@ -1,5 +1,5 @@
/*
* CPUAT91 by ( C ) Copyright 2006 Eric Benard
* CPUAT91 by ( C ) Copyright 2006 - 2010 Eric Benard
* eric @ eukrea . com
*
* Configuration settings for the CPUAT91 board .
@ -23,15 +23,12 @@
* MA 02111 - 1307 USA
*/
# ifndef __CONFIG_H
# define __CONFIG_H
# define CONFIG_AT91_LEGACY
# ifndef _CONFIG_CPUAT91_H
# define _CONFIG_CPUAT91_H
# ifdef CONFIG_CPUAT91_RAM
# define CONFIG_SKIP_LOWLEVEL_INIT 1
# define CONFIG_SKIP_RELOCATE_UBOOT 1
# define CONFIG_CPUAT91 1
# else
# define CONFIG_BOOTDELAY 1
# endif
@ -43,6 +40,7 @@
# define CONFIG_ARM920T 1
# define CONFIG_AT91RM9200 1
# define CONFIG_CPUAT91 1
# undef CONFIG_USE_IRQ
# define USE_920T_MMU 1
@ -89,16 +87,36 @@
# undef CONFIG_USART0
# undef CONFIG_USART1
# define CONFIG_HARD_I2C 1
# undef CONFIG_HARD_I2C
# define CONFIG_SOFT_I2C 1
# define AT91_PIN_SDA (1<<25)
# define AT91_PIN_SCL (1<<26)
# define CONFIG_SYS_I2C_INIT_BOARD 1
# define CONFIG_SYS_I2C_SPEED 50000
# define CONFIG_SYS_I2C_SLAVE 0
# define I2C_INIT i2c_init_board();
# define I2C_ACTIVE writel(AT91_PMX_AA_TWD, &pio->pioa.mddr);
# define I2C_TRISTATE writel(AT91_PMX_AA_TWD, &pio->pioa.mder);
# define I2C_READ ((readl(&pio->pioa.pdsr) & AT91_PMX_AA_TWD) != 0)
# define I2C_SDA(bit) \
if ( bit ) \
writel ( AT91_PMX_AA_TWD , & pio - > pioa . sodr ) ; \
else \
writel ( AT91_PMX_AA_TWD , & pio - > pioa . codr ) ;
# define I2C_SCL(bit) \
if ( bit ) \
writel ( AT91_PMX_AA_TWCK , & pio - > pioa . sodr ) ; \
else \
writel ( AT91_PMX_AA_TWCK , & pio - > pioa . codr ) ;
# define I2C_DELAY udelay(2500000 / CONFIG_SYS_I2C_SPEED)
# if defined(CONFIG_HARD_I2C)
# define CONFIG_SYS_I2C_SPEED 50000
# define CONFIG_SYS_I2C_SLAVE 0
# define CONFIG_SYS_I2C_EEPROM_ADDR 0x54
# define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
# define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 1
# define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
# endif
# define CONFIG_BOOTP_BOOTFILESIZE 1
# define CONFIG_BOOTP_BOOTPATH 1
@ -117,10 +135,8 @@
# undef CONFIG_CMD_LOADS
# undef CONFIG_CMD_NFS
# if defined(CONFIG_HARD_I2C)
# define CONFIG_CMD_EEPROM 1
# define CONFIG_CMD_I2C 1
# endif
# define CONFIG_NR_DRAM_BANKS 1
# define PHYS_SDRAM 0x20000000
@ -148,6 +164,7 @@
# define PHYS_FLASH_1 0x10000000
# define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
# define CONFIG_SYS_MAX_FLASH_SECT 128
# define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
# if defined(CONFIG_CMD_USB)
# define CONFIG_USB_OHCI_NEW 1
@ -230,4 +247,4 @@
" flashboot=run ramargs;bootm 10040000 \0 " \
" netboot=run ramargs;tftpboot 21000000 cpuat91/uImage; " \
" bootm 21000000 \0 "
# endif /* __ CONFIG_H */
# endif /* _CONFIG_CPUAT91 _H */