include/configs/spc1920.h

   1 /*
   2  * (C) Copyright 2006
   3  * Markus Klotzbuecher, DENX Software Engineering, mk@denx.de
   4  *
   5  * Configuation settings for the SPC1920 board.
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9
  10 #ifndef __H
  11 #define __CONFIG_H
  12
  13 #define CONFIG_SPC1920                  1       /* SPC1920 board */
  14 #define CONFIG_MPC885                   1       /* MPC885 CPU */
  15
  16 #define CONFIG_SYS_TEXT_BASE    0xFFF00000
  17
  18 #define CONFIG_8xx_CONS_SMC1            /* Console is on SMC1 */
  19 #undef  CONFIG_8xx_CONS_SMC2
  20 #undef  CONFIG_8xx_CONS_NONE
  21
  22 #define CONFIG_MII
  23 #define CONFIG_MII_INIT         1
  24 #undef CONFIG_ETHER_ON_FEC1
  25 #define CONFIG_ETHER_ON_FEC2
  26 #define FEC_ENET
  27 #define CONFIG_FEC2_PHY         1
  28
  29 #define CONFIG_BAUDRATE         19200
  30
  31 /* use PLD CLK4 instead of brg */
  32 #define CONFIG_SYS_SPC1920_SMC1_CLK4
  33
  34 #define CONFIG_8xx_OSCLK                10000000 /* 10 MHz oscillator on EXTCLK  */
  35 #define CONFIG_8xx_CPUCLK_DEFAULT       50000000
  36 #define CONFIG_SYS_8xx_CPUCLK_MIN               40000000
  37 #define CONFIG_SYS_8xx_CPUCLK_MAX               133000000
  38
  39 #define CONFIG_SYS_RESET_ADDRESS                0xC0000000
  40
  41 #define CONFIG_BOARD_EARLY_INIT_F
  42 #define CONFIG_LAST_STAGE_INIT
  43
  44 #if 0
  45 #define CONFIG_BOOTDELAY        -1      /* autoboot disabled            */
  46 #else
  47 #define CONFIG_BOOTDELAY        5       /* autoboot after 5 seconds     */
  48 #endif
  49
  50 #define CONFIG_ENV_OVERWRITE
  51
  52 #define CONFIG_NFSBOOTCOMMAND                                                   \
  53     "dhcp;"                                                                     \
  54     "setenv bootargs root=/dev/nfs rw nfsroot=$rootpath "                       \
  55     "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:eth0:off;"              \
  56     "bootm"
  57
  58 #define CONFIG_BOOTCOMMAND                                                      \
  59     "setenv bootargs root=/dev/mtdblock2 rw mtdparts=phys:1280K(ROM)ro,-(root) "\
  60     "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:eth0:off;"              \
  61     "bootm fe080000"
  62
  63 #undef CONFIG_BOOTARGS
  64
  65 #undef  CONFIG_WATCHDOG                 /* watchdog disabled            */
  66 #define CONFIG_BZIP2     /* include support for bzip2 compressed images */
  67
  68
  69 /*
  70  * BOOTP options
  71  */
  72 #define CONFIG_BOOTP_BOOTFILESIZE
  73 #define CONFIG_BOOTP_BOOTPATH
  74 #define CONFIG_BOOTP_GATEWAY
  75 #define CONFIG_BOOTP_HOSTNAME
  76
  77
  78 /*
  79  * Command line configuration.
