include/configs/DP405.h

   1 /*
   2  * (C) Copyright 2001-2003
   3  * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  */
  23
  24 /*
  25  * board/config.h - configuration options, board specific
  26  */
  27
  28 #ifndef __CONFIG_H
  29 #define __CONFIG_H
  30
  31 /*
  32  * High Level Configuration Options
  33  * (easy to change)
  34  */
  35
  36 #define CONFIG_405EP            1       /* This is a PPC405 CPU         */
  37 #define CONFIG_4xx              1       /* ...member of PPC4xx family   */
  38 #define CONFIG_DP405            1       /* ...on a DP405 board          */
  39
  40 #define CONFIG_BOARD_EARLY_INIT_F 1     /* call board_early_init_f()    */
  41 #define CONFIG_MISC_INIT_R      1       /* call misc_init_r()           */
  42
  43 #define CONFIG_SYS_CLK_FREQ     33333300 /* external frequency to pll   */
  44
  45 #define CONFIG_BAUDRATE         9600
  46 #define CONFIG_BOOTDELAY        3       /* autoboot after 3 seconds     */
  47
  48 #undef  CONFIG_BOOTARGS
  49 #undef  CONFIG_BOOTCOMMAND
  50
  51 #define CONFIG_PREBOOT                  /* enable preboot variable      */
  52
  53 #define CONFIG_SYS_LOADS_BAUD_CHANGE    1       /* allow baudrate change        */
  54
  55 /*
  56  * Command line configuration.
  57  */
  58 #include <config_cmd_default.h>
  59
  60 #define CONFIG_CMD_BSP
  61 #define CONFIG_CMD_ELF
  62 #define CONFIG_CMD_I2C
  63 #define CONFIG_CMD_EEPROM
  64
  65 #undef CONFIG_CMD_NET
  66
  67 #undef  CONFIG_WATCHDOG                 /* watchdog disabled            */
  68
  69 #define CONFIG_SDRAM_BANK0      1       /* init onboard SDRAM bank 0    */
  70
  71 #define CONFIG_PRAM             2       /* reserve 2 kB "protected RAM" */
  72
  73 /*
  74  * Miscellaneous configurable options
  75  */
  76 #define CONFIG_SYS_LONGHELP                     /* undef to save memory         */
  77 #define CONFIG_SYS_PROMPT       "=> "           /* Monitor Command Prompt       */
  78
  79 #undef  CONFIG_SYS_HUSH_PARSER                  /* use "hush" command parser    */
  80 #ifdef  CONFIG_SYS_HUSH_PARSER
  81 #define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
  82 #endif
  83
  84 #if defined(CONFIG_CMD_KGDB)
  85 #define CONFIG_SYS_CBSIZE       1024            /* Console I/O Buffer Size      */
  86 #else
  87 #define CONFIG_SYS_CBSIZE       256             /* Console I/O Buffer Size      */
  88 #endif
  89 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
  90 #define CONFIG_SYS_MAXARGS      16              /* max number of command args   */
  91 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE       /* Boot Argument Buffer Size    */
  92
  93 #define CONFIG_SYS_DEVICE_NULLDEV       1       /* include nulldev device       */
  94
  95 #define CONFIG_SYS_CONSOLE_INFO_QUIET   1       /* don't print console @ startup*/
  96
  97 #define CONFIG_SYS_MEMTEST_START        0x0400000       /* memtest works on     */
  98 #define CONFIG_SYS_MEMTEST_END          0x0C00000       /* 4 ... 12 MB in DRAM  */
  99
 100 #undef  CONFIG_SYS_EXT_SERIAL_CLOCK            /* no external serial clock used */
 101 #define CONFIG_SYS_BASE_BAUD        691200
 102 #undef  CONFIG_UART1_CONSOLE            /* define for uart1 as console  */
 103
 104 /* The following table includes the supported baudrates */
 105 #define CONFIG_SYS_BAUDRATE_TABLE       \
 106         { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400,     \
 107          57600, 115200, 230400, 460800, 921600 }
 108
 109 #define CONFIG_SYS_LOAD_ADDR    0x100000        /* default load address */
 110 #define CONFIG_SYS_EXTBDINFO    1               /* To use extended board_into (bd_t) */
 111
 112 #define CONFIG_SYS_HZ           1000            /* decrementer freq: 1 ms ticks */
 113
 114 #define CONFIG_ZERO_BOOTDELAY_CHECK     /* check for keypress on bootdelay==0 */
 115
 116 #define CONFIG_VERSION_VARIABLE 1       /* include version env variable */
 117
 118 /*
 119  * For booting Linux, the board info and command line data
 120  * have to be in the first 8 MB of memory, since this is
 121  * the maximum mapped by the Linux kernel during initialization.
