/* * U-boot - Configuration file for BF537 STAMP board */ #ifndef __CONFIG_BF537_H__ #define __CONFIG_BF537_H__ #include #define CFG_LONGHELP 1 #define CONFIG_CMDLINE_EDITING 1 #define CONFIG_BAUDRATE 57600 /* Set default serial console for bf537 */ #define CONFIG_UART_CONSOLE 0 #define CONFIG_BF537 1 #define CONFIG_BOOTDELAY 5 /* define CONFIG_BF537_STAMP_LEDCMD to enable LED command*/ /*#define CONFIG_BF537_STAMP_LEDCMD 1*/ /* * Boot Mode Set * Blackfin can support several boot modes */ #define BF537_BYPASS_BOOT 0x0011 /* Bootmode 0: Execute from 16-bit externeal memory ( bypass BOOT ROM) */ #define BF537_PARA_BOOT 0x0012 /* Bootmode 1: Boot from 8-bit or 16-bit flash */ #define BF537_SPI_MASTER_BOOT 0x0014 /* Bootmode 3: SPI master mode boot from SPI flash */ #define BF537_SPI_SLAVE_BOOT 0x0015 /* Bootmode 4: SPI slave mode boot from SPI flash */ #define BF537_TWI_MASTER_BOOT 0x0016 /* Bootmode 5: TWI master mode boot from EEPROM */ #define BF537_TWI_SLAVE_BOOT 0x0017 /* Bootmode 6: TWI slave mode boot from EEPROM */ #define BF537_UART_BOOT 0x0018 /* Bootmode 7: UART slave mdoe boot via UART host */ /* Define the boot mode */ #define BFIN_BOOT_MODE BF537_BYPASS_BOOT #define CONFIG_PANIC_HANG 1 #define CONFIG_BFIN_CPU bf537-0.2 #define CONFIG_BFIN_MAC /* This sets the default state of the cache on U-Boot's boot */ #define CONFIG_ICACHE_ON #define CONFIG_DCACHE_ON /* Define if want to do post memory test */ #undef CONFIG_POST_TEST /* Define where the uboot will be loaded by on-chip boot rom */ #define APP_ENTRY 0x00001000 #define CONFIG_RTC_BFIN 1 #define CONFIG_BOOT_RETRY_TIME -1 /* Enable this if bootretry required, currently its disabled */ /* CONFIG_CLKIN_HZ is any value in Hz */ #define CONFIG_CLKIN_HZ 25000000 /* CONFIG_CLKIN_HALF controls what is passed to PLL 0=CLKIN */ /* 1=CLKIN/2 */ #define CONFIG_CLKIN_HALF 0 /* CONFIG_PLL_BYPASS controls if the PLL is used 0=don't bypass */ /* 1=bypass PLL*/ #define CONFIG_PLL_BYPASS 0 /* CONFIG_VCO_MULT controls what the multiplier of the PLL is. */ /* Values can range from 1-64 */ #define CONFIG_VCO_MULT 20 /* CONFIG_CCLK_DIV controls what the core clock divider is */ /* Values can be 1, 2, 4, or 8 ONLY */ #define CONFIG_CCLK_DIV 1 /* CONFIG_SCLK_DIV controls what the peripheral clock divider is*/ /* Values can range from 1-15 */ #define CONFIG_SCLK_DIV 5 /* CONFIG_SPI_BAUD controls the SPI peripheral clock divider */ /* Values can range from 2-65535 */ /* SCK Frequency = SCLK / (2 * CONFIG_SPI_BAUD) */ #define CONFIG_SPI_BAUD 2 #if (BFIN_BOOT_MODE == BF537_SPI_MASTER_BOOT) #define CONFIG_SPI_BAUD_INITBLOCK 4 #endif #if ( CONFIG_CLKIN_HALF == 0 ) #define CONFIG_VCO_HZ ( CONFIG_CLKIN_HZ * CONFIG_VCO_MULT ) #else #define CONFIG_VCO_HZ (( CONFIG_CLKIN_HZ * CONFIG_VCO_MULT ) / 2 ) #endif #if (CONFIG_PLL_BYPASS == 0) #define CONFIG_CCLK_HZ ( CONFIG_VCO_HZ / CONFIG_CCLK_DIV ) #define CONFIG_SCLK_HZ ( CONFIG_VCO_HZ / CONFIG_SCLK_DIV ) #else #define