249 lines
6.1 KiB
C
249 lines
6.1 KiB
C
/*
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* U-boot - Configuration file for BlackStamp board
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* Configuration by Ben Matthews for UR LLE using bf533-stamp.h
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* as a template
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* See http://blackfin.uclinux.org/gf/project/blackstamp/
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*/
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#ifndef __CONFIG_BLACKSTAMP_H__
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#define __CONFIG_BLACKSTAMP_H__
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#include <asm/config-pre.h>
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/*
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* Debugging: Set these options if you're having problems
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*/
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/*
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* #define CONFIG_DEBUG_EARLY_SERIAL
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* #define DEBUG
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* #define CONFIG_DEBUG_DUMP
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* #define CONFIG_DEBUG_DUMP_SYMS
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*/
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#define CONFIG_PANIC_HANG 0
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/* CPU Options
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* Be sure to set the Silicon Revision Correctly
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*/
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#define CONFIG_BFIN_CPU bf532-0.5
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#define CONFIG_BFIN_BOOT_MODE BFIN_BOOT_SPI_MASTER
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/*
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* Board settings
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*/
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#define CONFIG_SMC91111 1
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#define CONFIG_SMC91111_BASE 0x20300300
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/* FLASH/ETHERNET uses the same address range
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* Depending on what you have the CPLD doing
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* this probably isn't needed
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*/
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#define SHARED_RESOURCES 1
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/* Is I2C bit-banged? */
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/*
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* Clock Settings
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* CCLK = (CLKIN * VCO_MULT) / CCLK_DIV
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* SCLK = (CLKIN * VCO_MULT) / SCLK_DIV
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*/
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/* CONFIG_CLKIN_HZ is any value in Hz */
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#define CONFIG_CLKIN_HZ 25000000
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/* CLKIN_HALF controls the DF bit in PLL_CTL 0 = CLKIN */
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/* 1 = CLKIN / 2 */
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#define CONFIG_CLKIN_HALF 0
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/* PLL_BYPASS controls the BYPASS bit in PLL_CTL 0 = do not bypass */
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/* 1 = bypass PLL */
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#define CONFIG_PLL_BYPASS 0
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/* VCO_MULT controls the MSEL (multiplier) bits in PLL_CTL */
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/* Values can range from 0-63 (where 0 means 64) */
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#define CONFIG_VCO_MULT 16
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/* CCLK_DIV controls the core clock divider */
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/* Values can be 1, 2, 4, or 8 ONLY */
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#define CONFIG_CCLK_DIV 1
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/* SCLK_DIV controls the system clock divider */
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/* Values can range from 1-15 */
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#define CONFIG_SCLK_DIV 3
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/*
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* Network settings
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*/
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#ifdef CONFIG_SMC91111
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#define CONFIG_IPADDR 192.168.0.15
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#define CONFIG_NETMASK 255.255.255.0
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#define CONFIG_GATEWAYIP 192.168.0.1
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#define CONFIG_SERVERIP 192.168.0.2
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#define CONFIG_HOSTNAME blackstamp
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#define CONFIG_ROOTPATH "/checkout/uClinux-dist/romfs"
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#define CONFIG_SYS_AUTOLOAD "no"
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/* To remove hardcoding and enable MAC storage in EEPROM */
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/* #define CONFIG_ETHADDR 02:80:ad:20:31:b8 */
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#endif
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#define CONFIG_ENV_IS_IN_SPI_FLASH
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#define CONFIG_ENV_OFFSET 0x40000
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#define CONFIG_ENV_SIZE 0x2000
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#define CONFIG_ENV_SECT_SIZE 0x40000
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/*
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* SDRAM settings & memory map
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*/
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#define CONFIG_MEM_SIZE 64 /* 128, 64, 32, 16 */
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#define CONFIG_MEM_ADD_WDTH 10 /* 8, 9, 10, 11 */
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#define CONFIG_SYS_MONITOR_LEN (256 << 10)
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#define CONFIG_SYS_MALLOC_LEN (384 << 10)
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/*
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* Command settings
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*/
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#define CONFIG_SYS_LONGHELP 1
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#define CONFIG_CMDLINE_EDITING 1
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#define CONFIG_AUTO_COMPLETE 1
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#define CONFIG_ENV_OVERWRITE 1
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#include <config_cmd_default.h>
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#ifdef CONFIG_SMC91111
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# define CONFIG_CMD_DHCP
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# define CONFIG_CMD_PING
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#else
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# undef CONFIG_CMD_NET
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#endif
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#ifdef CONFIG_SYS_I2C_SOFT
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# define CONFIG_CMD_I2C
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#endif
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#define CONFIG_CMD_BOOTLDR
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#define CONFIG_CMD_CACHE
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#define CONFIG_CMD_CPLBINFO
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#define CONFIG_CMD_DATE
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#define CONFIG_CMD_SF
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#define CONFIG_CMD_ELF
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#define CONFIG_BOOTDELAY 5
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#define CONFIG_BOOTCOMMAND "run ramboot"
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#define CONFIG_BOOTARGS \
