diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/configs/kb9202.h | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/include/configs/kb9202.h b/include/configs/kb9202.h new file mode 100644 index 0000000..a530242 --- /dev/null +++ b/include/configs/kb9202.h @@ -0,0 +1,173 @@ +/* + * 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 + +#define CONFIG_COMMANDS \ + ((CONFIG_CMD_DFL | \ + CFG_CMD_I2C | \ + CFG_CMD_PING | \ + CFG_CMD_DHCP ) & \ + ~(CFG_CMD_BDI | \ + CFG_CMD_FPGA | \ + CFG_CMD_MISC)) + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +#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 0x3000 +#define CFG_ENV_SIZE 0x1000 +#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 |