upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/include/configs/bf533-ezkit.h

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6.7 KiB

/*
* U-boot - Configuration file for BF533 EZKIT board
*/
#ifndef __CONFIG_EZKIT533_H__
#define __CONFIG_EZKIT533_H__
#include <asm/blackfin-config-pre.h>
#define CONFIG_BAUDRATE 57600
#define CONFIG_BOOTDELAY 5
#define CONFIG_SYS_AUTOLOAD "no" /*rarpb, bootp or dhcp commands will perform only a */
#define CONFIG_SYS_LONGHELP 1
#define CONFIG_CMDLINE_EDITING 1
#define CONFIG_LOADADDR 0x01000000 /* default load address */
#define CONFIG_BOOTCOMMAND "tftp $(loadaddr) linux"
/* #define CONFIG_BOOTARGS "root=/dev/mtdblock0 rw" */
#define CONFIG_DRIVER_SMC91111 1
#define CONFIG_SMC91111_BASE 0x20310300
#if 0
#define CONFIG_MII
#define CONFIG_SYS_DISCOVER_PHY
#endif
#define CONFIG_RTC_BFIN 1
#define CONFIG_BOOT_RETRY_TIME -1 /* Enable this if bootretry required, currently its disabled */
#define CONFIG_PANIC_HANG 1
#define CONFIG_BFIN_CPU bf533-0.3
#define CONFIG_BFIN_BOOT_MODE BFIN_BOOT_BYPASS
/* This sets the default state of the cache on U-Boot's boot */
#define CONFIG_ICACHE_ON
#define CONFIG_DCACHE_ON
/* CONFIG_CLKIN_HZ is any value in Hz */
#define CONFIG_CLKIN_HZ 27000000
/* 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 22
/* 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
#define CONFIG_SPI_BAUD_INITBLOCK 4
#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
#define CONFIG_MEM_SIZE 32 /* 128, 64, 32, 16 */
#define CONFIG_MEM_ADD_WDTH 9 /* 8, 9, 10, 11 */
#define CONFIG_MEM_MT48LC16M16A2TG_75 1
#define CONFIG_LOADS_ECHO 1
/*
* BOOTP options
*/
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
/*
* Command line configuration.
*/
#include <config_cmd_default.h>
#define CONFIG_CMD_PING
#define CONFIG_CMD_ELF
#define CONFIG_CMD_I2C
#define CONFIG_CMD_JFFS2
#define CONFIG_CMD_DATE
#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"
#define CONFIG_SYS_PROMPT "bfin> " /* Monitor Command Prompt */
#if defined(CONFIG_CMD_KGDB)
#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
#else
#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
#endif
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
#define CONFIG_SYS_MEMTEST_START 0x00000000 /* memtest works on */
#define CONFIG_SYS_MEMTEST_END ( (CONFIG_MEM_SIZE - 1) * 1024 * 1024) /* 1 ... 31 MB in DRAM */
#define CONFIG_SYS_LOAD_ADDR 0x01000000 /* default load address */
#define CONFIG_SYS_HZ 1000 /* decrementer freq: 10 ms ticks */
#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
#define CONFIG_SYS_SDRAM_BASE 0x00000000
#define CONFIG_SYS_MAX_RAM_SIZE (CONFIG_MEM_SIZE * 1024 * 1024)
#define CONFIG_SYS_FLASH_BASE 0x20000000
#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_MAX_RAM_SIZE - CONFIG_SYS_MONITOR_LEN)
#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
#define CONFIG_SYS_MALLOC_BASE (CONFIG_SYS_MONITOR_BASE - CONFIG_SYS_MALLOC_LEN)
#define CONFIG_SYS_GBL_DATA_SIZE 0x4000
#define CONFIG_SYS_GBL_DATA_ADDR (CONFIG_SYS_MALLOC_BASE - CONFIG_SYS_GBL_DATA_SIZE)
#define CONFIG_STACKBASE (CONFIG_SYS_GBL_DATA_ADDR - 4)
#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
#define CONFIG_SYS_FLASH0_BASE 0x20000000
#define CONFIG_SYS_FLASH1_BASE 0x20200000
#define CONFIG_SYS_FLASH2_BASE 0x20280000
#define CONFIG_SYS_MAX_FLASH_BANKS 3 /* max number of memory banks */
#define CONFIG_SYS_MAX_FLASH_SECT 40 /* max number of sectors on one chip */
#define CONFIG_ENV_IS_IN_FLASH 1
#define CONFIG_ENV_ADDR 0x20020000
#define CONFIG_ENV_SECT_SIZE 0x10000 /* Total Size of Environment Sector */
/* JFFS Partition offset set */
#define CONFIG_SYS_JFFS2_FIRST_BANK 0
#define CONFIG_SYS_JFFS2_NUM_BANKS 1
/* 512k reserved for u-boot */
#define CONFIG_SYS_JFFS2_FIRST_SECTOR 11
/*
* Stack sizes
*/
#define CONFIG_STACKSIZE (128*1024) /* regular stack */
#define POLL_MODE 1
#define FLASH_TOT_SECT 40
#define FLASH_SIZE 0x220000
#define CONFIG_SYS_FLASH_SIZE 0x220000
/*
* Initialize PSD4256 registers for using I2C
*/
#define CONFIG_MISC_INIT_R
/*
* 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 */
/*
* 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 */
#define CONFIG_SYS_I2C_SPEED 50000
#define CONFIG_SYS_I2C_SLAVE 0xFE
#define CONFIG_SYS_BOOTM_LEN 0x4000000 /* Large Image Length, set to 64 Meg */
#define CONFIG_EBIU_SDRRC_VAL 0x398
#define CONFIG_EBIU_SDGCTL_VAL 0x91118d
#define CONFIG_EBIU_SDBCTL_VAL 0x13
#define CONFIG_EBIU_AMGCTL_VAL 0xFF
#define CONFIG_EBIU_AMBCTL0_VAL 0x7BB07BB0
#define CONFIG_EBIU_AMBCTL1_VAL 0xFFC27BB0
#include <asm/blackfin-config-post.h>
#endif