include/configs/taihu.h

   1 /*
   2  * (C) Copyright 2000-2005
   3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   4  *
   5  * (C) Copyright 2005-2007
   6  * Beijing UD Technology Co., Ltd., taihusupport@amcc.com
   7  *
   8  * See file CREDITS for list of people who contributed to this
   9  * project.
  10  *
  11  * This program is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU General Public License as
  13  * published by the Free Software Foundation; either version 2 of
  14  * the License, or (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  24  * MA 02111-1307 USA
  25  */
  26
  27 #ifndef __CONFIG_H
  28 #define __CONFIG_H
  29
  30
  31 #define CONFIG_405EP            1       /* this is a PPC405 CPU */
  32 #define CONFIG_4xx              1       /*  member of PPC4xx family */
  33 #define CONFIG_TAIHU            1       /*  on a taihu board */
  34
  35 #define CONFIG_SYS_TEXT_BASE    0xFFFC0000
  36
  37 /*
  38  * Include common defines/options for all AMCC eval boards
  39  */
  40 #define CONFIG_HOSTNAME         taihu
  41 #include "amcc-common.h"
  42
  43 #define CONFIG_BOARD_EARLY_INIT_F 1     /* call board_early_init_f */
  44
  45 #define CONFIG_SYS_CLK_FREQ     33000000 /* external frequency to pll   */
  46
  47 #define CONFIG_NO_SERIAL_EEPROM
  48
  49 /*----------------------------------------------------------------------------*/
  50 #ifdef CONFIG_NO_SERIAL_EEPROM
  51
  52 /*
  53 !-------------------------------------------------------------------------------
  54 ! PLL settings for 333MHz CPU, 111MHz PLB/SDRAM, 55MHz EBC, 33MHz PCI,
  55 ! assuming a 33MHz input clock to the 405EP from the C9531.
  56 !-------------------------------------------------------------------------------
  57 */
  58 #define PLLMR0_333_111_55_37 (PLL_CPUDIV_1 | PLL_PLBDIV_3 |  \
  59                               PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 |  \
  60                               PLL_MALDIV_1 | PLL_PCIDIV_3)
  61 #define PLLMR1_333_111_55_37 (PLL_FBKDIV_10  |  \
  62                               PLL_FWDDIVA_3 | PLL_FWDDIVB_3 |  \
  63                               PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI)
  64 #define PLLMR0_333_111_55_111 (PLL_CPUDIV_1 | PLL_PLBDIV_3 |  \
  65                                PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 |  \
  66                                PLL_MALDIV_1 | PLL_PCIDIV_1)
  67 #define PLLMR1_333_111_55_111 (PLL_FBKDIV_10  |  \
  68                                PLL_FWDDIVA_3 | PLL_FWDDIVB_3 |  \
  69                                PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI)
  70
  71 #define PLLMR0_DEFAULT          PLLMR0_333_111_55_37
  72 #define PLLMR1_DEFAULT          PLLMR1_333_111_55_37
  73 #define PLLMR0_DEFAULT_PCI66    PLLMR0_333_111_55_111
  74 #define PLLMR1_DEFAULT_PCI66    PLLMR1_333_111_55_111
  75
  76 #endif
  77 /*----------------------------------------------------------------------------*/
  78
  79 #define CONFIG_ENV_IS_IN_FLASH     1    /* use FLASH for environment vars */
  80
  81 /*
  82  * Default environment variables
  83  */
  84 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
  85         CONFIG_AMCC_DEF_ENV                                             \
  86         CONFIG_AMCC_DEF_ENV_PPC                                         \
  87         CONFIG_AMCC_DEF_ENV_NOR_UPD                                     \
  88         "kernel_addr=FC000000\0"                                        \
  89         "ramdisk_addr=FC180000\0"                                       \
  90         ""
  91
  92 #define CONFIG_PHY_ADDR         0x14    /* PHY address                  */
  93 #define CONFIG_HAS_ETH0
  94 #define CONFIG_HAS_ETH1
  95 #define CONFIG_PHY1_ADDR        0x10    /* EMAC1 PHY address            */
  96 #define CONFIG_PHY_RESET        1
  97
  98 /*
  99  * Commands additional to the ones defined in amcc-common.h
 100  */
 101 #define CONFIG_CMD_CACHE
 102 #define CONFIG_CMD_PCI
 103 #define CONFIG_CMD_SDRAM
 104 #define CONFIG_CMD_SPI
 105
 106 #undef CONFIG_SPD_EEPROM                /* use SPD EEPROM for setup */
 107 #define CONFIG_SYS_SDRAM_SIZE_PER_BANK 0x04000000 /* 64MB */
 108 #define CONFIG_SYS_SDRAM_BANKS          2
 109
 110 /*
 111  * SDRAM configuration (please see cpu/ppc/sdram.[ch])
 112  */
 113 #define CONFIG_SDRAM_BANK0      1       /* init onboard SDRAM bank 0 */
 114 #define CONFIG_SDRAM_BANK1      1       /* init onboard SDRAM bank 1 */
 115
 116 /* SDRAM timings used in datasheet */
 117 #define CONFIG_SYS_SDRAM_CL            3        /* CAS latency */
 118 #define CONFIG_SYS_SDRAM_tRP           20       /* PRECHARGE command period */
 119 #define CONFIG_SYS_SDRAM_tRC           66       /* ACTIVE-to-ACTIVE command period */
 120 #define CONFIG_SYS_SDRAM_tRCD          20       /* ACTIVE-to-READ delay */
 121 #define CONFIG_SYS_SDRAM_tRFC           66      /* Auto refresh period */
 122
 123 /*
 124  * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1.
