/* * (C) Copyright 2000-2005 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * (C) Copyright 2005-2007 * Beijing UD Technology Co., Ltd., taihusupport@amcc.com * * 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 #define CONFIG_405EP 1 /* this is a PPC405 CPU */ #define CONFIG_4xx 1 /* member of PPC4xx family */ #define CONFIG_TAIHU 1 /* on a taihu board */ #define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f */ #define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */ #define CONFIG_NO_SERIAL_EEPROM /*----------------------------------------------------------------------------*/ #ifdef CONFIG_NO_SERIAL_EEPROM /* !------------------------------------------------------------------------------- ! PLL settings for 333MHz CPU, 111MHz PLB/SDRAM, 55MHz EBC, 33MHz PCI, ! assuming a 33MHz input clock to the 405EP from the C9531. !------------------------------------------------------------------------------- */ #define PLLMR0_333_111_55_37 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \ PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \ PLL_MALDIV_1 | PLL_PCIDIV_3) #define PLLMR1_333_111_55_37 (PLL_FBKDIV_10 | \ PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI) #define PLLMR0_333_111_55_111 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \ PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \ PLL_MALDIV_1 | PLL_PCIDIV_1) #define PLLMR1_333_111_55_111 (PLL_FBKDIV_10 | \ PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI) #define PLLMR0_DEFAULT PLLMR0_333_111_55_37 #define PLLMR1_DEFAULT PLLMR1_333_111_55_37 #define PLLMR0_DEFAULT_PCI66 PLLMR0_333_111_55_111 #define PLLMR1_DEFAULT_PCI66 PLLMR1_333_111_55_111 #endif /*----------------------------------------------------------------------------*/ #define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */ #define CONFIG_ENV_OVERWRITE 1 #define CONFIG_PREBOOT "echo;" \ "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \ "echo" #undef CONFIG_BOOTARGS #define CONFIG_EXTRA_ENV_SETTINGS \ "bootfile=/tftpboot/taihu/uImage\0" \ "rootpath=/opt/eldk/ppc_4xx\0" \ "netdev=eth0\0" \ "hostname=taihu\0" \ "nfsargs=setenv bootargs root=/dev/nfs rw " \ "nfsroot=${serverip}:${rootpath}\0" \ "ramargs=setenv bootargs root=/dev/ram rw\0" \ "addip=setenv bootargs ${bootargs} " \ "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ ":${hostname}:${netdev}:off panic=1\0" \ "addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\ "flash_nfs=run nfsargs addip addtty;" \ "bootm ${kernel_addr}\0" \ "flash_self=run ramargs addip addtty;" \ "bootm ${kernel_addr} ${ramdisk_addr}\0" \ "net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;" \ "bootm\0" \ "kernel_addr=FC000000\0" \ "ramdisk_addr=FC180000\0" \ "load=tftp 200000 /tftpboot/taihu/u-boot.bin\0" \ "update=protect off FFFC0000 FFFFFFFF;era FFFC0000 FFFFFFFF;" \ "cp.b 200000 FFFC0000 40000\0" \ "upd=run load update\0" \ "" #define CONFIG_BOOTCOMMAND "run flash_self" #if 0 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */ #else #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ #endif #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ #define CONFIG_MII 1 /* MII PHY management */ #define CONFIG_PHY_ADDR 0x14 /* PHY address */ #define CONFIG_HAS_ETH0 #define CONFIG_HAS_ETH1 #define CONFIG_PHY1_ADDR 0x10 /* EMAC1 PHY address */ #define CONFIG_NET_MULTI 1 #define CFG_RX_ETH_BUFFER 16 /* Number of ethernet rx buffers & descriptors */ #define CONFIG_PHY_RESET 1 /* * BOOTP options */ #define CONFIG_BOOTP_BOOTFILESIZE #define CONFIG_BOOTP_BOOTPATH #define CONFIG_BOOTP_GATEWAY #define CONFIG_BOOTP_HOSTNAME /* * Command line configuration. */ #include <config_cmd_default.h> #define CONFIG_CMD_ASKENV #define CONFIG_CMD_CACHE #define CONFIG_CMD_DHCP #define CONFIG_CMD_EEPROM #define CONFIG_CMD_ELF #define CONFIG_CMD_I2C #define CONFIG_CMD_IRQ #define CONFIG_CMD_MII #define CONFIG_CMD_NET #define CONFIG_CMD_PCI #define CONFIG_CMD_PING #define CONFIG_CMD_REGINFO #define CONFIG_CMD_SDRAM #define CONFIG_CMD_SPI #undef CONFIG_WATCHDOG /* watchdog disabled */ #undef CONFIG_SPD_EEPROM /* use SPD EEPROM for setup */ #define CFG_SDRAM_SIZE_PER_BANK 0x04000000 /* 64MB */ #define CFG_SDRAM_BANKS 2 /* * SDRAM configuration (please see cpu/ppc/sdram.[ch]) */ #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */ #define CONFIG_SDRAM_BANK1 1 /* init onboard SDRAM bank 1 */ /* SDRAM timings used in datasheet */ #define CFG_SDRAM_CL 3 /* CAS latency */ #define CFG_SDRAM_tRP 20 /* PRECHARGE command period */ #define CFG_SDRAM_tRC 66 /* ACTIVE-to-ACTIVE command period */ #define CFG_SDRAM_tRCD 20 /* ACTIVE-to-READ delay */ #define CFG_SDRAM_tRFC 66 /* Auto refresh period */ /* * Miscellaneous configurable options */ #define CFG_LONGHELP /* undef to save memory */ #define CFG_PROMPT "=> " /* Monitor Command Prompt */ #if defined(CONFIG_CMD_KGDB) #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ #else #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ #endif #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* print buffer Size */ #define