CONFIG_CCLK_HZ CONFIG_CLKIN_HZ #define CONFIG_SCLK_HZ CONFIG_CLKIN_HZ #endif #if (BFIN_BOOT_MODE == BF537_SPI_MASTER_BOOT) #if (CONFIG_SCLK_HZ / (2*CONFIG_SPI_BAUD) > 20000000) #define CONFIG_SPI_FLASH_FAST_READ 1 /* Needed if SPI_CLK > 20 MHz */ #else #undef CONFIG_SPI_FLASH_FAST_READ #endif #endif #define CONFIG_MEM_SIZE 64 /* 128, 64, 32, 16 */ #define CONFIG_MEM_ADD_WDTH 10 /* 8, 9, 10, 11 */ #define CONFIG_MEM_MT48LC32M8A2_75 1 #define CONFIG_LOADS_ECHO 1 /* * rarpb, bootp or dhcp commands will perform only a * configuration lookup from the BOOTP/DHCP server * but not try to load any image using TFTP */ #define CFG_AUTOLOAD "no" /* * Network Settings */ /* network support */ #ifdef CONFIG_BFIN_MAC #define CONFIG_IPADDR 192.168.0.15 #define CONFIG_NETMASK 255.255.255.0 #define CONFIG_GATEWAYIP 192.168.0.1 #define CONFIG_SERVERIP 192.168.0.2 #define CONFIG_HOSTNAME BF537 #endif #define CONFIG_ROOTPATH /romfs /* Uncomment next line to use fixed MAC address */ /* #define CONFIG_ETHADDR 02:80:ad:20:31:e8 */ /* This is the routine that copies the MAC in Flash to the 'ethaddr' setting */ #define CFG_LONGHELP 1 #define CONFIG_BOOTDELAY 5 #define CONFIG_BOOT_RETRY_TIME -1 /* Enable this if bootretry required, currently its disabled */ #define CONFIG_BOOTCOMMAND "run ramboot" #if (BFIN_BOOT_MODE == BF537_BYPASS_BOOT) && defined(CONFIG_POST_TEST) /* POST support */ #define CONFIG_POST ( CFG_POST_MEMORY | \ CFG_POST_UART | \ CFG_POST_FLASH | \ CFG_POST_ETHER | \ CFG_POST_LED | \ CFG_POST_BUTTON) #else #undef CONFIG_POST #endif #ifdef CONFIG_POST #define FLASH_START_POST_BLOCK 11 /* Should > = 11 */ #define FLASH_END_POST_BLOCK 71 /* Should < = 71 */ #endif /* CF-CARD IDE-HDD Support */ /* #define CONFIG_BFIN_TRUE_IDE */ /* Add CF flash card support */ /* #define CONFIG_BFIN_CF_IDE */ /* Add CF flash card support */ /* #define CONFIG_BFIN_HDD_IDE */ /* Add IDE Disk Drive (HDD) support */ #if defined(CONFIG_BFIN_CF_IDE) || defined(CONFIG_BFIN_HDD_IDE) || defined(CONFIG_BFIN_TRUE_IDE) # define CONFIG_BFIN_IDE 1 #endif /*#define CONFIG_BF537_NAND */ /* Add nand flash support */ #define CONFIG_NETCONSOLE 1 #define CONFIG_NET_MULTI 1 /* * BOOTP options */ #define CONFIG_BOOTP_BOOTFILESIZE #define CONFIG_BOOTP_BOOTPATH #define CONFIG_BOOTP_GATEWAY #define CONFIG_BOOTP_HOSTNAME /* * Command line configuration. */ #include #if (BFIN_BOOT_MODE == BF537_BYPASS_BOOT) || (BFIN_BOOT_MODE == BF537_SPI_MASTER_BOOT) #define CONFIG_CMD_ELF #define CONFIG_CMD_I2C #define CONFIG_CMD_CACHE #define CONFIG_CMD_JFFS2 #define CONFIG_CMD_EEPROM #define CONFIG_CMD_DATE #ifndef CONFIG_BFIN_MAC #undef CONFIG_CMD_NET #else #define CONFIG_CMD_PING #endif #if defined(CONFIG_BFIN_CF_IDE) \ || defined(CONFIG_BFIN_HDD_IDE) \ || defined(CONFIG_BFIN_TRUE_IDE) #define CONFIG_CMD_IDE #endif #endif #if (BFIN_BOOT_MODE == BF537_BYPASS_BOOT) #define CONFIG_CMD_DHCP #if defined(CONFIG_POST) #define CONFIG_CMD_DIAG #endif #ifdef