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/*
* Rick Bronson <rick@efn.org>
*
* Configuation settings for the AT91RM9200DK 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
*/
/*
* Adatped for KwikByte KB920x board from at91rm9200dk.h: 22APR2005
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/* ARM asynchronous clock */
#define AT91C_MAIN_CLOCK 180000000 /* from 10 MHz crystal */
#define AT91C_MASTER_CLOCK 60000000 /* peripheral clock (AT91C_MASTER_CLOCK / 3) */
#define AT91_SLOW_CLOCK 32768 /* slow clock */
#define CONFIG_ARM920T 1 /* This is an ARM920T Core */
#define CONFIG_AT91RM9200 1 /* It's an Atmel AT91RM9200 SoC */
/* Only define one of the following, based on board type */
/* #define CONFIG_KB9200 1 KwikByte KB9202 board */
/* #define CONFIG_KB9201 1 KwikByte KB9202 board */
#define CONFIG_KB9202 1 /* KwikByte KB9202 board */
#define CONFIG_KB920x 1 /* Any KB920x board */
#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
#define USE_920T_MMU 1
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG 1
#define CONFIG_SKIP_LOWLEVEL_INIT
#define CFG_LONGHELP
/*
* Size of malloc() pool
*/
#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
#define CONFIG_BAUDRATE 115200
/*
* Hardware drivers
*/
/* define one of these to choose the DBGU, USART0 or USART1 as console */
#define CONFIG_DBGU
#undef CONFIG_USART0
#undef CONFIG_USART1
#undef CONFIG_HWFLOW /* don't include RTS/CTS flow control support */
#undef CONFIG_MODEM_SUPPORT /* disable modem initialization stuff */
#define CONFIG_BOOTDELAY 3
#define CONFIG_ENV_OVERWRITE 1
/*
* BOOTP options
*/
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
/*
* Command line configuration.
*/
#include <config_cmd_default.h>
#define CONFIG_CMD_I2C
#define CONFIG_CMD_PING
#define CONFIG_CMD_DHCP
#undef CONFIG_CMD_BDI
#undef CONFIG_CMD_FPGA
#undef CONFIG_CMD_MISC
#define CONFIG_NR_DRAM_BANKS 1
#define PHYS_SDRAM 0x20000000
#define PHYS_SDRAM_SIZE 0x2000000 /* 32 megs */
#define CFG_MEMTEST_START PHYS_SDRAM
#define CFG_MEMTEST_END CFG_MEMTEST_START + PHYS_SDRAM_SIZE - (512*1024)
#define CONFIG_DRIVER_ETHER
#define CONFIG_NET_RETRY_COUNT 20
#define CFG_FLASH_BASE 0x10000000
#ifdef CONFIG_KB9202
#define PHYS_FLASH_SIZE 0x1000000
#else
#define PHYS_FLASH_SIZE 0x200000
#endif
#define CFG_MAX_FLASH_BANKS 1
#define CFG_MAX_FLASH_SECT 256
#define CONFIG_HARD_I2C
#define CFG_ENV_IS_IN_EEPROM
#ifdef CONFIG_KB9202
#define CFG_ENV_OFFSET 0x3E00
#define CFG_ENV_SIZE 0x0200
#else
#define CFG_ENV_OFFSET 0x1000
#define CFG_ENV_SIZE 0x1000
#endif
#define CFG_I2C_EEPROM_ADDR 0x50
#define CFG_EEPROM_PAGE_WRITE_BITS 6
#define CFG_I2C_EEPROM_ADDR_LEN 2
#define CFG_I2C_SPEED 50000
#define CFG_I2C_SLAVE 0 /* not used */
#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10
#define CFG_LOAD_ADDR 0x21000000 /* default load address */
#define CFG_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }
#define CFG_PROMPT "U-Boot> " /* Monitor Command Prompt */
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
#define CFG_MAXARGS 16 /* max number of command args */
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
#define CFG_FLASH_CFI_DRIVER
#define CFG_FLASH_CFI
#ifndef __ASSEMBLY__
/*-----------------------------------------------------------------------
* Board specific extension for bd_info
*
* This structure is embedded in the global bd_info (bd_t) structure
* and can be used by the board specific code (eg board/...)
*/
struct bd_info_ext {
/* helper variable for board environment handling
*
* env_crc_valid == 0 => uninitialised
* env_crc_valid > 0 => environment crc in flash is valid
* env_crc_valid < 0 => environment crc in flash is invalid
*/
int env_crc_valid;
};
#endif
#define CFG_HZ 1000
#define CFG_HZ_CLOCK AT91C_MASTER_CLOCK/2 /* AT91C_TC0_CMR is implicitly set to */
/* AT91C_TC_TIMER_DIV1_CLOCK */
#define CONFIG_STACKSIZE (32*1024) /* regular stack */
#ifdef CONFIG_USE_IRQ
#error CONFIG_USE_IRQ not supported
#endif
#endif
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