  80  */
  81 #include <config_cmd_default.h>
  82
  83 #define CONFIG_CMD_ASKENV
  84 #define CONFIG_CMD_DATE
  85 #define CONFIG_CMD_ECHO
  86 #define CONFIG_CMD_IMMAP
  87 #define CONFIG_CMD_JFFS2
  88 #define CONFIG_CMD_NET
  89 #define CONFIG_CMD_PING
  90 #define CONFIG_CMD_DHCP
  91 #define CONFIG_CMD_I2C
  92 #define CONFIG_CMD_MII
  93
  94 /*
  95  * Miscellaneous configurable options
  96  */
  97 #define CONFIG_SYS_LONGHELP                             /* undef to save memory         */
  98 #define CONFIG_SYS_HUSH_PARSER
  99
 100 #if defined(CONFIG_CMD_KGDB)
 101 #define CONFIG_SYS_CBSIZE               1024            /* Console I/O Buffer Size      */
 102 #else
 103 #define CONFIG_SYS_CBSIZE               256             /* Console I/O Buffer Size      */
 104 #endif
 105
 106 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) /* Print Buffer Size     */
 107 #define CONFIG_SYS_MAXARGS              16              /* max number of command args   */
 108 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE       /* Boot Argument Buffer Size    */
 109
 110 #define CONFIG_SYS_LOAD_ADDR            0x00100000
 111
 112 #define CONFIG_SYS_BAUDRATE_TABLE       { 2400, 4800, 9600, 19200 }
 113
 114 /*
 115  * Low Level Configuration Settings
 116  * (address mappings, register initial values, etc.)
 117  * You should know what you are doing if you make changes here.
 118  */
 119
 120 /*-----------------------------------------------------------------------
 121  * Internal Memory Mapped Register
 122  */
 123 #define CONFIG_SYS_IMMR         0xF0000000
 124
 125 /*-----------------------------------------------------------------------
 126  * Definitions for initial stack pointer and data area (in DPRAM)
 127  */
 128 #define CONFIG_SYS_INIT_RAM_ADDR        CONFIG_SYS_IMMR
 129 #define CONFIG_SYS_INIT_RAM_SIZE        0x2F00  /* Size of used area in DPRAM   */
 130 #define CONFIG_SYS_GBL_DATA_OFFSET      (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 131 #define CONFIG_SYS_INIT_SP_OFFSET       CONFIG_SYS_GBL_DATA_OFFSET
 132
 133 /*-----------------------------------------------------------------------
 134  * Start addresses for the final memory configuration
 135  * (Set up by the startup code)
 136  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
 137  */
 138 #define CONFIG_SYS_MEMTEST_START        0x0400000       /* memtest works on     */
 139 #define CONFIG_SYS_MEMTEST_END          0x0C00000       /* 4 ... 12 MB in DRAM  */
 140
 141 /*
 142  * For booting Linux, the board info and command line data
 143  * have to be in the first 8 MB of memory, since this is
 144  * the maximum mapped by the Linux kernel during initialization.
 145  */
 146 #define CONFIG_SYS_BOOTMAPSZ            (8 << 20)       /* Initial Memory map for Linux */
 147
 148 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
 149 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 256 KB for monitor   */
 150
 151 #ifdef CONFIG_BZIP2
 152 #define CONFIG_SYS_MALLOC_LEN           (2500 << 10)    /* Reserve ~2.5 MB for malloc() */
 153 #else
 154 #define CONFIG_SYS_MALLOC_LEN           (384 << 10)     /* Reserve 384 kB for malloc()  */
 155 #endif /* CONFIG_BZIP2 */
 156
 157 #define CONFIG_SYS_ALLOC_DPRAM          1       /* use allocation routines      */
 158
 159 /*
 160  * Flash
 161  */
 162 /*-----------------------------------------------------------------------
 163  * Flash organisation
 164  */
 165 #define CONFIG_SYS_FLASH_BASE          0xFE000000
 166 #define CONFIG_SYS_FLASH_CFI                           /* The flash is CFI compatible  */
 167 #define CONFIG_FLASH_CFI_DRIVER                    /* Use common CFI driver        */
 168 #define CONFIG_SYS_MAX_FLASH_BANKS     1               /* Max number of flash banks    */
 169 #define CONFIG_SYS_MAX_FLASH_SECT      128             /* Max num of sects on one chip */
 170
 171 /* Environment is in flash */
 172 #define CONFIG_ENV_IS_IN_FLASH
 173 #define CONFIG_ENV_SECT_SIZE       0x40000         /* We use one complete sector   */
 174 #define CONFIG_ENV_ADDR         (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
 175
 176 #define CONFIG_ENV_OVERWRITE
 177
 178 /*-----------------------------------------------------------------------
 179  * Cache Configuration
 180  */
 181 #define CONFIG_SYS_CACHELINE_SIZE       16      /* For all MPC8xx CPUs                  */