 122  */
 123 #define CONFIG_SYS_BOOTMAPSZ            (8 << 20)       /* Initial Memory map for Linux */
 124 /*-----------------------------------------------------------------------
 125  * FLASH organization
 126  */
 127 #define FLASH_BASE0_PRELIM      0xFFC00000      /* FLASH bank #0        */
 128
 129 #define CONFIG_SYS_MAX_FLASH_BANKS      1       /* max number of memory banks           */
 130 #define CONFIG_SYS_MAX_FLASH_SECT       256     /* max number of sectors on one chip    */
 131
 132 #define CONFIG_SYS_FLASH_ERASE_TOUT     120000  /* Timeout for Flash Erase (in ms)      */
 133 #define CONFIG_SYS_FLASH_WRITE_TOUT     1000    /* Timeout for Flash Write (in ms)      */
 134
 135 #define CONFIG_SYS_FLASH_WORD_SIZE      unsigned short  /* flash word size (width)      */
 136 #define CONFIG_SYS_FLASH_ADDR0          0x5555  /* 1st address for flash config cycles  */
 137 #define CONFIG_SYS_FLASH_ADDR1          0x2AAA  /* 2nd address for flash config cycles  */
 138 /*
 139  * The following defines are added for buggy IOP480 byte interface.
 140  * All other boards should use the standard values (CPCI405 etc.)
 141  */
 142 #define CONFIG_SYS_FLASH_READ0          0x0000  /* 0 is standard                        */
 143 #define CONFIG_SYS_FLASH_READ1          0x0001  /* 1 is standard                        */
 144 #define CONFIG_SYS_FLASH_READ2          0x0002  /* 2 is standard                        */
 145
 146 #define CONFIG_SYS_FLASH_EMPTY_INFO             /* print 'E' for empty sector on flinfo */
 147
 148 /*-----------------------------------------------------------------------
 149  * Start addresses for the final memory configuration
 150  * (Set up by the startup code)
 151  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
 152  */
 153 #define CONFIG_SYS_SDRAM_BASE           0x00000000
 154 #define CONFIG_SYS_FLASH_BASE           CONFIG_SYS_MONITOR_BASE
 155 #define CONFIG_SYS_MONITOR_BASE         TEXT_BASE
 156 #define CONFIG_SYS_MONITOR_LEN          (~(TEXT_BASE) + 1)
 157 #define CONFIG_SYS_MALLOC_LEN           (256 * 1024)
 158
 159 #if (CONFIG_SYS_MONITOR_BASE < FLASH_BASE0_PRELIM)
 160 # define CONFIG_SYS_RAMBOOT             1
 161 #else
 162 # undef CONFIG_SYS_RAMBOOT
 163 #endif
 164
 165 /*-----------------------------------------------------------------------
 166  * Environment Variable setup
 167  */
 168 #define CONFIG_ENV_IS_IN_EEPROM 1       /* use EEPROM for environment vars */
 169 #define CONFIG_ENV_OFFSET               0x100   /* environment starts at the beginning of the EEPROM */
 170 #define CONFIG_ENV_SIZE         0x700   /* 2048 bytes may be used for env vars*/
 171                                    /* total size of a CAT24WC16 is 2048 bytes */
 172
 173 /*-----------------------------------------------------------------------
 174  * I2C EEPROM (CAT24WC16) for environment
 175  */
 176 #define CONFIG_HARD_I2C                 /* I2c with hardware support */
 177 #define CONFIG_PPC4XX_I2C               /* use PPC4xx driver            */
 178 #define CONFIG_SYS_I2C_SPEED            400000  /* I2C speed and slave address */
 179 #define CONFIG_SYS_I2C_SLAVE            0x7F
 180
 181 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50    /* EEPROM CAT28WC08             */
 182 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1        /* Bytes of address             */
 183 /* mask of address bits that overflow into the "EEPROM chip address"    */
 184 #define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW     0x07
 185 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4     /* The Catalyst CAT24WC08 has   */
 186                                         /* 16 byte page write mode using*/
 187                                         /* last 4 bits of the address   */
 188 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS   10   /* and takes up to 10 msec */
 189
 190 /*-----------------------------------------------------------------------
 191  * External Bus Controller (EBC) Setup
 192  */
 193
 194 #define CAN_BA          0xF0000000          /* CAN Base Address                 */
