include/configs/tam3517-common.h

   1 /*
   2  * Copyright (C) 2011
   3  * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
   4  *
   5  * Copyright (C) 2009 TechNexion Ltd.
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9
  10 #ifndef __TAM3517_H
  11 #define __TAM3517_H
  12
  13 /*
  14  * High Level Configuration Options
  15  */
  16
  17 #define CONFIG_SYS_TEXT_BASE 0x80008000
  18
  19 #define CONFIG_EMIF4    /* The chip has EMIF4 controller */
  20
  21 #include <asm/arch/cpu.h>               /* get chip and board defs */
  22 #include <asm/arch/omap.h>
  23
  24 /* Clock Defines */
  25 #define V_OSCK                  26000000        /* Clock output from T2 */
  26 #define V_SCLK                  (V_OSCK >> 1)
  27
  28 #define CONFIG_MISC_INIT_R
  29
  30 #define CONFIG_CMDLINE_TAG                      /* enable passing of ATAGs */
  31 #define CONFIG_SETUP_MEMORY_TAGS
  32 #define CONFIG_INITRD_TAG
  33 #define CONFIG_REVISION_TAG
  34
  35 /*
  36  * Size of malloc() pool
  37  */
  38 #define CONFIG_ENV_SIZE                 (128 << 10)     /* 128 KiB sector */
  39 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + (128 << 10) + \
  40                                         2 * 1024 * 1024)
  41 /*
  42  * DDR related
  43  */
  44 #define CONFIG_SYS_CS0_SIZE             (256 * 1024 * 1024)
  45
  46 /*
  47  * Hardware drivers
  48  */
  49
  50 /*
  51  * NS16550 Configuration
  52  */
  53 #define CONFIG_SYS_NS16550_SERIAL
  54 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
  55 #define CONFIG_SYS_NS16550_CLK          48000000        /* 48MHz (APLL96/2) */
  56
  57 /*
  58  * select serial console configuration
  59  */
  60 #define CONFIG_CONS_INDEX               1
  61 #define CONFIG_SYS_NS16550_COM1         OMAP34XX_UART1
  62 #define CONFIG_SERIAL1                  /* UART1 */
  63
  64 /* allow to overwrite serial and ethaddr */
  65 #define CONFIG_ENV_OVERWRITE
  66 #define CONFIG_SYS_BAUDRATE_TABLE       {4800, 9600, 19200, 38400, 57600,\
  67                                         115200}
  68 /* EHCI */
  69 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO        25
  70 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 3
  71
  72 /* commands to include */
  73 #define CONFIG_CMD_NAND         /* NAND support                 */
  74 #define CONFIG_CMD_EEPROM
  75
  76 #define CONFIG_SYS_I2C
  77 #define CONFIG_SYS_OMAP24_I2C_SPEED     400000
  78 #define CONFIG_SYS_OMAP24_I2C_SLAVE     1
  79 #define CONFIG_SYS_I2C_OMAP34XX
  80 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50            /* base address */
  81 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  1               /* bytes of address */
  82 #define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW     0x07
  83
  84 /*
  85  * Board NAND Info.
  86  */
  87 #define CONFIG_SYS_NAND_BASE            NAND_BASE       /* physical address */
  88                                                         /* to access */
  89                                                         /* nand at CS0 */
  90
  91 #define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of */
  92                                                         /* NAND devices */
  93
  94 #define CONFIG_AUTO_COMPLETE
  95
  96 /*
  97  * Miscellaneous configurable options
  98  */
  99 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
 100 #define CONFIG_CMDLINE_EDITING
 101 #define CONFIG_AUTO_COMPLETE
 102 #define CONFIG_SYS_CBSIZE               512     /* Console I/O Buffer Size */
 103
 104 /* Print Buffer Size */
 105 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
 106                                         sizeof(CONFIG_SYS_PROMPT) + 16)
 107 #define CONFIG_SYS_MAXARGS              32      /* max number of command */
 108                                                 /* args */
 109 /* Boot Argument Buffer Size */
 110 #define CONFIG_SYS_BARGSIZE             (CONFIG_SYS_CBSIZE)
 111 /* memtest works on */
 112 #define CONFIG_SYS_MEMTEST_START        (OMAP34XX_SDRC_CS0)
 113 #define CONFIG_SYS_MEMTEST_END          (OMAP34XX_SDRC_CS0 + \
 114                                         0x01F00000) /* 31MB */
 115
 116 #define CONFIG_SYS_LOAD_ADDR            (OMAP34XX_SDRC_CS0) /* default load */
 117                                                                 /* address */
 118
 119 /*
 120  * AM3517 has 12 GP timers, they can be driven by the system clock
 121  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
 122  * This rate is divided by a local divisor.