CFG_MAXARGS 16 /* max number of command args */ #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ #define CFG_MEMTEST_START 0x0400000 /* memtest works on */ #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ /* * If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1. * If CFG_405_UART_ERRATA_59, then UART divisor is 31. * Otherwise, UART divisor is determined by CPU Clock and CFG_BASE_BAUD value. * The Linux BASE_BAUD define should match this configuration. * baseBaud = cpuClock/(uartDivisor*16) * If CFG_405_UART_ERRATA_59 and 200MHz CPU clock, * set Linux BASE_BAUD to 403200. */ #undef CONFIG_SERIAL_SOFTWARE_FIFO #undef CFG_EXT_SERIAL_CLOCK /* external serial clock */ #undef CFG_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */ #define CFG_BASE_BAUD 691200 #define CONFIG_BAUDRATE 115200 #define CONFIG_UART1_CONSOLE 1 /* The following table includes the supported baudrates */ #define CFG_BAUDRATE_TABLE \ {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} #define CFG_LOAD_ADDR 0x100000 /* default load address */ #define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */ #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ #define CONFIG_CMDLINE_EDITING 1 /* add command line history */ #define CONFIG_LOOPW 1 /* enable loopw command */ #define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */ #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ #define CONFIG_VERSION_VARIABLE 1 /* include version env variable */ #define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/ /*----------------------------------------------------------------------- * I2C stuff *----------------------------------------------------------------------- */ #define CONFIG_HARD_I2C 1 /* I2C with hardware support */ #undef CONFIG_SOFT_I2C /* I2C bit-banged */ #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ #define CFG_I2C_SLAVE 0x7F #define CFG_I2C_NOPROBES { 0x69 } /* avoid iprobe hangup (why?) */ #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 6 /* 24C02 requires 5ms delay */ #define CFG_I2C_EEPROM_ADDR 0x50 /* I2C boot EEPROM (24C02W) */ #define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */ #define CONFIG_SOFT_SPI #define SPI_SCL spi_scl #define SPI_SDA spi_sda #define SPI_READ spi_read() #define SPI_DELAY udelay(2) #ifndef __ASSEMBLY__ void spi_scl(int); void spi_sda(int); unsigned char spi_read(void); #endif /* standard dtt sensor configuration */ #define CONFIG_DTT_DS1775 1 #define CONFIG_DTT_SENSORS { 0 } #define CFG_I2C_DTT_ADDR 0x49 /*----------------------------------------------------------------------- * PCI stuff *----------------------------------------------------------------------- */ #define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */ #define PCI_HOST_FORCE 1 /* configure as pci host */ #define PCI_HOST_AUTO 2 /* detected via arbiter enable */ #define CONFIG_PCI /* include pci support */ #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */ #define CONFIG_PCI_PNP /* do pci plug-and-play */ /* resource configuration */ #define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */ #define CFG_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */ #define CFG_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */ #define CFG_PCI_CLASSCODE 0x0600 /* PCI Class Code: bridge/host */ #define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */ #define CFG_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */ #define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */ #define CFG_PCI_PTM2LA 0x00000000 /* disabled */ #define CFG_PCI_PTM2MS 0x00000000 /* disabled */ #define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */ #define CONFIG_EEPRO100 1 /*----------------------------------------------------------------------- * Start addresses for the final memory configuration * (Set up by the startup code) * Please note that CFG_SDRAM_BASE _must_ start at 0 */ #define CFG_SDRAM_BASE 0x00000000 #define CFG_FLASH_BASE 0xFFE00000 #define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */ #define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */ #define CFG_MONITOR_BASE (-CFG_MONITOR_LEN) /* * For booting Linux, the board info and command line data * have to be in the first 8 MB of memory, since this is * the maximum mapped by the Linux kernel during initialization. */ #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ /*----------------------------------------------------------------------- * FLASH organization */ #define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */ #define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ #define CFG_FLASH_ADDR0 0x555 #define CFG_FLASH_ADDR1 0x2aa #define CFG_FLASH_WORD_SIZE unsigned short #ifdef CFG_ENV_IS_IN_FLASH #define CFG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */ #define CFG_ENV_ADDR (CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE) #define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */ /* Address and size of Redundant Environment Sector */ #define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR-CFG_ENV_SECT_SIZE) #define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE) #endif /* CFG_ENV_IS_IN_FLASH */ /*----------------------------------------------------------------------- * NVRAM organization */ #define CFG_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */ #define CFG_NVRAM_SIZE 0x1ff8 /* NVRAM size */ #ifdef CFG_ENV_IS_IN_NVRAM #define CFG_ENV_SIZE 0x0ff8 /* Size of Environment vars */ #define CFG_ENV_ADDR \ (CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE) /* Env*/ #endif /*----------------------------------------------------------------------- * PPC405 GPIO Configuration */ #define CFG_4xx_GPIO_TABLE { /* GPIO Alternate1 */ \ { \ /* GPIO Core 0 */ \ { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO0 PerBLast SPI CS */ \ { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO1 TS1E */ \ { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO2 TS2E */ \ { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO3 TS1O */ \ { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO4 TS2O */ \ { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO5 TS3 */ \ { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO6 TS4 */ \ { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO7 TS5 */ \ { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO8 TS6 */ \ { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO9 TrcClk */ \ { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO10 PerCS1 */ \ { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO11 PerCS2 */ \ { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO12 PerCS3 */ \ { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO13 PerCS4 */ \ { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO14 PerAddr03 SPI SCLK */ \ { GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO15 PerAddr04 SPI DI */ \ { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO16 PerAddr05 SPI DO */ \ { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO17 IRQ0 PCI INTA */ \ { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO18 IRQ1 PCI INTB */ \ { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO19 IRQ2 PCI INTC */ \ { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO20 IRQ3 PCI INTD */ \ { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO21 IRQ4 USB */ \ { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO22 IRQ5 EBC */ \ { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO23 IRQ6 unused */ \ { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO24 UART0_DCD UART1 */ \ { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO25 UART0_DSR */ \ { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO26 UART0_RI */ \ { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO27 UART0_DTR */ \ { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO28 UART1_Rx UART0 */ \ { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO29 UART1_Tx */ \ { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO30 RejectPkt0 User LED1 */ \ { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO31 RejectPkt1 User LED2 */ \ } \ } /* * Init Memory Controller: * * BR0/1 and OR0/1 (FLASH) */ #define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */ #define FLASH_BASE1_PRELIM 0xFC000000 /* FLASH bank #1 */ /*----------------------------------------------------------------------- * Definitions for initial stack pointer and data area (in data cache) */ /* use on chip memory (OCM) for temperary stack until sdram is tested */ #define CFG_TEMP_STACK_OCM 1 /* On Chip Memory location */ #define CFG_OCM_DATA_ADDR 0xF8000000 #define CFG_OCM_DATA_SIZE 0x1000 #define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */ #define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */ #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET /*----------------------------------------------------------------------- * External Bus Controller (EBC) Setup */ /* Memory Bank 0 (Flash/SRAM) initialization */ #define CFG_EBC_PB0AP 0x03815600 #define CFG_EBC_PB0CR 0xFFE3A000 /* BAS=0xFFE,BS=2MB,BU=R/W,BW=16bit */ /* Memory Bank 1 (NVRAM/RTC) initialization */ #define CFG_EBC_PB1AP 0x05815600 #define CFG_EBC_PB1CR 0xFC0BA000 /* BAS=0xFc0,BS=32MB,BU=R/W,BW=16bit */ /* Memory Bank 2 (USB device) initialization */ #define CFG_EBC_PB2AP 0x03016600 #define CFG_EBC_PB2CR 0x50018000 /* BAS=0x500,BS=1MB,BU=R/W,BW=8bit */ /* Memory Bank 3 (LCM and D-flip-flop) initialization */ #define CFG_EBC_PB3AP 0x158FF600 #define CFG_EBC_PB3CR 0x50118000 /* BAS=0x501,BS=1MB,BU=R/W,BW=8bit */ /* Memory Bank 4 (not install) initialization */ #define CFG_EBC_PB4AP 0x158FF600 #define CFG_EBC_PB4CR 0x5021A000 #define CPLD_REG0_ADDR 0x50100000 #define CPLD_REG1_ADDR 0x50100001 /* * Internal Definitions * * Boot Flags */ #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ #define BOOTFLAG_WARM 0x02 /* Software reboot */ #if defined(CONFIG_CMD_KGDB) #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */ #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ #endif /* pass open firmware flat tree */ #define CONFIG_OF_LIBFDT 1 #define CONFIG_OF_BOARD_SETUP 1 #endif /* __CONFIG_H */