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/*
* (C) Copyright 2002, 2003
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Marius Groeger <mgroeger@sysgo.de>
* Gary Jennejohn <gj@denx.de>
* David Mueller <d.mueller@elsoft.ch>
*
* Configuation settings for the MPL VCMA9 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
/*
* If we are developing, we might want to start armboot from ram
* so we MUST NOT initialize critical regs like mem-timing ...
*/
#define CONFIG_INIT_CRITICAL /* undef for developing */
/*
* High Level Configuration Options
* (easy to change)
*/
#define CONFIG_ARM920T 1 /* This is an ARM920T Core */
#define CONFIG_S3C2410 1 /* in a SAMSUNG S3C2410 SoC */
#define CONFIG_VCMA9 1 /* on a MPL VCMA9 Board */
/* input clock of PLL */
#define CONFIG_SYS_CLK_FREQ 12000000/* VCMA9 has 12MHz input clock */
#define USE_920T_MMU 1
#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG 1
/***********************************************************
* Command definition
***********************************************************/
#define CONFIG_COMMANDS \
(CONFIG_CMD_DFL | \
CFG_CMD_CACHE | \
/*CFG_CMD_JFFS2 |*/ \
/*CFG_CMD_NAND |*/ \
CFG_CMD_EEPROM | \
CFG_CMD_I2C | \
/*CFG_CMD_USB |*/ \
CFG_CMD_REGINFO | \
CFG_CMD_DATE | \
CFG_CMD_ELF | \
CFG_CMD_BSP)
/* this must be included after the definiton of CONFIG_COMMANDS */
#include <cmd_confdefs.h>
#define CFG_HUSH_PARSER
#define CFG_PROMPT_HUSH_PS2 "> "
/***********************************************************
* I2C stuff:
* the MPL VCMA9 is equipped with an ATMEL 24C256 EEPROM at
* address 0x50 with 16bit addressing
***********************************************************/
#define CONFIG_HARD_I2C /* I2C with hardware support */
#define CFG_I2C_SPEED 100000 /* I2C speed */
#define CFG_I2C_SLAVE 0x7F /* I2C slave addr */
#define CFG_I2C_EEPROM_ADDR 0x50
#define CFG_I2C_EEPROM_ADDR_LEN 2
#define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */
#define CFG_ENV_OFFSET 0x000 /* environment starts at offset 0 */
#define CFG_ENV_SIZE 0x800 /* 2KB should be more than enough */
#undef CFG_I2C_EEPROM_ADDR_OVERFLOW
#define CFG_EEPROM_PAGE_WRITE_BITS 6 /* 64 bytes page write mode on 24C256 */
#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10
/*
* Size of malloc() pool
*/
#define CONFIG_MALLOC_SIZE (CFG_ENV_SIZE + 128*1024)
#define CFG_MONITOR_LEN (256 * 1024)
#define CFG_MALLOC_LEN (128 * 1024)
/*
* Hardware drivers
*/
#define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */
#define CS8900_BASE 0x20000300
#define CS8900_BUS16 1 /* the Linux driver does accesses as shorts */
#define CONFIG_DRIVER_S3C24X0_I2C 1 /* we use the buildin I2C controller */
/*
* select serial console configuration
*/
#define CONFIG_SERIAL1 1 /* we use SERIAL 1 on VCMA9 */
/************************************************************
* USB support
************************************************************/
#if 0
#define CONFIG_USB_OHCI
#define CONFIG_USB_KEYBOARD
#define CONFIG_USB_STORAGE
/* Enable needed helper functions */
#define CFG_DEVICE_DEREGISTER /* needs device_deregister */
#endif
/************************************************************
* RTC
************************************************************/
#define CONFIG_RTC_S3C24X0 1
/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
#define CONFIG_BAUDRATE 9600
#define CONFIG_BOOTDELAY 3
#define CONFIG_NETMASK 255.255.255.0
#define CONFIG_IPADDR 10.0.0.110
#define CONFIG_SERVERIP 10.0.0.1
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
/* what's this ? it's not used anywhere */
#define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */
#endif
/*
* Miscellaneous configurable options
*/
