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/*
* U-boot - Configuration file for BF533 EZKIT board
*/
#ifndef __CONFIG_BF533_EZKIT_H__
#define __CONFIG_BF533_EZKIT_H__
#include <asm/config-pre.h>
/*
* Processor Settings
*/
#define CONFIG_BFIN_CPU bf533-0.3
#define CONFIG_BFIN_BOOT_MODE BFIN_BOOT_BYPASS
/*
* Clock Settings
* CCLK = (CLKIN * VCO_MULT) / CCLK_DIV
* SCLK = (CLKIN * VCO_MULT) / SCLK_DIV
*/
/* CONFIG_CLKIN_HZ is any value in Hz */
#define CONFIG_CLKIN_HZ 27000000
/* CLKIN_HALF controls the DF bit in PLL_CTL 0 = CLKIN */
/* 1 = CLKIN / 2 */
#define CONFIG_CLKIN_HALF 0
/* PLL_BYPASS controls the BYPASS bit in PLL_CTL 0 = do not bypass */
/* 1 = bypass PLL */
#define CONFIG_PLL_BYPASS 0
/* VCO_MULT controls the MSEL (multiplier) bits in PLL_CTL */
/* Values can range from 0-63 (where 0 means 64) */
#define CONFIG_VCO_MULT 22
/* CCLK_DIV controls the core clock divider */
/* Values can be 1, 2, 4, or 8 ONLY */
#define CONFIG_CCLK_DIV 1
/* SCLK_DIV controls the system clock divider */
/* Values can range from 1-15 */
#define CONFIG_SCLK_DIV 5
/*
* Memory Settings
*/
#define CONFIG_MEM_SIZE 32
/* Early EZKITs had 32megs, but later have 64megs */
#if (CONFIG_MEM_SIZE == 64)
# define CONFIG_MEM_ADD_WDTH 10
#else
# define CONFIG_MEM_ADD_WDTH 9
#endif
#define CONFIG_EBIU_SDRRC_VAL 0x398
#define CONFIG_EBIU_SDGCTL_VAL 0x91118d
#define CONFIG_EBIU_AMGCTL_VAL 0xFF
#define CONFIG_EBIU_AMBCTL0_VAL 0x7BB07BB0
#define CONFIG_EBIU_AMBCTL1_VAL 0xFFC27BB0
#define CONFIG_SYS_MONITOR_LEN (256 * 1024)
#define CONFIG_SYS_MALLOC_LEN (128 * 1024)
/*
* Network Settings
*/
#define ADI_CMDS_NETWORK 1
#define CONFIG_NET_MULTI
#define CONFIG_SMC91111 1
#define CONFIG_SMC91111_BASE 0x20310300
#define SMC91111_EEPROM_INIT() \
do { \
bfin_write_FIO_DIR(bfin_read_FIO_DIR() | PF1 | PF0); \
bfin_write_FIO_FLAG_C(PF1); \
bfin_write_FIO_FLAG_S(PF0); \
SSYNC(); \
} while (0)
#define CONFIG_HOSTNAME bf533-ezkit
/* Uncomment next line to use fixed MAC address */
/* #define CONFIG_ETHADDR 02:80:ad:20:31:e8 */
/*
* Flash Settings
*/
#define CONFIG_SYS_FLASH_BASE 0x20000000
#define CONFIG_SYS_MAX_FLASH_BANKS 3
#define CONFIG_SYS_MAX_FLASH_SECT 40
#define CONFIG_ENV_IS_IN_FLASH
#define CONFIG_ENV_ADDR 0x20030000
#define CONFIG_ENV_SECT_SIZE 0x10000
#define FLASH_TOT_SECT 40
/*
* I2C Settings
* By default PF1 is used as SDA and PF0 as SCL on the Stamp board
*/
#define CONFIG_SOFT_I2C
#ifdef CONFIG_SOFT_I2C
#define PF_SCL PF0
#define PF_SDA PF1
#define I2C_INIT \
do { \
*pFIO_DIR |= PF_SCL; \
SSYNC(); \
} while (0)
#define I2C_ACTIVE \
do { \
*pFIO_DIR |= PF_SDA; \
*pFIO_INEN &= ~PF_SDA; \
SSYNC(); \
} while (0)
#define I2C_TRISTATE \
do { \
*pFIO_DIR &= ~PF_SDA; \
*pFIO_INEN |= PF_SDA; \
SSYNC(); \
} while (0)
#define I2C_READ ((*pFIO_FLAG_D & PF_SDA) != 0)
#define I2C_SDA(bit) \
do { \
if (bit) \
*pFIO_FLAG_S = PF_SDA; \
else \
*pFIO_FLAG_C = PF_SDA; \
SSYNC(); \
} while (0)
#define I2C_SCL(bit) \
do { \
if (bit) \
*pFIO_FLAG_S = PF_SCL; \
else \
*pFIO_FLAG_C = PF_SCL; \
SSYNC(); \
} while (0)
#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
#define CONFIG_SYS_I2C_SPEED 50000
#define CONFIG_SYS_I2C_SLAVE 0
#endif
/*
* Misc Settings
*/
#define CONFIG_MISC_INIT_R
#define CONFIG_RTC_BFIN
#define CONFIG_UART_CONSOLE 0
/*
* Pull in common ADI header for remaining command/environment setup
*/
#include <configs/bfin_adi_common.h>
#endif
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