mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-16 01:38:22 +00:00
215 lines
6.4 KiB
C
215 lines
6.4 KiB
C
/*
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* U-boot - Configuration file for BF533 EZKIT board
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*/
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#ifndef __CONFIG_EZKIT533_H__
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#define __CONFIG_EZKIT533_H__
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#include <asm/blackfin-config-pre.h>
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#define CONFIG_BAUDRATE 57600
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#define CONFIG_BOOTDELAY 5
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#define CFG_AUTOLOAD "no" /*rarpb, bootp or dhcp commands will perform only a */
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#define CFG_LONGHELP 1
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#define CONFIG_CMDLINE_EDITING 1
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#define CONFIG_LOADADDR 0x01000000 /* default load address */
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#define CONFIG_BOOTCOMMAND "tftp $(loadaddr) linux"
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/* #define CONFIG_BOOTARGS "root=/dev/mtdblock0 rw" */
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#define CONFIG_DRIVER_SMC91111 1
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#define CONFIG_SMC91111_BASE 0x20310300
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#if 0
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#define CONFIG_MII
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#define CFG_DISCOVER_PHY
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#endif
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#define CONFIG_RTC_BFIN 1
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#define CONFIG_BOOT_RETRY_TIME -1 /* Enable this if bootretry required, currently its disabled */
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#define CONFIG_PANIC_HANG 1
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#define CONFIG_BFIN_CPU bf533-0.3
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#define CONFIG_BFIN_BOOT_MODE BFIN_BOOT_BYPASS
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/* This sets the default state of the cache on U-Boot's boot */
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#define CONFIG_ICACHE_ON
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#define CONFIG_DCACHE_ON
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/* CONFIG_CLKIN_HZ is any value in Hz */
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#define CONFIG_CLKIN_HZ 27000000
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/* CONFIG_CLKIN_HALF controls what is passed to PLL 0=CLKIN */
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/* 1=CLKIN/2 */
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#define CONFIG_CLKIN_HALF 0
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/* CONFIG_PLL_BYPASS controls if the PLL is used 0=don't bypass */
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/* 1=bypass PLL */
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#define CONFIG_PLL_BYPASS 0
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/* CONFIG_VCO_MULT controls what the multiplier of the PLL is. */
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/* Values can range from 1-64 */
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#define CONFIG_VCO_MULT 22
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/* CONFIG_CCLK_DIV controls what the core clock divider is */
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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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/* CONFIG_SCLK_DIV controls what the peripheral clock divider is */
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/* Values can range from 1-15 */
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#define CONFIG_SCLK_DIV 5
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/* CONFIG_SPI_BAUD controls the SPI peripheral clock divider */
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/* Values can range from 2-65535 */
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/* SCK Frequency = SCLK / (2 * CONFIG_SPI_BAUD) */
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#define CONFIG_SPI_BAUD 2
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#define CONFIG_SPI_BAUD_INITBLOCK 4
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#if ( CONFIG_CLKIN_HALF == 0 )
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#define CONFIG_VCO_HZ ( CONFIG_CLKIN_HZ * CONFIG_VCO_MULT )
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#else
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#define CONFIG_VCO_HZ (( CONFIG_CLKIN_HZ * CONFIG_VCO_MULT ) / 2 )
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#endif
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#if (CONFIG_PLL_BYPASS == 0)
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#define CONFIG_CCLK_HZ ( CONFIG_VCO_HZ / CONFIG_CCLK_DIV )
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#define CONFIG_SCLK_HZ ( CONFIG_VCO_HZ / CONFIG_SCLK_DIV )
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#else
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#define CONFIG_CCLK_HZ CONFIG_CLKIN_HZ
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#define CONFIG_SCLK_HZ CONFIG_CLKIN_HZ
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#endif
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#define CONFIG_MEM_SIZE 32 /* 128, 64, 32, 16 */
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#define CONFIG_MEM_ADD_WDTH 9 /* 8, 9, 10, 11 */
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#define CONFIG_MEM_MT48LC16M16A2TG_75 1
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#define CONFIG_LOADS_ECHO 1
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_BOOTFILESIZE
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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/*
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* Command line configuration.
