mirror of
https://github.com/AsahiLinux/u-boot
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218 lines
6.5 KiB
C
218 lines
6.5 KiB
C
/*
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* (C) Copyright 2007
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* Michael Schwingen, michael@schwingen.org
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*
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* Configuration settings for the AcTux-4 board.
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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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#ifndef __CONFIG_H
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#define __CONFIG_H
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#define CONFIG_IXP425 1
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#define CONFIG_ACTUX4 1
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#define CONFIG_DISPLAY_CPUINFO 1
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#define CONFIG_DISPLAY_BOARDINFO 1
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#define CFG_IXP425_CONSOLE IXP425_UART1
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#define CONFIG_BAUDRATE 115200
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#define CONFIG_BOOTDELAY 3
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#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
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/***************************************************************
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* U-boot generic defines start here.
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***************************************************************/
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#undef CONFIG_USE_IRQ
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/* Size of malloc() pool */
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#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
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/* size in bytes reserved for initial data */
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#define CFG_GBL_DATA_SIZE 128
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/* allow to overwrite serial and ethaddr */
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#define CONFIG_ENV_OVERWRITE
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/* Command line configuration */
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#include <config_cmd_default.h>
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#define CONFIG_CMD_ELF
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#define CONFIG_BOOTCOMMAND "run boot_flash"
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/* enable passing of ATAGs */
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#define CONFIG_CMDLINE_TAG 1
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#define CONFIG_SETUP_MEMORY_TAGS 1
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#define CONFIG_INITRD_TAG 1
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#if defined(CONFIG_CMD_KGDB)
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# define CONFIG_KGDB_BAUDRATE 230400
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/* which serial port to use */
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# define CONFIG_KGDB_SER_INDEX 1
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#endif
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/* Miscellaneous configurable options */
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#define CFG_LONGHELP
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#define CFG_PROMPT "=> "
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/* Console I/O Buffer Size */
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#define CFG_CBSIZE 256
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/* Print Buffer Size */
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#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)
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/* max number of command args */
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#define CFG_MAXARGS 16
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/* Boot Argument Buffer Size */
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#define CFG_BARGSIZE CFG_CBSIZE
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#define CFG_MEMTEST_START 0x00400000
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#define CFG_MEMTEST_END 0x00800000
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/* everything, incl board info, in Hz */
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#undef CFG_CLKS_IN_HZ
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/* spec says 66.666 MHz, but it appears to be 33 */
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#define CFG_HZ 3333333
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/* default load address */
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#define CFG_LOAD_ADDR 0x00010000
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/* valid baudrates */
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#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, \
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115200, 230400 }
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#define CONFIG_SERIAL_RTS_ACTIVE 1
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/*
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* Stack sizes
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* The stack sizes are set up in start.S using the settings below
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*/
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#define CONFIG_STACKSIZE (128*1024) /* regular stack */
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#ifdef CONFIG_USE_IRQ
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# define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
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# define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
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#endif
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/* Expansion bus settings */
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#define CFG_EXP_CS0 0xbd113003
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/* SDRAM settings */
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#define CONFIG_NR_DRAM_BANKS 1
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#define PHYS_SDRAM_1 0x00000000
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#define CFG_DRAM_BASE 0x00000000
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/* 32MB SDRAM */
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#define CFG_SDR_CONFIG 0x18
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#define PHYS_SDRAM_1_SIZE 0x02000000
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#define CFG_SDRAM_REFRESH_CNT 0x81a
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#define CFG_SDR_MODE_CONFIG 0x1
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#define CFG_DRAM_SIZE 0x02000000