CONFIG_BF537_NAND #define CONFIG_CMD_NAND #endif #endif #define CONFIG_BOOTARGS "root=/dev/mtdblock0 rw console=ttyBF0,57600" #define CONFIG_LOADADDR 0x1000000 #if (BFIN_BOOT_MODE == BF537_BYPASS_BOOT) #ifdef CONFIG_BFIN_MAC #define CONFIG_EXTRA_ENV_SETTINGS \ "ramargs=setenv bootargs root=/dev/mtdblock0 rw console=ttyBF0,57600\0" \ "nfsargs=setenv bootargs root=/dev/nfs rw " \ "nfsroot=$(serverip):$(rootpath) console=ttyBF0,57600\0"\ "addip=setenv bootargs $(bootargs) " \ "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask)" \ ":$(hostname):eth0:off\0" \ "ramboot=tftpboot $(loadaddr) linux;" \ "run ramargs;run addip;bootelf\0" \ "nfsboot=tftpboot $(loadaddr) linux;" \ "run nfsargs;run addip;bootelf\0" \ "flashboot=bootm 0x20100000\0" \ "update=tftpboot $(loadaddr) u-boot.bin;" \ "protect off 0x20000000 0x2007FFFF;" \ "erase 0x20000000 0x2007FFFF;cp.b 0x1000000 0x20000000 $(filesize)\0" \ "" #else #define CONFIG_EXTRA_ENV_SETTINGS \ "ramargs=setenv bootargs root=/dev/mtdblock0 rw console=ttyBF0,57600\0" \ "flashboot=bootm 0x20100000\0" \ "" #endif #elif (BFIN_BOOT_MODE == BF537_SPI_MASTER_BOOT) #ifdef CONFIG_BFIN_MAC #define CONFIG_EXTRA_ENV_SETTINGS \ "ramargs=setenv bootargs root=/dev/mtdblock0 rw console=ttyBF0,57600\0" \ "nfsargs=setenv bootargs root=/dev/nfs rw " \ "nfsroot=$(serverip):$(rootpath) console=ttyBF0,57600\0"\ "addip=setenv bootargs $(bootargs) " \ "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask)" \ ":$(hostname):eth0:off\0" \ "ramboot=tftpboot $(loadaddr) linux;" \ "run ramargs;run addip;bootelf\0" \ "nfsboot=tftpboot $(loadaddr) linux;" \ "run nfsargs;run addip;bootelf\0" \ "flashboot=bootm 0x20100000\0" \ "update=tftpboot $(loadaddr) u-boot.ldr;" \ "eeprom write $(loadaddr) 0x0 $(filesize);\0" \ "" #else #define CONFIG_EXTRA_ENV_SETTINGS \ "ramargs=setenv bootargs root=/dev/mtdblock0 rw console=ttyBF0,57600\0" \ "flashboot=bootm 0x20100000\0" \ "" #endif #endif #define CFG_PROMPT "bfin> " /* Monitor Command Prompt */ #if defined(CONFIG_CMD_KGDB) #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ #else #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ #endif #define CFG_MAX_RAM_SIZE (CONFIG_MEM_SIZE * 1024*1024) #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 0x0 /* memtest works on */ #define CFG_MEMTEST_END ( (CONFIG_MEM_SIZE - 1) * 1024*1024) /* 1 ... 63 MB in DRAM */ #define CFG_LOAD_ADDR CONFIG_LOADADDR /* default load address */ #define CFG_HZ 1000 /* decrementer freq: 10 ms ticks */ #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } #define CFG_SDRAM_BASE 0x00000000 #define CFG_FLASH_BASE 0x20000000 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ #define CFG_MONITOR_BASE (CFG_MAX_RAM_SIZE - CFG_MONITOR_LEN) #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ #define CFG_MALLOC_BASE (CFG_MONITOR_BASE - CFG_MALLOC_LEN) #define CFG_GBL_DATA_SIZE 0x4000 #define CFG_GBL_DATA_ADDR (CFG_MALLOC_BASE - CFG_GBL_DATA_SIZE) #define