 125  * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31.
 126  * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value.
 127  * The Linux BASE_BAUD define should match this configuration.
 128  *    baseBaud = cpuClock/(uartDivisor*16)
 129  * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock,
 130  * set Linux BASE_BAUD to 403200.
 131  */
 132 #define CONFIG_CONS_INDEX       2       /* Use UART1                    */
 133 #undef  CONFIG_SYS_EXT_SERIAL_CLOCK           /* external serial clock */
 134 #undef  CONFIG_SYS_405_UART_ERRATA_59         /* 405GP/CR Rev. D silicon */
 135 #define CONFIG_SYS_BASE_BAUD            691200
 136
 137 /*-----------------------------------------------------------------------
 138  * I2C stuff
 139  *-----------------------------------------------------------------------
 140  */
 141 #define CONFIG_SYS_I2C_SPEED            400000  /* I2C speed and slave address  */
 142
 143 #define CONFIG_SYS_I2C_NOPROBES { 0x69 } /* avoid i2c probe hangup (why?) */
 144 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS   6 /* 24C02 requires 5ms delay */
 145
 146 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50    /* I2C boot EEPROM (24C02W)     */
 147 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  1       /* Bytes of address             */
 148
 149 #define CONFIG_SOFT_SPI
 150 #define SPI_SCL  spi_scl
 151 #define SPI_SDA  spi_sda
 152 #define SPI_READ spi_read()
 153 #define SPI_DELAY udelay(2)
 154 #ifndef __ASSEMBLY__
 155 void spi_scl(int);
 156 void spi_sda(int);
 157 unsigned char spi_read(void);
 158 #endif
 159
 160 /* standard dtt sensor configuration */
 161 #define CONFIG_DTT_DS1775       1
 162 #define CONFIG_DTT_SENSORS      { 0 }
 163 #define CONFIG_SYS_I2C_DTT_ADDR 0x49
 164
 165 /*-----------------------------------------------------------------------
 166  * PCI stuff
 167  *-----------------------------------------------------------------------
 168  */
 169 #define PCI_HOST_ADAPTER 0              /* configure ar pci adapter    */
 170 #define PCI_HOST_FORCE   1              /* configure as pci host       */
 171 #define PCI_HOST_AUTO    2              /* detected via arbiter enable */
 172
 173 #define CONFIG_PCI                      /* include pci support         */
 174 #define CONFIG_PCI_HOST PCI_HOST_FORCE  /* select pci host function    */
 175 #define CONFIG_PCI_PNP                  /* do pci plug-and-play        */
 176                                         /* resource configuration      */
 177 #define CONFIG_PCI_SCAN_SHOW            /* show pci devices on startup */
 178
 179 #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x10e8   /* AMCC */
 180 #define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0xcafe   /* Whatever */
 181 #define CONFIG_SYS_PCI_CLASSCODE       0x0600  /* PCI Class Code: bridge/host */
 182 #define CONFIG_SYS_PCI_PTM1LA       0x00000000  /* point to sdram              */
 183 #define CONFIG_SYS_PCI_PTM1MS      0x80000001   /* 2GB, enable hard-wired to 1 */
 184 #define CONFIG_SYS_PCI_PTM1PCI     0x00000000   /* Host: use this pci address  */
 185 #define CONFIG_SYS_PCI_PTM2LA      0x00000000   /* disabled                    */
 186 #define CONFIG_SYS_PCI_PTM2MS       0x00000000  /* disabled                    */
 187 #define CONFIG_SYS_PCI_PTM2PCI     0x04000000   /* Host: use this pci address  */
 188 #define CONFIG_EEPRO100         1
 189
 190 /*-----------------------------------------------------------------------
 191  * Start addresses for the final memory configuration
 192  * (Set up by the startup code)
 193  */
 194 #define CONFIG_SYS_FLASH_BASE           0xFFE00000
 195
 196 /*-----------------------------------------------------------------------
 197  * FLASH organization
 198  */
 199 #define CONFIG_SYS_MAX_FLASH_BANKS      2       /* max number of memory banks           */
