245 lines
8.3 KiB
C
245 lines
8.3 KiB
C
/*
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* 2004-2005 Gary Jennejohn <garyj@denx.de>
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*
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* Configuration settings for the CMC PU2 board.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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/* ARM asynchronous clock */
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#define AT91C_MAIN_CLOCK 179712000 /* from 18.432 MHz crystal (18432000 / 4 * 39) */
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#define AT91C_MASTER_CLOCK (AT91C_MAIN_CLOCK/3) /* peripheral clock */
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#define AT91_SLOW_CLOCK 32768 /* slow clock */
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#define CONFIG_ARM920T 1 /* This is an ARM920T Core */
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#define CONFIG_AT91RM9200 1 /* It's an Atmel AT91RM9200 SoC */
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#define CONFIG_CMC_PU2 1 /* on an CMC_PU2 Board */
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#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
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#define USE_920T_MMU 1
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#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
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#define CONFIG_SETUP_MEMORY_TAGS 1
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#define CONFIG_INITRD_TAG 1
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#ifndef CONFIG_SKIP_LOWLEVEL_INIT
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#define CFG_USE_MAIN_OSCILLATOR 1
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/* flash */
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#define MC_PUIA_VAL 0x00000000
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#define MC_PUP_VAL 0x00000000
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#define MC_PUER_VAL 0x00000000
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#define MC_ASR_VAL 0x00000000
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#define MC_AASR_VAL 0x00000000
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#define EBI_CFGR_VAL 0x00000000
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#define SMC2_CSR_VAL 0x100032ad /* 16bit, 2 TDF, 4 WS */
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/* clocks */
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#define PLLAR_VAL 0x2026BE04 /* 179,712 MHz for PCK */
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#define PLLBR_VAL 0x10483E0E /* 48.054857 MHz (divider by 2 for USB) */
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#define MCKR_VAL 0x00000202 /* PCK/3 = MCK Master Clock = 69.120MHz from PLLA */
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/* sdram */
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#define PIOC_ASR_VAL 0xFFFF0000 /* Configure PIOC as peripheral (D16/D31) */
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#define PIOC_BSR_VAL 0x00000000
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#define PIOC_PDR_VAL 0xFFFF0000
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#define EBI_CSA_VAL 0x00000002 /* CS1=SDRAM */
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#define SDRC_CR_VAL 0x3399c1d4 /* set up the SDRAM */
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#define SDRAM 0x20000000 /* address of the SDRAM */
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#define SDRAM1 0x20000080 /* address of the SDRAM */
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#define SDRAM_VAL 0x00000000 /* value written to SDRAM */
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#define SDRC_MR_VAL 0x00000002 /* Precharge All */
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#define SDRC_MR_VAL1 0x00000004 /* refresh */
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#define SDRC_MR_VAL2 0x00000003 /* Load Mode Register */
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#define SDRC_MR_VAL3 0x00000000 /* Normal Mode */
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#define SDRC_TR_VAL 0x000002E0 /* Write refresh rate */
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#endif /* CONFIG_SKIP_LOWLEVEL_INIT */
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/*
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* Size of malloc() pool
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*/
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#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
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#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
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#define CONFIG_BAUDRATE 9600
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/*
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* Hardware drivers
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*/
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/* define one of these to choose the DBGU, USART0 or USART1 as console */
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#undef CONFIG_DBGU
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#define CONFIG_USART0
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#undef CONFIG_USART1
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#undef CONFIG_HWFLOW /* don't include RTS/CTS flow control support */
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#undef CONFIG_MODEM_SUPPORT /* disable modem initialization stuff */
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#define CONFIG_HARD_I2C
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#ifdef CONFIG_HARD_I2C
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#define CFG_I2C_SPEED 0 /* not used */
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#define CFG_I2C_SLAVE 0 /* not used */
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#define CONFIG_RTC_RS5C372A /* RICOH I2C RTC */
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#define CFG_I2C_RTC_ADDR 0x32
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#define CFG_I2C_EEPROM_ADDR 0x50
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#define CFG_I2C_EEPROM_ADDR_LEN 1
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#define CFG_I2C_EEPROM_ADDR_OVERFLOW
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#endif
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/* still about 20 kB free with this defined */
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#define CFG_LONGHELP
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#define CONFIG_BOOTDELAY 1
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#ifdef CONFIG_HARD_I2C
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#define CONFIG_COMMANDS \
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((CONFIG_CMD_DFL | \
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CFG_CMD_DATE | \
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CFG_CMD_DHCP | \
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CFG_CMD_EEPROM | \
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CFG_CMD_I2C | \
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CFG_CMD_NFS | \
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CFG_CMD_SNTP ) & \
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~(CFG_CMD_FPGA | CFG_CMD_MISC) )
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#else
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#define CONFIG_COMMANDS \
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((CONFIG_CMD_DFL | \
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CFG_CMD_DHCP | \
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CFG_CMD_NFS | \
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CFG_CMD_SNTP ) & \
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~(CFG_CMD_FPGA | CFG_CMD_MISC) )
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#define CONFIG_TIMESTAMP
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#endif
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#define CFG_LONGHELP
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/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
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#include <cmd_confdefs.h>
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#define AT91_SMART_MEDIA_ALE (1 << 22) /* our ALE is AD22 */
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#define AT91_SMART_MEDIA_CLE (1 << 21) /* our CLE is AD21 */