CONFIG_STACKBASE (CFG_GBL_DATA_ADDR - 4) #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ #define CFG_MAX_FLASH_SECT 71 /* max number of sectors on one chip */ #if (BFIN_BOOT_MODE == BF537_BYPASS_BOOT) || (BFIN_BOOT_MODE == BF537_UART_BOOT) /* for bf537-stamp, usrt boot mode still store env in flash */ #define CFG_ENV_IS_IN_FLASH 1 #define CFG_ENV_ADDR 0x20004000 #define CFG_ENV_OFFSET (CFG_ENV_ADDR - CFG_FLASH_BASE) #elif (BFIN_BOOT_MODE == BF537_SPI_MASTER_BOOT) #define CFG_ENV_IS_IN_EEPROM 1 #define CFG_ENV_OFFSET 0x4000 #define CFG_ENV_HEADER (CFG_ENV_OFFSET + 0x16e) /* 0x12A is the length of LDR file header */ #endif #define CFG_ENV_SIZE 0x2000 #define CFG_ENV_SECT_SIZE 0x2000 /* Total Size of Environment Sector */ /* #if (BFIN_BOOT_MODE == BF537_BYPASS_BOOT) */ #define ENV_IS_EMBEDDED /* #endif */ /* JFFS Partition offset set */ #define CFG_JFFS2_FIRST_BANK 0 #define CFG_JFFS2_NUM_BANKS 1 /* 512k reserved for u-boot */ #define CFG_JFFS2_FIRST_SECTOR 15 #define CONFIG_SPI /* * Stack sizes */ #define CONFIG_STACKSIZE (128*1024) /* regular stack */ #define POLL_MODE 1 #define FLASH_TOT_SECT 71 #define FLASH_SIZE 0x400000 #define CFG_FLASH_SIZE 0x400000 /* * Board NAND Infomation */ #define CFG_NAND_ADDR 0x20212000 #define CFG_NAND_BASE CFG_NAND_ADDR #define CFG_MAX_NAND_DEVICE 1 #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 BFIN_NAND_READY PF3 #define NAND_WAIT_READY(nand) \ do { \ int timeout = 0; \ while(!(*pPORTFIO & PF3)) \ if (timeout++ > 100000) \ break; \ } while (0) #define BFIN_NAND_CLE (1<<2) /* A2 -> Command Enable */ #define BFIN_NAND_ALE (1<<1) /* A1 -> Address Enable */ #define WRITE_NAND_COMMAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr | BFIN_NAND_CLE) = (__u8)(d); } while(0) #define WRITE_NAND_ADDRESS(d, adr) do{ *(volatile __u8 *)((unsigned long)adr | BFIN_NAND_ALE) = (__u8)(d); } while(0) #define WRITE_NAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)d; } while(0) #define READ_NAND(adr) ((volatile unsigned char)(*(volatile __u8 *)(unsigned long)adr)) /* * Initialize PSD4256 registers for using I2C */ #define CONFIG_MISC_INIT_R #define CFG_BOOTM_LEN 0x4000000 /* Large Image Length, set to 64 Meg */ /* * I2C settings * By default PF1 is used as SDA and PF0 as SCL on the Stamp board */ /* #define CONFIG_SOFT_I2C 1*/ /* I2C bit-banged */ #define CONFIG_HARD_I2C 1 /* I2C TWI */ #if defined CONFIG_HARD_I2C #define CONFIG_TWICLK_KHZ 50 #endif #if defined CONFIG_SOFT_I2C /* * Software (bit-bang) I2C driver configuration */ #define PF_SCL PF0 #define PF_SDA PF1 #define I2C_INIT (*pFIO_DIR |= PF_SCL); asm("ssync;") #define I2C_ACTIVE (*pFIO_DIR |= PF_SDA); *pFIO_INEN &= ~PF_SDA; asm("ssync;") #define I2C_TRISTATE (*pFIO_DIR &= ~PF_SDA); *pFIO_INEN |= PF_SDA; asm("ssync;") #define I2C_READ ((volatile)(*pFIO_FLAG_D & PF_SDA) != 0); asm("ssync;") #define I2C_SDA(bit) if(bit) { \ *pFIO_FLAG_S = PF_SDA; \ asm("ssync;"); \ } \ else { \ *pFIO_FLAG_C = PF_SDA; \ asm("ssync;"); \ } #define I2C_SCL(bit) if(bit) { \ *pFIO_FLAG_S = PF_SCL; \ asm("ssync;"); \ } \ else { \ *pFIO_FLAG_C = PF_SCL; \ asm("ssync;"); \ } #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */ #endif #define CFG_I2C_SPEED 50000 #define CFG_I2C_SLAVE 0xFE /* 0xFF, 0x7BB07BB0, 0x22547BB0 */ /* #define AMGCTLVAL (AMBEN_P0 | AMBEN_P1 | AMBEN_P2 | AMCKEN) #define AMBCTL0VAL (B1WAT_7 | B1RAT_11 | B1HT_2 | B1ST_3 | B1TT_4 | ~B1RDYPOL | \ ~B1RDYEN | B0WAT_7 | B0RAT_11 | B0HT_2 | B0ST_3 | B0TT_4 | ~B0RDYPOL | ~B0RDYEN) #define AMBCTL1VAL (B3WAT_2 | B3RAT_2 | B3HT_1 | B3ST_1 | B3TT_4 | B3RDYPOL | ~B3RDYEN | \ B2WAT_7 | B2RAT_11 | B2HT_2 | B2ST_3 | B2TT_4 | ~B2RDYPOL | ~B2RDYEN) */ #define AMGCTLVAL 0xFF #define AMBCTL0VAL 0x7BB07BB0 #define AMBCTL1VAL 0xFFC27BB0 #define CONFIG_VDSP 1 #ifdef CONFIG_VDSP #define ET_EXEC_VDSP 0x8 #define SHT_STRTAB_VDSP 0x1 #define ELFSHDRSIZE_VDSP 0x2C #define VDSP_ENTRY_ADDR 0xFFA00000 #endif #if defined(CONFIG_BFIN_IDE) #define CONFIG_DOS_PARTITION 1 /* * IDE/ATA stuff */ #undef CONFIG_IDE_8xx_DIRECT /* no pcmcia interface required */ #undef CONFIG_IDE_LED /* no led for ide supported */ #undef CONFIG_IDE_RESET /* no reset for ide supported */ #define CFG_IDE_MAXBUS 1 /* max. 1 IDE busses */ #define CFG_IDE_MAXDEVICE (CFG_IDE_MAXBUS*1) /* max. 1 drives per IDE bus */ #undef AMBCTL1VAL #define AMBCTL1VAL 0xFFC3FFC3 #define CONFIG_CF_ATASEL_DIS 0x20311800 #define CONFIG_CF_ATASEL_ENA 0x20311802 #if defined(CONFIG_BFIN_TRUE_IDE) /* * Note that these settings aren't for the most part used in include/ata.h * when all of the ATA registers are setup */ #define CFG_ATA_BASE_ADDR 0x2031C000 #define CFG_ATA_IDE0_OFFSET 0x0000 #define CFG_ATA_DATA_OFFSET 0x0020 /* Offset for data I/O */ #define CFG_ATA_REG_OFFSET 0x0020 /* Offset for normal register accesses */ #define CFG_ATA_ALT_OFFSET 0x001C /* Offset for alternate registers */ #define CFG_ATA_STRIDE 2 /* CF.A0 --> Blackfin.Ax */ #endif /* CONFIG_BFIN_TRUE_IDE */ #if defined(CONFIG_BFIN_CF_IDE) /* USE CompactFlash Storage Card in the common memory space */ #define CFG_ATA_BASE_ADDR 0x20211800 #define CFG_ATA_IDE0_OFFSET 0x0000 #define CFG_ATA_DATA_OFFSET 0x0000 /* Offset for data I/O */ #define CFG_ATA_REG_OFFSET 0x0000 /* Offset for normal register accesses */ #define CFG_ATA_ALT_OFFSET 0x000E /* Offset for alternate registers */ #define CFG_ATA_STRIDE 1 /* CF.A0 --> Blackfin.Ax */ #endif /* CONFIG_BFIN_CF_IDE */ #if defined(CONFIG_BFIN_HDD_IDE) /* USE TRUE IDE */ #define CFG_ATA_BASE_ADDR 0x20314000 #define CFG_ATA_IDE0_OFFSET 0x0000 #define CFG_ATA_DATA_OFFSET 0x0020 /* Offset for data I/O */ #define CFG_ATA_REG_OFFSET 0x0020 /* Offset for normal register accesses */ #define CFG_ATA_ALT_OFFSET 0x001C /* Offset for alternate registers */ #define CFG_ATA_STRIDE 2 /* CF.A0 --> Blackfin.A1 */ #undef CONFIG_SCLK_DIV #define CONFIG_SCLK_DIV 8 #endif /* CONFIG_BFIN_HDD_IDE */ #endif /*CONFIG_BFIN_IDE */ #endif