 200 #define CONFIG_SYS_MAX_FLASH_SECT       256     /* max number of sectors on one chip    */
 201
 202 #define CONFIG_SYS_FLASH_ERASE_TOUT     120000  /* Timeout for Flash Erase (in ms)      */
 203 #define CONFIG_SYS_FLASH_WRITE_TOUT     500     /* Timeout for Flash Write (in ms)      */
 204
 205 #define CONFIG_SYS_FLASH_ADDR0         0x555
 206 #define CONFIG_SYS_FLASH_ADDR1         0x2aa
 207 #define CONFIG_SYS_FLASH_WORD_SIZE     unsigned short
 208
 209 #ifdef CONFIG_ENV_IS_IN_FLASH
 210 #define CONFIG_ENV_SECT_SIZE    0x10000 /* size of one complete sector  */
 211 #define CONFIG_ENV_ADDR         (CONFIG_SYS_MONITOR_BASE-CONFIG_ENV_SECT_SIZE)
 212 #define CONFIG_ENV_SIZE         0x4000  /* Total Size of Environment Sector     */
 213
 214 /* Address and size of Redundant Environment Sector     */
 215 #define CONFIG_ENV_ADDR_REDUND  (CONFIG_ENV_ADDR-CONFIG_ENV_SECT_SIZE)
 216 #define CONFIG_ENV_SIZE_REDUND  (CONFIG_ENV_SIZE)
 217 #endif /* CONFIG_ENV_IS_IN_FLASH */
 218
 219 /*-----------------------------------------------------------------------
 220  * NVRAM organization
 221  */
 222 #define CONFIG_SYS_NVRAM_BASE_ADDR      0xf0000000      /* NVRAM base address */
 223 #define CONFIG_SYS_NVRAM_SIZE           0x1ff8          /* NVRAM size */
 224
 225 #ifdef CONFIG_ENV_IS_IN_NVRAM
 226 #define CONFIG_ENV_SIZE         0x0ff8          /* Size of Environment vars */
 227 #define CONFIG_ENV_ADDR         \
 228         (CONFIG_SYS_NVRAM_BASE_ADDR+CONFIG_SYS_NVRAM_SIZE-CONFIG_ENV_SIZE)      /* Env*/
 229 #endif
 230
 231 /*-----------------------------------------------------------------------
 232  * PPC405 GPIO Configuration
 233  */
 234 #define CONFIG_SYS_4xx_GPIO_TABLE { /*                          GPIO    Alternate1              */      \
 235 {                                                                                               \
 236 /* GPIO Core 0 */                                                                               \
 237 { GPIO_BASE, GPIO_OUT, GPIO_SEL,  GPIO_OUT_NO_CHG }, /* GPIO0   PerBLast    SPI CS      */      \
 238 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO1   TS1E                    */      \
 239 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO2   TS2E                    */      \
 240 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO3   TS1O                    */      \
 241 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO4   TS2O                    */      \
 242 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO5   TS3                     */      \
 243 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO6   TS4                     */      \
 244 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO7   TS5                     */      \
 245 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO8   TS6                     */      \
 246 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO9   TrcClk                  */      \
 247 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO10  PerCS1                  */      \
 248 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO11  PerCS2                  */      \
 249 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO12  PerCS3                  */      \
 250 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO13  PerCS4                  */      \
 251 { GPIO_BASE, GPIO_OUT, GPIO_SEL,  GPIO_OUT_NO_CHG }, /* GPIO14  PerAddr03   SPI SCLK    */      \
 252 { GPIO_BASE, GPIO_IN,  GPIO_SEL,  GPIO_OUT_NO_CHG }, /* GPIO15  PerAddr04   SPI DI      */      \
 253 { GPIO_BASE, GPIO_OUT, GPIO_SEL,  GPIO_OUT_NO_CHG }, /* GPIO16  PerAddr05   SPI DO      */      \
 254 { GPIO_BASE, GPIO_IN,  GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO17  IRQ0        PCI INTA    */      \
 255 { GPIO_BASE, GPIO_IN,  GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO18  IRQ1        PCI INTB    */      \
