
* BR3/OR3: SDRAM
|
|
*
|
|
* Multiplexed addresses, GPL5 output to GPL5_A (don't care)
|
|
*/
|
|
#define SDRAM_BASE3_PRELIM 0x00000000 /* SDRAM bank */
|
|
#define SDRAM_PRELIM_OR_AM 0xF0000000 /* map 256 MB (>SDRAM_MAX_SIZE!) */
|
|
#define SDRAM_TIMING OR_SCY_0_CLK /* SDRAM-Timing */
|
|
|
|
#define SDRAM_MAX_SIZE 0x08000000 /* max 128 MB SDRAM */
|
|
|
|
#define CFG_OR3_PRELIM (SDRAM_PRELIM_OR_AM | OR_CSNT_SAM | OR_G5LS | SDRAM_TIMING )
|
|
#define CFG_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
|
|
|
|
/*
|
|
* BR5/OR5: Touch Panel
|
|
*
|
|
* AM=0xFFC00 ATM=0 CSNT/SAM=0 ACS/G5LA/G5LS=3 BIH=1 SCY=0 SETA=0 TRLX=0 EHTR=0
|
|
*/
|
|
#define TOUCHPNL_BASE 0x20000000
|
|
#define TOUCHPNL_OR_AM 0xFFFF8000
|
|
#define TOUCHPNL_TIMING OR_SCY_0_CLK
|
|
|
|
#define CFG_OR5_PRELIM (TOUCHPNL_OR_AM | OR_CSNT_SAM | OR_ACS_DIV1 | OR_BI | \
|
|
TOUCHPNL_TIMING )
|
|
#define CFG_BR5_PRELIM ((TOUCHPNL_BASE & BR_BA_MSK) | BR_PS_32 | BR_V )
|
|
|
|
#define CFG_MEMORY_75
|
|
#undef CFG_MEMORY_7E
|
|
#undef CFG_MEMORY_8E
|
|
|
|
/*
|
|
* Memory Periodic Timer Prescaler
|
|
*/
|
|
|
|
/* periodic timer for refresh */
|
|
#define CFG_MPTPR 0x200
|
|
|
|
/*
|
|
* MAMR settings for SDRAM
|
|
*/
|
|
|
|
#define CFG_MAMR_8COL 0x80802114
|
|
#define CFG_MAMR_9COL 0x80904114
|
|
|
|
/*
|
|
* MAR setting for SDRAM
|
|
*/
|
|
#define CFG_MAR 0x00000088
|
|
|
|
/*
|
|
* Internal Definitions
|
|
*
|
|
* Boot Flags
|
|
*/
|
|
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
|
|
#define BOOTFLAG_WARM 0x02 /* Software reboot */
|
|
|
|
#endif /* __CONFIG_H */
|