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/* FLASH organization */
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#define CFG_MAX_FLASH_BANKS 2
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/* max # of sectors per chip */
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#define CFG_MAX_FLASH_SECT 70
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#define PHYS_FLASH_1 0x50000000
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#define PHYS_FLASH_2 0x51000000
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#define CFG_FLASH_BANKS_LIST { PHYS_FLASH_1, PHYS_FLASH_2 }
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#define CFG_FLASH_BASE PHYS_FLASH_1
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#define CFG_MONITOR_BASE PHYS_FLASH_1
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#define CFG_MONITOR_LEN (252 << 10)
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/* Use common CFI driver */
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#define CFG_FLASH_CFI
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#define CFG_FLASH_CFI_DRIVER
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/* board provides its own flash_init code */
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#define CONFIG_FLASH_CFI_LEGACY 1
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/* no byte writes on IXP4xx */
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#define CFG_FLASH_CFI_WIDTH FLASH_CFI_16BIT
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/* SST 39VF020 etc. support */
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#define CFG_FLASH_LEGACY_256Kx8 1
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/* print 'E' for empty sector on flinfo */
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#define CFG_FLASH_EMPTY_INFO
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/* Ethernet */
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/* include IXP4xx NPE support */
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#define CONFIG_IXP4XX_NPE 1
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/* use separate flash sector with ucode images */
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#define CONFIG_IXP4XX_NPE_EXT_UCODE_BASE 0x51000000
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#define CONFIG_NET_MULTI 1
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/* NPE0 PHY address */
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#define CONFIG_PHY_ADDR 0x1C
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/* MII PHY management */
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#define CONFIG_MII 1
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/* Number of ethernet rx buffers & descriptors */
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#define CFG_RX_ETH_BUFFER 16
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_NET
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#define CONFIG_CMD_MII
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#define CONFIG_CMD_PING
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#undef CONFIG_CMD_NFS
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/* BOOTP options */
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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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/* Cache Configuration */
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#define CFG_CACHELINE_SIZE 32
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/* environment organization: one complete 4k flash sector */
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#define CFG_ENV_IS_IN_FLASH 1
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#define CFG_ENV_SIZE 0x1000
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#define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x3f000)
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"mtd=IXP4XX-Flash.0:252k(uboot),4k(uboot_env);" \
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"IXP4XX-Flash.1:128k(ucode),1280k(linux),-(root)\0" \
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"kerneladdr=51020000\0" \
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"rootaddr=51160000\0" \
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"loadaddr=10000\0" \
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"updateboot_ser=mw.b 10000 ff 40000;" \
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" loady ${loadaddr};" \
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" run eraseboot writeboot\0" \
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"updateboot_net=mw.b 10000 ff 40000;" \
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" tftp ${loadaddr} u-boot.bin;" \
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" run eraseboot writeboot\0" \
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"eraseboot=protect off 50000000 5003efff;" \
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" erase 50000000 +${filesize}\0" \
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"writeboot=cp.b 10000 50000000 ${filesize}\0" \
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"eraseenv=protect off 5003f000 5003ffff;" \
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" erase 5003f000 5003ffff\0" \
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"updateroot=tftp ${loadaddr} ${rootfile};" \
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" era ${rootaddr} +${filesize};" \
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" cp.b ${loadaddr} ${rootaddr} ${filesize}\0" \
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"updatekern=tftp ${loadaddr} ${kernelfile};" \
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" era ${kerneladdr} +${filesize};" \
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" cp.b ${loadaddr} ${kerneladdr} ${filesize}\0" \
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"flashargs=setenv bootargs mtdparts=${mtd} root=/dev/mtdblock4" \
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" rootfstype=squashfs,jffs2 init=/etc/preinit\0" \
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"netargs=setenv bootargs mtdparts=${mtd} root=/dev/mtdblock4" \
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" rootfstype=squashfs,jffs2 init=/etc/preinit\0" \
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"addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0" \
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"addeth=setenv bootargs ${bootargs} ethaddr=${ethaddr}\0" \
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"boot_flash=run flashargs addtty addeth;" \
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" bootm ${kerneladdr}\0" \
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"boot_net=run netargs addtty addeth;" \
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" tftpboot ${loadaddr} ${kernelfile};" \
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" bootm\0"
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#endif /* __CONFIG_H */
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