 256 { GPIO_BASE, GPIO_IN,  GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO19  IRQ2        PCI INTC    */      \
 257 { GPIO_BASE, GPIO_IN,  GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO20  IRQ3        PCI INTD    */      \
 258 { GPIO_BASE, GPIO_IN,  GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO21  IRQ4        USB         */      \
 259 { GPIO_BASE, GPIO_IN,  GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO22  IRQ5        EBC         */      \
 260 { GPIO_BASE, GPIO_OUT, GPIO_SEL,  GPIO_OUT_NO_CHG }, /* GPIO23  IRQ6        unused      */      \
 261 { GPIO_BASE, GPIO_IN,  GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO24  UART0_DCD   UART1       */      \
 262 { GPIO_BASE, GPIO_IN,  GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO25  UART0_DSR               */      \
 263 { GPIO_BASE, GPIO_IN,  GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO26  UART0_RI                */      \
 264 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO27  UART0_DTR               */      \
 265 { GPIO_BASE, GPIO_IN,  GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO28  UART1_Rx    UART0       */      \
 266 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO29  UART1_Tx                */      \
 267 { GPIO_BASE, GPIO_OUT, GPIO_SEL,  GPIO_OUT_NO_CHG }, /* GPIO30  RejectPkt0  User LED1   */      \
 268 { GPIO_BASE, GPIO_OUT, GPIO_SEL,  GPIO_OUT_NO_CHG }, /* GPIO31  RejectPkt1  User LED2   */      \
 269 }                                                                                               \
 270 }
 271
 272 /*
 273  * Init Memory Controller:
 274  *
 275  * BR0/1 and OR0/1 (FLASH)
 276  */
 277
 278 #define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* FLASH bank #0 */
 279 #define FLASH_BASE1_PRELIM  0xFC000000  /* FLASH bank #1 */
 280
 281 /*-----------------------------------------------------------------------
 282  * Definitions for initial stack pointer and data area (in data cache)
 283  */
 284 /* use on chip memory (OCM) for temperary stack until sdram is tested */
 285 #define CONFIG_SYS_TEMP_STACK_OCM        1
 286
 287 /* On Chip Memory location */
 288 #define CONFIG_SYS_OCM_DATA_ADDR        0xF8000000
 289 #define CONFIG_SYS_OCM_DATA_SIZE        0x1000
 290 #define CONFIG_SYS_INIT_RAM_ADDR        CONFIG_SYS_OCM_DATA_ADDR /* inside of SDRAM             */
 291 #define CONFIG_SYS_INIT_RAM_SIZE        CONFIG_SYS_OCM_DATA_SIZE /* Size of used area in RAM    */
 292
 293 #define CONFIG_SYS_GBL_DATA_OFFSET    (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 294 #define CONFIG_SYS_INIT_SP_OFFSET      CONFIG_SYS_GBL_DATA_OFFSET
 295
 296 /*-----------------------------------------------------------------------
 297  * External Bus Controller (EBC) Setup
 298  */
 299
 300 /* Memory Bank 0 (Flash/SRAM) initialization */
 301 #define CONFIG_SYS_EBC_PB0AP           0x03815600
 302 #define CONFIG_SYS_EBC_PB0CR           0xFFE3A000  /* BAS=0xFFE,BS=2MB,BU=R/W,BW=16bit */
 303
 304 /* Memory Bank 1 (NVRAM/RTC) initialization */
 305 #define CONFIG_SYS_EBC_PB1AP           0x05815600
 306 #define CONFIG_SYS_EBC_PB1CR           0xFC0BA000  /* BAS=0xFc0,BS=32MB,BU=R/W,BW=16bit */
 307
 308 /* Memory Bank 2 (USB device) initialization */
 309 #define CONFIG_SYS_EBC_PB2AP           0x03016600
 310 #define CONFIG_SYS_EBC_PB2CR           0x50018000 /* BAS=0x500,BS=1MB,BU=R/W,BW=8bit */
 311
 312 /* Memory Bank 3 (LCM and D-flip-flop) initialization */
 313 #define CONFIG_SYS_EBC_PB3AP           0x158FF600
 314 #define CONFIG_SYS_EBC_PB3CR           0x50118000 /* BAS=0x501,BS=1MB,BU=R/W,BW=8bit */
 315
 316 /* Memory Bank 4 (not install) initialization */
 317 #define CONFIG_SYS_EBC_PB4AP           0x158FF600
 318 #define CONFIG_SYS_EBC_PB4CR           0x5021A000
 319
 320 #define CPLD_REG0_ADDR  0x50100000
 321 #define CPLD_REG1_ADDR  0x50100001
 322
 323 #endif  /* __CONFIG_H */