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*/
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#include <config_cmd_default.h>
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_ELF
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#define CONFIG_CMD_I2C
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#define CONFIG_CMD_JFFS2
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#define CONFIG_CMD_DATE
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#define CONFIG_BOOTARGS "root=/dev/mtdblock0 ip=192.168.0.15:192.168.0.2:192.168.0.1:255.255.255.0:ezkit:eth0:off console=ttyBF0,57600"
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#define CFG_PROMPT "bfin> " /* Monitor Command Prompt */
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#if defined(CONFIG_CMD_KGDB)
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#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
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#else
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#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
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#endif
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#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
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#define CFG_MAXARGS 16 /* max number of command args */
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#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
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#define CFG_MEMTEST_START 0x00000000 /* memtest works on */
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#define CFG_MEMTEST_END ( (CONFIG_MEM_SIZE - 1) * 1024 * 1024) /* 1 ... 31 MB in DRAM */
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#define CFG_LOAD_ADDR 0x01000000 /* default load address */
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#define CFG_HZ 1000 /* decrementer freq: 10 ms ticks */
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#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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#define CFG_SDRAM_BASE 0x00000000
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#define CFG_MAX_RAM_SIZE (CONFIG_MEM_SIZE * 1024 * 1024)
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#define CFG_FLASH_BASE 0x20000000
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#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
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#define CFG_MONITOR_BASE (CFG_MAX_RAM_SIZE - CFG_MONITOR_LEN)
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#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
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#define CFG_MALLOC_BASE (CFG_MONITOR_BASE - CFG_MALLOC_LEN)
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#define CFG_GBL_DATA_SIZE 0x4000
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#define CFG_GBL_DATA_ADDR (CFG_MALLOC_BASE - CFG_GBL_DATA_SIZE)
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#define CONFIG_STACKBASE (CFG_GBL_DATA_ADDR - 4)
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#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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#define CFG_FLASH0_BASE 0x20000000
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#define CFG_FLASH1_BASE 0x20200000
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#define CFG_FLASH2_BASE 0x20280000
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#define CFG_MAX_FLASH_BANKS 3 /* max number of memory banks */
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#define CFG_MAX_FLASH_SECT 40 /* max number of sectors on one chip */
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#define CONFIG_ENV_IS_IN_FLASH 1
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#define CFG_ENV_ADDR 0x20020000
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#define CFG_ENV_SECT_SIZE 0x10000 /* Total Size of Environment Sector */
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/* JFFS Partition offset set */
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#define CFG_JFFS2_FIRST_BANK 0
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#define CFG_JFFS2_NUM_BANKS 1
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/* 512k reserved for u-boot */
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#define CFG_JFFS2_FIRST_SECTOR 11
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/*
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* Stack sizes
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*/
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#define CONFIG_STACKSIZE (128*1024) /* regular stack */
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#define POLL_MODE 1
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#define FLASH_TOT_SECT 40
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#define FLASH_SIZE 0x220000
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#define CFG_FLASH_SIZE 0x220000
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/*
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* Initialize PSD4256 registers for using I2C
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*/
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#define CONFIG_MISC_INIT_R
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/*
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* I2C settings
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* By default PF1 is used as SDA and PF0 as SCL on the Stamp board
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*/
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#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
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/*
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* Software (bit-bang) I2C driver configuration
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*/
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#define PF_SCL PF0
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#define PF_SDA PF1
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#define I2C_INIT (*pFIO_DIR |= PF_SCL); asm("ssync;")
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#define I2C_ACTIVE (*pFIO_DIR |= PF_SDA); *pFIO_INEN &= ~PF_SDA; asm("ssync;")
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#define I2C_TRISTATE (*pFIO_DIR &= ~PF_SDA); *pFIO_INEN |= PF_SDA; asm("ssync;")
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#define I2C_READ ((volatile)(*pFIO_FLAG_D & PF_SDA) != 0); asm("ssync;")
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#define I2C_SDA(bit) if(bit) { \
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*pFIO_FLAG_S = PF_SDA; \
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asm("ssync;"); \
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} \
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else { \
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*pFIO_FLAG_C = PF_SDA; \
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asm("ssync;"); \
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}
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#define I2C_SCL(bit) if(bit) { \
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*pFIO_FLAG_S = PF_SCL; \
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asm("ssync;"); \
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} \
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else { \
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*pFIO_FLAG_C = PF_SCL; \
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asm("ssync;"); \
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}
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#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
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#define CFG_I2C_SPEED 50000
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#define CFG_I2C_SLAVE 0xFE
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#define CFG_BOOTM_LEN 0x4000000 /* Large Image Length, set to 64 Meg */
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#define CONFIG_EBIU_SDRRC_VAL 0x398
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#define CONFIG_EBIU_SDGCTL_VAL 0x91118d
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#define CONFIG_EBIU_SDBCTL_VAL 0x13
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#define CONFIG_EBIU_AMGCTL_VAL 0xFF
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#define CONFIG_EBIU_AMBCTL0_VAL 0x7BB07BB0
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#define CONFIG_EBIU_AMBCTL1_VAL 0xFFC27BB0
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#include <asm/blackfin-config-post.h>
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#endif
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