 182 #define CONFIG_SYS_CACHELINE_SHIFT      4       /* log base 2 of the above value        */
 183
 184 #ifdef CONFIG_CMD_DATE
 185 # define CONFIG_RTC_DS3231
 186 # define CONFIG_SYS_I2C_RTC_ADDR      0x68
 187 #endif
 188
 189 /*-----------------------------------------------------------------------
 190  * I2C configuration
 191  */
 192 #if defined(CONFIG_CMD_I2C)
 193 /* enable I2C and select the hardware/software driver */
 194 #define CONFIG_SYS_I2C
 195 #define CONFIG_SYS_I2C_SOFT             /* I2C bit-banged */
 196 #define CONFIG_SYS_I2C_SOFT_SPEED       93000   /* 93 kHz is supposed to work */
 197 #define CONFIG_SYS_I2C_SOFT_SLAVE       0xFE
 198 /*
 199  * Software (bit-bang) I2C driver configuration
 200  */
 201 #define PB_SCL         0x00000020      /* PB 26 */
 202 #define PB_SDA         0x00000010      /* PB 27 */
 203
 204 #define I2C_INIT       (immr->im_cpm.cp_pbdir |=  PB_SCL)
 205 #define I2C_ACTIVE     (immr->im_cpm.cp_pbdir |=  PB_SDA)
 206 #define I2C_TRISTATE   (immr->im_cpm.cp_pbdir &= ~PB_SDA)
 207 #define I2C_READ       ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
 208 #define I2C_SDA(bit)   if(bit) immr->im_cpm.cp_pbdat |=  PB_SDA; \
 209                        else    immr->im_cpm.cp_pbdat &= ~PB_SDA
 210 #define I2C_SCL(bit)   if(bit) immr->im_cpm.cp_pbdat |=  PB_SCL; \
 211                        else    immr->im_cpm.cp_pbdat &= ~PB_SCL
 212 #define I2C_DELAY      udelay(2)       /* 1/4 I2C clock duration */
 213 #endif
 214
 215 /*-----------------------------------------------------------------------
 216  * SYPCR - System Protection Control                            11-9
 217  * SYPCR can only be written once after reset!
 218  *-----------------------------------------------------------------------
 219  * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
 220  */
 221 #if defined(CONFIG_WATCHDOG)
 222 #define CONFIG_SYS_SYPCR        (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
 223                          SYPCR_SWE  | SYPCR_SWRI| SYPCR_SWP)
 224 #else
 225 #define CONFIG_SYS_SYPCR        (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
 226 #endif
 227
 228 /*-----------------------------------------------------------------------
 229  * SIUMCR - SIU Module Configuration                            11-6
 230  *-----------------------------------------------------------------------
 231  * PCMCIA config., multi-function pin tri-state
 232  */
 233 #define CONFIG_SYS_SIUMCR      (SIUMCR_FRC)
 234
 235 /*-----------------------------------------------------------------------
 236  * TBSCR - Time Base Status and Control                         11-26
 237  *-----------------------------------------------------------------------
 238  * Clear Reference Interrupt Status, Timebase freezing enabled
 239  */
 240 #define CONFIG_SYS_TBSCR        (TBSCR_REFA | TBSCR_REFB | TBSCR_TBE)
 241
 242 /*-----------------------------------------------------------------------
 243  * PISCR - Periodic Interrupt Status and Control                11-31
 244  *-----------------------------------------------------------------------
 245  * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
 246  */
 247 #define CONFIG_SYS_PISCR        (PISCR_PS | PISCR_PITF)
 248
 249 /*-----------------------------------------------------------------------
 250  * SCCR - System Clock and reset Control Register               15-27
 251  *-----------------------------------------------------------------------
 252  * Set clock output, timebase and RTC source and divider,
 253  * power management and some other internal clocks
 254  */
 255 #define SCCR_MASK       SCCR_EBDF11
 256 /* #define CONFIG_SYS_SCCR      SCCR_TBS */
 257 #define CONFIG_SYS_SCCR (SCCR_COM00   | SCCR_DFSYNC00 | SCCR_DFBRG00  | \
 258                          SCCR_DFNL000 | SCCR_DFNH000  | SCCR_DFLCD000 | \
 259                          SCCR_DFALCD00)
 260
 261 /*-----------------------------------------------------------------------
 262  * DER - Debug Enable Register
 263  *-----------------------------------------------------------------------
 264  * Set to zero to prevent the processor from entering debug mode
 265  */
 266 #define CONFIG_SYS_DER           0
 267
 268
 269 /* Because of the way the 860 starts up and assigns CS0 the entire
 270  * address space, we have to set the memory controller differently.
