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Diffstat (limited to 'include/configs/mp2usb.h')
| -rw-r--r-- | include/configs/mp2usb.h | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/include/configs/mp2usb.h b/include/configs/mp2usb.h new file mode 100644 index 0000000..005e912 --- /dev/null +++ b/include/configs/mp2usb.h @@ -0,0 +1,226 @@ +/* + * 2004-2005 Gary Jennejohn <garyj@denx.de> + * + * Modified for the MP2USB by (C) Copyright 2005 Eric Benard + * ebenard@eukrea.com + * + * Configuration settings for the MP2USB 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 * 45) */ +#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_AT91RM9200DK 1 /* on an AT91RM9200DK Board */ +#define CONFIG_MP2USB 1 /* on an MP2USB 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 + +#define CFG_ATMEL_PLL_INIT_BUG 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 0x00003084 /* 16bit, 2 TDF, 4 WS */ + +/* clocks */ +#define PLLAR_VAL 0x20263E04 /* 180 MHz for PCK */ +#define PLLBR_VAL 0x10483E0E /* 48 MHz (divider by 2 for USB) */ +#define MCKR_VAL 0x00000202 /* PCK/3 = MCK Master Clock = 60MHz 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 0x3211295A /* set up the SDRAM */ +#define SDRAM 0x20000000 /* address of the SDRAM */ +#define SDRAM1 0x20000020 /* 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 115200 + +#define CFG_AT91C_BRGR_DIVISOR 33 /* hardcode so no __divsi3 : AT91C_MASTER_CLOCK /(baudrate * 16) */ + +/* + * Hardware drivers + */ + +/* define one of these to choose the DBGU, USART0 or USART1 as console */ +#define CONFIG_DBGU +#undef CONFIG_USART0 +#undef CONFIG_USART1 + +#undef CONFIG_HWFLOW /* don't include RTS/CTS flow control support */ + +#undef CONFIG_MODEM_SUPPORT /* disable modem initialization stuff */ + +#undef 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 +#endif +/* still about 20 kB free with this defined */ +#define CFG_LONGHELP + +#define CONFIG_BOOTDELAY 3 + +#ifdef CONFIG_HARD_I2C +#define CONFIG_COMMANDS \ + ((CONFIG_CMD_DFL | \ + CFG_CMD_DATE | \ + CFG_CMD_DHCP | \ + CFG_CMD_EEPROM | \ + CFG_CMD_I2C | \ + CFG_CMD_NFS | \ + CFG_CMD_SNTP | \ + CFG_CMD_MISC)) +#else +#define CONFIG_COMMANDS \ + ((CONFIG_CMD_DFL | \ + CFG_CMD_DHCP | \ + CFG_CMD_NFS | \ + CFG_CMD_SNTP | \ + CFG_CMD_CACHE) & \ + ~(CFG_CMD_BDI | \ + CFG_CMD_IMI | \ + CFG_CMD_AUTOSCRIPT | \ + CFG_CMD_FPGA | \ + CFG_CMD_MISC | \ + CFG_CMD_LOADS )) +#define CONFIG_TIMESTAMP +#endif +#define CFG_LONGHELP + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +#define CONFIG_NR_DRAM_BANKS 1 +#define PHYS_SDRAM 0x20000000 +#define PHYS_SDRAM_SIZE 0x08000000 /* 128 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 +#undef CONFIG_AT91C_USE_RMII + +#define PHYS_FLASH_1 0x10000000 +#define PHYS_FLASH_SIZE 0x1000000 /* 16 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 (2 * CFG_HZ) /* Timeout for Flash Erase */ +#define CFG_FLASH_WRITE_TOUT (2 * CFG_HZ) /* Timeout for Flash Write */ +#define CFG_FLASH_LOCK_TOUT (10*CFG_HZ) /* Timeout for Flash Set Lock Bit */ +#define CFG_FLASH_UNLOCK_TOUT (10*CFG_HZ) /* Timeout for Flash Clear Lock Bits */ +#define CFG_FLASH_PROTECTION /* "Real" (hardware) sectors protection */ + +#define CFG_ENV_IS_IN_FLASH 1 +#define CFG_ENV_OFFSET 0x20000 /* after u-boot.bin */ +#define CFG_ENV_ADDR (CFG_FLASH_BASE+CFG_ENV_OFFSET) +#define CFG_ENV_SIZE 0x20000 + +#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 CFG_DEVICE_NULLDEV 1 /* enble null device */ +#undef CONFIG_SILENT_CONSOLE /* enable silent startup */ + +#define CONFIG_AUTOBOOT_KEYED +#define CONFIG_AUTOBOOT_PROMPT "Press SPACE to abort autoboot in %d seconds\n" +#define CONFIG_AUTOBOOT_STOP_STR " " +#define CONFIG_AUTOBOOT_DELAY_STR "d" + +#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */ + +#endif /* __CONFIG_H */ |