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#define CONFIG_NR_DRAM_BANKS 1
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#define PHYS_SDRAM 0x20000000
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#define PHYS_SDRAM_SIZE 0x1000000 /* 16 megs */
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#define CFG_MEMTEST_START PHYS_SDRAM
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#define CFG_MEMTEST_END CFG_MEMTEST_START + PHYS_SDRAM_SIZE - 262144
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#define CONFIG_DRIVER_ETHER
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#define CONFIG_NET_RETRY_COUNT 20
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#define CONFIG_AT91C_USE_RMII
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#define CFG_SPI_WRITE_TOUT (5*CFG_HZ)
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#define CFG_MAX_DATAFLASH_BANKS 2
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#define CFG_MAX_DATAFLASH_PAGES 16384
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#define CFG_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* Logical adress for CS0 */
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#define CFG_DATAFLASH_LOGIC_ADDR_CS3 0xD0000000 /* Logical adress for CS3 */
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#define PHYS_FLASH_1 0x10000000
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#define PHYS_FLASH_SIZE 0x800000 /* 8 megs main flash */
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#define CFG_FLASH_BASE PHYS_FLASH_1
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#define CFG_MONITOR_BASE CFG_FLASH_BASE
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#define CFG_MAX_FLASH_BANKS 1
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#define CFG_MAX_FLASH_SECT 256
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#define CFG_FLASH_ERASE_TOUT (11 * CFG_HZ) /* Timeout for Flash Erase */
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#define CFG_FLASH_WRITE_TOUT ( 2 * CFG_HZ) /* Timeout for Flash Write */
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#define CFG_ENV_IS_IN_FLASH 1
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#define CFG_ENV_OFFSET 0x20000 /* after u-boot.bin */
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#define CFG_ENV_SECT_SIZE (64 << 10) /* sectors are 64 kB */
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#define CFG_ENV_SIZE (16 << 10) /* Use only 16 kB */
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#define CFG_LOAD_ADDR 0x21000000 /* default load address */
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#define CFG_BAUDRATE_TABLE { 115200, 57600, 38400, 19200, 9600 }
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#define CFG_PROMPT "=> " /* Monitor Command Prompt */
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#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
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#define CFG_MAXARGS 32 /* max number of command args */
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#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
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#ifndef __ASSEMBLY__
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/*-----------------------------------------------------------------------
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* Board specific extension for bd_info
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*
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* This structure is embedded in the global bd_info (bd_t) structure
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* and can be used by the board specific code (eg board/...)
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*/
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struct bd_info_ext {
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/* helper variable for board environment handling
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*
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* env_crc_valid == 0 => uninitialised
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* env_crc_valid > 0 => environment crc in flash is valid
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* env_crc_valid < 0 => environment crc in flash is invalid
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*/
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int env_crc_valid;
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};
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#endif /* __ASSEMBLY__ */
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#define CFG_HZ 1000
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#define CFG_HZ_CLOCK (AT91C_MASTER_CLOCK/2) /* AT91C_TC0_CMR is implicitly set to */
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/* AT91C_TC_TIMER_DIV1_CLOCK */
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#define CONFIG_STACKSIZE (32*1024) /* regular stack */
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#ifdef CONFIG_USE_IRQ
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#error CONFIG_USE_IRQ not supported
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#endif
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"net_nfs=tftp ${loadaddr} ${bootfile};run nfsargs addip addcons " \
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"addmtd;bootm\0" \
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"nfsargs=setenv bootargs root=/dev/nfs rw " \
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"nfsroot=${serverip}:${rootpath}\0" \
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"net_cramfs=tftp ${loadaddr} ${bootfile}; run flashargs addip " \
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"addcons addmtd; bootm\0" \
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"flash_cramfs=run flashargs addip addcons addmtd; bootm 10030000\0" \
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"flashargs=setenv bootargs root=/dev/mtdblock3 ro\0" \
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"addip=setenv bootargs ${bootargs} ethaddr=${ethaddr} " \
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"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:" \
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"${hostname}::off\0" \
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"addcons=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0" \
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"addmtd=setenv bootargs ${bootargs} mtdparts=cmc_pu2:128k(uboot)ro," \
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"64k(environment),768k(linux),4096k(root),-\0" \
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"load=tftp ${loadaddr} ${loadfile}\0" \
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"update=protect off 10000000 1001ffff;erase 10000000 1001ffff; " \
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"cp.b ${loadaddr} 10000000 ${filesize};" \
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"protect on 10000000 1001ffff\0" \
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"updatel=era 10030000 100effff;tftp ${loadaddr} ${bootfile}; " \
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"cp.b ${loadaddr} 10030000 ${filesize}\0" \
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"updatec=era 100f0000 104effff;tftp ${loadaddr} ${cramfsimage}; " \
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"cp.b ${loadaddr} 100f0000 ${filesize}\0" \
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"updatej=era 104f0000 107fffff;tftp ${loadaddr} ${jffsimage}; " \
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"cp.b ${loadaddr} 104f0000 ${filesize}\0" \
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"cramfsimage=cramfs_cmc-pu2.img\0" \
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"jffsimage=jffs2_cmc-pu2.img\0" \
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"loadfile=u-boot_cmc-pu2.bin\0" \
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"bootfile=uImage_cmc-pu2\0" \
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"loadaddr=0x20800000\0" \
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"hostname=CMC-TC-PU2\0" \
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"bootcmd=run dhcp_start;run flash_cramfs\0" \
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"autoload=n\0" \
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"dhcp_start=echo no DHCP\0" \
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"ipaddr=192.168.0.190\0"
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#endif /* __CONFIG_H */
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