 271  * Normally, you write the option register first, and then enable the
 272  * chip select by writing the base register.  For CS0, you must write
 273  * the base register first, followed by the option register.
 274  */
 275
 276
 277 /*
 278  * Init Memory Controller:
 279  */
 280
 281 /* BR0 and OR0 (FLASH) */
 282 #define FLASH_BASE0_PRELIM      CONFIG_SYS_FLASH_BASE   /* FLASH bank #0 */
 283
 284
 285 /* used to re-map FLASH both when starting from SRAM or FLASH:
 286  * restrict access enough to keep SRAM working (if any)
 287  * but not too much to meddle with FLASH accesses
 288  */
 289 #define CONFIG_SYS_REMAP_OR_AM          0x80000000      /* OR addr mask */
 290 #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000      /* OR addr mask */
 291
 292 /*
 293  * FLASH timing:
 294  */
 295 #define CONFIG_SYS_OR_TIMING_FLASH      (OR_ACS_DIV1  | OR_TRLX | OR_CSNT_SAM | \
 296                                  OR_SCY_6_CLK | OR_EHTR | OR_BI)
 297
 298 #define CONFIG_SYS_OR0_REMAP    (CONFIG_SYS_REMAP_OR_AM  | CONFIG_SYS_OR_TIMING_FLASH)
 299 #define CONFIG_SYS_OR0_PRELIM   (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
 300 #define CONFIG_SYS_BR0_PRELIM   ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
 301
 302
 303 /*
 304  * SDRAM CS1 UPMB
 305  */
 306 #define CONFIG_SYS_SDRAM_BASE   0x00000000
 307 #define CONFIG_SYS_SDRAM_BASE_PRELIM CONFIG_SYS_SDRAM_BASE
 308 #define SDRAM_MAX_SIZE  0x4000000 /* max 64 MB */
 309
 310 #define CONFIG_SYS_PRELIM_OR1_AM        0xF0000000
 311 /* #define CONFIG_SYS_OR1_TIMING  OR_CSNT_SAM/\*  | OR_G5LS /\\* *\\/ *\/ */
 312 #define SDRAM_TIMING    OR_SCY_0_CLK    /* SDRAM-Timing */
 313
 314 #define CONFIG_SYS_OR1_PRELIM   (CONFIG_SYS_PRELIM_OR1_AM | OR_CSNT_SAM | OR_G5LS | SDRAM_TIMING)
 315 #define CONFIG_SYS_BR1_PRELIM  ((CONFIG_SYS_SDRAM_BASE_PRELIM & BR_BA_MSK) | BR_MS_UPMB | BR_V)
 316
 317 /* #define CONFIG_SYS_OR1_FINAL   ((CONFIG_SYS_OR1_AM & OR_AM_MSK) | CONFIG_SYS_OR1_TIMING) */
 318 /* #define CONFIG_SYS_BR1_FINAL   ((CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMB | BR_V) */
 319
 320 #define CONFIG_SYS_PTB_PER_CLK  ((4096 * 16 * 1000) / (4 * 64))
 321 #define CONFIG_SYS_PTA_PER_CLK 195
 322 #define CONFIG_SYS_MBMR_PTB     195
 323 #define CONFIG_SYS_MPTPR        MPTPR_PTP_DIV16
 324 #define CONFIG_SYS_MAR          0x88
 325
 326 #define CONFIG_SYS_MBMR_8COL  ((CONFIG_SYS_MBMR_PTB << MBMR_PTB_SHIFT) | \
 327                         MBMR_AMB_TYPE_0 | \
 328                         MBMR_G0CLB_A10 | \
 329                         MBMR_DSB_1_CYCL | \
 330                         MBMR_RLFB_1X | \
 331                         MBMR_WLFB_1X | \
 332                         MBMR_TLFB_4X) /* 0x04804114 */ /* 0x10802114 */
 333
 334 #define CONFIG_SYS_MBMR_9COL  ((CONFIG_SYS_MBMR_PTB << MBMR_PTB_SHIFT) | \
 335                         MBMR_AMB_TYPE_1 | \
 336                         MBMR_G0CLB_A10 | \
