u-boot-brain/include/configs/bf533-ezkit.h
Mike Frysinger 4c5f307d58 Blackfin: bf533-ezkit: update env location
The u-boot image has outgrown the current space and overflowed into the
env sector.  So move the env to the next available sector (we've already
allocated the first few sectors anyways for u-boot).

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-09-30 15:15:06 -04:00

156 lines
3.4 KiB
C

/*
* 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_DRIVER_SMC91111 1
#define CONFIG_SMC91111_BASE 0x20310300
#define SMC91111_EEPROM_INIT() \
do { \
*pFIO_DIR |= PF1; \
*pFIO_FLAG_S = PF1; \
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