 195
 196 /* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization                       */
 197 #define CONFIG_SYS_EBC_PB0AP            0x92015480
 198 #define CONFIG_SYS_EBC_PB0CR            0xFFC5A000  /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */
 199
 200 /* Memory Bank 2 (8 Bit Peripheral: CAN, UART, RTC) initialization              */
 201 #define CONFIG_SYS_EBC_PB2AP            0x010053C0  /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
 202 #define CONFIG_SYS_EBC_PB2CR            0xF0018000  /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit  */
 203
 204 /*-----------------------------------------------------------------------
 205  * FPGA stuff
 206  */
 207 /* FPGA program pin configuration */
 208 #define CONFIG_SYS_FPGA_PRG             0x04000000  /* JTAG TMS pin (ppc output)     */
 209 #define CONFIG_SYS_FPGA_CLK             0x02000000  /* JTAG TCK pin (ppc output)     */
 210 #define CONFIG_SYS_FPGA_DATA            0x01000000  /* JTAG TDO->TDI data pin (ppc output) */
 211 #define CONFIG_SYS_FPGA_INIT            0x00010000  /* unused (ppc input)            */
 212 #define CONFIG_SYS_FPGA_DONE            0x00008000  /* JTAG TDI->TDO pin (ppc input) */
 213
 214 /*-----------------------------------------------------------------------
 215  * Definitions for initial stack pointer and data area (in data cache)
 216  */
 217 /* use on chip memory ( OCM ) for temperary stack until sdram is tested */
 218 #define CONFIG_SYS_TEMP_STACK_OCM         1
 219
 220 /* On Chip Memory location */
 221 #define CONFIG_SYS_OCM_DATA_ADDR        0xF8000000
 222 #define CONFIG_SYS_OCM_DATA_SIZE        0x1000
 223 #define CONFIG_SYS_INIT_RAM_ADDR        CONFIG_SYS_OCM_DATA_ADDR /* inside of SDRAM             */
 224 #define CONFIG_SYS_INIT_RAM_END CONFIG_SYS_OCM_DATA_SIZE /* End of used area in RAM     */
 225
 226 #define CONFIG_SYS_GBL_DATA_SIZE      128  /* size in bytes reserved for initial data */
 227 #define CONFIG_SYS_GBL_DATA_OFFSET    (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
 228 #define CONFIG_SYS_INIT_SP_OFFSET       CONFIG_SYS_GBL_DATA_OFFSET
 229
 230 /*-----------------------------------------------------------------------
 231  * Definitions for GPIO setup (PPC405EP specific)
 232  *
 233  * GPIO0[0]     - External Bus Controller BLAST output
 234  * GPIO0[1-9]   - Instruction trace outputs -> GPIO
 235  * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
 236  * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs -> GPIO
 237  * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
 238  * GPIO0[24-27] - UART0 control signal inputs/outputs
 239  * GPIO0[28-29] - UART1 data signal input/output
 240  * GPIO0[30-31] - EMAC0 and EMAC1 reject packet inputs
 241  */
 242 /* GPIO Input:          OSR=00, ISR=00, TSR=00, TCR=0 */
 243 /* GPIO Output:         OSR=00, ISR=00, TSR=00, TCR=1 */
 244 /* Alt. Funtion Input:  OSR=00, ISR=01, TSR=00, TCR=0 */
 245 /* Alt. Funtion Output: OSR=01, ISR=00, TSR=00, TCR=1 */
 246 #define CONFIG_SYS_GPIO0_OSRH           0x40000540  /*  0 ... 15 */
 247 #define CONFIG_SYS_GPIO0_OSRL           0x00000110  /* 16 ... 31 */
 248 #define CONFIG_SYS_GPIO0_ISR1H          0x00000000  /*  0 ... 15 */
 249 #define CONFIG_SYS_GPIO0_ISR1L          0x14000045  /* 16 ... 31 */
 250 #define CONFIG_SYS_GPIO0_TSRH           0x00000000  /*  0 ... 15 */
 251 #define CONFIG_SYS_GPIO0_TSRL           0x00000000  /* 16 ... 31 */
 252 #define CONFIG_SYS_GPIO0_TCR            0xB7FE0014  /*  0 ... 31 */
 253
 254 /*
 255  * Internal Definitions
 256  *
 257  * Boot Flags
 258  */
 259 #define BOOTFLAG_COLD   0x01            /* Normal Power-On: Boot from FLASH     */
 260 #define BOOTFLAG_WARM   0x02            /* Software reboot                      */
 261
 262 /*
 263  * Default speed selection (cpu_plb_opb_ebc) in mhz.
 264  * This value will be set if iic boot eprom is disabled.
 265  */
 266 #define PLLMR0_DEFAULT   PLLMR0_133_66_66_33
 267 #define PLLMR1_DEFAULT   PLLMR1_133_66_66_33
 268
 269 #endif  /* __CONFIG_H */