 337                         MBMR_DSB_1_CYCL | \
 338                         MBMR_RLFB_1X | \
 339                         MBMR_WLFB_1X | \
 340                         MBMR_TLFB_4X) /* 0x04804114 */ /* 0x10802114 */
 341
 342
 343 /*
 344  * DSP Host Port Interface CS3
 345  */
 346 #define CONFIG_SYS_SPC1920_HPI_BASE   0x90000000
 347 #define CONFIG_SYS_PRELIM_OR3_AM      0xF8000000
 348
 349 #define CONFIG_SYS_OR3         (CONFIG_SYS_PRELIM_OR3_AM | \
 350                                        OR_G5LS | \
 351                                        OR_SCY_0_CLK | \
 352                                        OR_BI)
 353
 354 #define CONFIG_SYS_BR3 ((CONFIG_SYS_SPC1920_HPI_BASE & BR_BA_MSK) | \
 355                                                BR_MS_UPMA | \
 356                                                BR_PS_16 | \
 357                                                BR_V)
 358
 359 #define CONFIG_SYS_MAMR (MAMR_GPL_A4DIS | \
 360                 MAMR_RLFA_5X | \
 361                 MAMR_WLFA_5X)
 362
 363 #define CONFIG_SPC1920_HPI_TEST
 364
 365 #ifdef CONFIG_SPC1920_HPI_TEST
 366 #define HPI_REG(x)             (*((volatile u16 *) (CONFIG_SYS_SPC1920_HPI_BASE + x)))
 367 #define HPI_HPIC_1             HPI_REG(0)
 368 #define HPI_HPIC_2             HPI_REG(2)
 369 #define HPI_HPIA_1             HPI_REG(0x2000008)
 370 #define HPI_HPIA_2             HPI_REG(0x2000008 + 2)
 371 #define HPI_HPID_INC_1         HPI_REG(0x1000004)
 372 #define HPI_HPID_INC_2         HPI_REG(0x1000004 + 2)
 373 #define HPI_HPID_NOINC_1       HPI_REG(0x300000c)
 374 #define HPI_HPID_NOINC_2       HPI_REG(0x300000c + 2)
 375 #endif /* CONFIG_SPC1920_HPI_TEST */
 376
 377 /*
 378  * Ramtron FM18L08 FRAM 32KB on CS4
 379  */
 380 #define CONFIG_SYS_SPC1920_FRAM_BASE    0x80100000
 381 #define CONFIG_SYS_PRELIM_OR4_AM        0xffff8000
 382 #define CONFIG_SYS_OR4          (CONFIG_SYS_PRELIM_OR4_AM | \
 383                                         OR_ACS_DIV2 | \
 384                                         OR_BI | \
 385                                         OR_SCY_4_CLK | \
 386                                         OR_TRLX)
 387
 388 #define CONFIG_SYS_BR4 ((CONFIG_SYS_SPC1920_FRAM_BASE & BR_BA_MSK) | BR_PS_8 | BR_V)
 389
 390 /*
 391  * PLD CS5
 392  */
 393 #define CONFIG_SYS_SPC1920_PLD_BASE     0x80000000
 394 #define CONFIG_SYS_PRELIM_OR5_AM        0xffff8000
 395
 396 #define CONFIG_SYS_OR5_PRELIM           (CONFIG_SYS_PRELIM_OR5_AM | \
 397                                         OR_CSNT_SAM | \
 398                                         OR_ACS_DIV1 | \
 399                                         OR_BI | \
 400                                         OR_SCY_0_CLK | \
 401                                         OR_TRLX)
 402
 403 #define CONFIG_SYS_BR5_PRELIM ((CONFIG_SYS_SPC1920_PLD_BASE & BR_BA_MSK) | BR_PS_8 | BR_V)
 404
 405 #endif  /* __CONFIG_H */