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