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path: root/include/configs/bf533-ezkit.h
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/*
 * 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		0

#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