/* * 2004-2005 Gary Jennejohn * * Configuration settings for the CMC PU2 board. * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ #ifndef __CONFIG_H #define __CONFIG_H /* ARM asynchronous clock */ #define AT91C_MAIN_CLOCK 179712000 /* from 18.432 MHz crystal (18432000 / 4 * 39) */ #define AT91C_MASTER_CLOCK (AT91C_MAIN_CLOCK/3) /* peripheral clock */ #define AT91_SLOW_CLOCK 32768 /* slow clock */ #define CONFIG_ARM920T 1 /* This is an ARM920T Core */ #define CONFIG_AT91RM9200 1 /* It's an Atmel AT91RM9200 SoC */ #define CONFIG_CMC_PU2 1 /* on an CMC_PU2 Board */ #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ #define USE_920T_MMU 1 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ #define CONFIG_SETUP_MEMORY_TAGS 1 #define CONFIG_INITRD_TAG 1 #ifndef CONFIG_SKIP_LOWLEVEL_INIT #define CFG_USE_MAIN_OSCILLATOR 1 /* flash */ #define MC_PUIA_VAL 0x00000000 #define MC_PUP_VAL 0x00000000 #define MC_PUER_VAL 0x00000000 #define MC_ASR_VAL 0x00000000 #define MC_AASR_VAL 0x00000000 #define EBI_CFGR_VAL 0x00000000 #define SMC2_CSR_VAL 0x100032ad /* 16bit, 2 TDF, 4 WS */ /* clocks */ #define PLLAR_VAL 0x2026BE04 /* 179,712 MHz for PCK */ #define PLLBR_VAL 0x10483E0E /* 48.054857 MHz (divider by 2 for USB) */ #define MCKR_VAL 0x00000202 /* PCK/3 = MCK Master Clock = 69.120MHz from PLLA */ /* sdram */ #define PIOC_ASR_VAL 0xFFFF0000 /* Configure PIOC as peripheral (D16/D31) */ #define PIOC_BSR_VAL 0x00000000 #define PIOC_PDR_VAL 0xFFFF0000 #define EBI_CSA_VAL 0x00000002 /* CS1=SDRAM */ #define SDRC_CR_VAL 0x3399c1d4 /* set up the SDRAM */ #define SDRAM 0x20000000 /* address of the SDRAM */ #define SDRAM1 0x20000080 /* address of the SDRAM */ #define SDRAM_VAL 0x00000000 /* value written to SDRAM */ #define SDRC_MR_VAL 0x00000002 /* Precharge All */ #define SDRC_MR_VAL1 0x00000004 /* refresh */ #define SDRC_MR_VAL2 0x00000003 /* Load Mode Register */ #define SDRC_MR_VAL3 0x00000000 /* Normal Mode */ #define SDRC_TR_VAL 0x000002E0 /* Write refresh rate */ #endif /* CONFIG_SKIP_LOWLEVEL_INIT */ /* * Size of malloc() pool */ #define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024) #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ #define CONFIG_BAUDRATE 9600 /* * Hardware drivers */ /* define one of these to choose the DBGU, USART0 or USART1 as console */ #undef CONFIG_DBGU #define CONFIG_USART0 #undef CONFIG_USART1 #undef CONFIG_HWFLOW /* don't include RTS/CTS flow control support */ #undef CONFIG_MODEM_SUPPORT /* disable modem initialization stuff */ #define CONFIG_HARD_I2C #ifdef CONFIG_HARD_I2C #define CFG_I2C_SPEED 0 /* not used */ #define CFG_I2C_SLAVE 0 /* not used */ #define CONFIG_RTC_RS5C372A /* RICOH I2C RTC */ #define CFG_I2C_RTC_ADDR 0x32 #define CFG_I2C_EEPROM_ADDR 0x50 #define CFG_I2C_EEPROM_ADDR_LEN 1 #define CFG_I2C_EEPROM_ADDR_OVERFLOW #else #define CONFIG_TIMESTAMP #endif /* still about 20 kB free with this defined */ #define CFG_LONGHELP #define CONFIG_BOOTDELAY 1 /* * BOOTP options */ #define CONFIG_BOOTP_BOOTFILESIZE #define CONFIG_BOOTP_BOOTPATH #define CONFIG_BOOTP_GATEWAY #define CONFIG_BOOTP_HOSTNAME /* * Command line configuration. */ #include #define CONFIG_CMD_DHCP #define CONFIG_CMD_NFS #define CONFIG_CMD_SNTP #undef CONFIG_CMD_FPGA #undef CONFIG_CMD_MISC #if defined(CONFIG_HARD_I2C) #define CONFIG_CMD_DATE #define CONFIG_CMD_EEPROM #define CONFIG_CMD_I2C #endif #define CFG_LONGHELP #define AT91_SMART_MEDIA_ALE (1 << 22) /* our ALE is AD22 */ #define AT91_SMART_MEDIA_CLE (1 << 21) /* our CLE is AD21 */ #define CONFIG_NR_DRAM_BANKS 1 #define PHYS_SDRAM 0x20000000 #define PHYS_SDRAM_SIZE 0x1000000 /* 16 megs */ #define CFG_MEMTEST_START PHYS_SDRAM #define CFG_MEMTEST_END CFG_MEMTEST_START + PHYS_SDRAM_SIZE - 262144 #define CONFIG_DRIVER_ETHER #define CONFIG_NET_RETRY_COUNT 20 #define CONFIG_AT91C_USE_RMII #define CFG_SPI_WRITE_TOUT (5*CFG_HZ) #define CFG_MAX_DATAFLASH_BANKS 2 #define CFG_MAX_DATAFLASH_PAGES 16384 #define CFG_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* Logical adress for CS0 */ #define CFG_DATAFLASH_LOGIC_ADDR_CS3 0xD0000000 /* Logical adress for CS3 */ #define PHYS_FLASH_1 0x10000000 #define PHYS_FLASH_SIZE 0x800000 /* 8 megs main flash */ #define CFG_FLASH_BASE PHYS_FLASH_1 #define CFG_MONITOR_BASE CFG_FLASH_BASE #define CFG_MAX_FLASH_BANKS 1 #define CFG_MAX_FLASH_SECT 256 #define CFG_FLASH_ERASE_TOUT (11 * CFG_HZ) /* Timeout for Flash Erase */ #define CFG_FLASH_WRITE_TOUT ( 2 * CFG_HZ) /* Timeout for Flash Write */ #define CFG_ENV_IS_IN_FLASH 1 #define CFG_ENV_OFFSET 0x20000 /* after u-boot.bin */ #define CFG_ENV_SECT_SIZE (64 << 10) /* sectors are 64 kB */ #define CFG_ENV_SIZE (16 << 10) /* Use only 16 kB */ #define CFG_LOAD_ADDR 0x21000000 /* default load address */ #define CFG_BAUDRATE_TABLE { 115200, 57600, 38400, 19200, 9600 } #define CFG_PROMPT "=> " /* Monitor Command Prompt */ #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ #define CFG_MAXARGS 32 /* max number of command args */ #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ #ifndef __ASSEMBLY__ /*----------------------------------------------------------------------- * Board specific extension for bd_info * * This structure is embedded in the global bd_info (bd_t) structure * and can be used by the board specific code (eg board/...) */ struct bd_info_ext { /* helper variable for board environment handling * * env_crc_valid == 0 => uninitialised * env_crc_valid > 0 => environment crc in flash is valid * env_crc_valid < 0 => environment crc in flash is invalid */ int env_crc_valid; }; #endif /* __ASSEMBLY__ */ #define CFG_HZ 1000 #define CFG_HZ_CLOCK (AT91C_MASTER_CLOCK/2) /* AT91C_TC0_CMR is implicitly set to */ /* AT91C_TC_TIMER_DIV1_CLOCK */ #define CONFIG_STACKSIZE (32*1024) /* regular stack */ #ifdef CONFIG_USE_IRQ #error CONFIG_USE_IRQ not supported #endif #define CONFIG_EXTRA_ENV_SETTINGS \ "net_nfs=tftp ${loadaddr} ${bootfile};run nfsargs addip addcons " \ "addmtd;bootm\0" \ "nfsargs=setenv bootargs root=/dev/nfs rw " \ "nfsroot=${serverip}:${rootpath}\0" \ "net_cramfs=tftp ${loadaddr} ${bootfile}; run flashargs addip " \ "addcons addmtd; bootm\0" \ "flash_cramfs=run flashargs addip addcons addmtd; bootm 10030000\0" \ "flashargs=setenv bootargs root=/dev/mtdblock3 ro\0" \ "addip=setenv bootargs ${bootargs} ethaddr=${ethaddr} " \ "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:" \ "${hostname}::off\0" \ "addcons=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0" \ "addmtd=setenv bootargs ${bootargs} mtdparts=cmc_pu2:128k(uboot)ro," \ "64k(environment),768k(linux),4096k(root),-\0" \ "load=tftp ${loadaddr} ${loadfile}\0" \ "update=protect off 10000000 1001ffff;erase 10000000 1001ffff; " \ "cp.b ${loadaddr} 10000000 ${filesize};" \ "protect on 10000000 1001ffff\0" \ "updatel=era 10030000 100effff;tftp ${loadaddr} ${bootfile}; " \ "cp.b ${loadaddr} 10030000 ${filesize}\0" \ "updatec=era 100f0000 104effff;tftp ${loadaddr} ${cramfsimage}; " \ "cp.b ${loadaddr} 100f0000 ${filesize}\0" \ "updatej=era 104f0000 107fffff;tftp ${loadaddr} ${jffsimage}; " \ "cp.b ${loadaddr} 104f0000 ${filesize}\0" \ "cramfsimage=cramfs_cmc-pu2.img\0" \ "jffsimage=jffs2_cmc-pu2.img\0" \ "loadfile=u-boot_cmc-pu2.bin\0" \ "bootfile=uImage_cmc-pu2\0" \ "loadaddr=0x20800000\0" \ "hostname=CMC-TC-PU2\0" \ "bootcmd=run dhcp_start;run flash_cramfs\0" \ "autoload=n\0" \ "dhcp_start=echo no DHCP\0" \ "ipaddr=192.168.0.190\0" #endif /* __CONFIG_H */