#define CFG_LONGHELP /* undef to save memory */
#define CFG_PROMPT "VCMA9 # " /* Monitor Command Prompt */
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
#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 */
#define CFG_MEMTEST_START 0x30000000 /* memtest works on */
#define CFG_MEMTEST_END 0x30F80000 /* 15.5 MB in DRAM */
#define CFG_ALT_MEMTEST
#define CFG_LOAD_ADDR 0x30800000 /* default load address */
#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
/* we configure PWM Timer 4 to 1us ~ 1MHz */
/*#define CFG_HZ 1000000 */
#define CFG_HZ 1562500
/* valid baudrates */
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
/************************************************************
* Ident
************************************************************/
/*#define VERSION_TAG "released"*/
#define VERSION_TAG "unstable"
#define CONFIG_IDENT_STRING "\n(c) 2003 by MPL AG Switzerland, MEV-10080-001 " VERSION_TAG
/*-----------------------------------------------------------------------
* 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
/*-----------------------------------------------------------------------
* Physical Memory Map
*/
#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
#define PHYS_SDRAM_1 0x30000000 /* SDRAM Bank #1 */
#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
#define CFG_FLASH_BASE PHYS_FLASH_1
/*-----------------------------------------------------------------------
* FLASH and environment organization
*/
#define CONFIG_AMD_LV400 1 /* uncomment this if you have a LV400 flash */
#if 0
#define CONFIG_AMD_LV800 1 /* uncomment this if you have a LV800 flash */
#endif
#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
#ifdef CONFIG_AMD_LV800
#define PHYS_FLASH_SIZE 0x00100000 /* 1MB */
#define CFG_MAX_FLASH_SECT (19) /* max number of sectors on one chip */
#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x0F0000) /* addr of environment */
#endif
#ifdef CONFIG_AMD_LV400
#define PHYS_FLASH_SIZE 0x00080000 /* 512KB */
#define CFG_MAX_FLASH_SECT (11) /* max number of sectors on one chip */
#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x070000) /* addr of environment */
#endif
/* timeout values are in ticks */
#define CFG_FLASH_ERASE_TOUT (5*CFG_HZ) /* Timeout for Flash Erase */
#define CFG_FLASH_WRITE_TOUT (5*CFG_HZ) /* Timeout for Flash Write */
#if 0
#define CFG_ENV_IS_IN_FLASH 1
#define CFG_ENV_SIZE 0x10000 /* Total Size of Environment Sector */
#endif
#define CFG_JFFS2_FIRST_BANK 0
#define CFG_JFFS2_NUM_BANKS 1
#define MULTI_PURPOSE_SOCKET_ADDR 0x08000000
/*-----------------------------------------------------------------------
* NAND flash settings
*/
#if (CONFIG_COMMANDS & CFG_CMD_NAND)
#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
#define SECTORSIZE 512
#define ADDR_COLUMN 1
#define ADDR_PAGE 2
#define ADDR_COLUMN_PAGE 3
#define NAND_ChipID_UNKNOWN 0x00
#define NAND_MAX_FLOORS 1
#define NAND_MAX_CHIPS 1
#define NAND_WAIT_READY(nand) NF_WaitRB()
#define NAND_DISABLE_CE(nand) NF_SetCE(NFCE_HIGH)
#define NAND_ENABLE_CE(nand) NF_SetCE(NFCE_LOW)
#define WRITE_NAND_COMMAND(d, adr) NF_Cmd(d)
#define WRITE_NAND_COMMANDW(d, adr) NF_CmdW(d)
#define WRITE_NAND_ADDRESS(d, adr) NF_Addr(d)
#define WRITE_NAND(d, adr) NF_Write(d)
#define READ_NAND(adr) NF_Read()
/* the following functions are NOP's because S3C24X0 handles this in hardware */
#define NAND_CTL_CLRALE(nandptr)
#define NAND_CTL_SETALE(nandptr)
#define NAND_CTL_CLRCLE(nandptr)
#define NAND_CTL_SETCLE(nandptr)
#define CONFIG_MTD_NAND_VERIFY_WRITE 1
#define CONFIG_MTD_NAND_ECC_JFFS2 1
#endif /* CONFIG_COMMANDS & CFG_CMD_NAND */
#endif /* __CONFIG_H */
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