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"root=/dev/mtdblock0 rw " \
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"clkin_hz=" __stringify(CONFIG_CLKIN_HZ) " " \
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"earlyprintk=" \
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"serial," \
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"uart" __stringify(CONFIG_UART_CONSOLE) "," \
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__stringify(CONFIG_BAUDRATE) " " \
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"console=ttyBF0," __stringify(CONFIG_BAUDRATE)
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#if defined(CONFIG_CMD_NET)
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# if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_BYPASS)
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# define UBOOT_ENV_FILE "u-boot.bin"
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# else
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# define UBOOT_ENV_FILE "u-boot.ldr"
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# endif
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# if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_SPI_MASTER)
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# ifdef CONFIG_SPI
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# define UBOOT_ENV_UPDATE \
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"eeprom write $(loadaddr) 0x0 $(filesize)"
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# else
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# define UBOOT_ENV_UPDATE \
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"sf probe " __stringify(BFIN_BOOT_SPI_SSEL) ";" \
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"sf erase 0 0x40000;" \
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"sf write $(loadaddr) 0 $(filesize)"
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# endif
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# else
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# define UBOOT_ENV_UPDATE \
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"protect off 0x20000000 0x2003FFFF;" \
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"erase 0x20000000 0x2003FFFF;" \
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"cp.b $(loadaddr) 0x20000000 $(filesize)"
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# endif
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# define NETWORK_ENV_SETTINGS \
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"ubootfile=" UBOOT_ENV_FILE "\0" \
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"update=" \
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"tftp $(loadaddr) $(ubootfile);" \
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UBOOT_ENV_UPDATE \
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"\0" \
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"addip=set bootargs $(bootargs) " \
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"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):" \
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"$(hostname):eth0:off" \
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"\0" \
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"ramargs=set bootargs " CONFIG_BOOTARGS "\0" \
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"ramboot=" \
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"tftp $(loadaddr) uImage;" \
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"run ramargs;" \
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"run addip;" \
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"bootm" \
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"\0" \
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"nfsargs=set bootargs " \
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"root=/dev/nfs rw " \
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"nfsroot=$(serverip):$(rootpath),tcp,nfsvers=3" \
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"\0" \
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"nfsboot=" \
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"tftp $(loadaddr) vmImage;" \
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"run nfsargs;" \
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"run addip;" \
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"bootm" \
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"\0"
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#else
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# define NETWORK_ENV_SETTINGS
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#endif
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/*
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* Console settings
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*/
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#define CONFIG_BAUDRATE 57600
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#define CONFIG_LOADS_ECHO 1
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#define CONFIG_UART_CONSOLE 0
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#define CONFIG_BFIN_SERIAL
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/*
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* I2C settings
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* By default PF2 is used as SDA and PF3 as SCL on the Stamp board
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* Located on the expansion connector on pins 86/85
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* Note these pins are arbitrarily chosen because we aren't using
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* them yet. You can (and probably should) change these values!
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*/
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#ifdef CONFIG_SYS_I2C_SOFT
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#define CONFIG_SOFT_I2C_GPIO_SCL GPIO_PF9
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#define CONFIG_SOFT_I2C_GPIO_SDA GPIO_PF8
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#define CONFIG_SYS_I2C_SOFT_SPEED 50000
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#define CONFIG_SYS_I2C_SOFT_SLAVE 0xFE
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#endif
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/*
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* Miscellaneous configurable options
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*/
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#define CONFIG_RTC_BFIN 1
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/*
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* Serial Flash Infomation
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*/
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#define CONFIG_BFIN_SPI
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/* For the M25P64 SCK Should be Kept < 15Mhz */
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#define CONFIG_ENV_SPI_MAX_HZ 15000000
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#define CONFIG_SF_DEFAULT_SPEED 15000000
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#define CONFIG_SPI_FLASH
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#define CONFIG_SPI_FLASH_STMICRO
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/*
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* FLASH organization and environment definitions
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*/
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#define CONFIG_EBIU_AMGCTL_VAL 0xFF
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#define CONFIG_EBIU_AMBCTL0_VAL 0xBBC3BBC3
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#define CONFIG_EBIU_AMBCTL1_VAL 0x99B39983
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#define CONFIG_EBIU_SDRRC_VAL 0x268
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#define CONFIG_EBIU_SDGCTL_VAL 0x911109
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/* Even though Rev C boards have Parallel Flash
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* We aren't supporting it. Newer versions of the
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* hardware don't support Parallel Flash at all.
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*/
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#define CONFIG_SYS_NO_FLASH
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#undef CONFIG_CMD_IMLS
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#undef CONFIG_CMD_JFFS2
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#undef CONFIG_CMD_FLASH
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#endif
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