/* * (C) Copyright 2008 * ATMEL Corporation. * * Rick Bronson * * Configuation settings for the AT91SAM9260EK 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 ... */ /* ARM asynchronous clock */ #define AT91C_MASTER_CLOCK 132096000 /* peripheral clock */ #define AT91_SLOW_CLOCK 32768 /* slow clock */ #define CFG_HZ 1000 #define CONFIG_AT91SAM9260EK 1 /* on an AT91SAM9260EK Board */ #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 /* define this to include the functionality of boot.bin in u-boot */ #define CONFIG_SKIP_LOWLEVEL_INIT #define CONFIG_SKIP_RELOCATE_UBOOT /* * Size of malloc() pool */ #define CFG_MALLOC_LEN (3*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 1 #undef CONFIG_USART0 #undef CONFIG_USART1 #undef CONFIG_USART2 #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 BOARD_LATE_INIT 1 #define CONFIG_COMMANDS \ ((CONFIG_CMD_DFL | \ CFG_CMD_NET | \ CFG_CMD_PING | \ CFG_CMD_ENV | \ CFG_CMD_USB | \ CFG_CMD_FLASH | \ CFG_CMD_NAND | \ CFG_CMD_AUTOSCRIPT | \ CFG_CMD_FAT ) & \ ~(CFG_CMD_BDI | \ CFG_CMD_IMLS | \ CFG_CMD_IMI | \ CFG_CMD_FPGA | \ CFG_CMD_MISC | \ CFG_CMD_LOADS)) /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ #include #define NAND_MAX_CHIPS 1 /* Max number of NAND devices */ #define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ #define CFG_NAND_BASE 0x40000000 #define CONFIG_NEW_NAND_CODE #define ADDR_COLUMN 1 #define ADDR_PAGE 2 #define ADDR_COLUMN_PAGE 3 #define NAND_ChipID_UNKNOWN 0 #define NAND_MAX_FLOORS 1 #undef CFG_NAND_WP /* These timings are specific to MT29F2G16AAB 256Mb (Micron) * at MCK = 100 MHZ */ #define AT91C_SM_NWE_SETUP (0 << 0) #define AT91C_SM_NCS_WR_SETUP (0 << 8) #define AT91C_SM_NRD_SETUP (0 << 16) #define AT91C_SM_NCS_RD_SETUP (0 << 24) #define AT91C_SM_NWE_PULSE (4 << 0) #define AT91C_SM_NCS_WR_PULSE (6 << 8) #define AT91C_SM_NRD_PULSE (3 << 16) #define AT91C_SM_NCS_RD_PULSE (5 << 24) #define AT91C_SM_NWE_CYCLE (6 << 0) #define AT91C_SM_NRD_CYCLE (5 << 16) #define AT91C_SM_TDF (1 << 16) #define CONFIG_NR_DRAM_BANKS 1 #define PHYS_SDRAM 0x20000000 #define PHYS_SDRAM_SIZE 0x4000000 /* 64 megs */ #define CFG_MEMTEST_START PHYS_SDRAM #define CFG_MEMTEST_END CFG_MEMTEST_START + PHYS_SDRAM_SIZE - 262144 #define CONFIG_DRIVER_ETHER 1 #define CONFIG_AT91C_USE_RMII 1 #define AT91C_PHY_ADDR 0 #define AT91C_ETH_TIMEOUT 120000 #define CONFIG_NET_RETRY_COUNT 5000 #define CONFIG_TFTP_TIMEOUT 2500 #define CONFIG_HAS_DATAFLASH 1 #define CFG_SPI_WRITE_TOUT (50*CFG_HZ) /* AC Characteristics */ /* DLYBS = tCSS = 250ns min and DLYBCT = tCSH = 250ns */ #define DATAFLASH_TCSS (0x22 << 16) #define DATAFLASH_TCHS (0x1 << 24) #define CFG_MAX_DATAFLASH_BANKS 2 #define CFG_MAX_DATAFLASH_PAGES 16384 #define CFG_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* Logical adress for CS0 */ #define CFG_DATAFLASH_LOGIC_ADDR_CS1 0xD0000000 /* Logical adress for CS1 */ #define CFG_NO_FLASH 1 #define PHYS_FLASH_1 0x10000000 #define PHYS_FLASH_SIZE 0x800000 /* 2 megs main flash */ #define CFG_FLASH_BASE PHYS_FLASH_1 #define CFG_MAX_FLASH_BANKS 1 #define CFG_MAX_FLASH_SECT 256 #define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */ #define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */ #undef CFG_ENV_IS_IN_FLASH #define CFG_ENV_IS_IN_DATAFLASH 1 #undef CFG_ENV_IS_IN_NAND #ifdef CFG_ENV_IS_IN_NAND #define CFG_ENV_OFFSET 0x60000 /* environment starts here */ #define CFG_ENV_OFFSET_REDUND 0x80000 /* redundant environment starts here */ #define CFG_ENV_SIZE 0x20000 /* 1 sector = 128kB */ #endif #ifdef CFG_ENV_IS_IN_DATAFLASH #define CFG_ENV_OFFSET 0x4000 #define CFG_ENV_ADDR (CFG_DATAFLASH_LOGIC_ADDR_CS1 + CFG_ENV_OFFSET) #define CFG_ENV_SIZE 0x4000 /* 0x8000 */ #endif #ifdef CFG_ENV_IS_IN_FLASH #define CFG_ENV_ADDR (PHYS_FLASH_1 + 0xe000) /* between boot.bin and u-boot.bin.gz */ #define CFG_ENV_SIZE 0x2000 /* 0x8000 */ #endif /* Add USB stuff */ #define CONFIG_USB_OHCI 1 #define CONFIG_USB_STORAGE 1 #define CONFIG_DOS_PARTITION 1 #define LITTLEENDIAN 1 #define CFG_LOAD_ADDR 0x23f00000 /* default load address */ #define CFG_BOOT_SIZE 0x6000 /* 24 KBytes */ #define CFG_U_BOOT_BASE (PHYS_FLASH_1 + 0x10000) #define CFG_U_BOOT_SIZE 0x10000 /* 64 KBytes */ #define CFG_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 } #define CFG_CONSOLE_IS_SERIAL #undef CFG_CONSOLE_IS_LCD #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 */ #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 CONFIG_STACKSIZE (32*1024) /* regular stack */ #ifdef CONFIG_USE_IRQ #error CONFIG_USE_IRQ not supported #endif #endif