 123  */
 124 #define CONFIG_SYS_TIMERBASE            OMAP34XX_GPT2
 125 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
 126
 127 /*
 128  * Physical Memory Map
 129  */
 130 #define CONFIG_NR_DRAM_BANKS    2       /* CS1 may or may not be populated */
 131 #define PHYS_SDRAM_1            OMAP34XX_SDRC_CS0
 132 #define PHYS_SDRAM_2            OMAP34XX_SDRC_CS1
 133
 134 /*
 135  * FLASH and environment organization
 136  */
 137
 138 /* **** PISMO SUPPORT *** */
 139 #define CONFIG_NAND
 140 #define CONFIG_NAND_OMAP_GPMC
 141 #define CONFIG_ENV_IS_IN_NAND
 142 #define SMNAND_ENV_OFFSET               0x180000 /* environment starts here */
 143
 144 /* Redundant Environment */
 145 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB */
 146 #define CONFIG_ENV_OFFSET               SMNAND_ENV_OFFSET
 147 #define CONFIG_ENV_ADDR                 SMNAND_ENV_OFFSET
 148 #define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET + \
 149                                                 2 * CONFIG_SYS_ENV_SECT_SIZE)
 150 #define CONFIG_ENV_SIZE_REDUND          CONFIG_ENV_SIZE
 151
 152 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
 153 #define CONFIG_SYS_INIT_RAM_ADDR        0x4020f800
 154 #define CONFIG_SYS_INIT_RAM_SIZE        0x800
 155 #define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SYS_INIT_RAM_ADDR + \
 156                                          CONFIG_SYS_INIT_RAM_SIZE - \
 157                                          GENERATED_GBL_DATA_SIZE)
 158
 159 /*
 160  * ethernet support, EMAC
 161  *
 162  */
 163 #define CONFIG_DRIVER_TI_EMAC
 164 #define CONFIG_DRIVER_TI_EMAC_USE_RMII
 165 #define CONFIG_MII
 166 #define CONFIG_BOOTP_DNS
 167 #define CONFIG_BOOTP_DNS2
 168 #define CONFIG_BOOTP_SEND_HOSTNAME
 169 #define CONFIG_NET_RETRY_COUNT 10
 170
 171 /* Defines for SPL */
 172 #define CONFIG_SPL_FRAMEWORK
 173 #define CONFIG_SPL_CONSOLE
 174 #define CONFIG_SPL_NAND_SIMPLE
 175 #define CONFIG_SPL_NAND_SOFTECC
 176 #define CONFIG_SPL_NAND_WORKSPACE       0x8f07f000 /* below BSS */
 177
 178 #define CONFIG_SPL_NAND_BASE
 179 #define CONFIG_SPL_NAND_DRIVERS
 180 #define CONFIG_SPL_NAND_ECC
 181 #define CONFIG_SPL_LDSCRIPT             "arch/arm/mach-omap2/u-boot-spl.lds"
 182
 183 #define CONFIG_SPL_TEXT_BASE            0x40200000 /*CONFIG_SYS_SRAM_START*/
 184 #define CONFIG_SPL_MAX_SIZE             (SRAM_SCRATCH_SPACE_ADDR - \
 185                                          CONFIG_SPL_TEXT_BASE)
 186 #define CONFIG_SPL_STACK                LOW_LEVEL_SRAM_STACK
 187
 188 #define CONFIG_SYS_SPL_MALLOC_START     0x8f000000
 189 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x80000
 190 #define CONFIG_SPL_BSS_START_ADDR       0x8f080000 /* end of RAM */
 191 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000
 192
 193 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION      1
 194 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME         "u-boot.img"
 195
 196 /* FAT */
 197 #define CONFIG_SPL_FS_LOAD_KERNEL_NAME          "uImage"
 198 #define CONFIG_SPL_FS_LOAD_ARGS_NAME            "args"
 199
 200 /* RAW SD card / eMMC */
 201 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900   /* address 0x120000 */
 202 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR   0x80    /* address 0x10000 */
 203 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS  0x80    /* 64KiB */
 204
 205 /* NAND boot config */
 206 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
 207 #define CONFIG_SYS_NAND_PAGE_COUNT      64
 208 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
 209 #define CONFIG_SYS_NAND_OOBSIZE         64
 210 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128 * 1024)
 211 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 212 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   0
 213 #define CONFIG_SYS_NAND_ECCPOS          {40, 41, 42, 43, 44, 45, 46, 47,\
 214                                          48, 49, 50, 51, 52, 53, 54, 55,\
 215                                          56, 57, 58, 59, 60, 61, 62, 63}
 216 #define CONFIG_SYS_NAND_ECCSIZE         256
 217 #define CONFIG_SYS_NAND_ECCBYTES        3
 218 #define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_HAM1_CODE_SW
 219 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
 220
 221 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
 222
 223 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x80000
 224 #define CONFIG_SYS_NAND_U_BOOT_SIZE     0x80000
 225
 226 #define CONFIG_CMD_UBIFS
 227 #define CONFIG_RBTREE
 228 #define CONFIG_LZO
 229 #define CONFIG_MTD_PARTITIONS
 230 #define CONFIG_MTD_DEVICE
 231 #define CONFIG_CMD_MTDPARTS
 232
 233 /* Setup MTD for NAND on the SOM */
 234 #define MTDIDS_DEFAULT          "nand0=omap2-nand.0"
 235 #define MTDPARTS_DEFAULT        "mtdparts=omap2-nand.0:512k(MLO)," \
 236                                 "1m(u-boot),256k(env1)," \
 237                                 "256k(env2),6m(kernel),-(rootfs)"
 238
 239 #define CONFIG_TAM3517_SETTINGS                                         \
 240         "netdev=eth0\0"                                                 \
 241         "nandargs=setenv bootargs root=${nandroot} "                    \
 242                 "rootfstype=${nandrootfstype}\0"                        \
 243         "nfsargs=setenv bootargs root=/dev/nfs rw "                     \
 244                 "nfsroot=${serverip}:${rootpath}\0"                     \
 245         "ramargs=setenv bootargs root=/dev/ram rw\0"                    \
 246         "addip_sta=setenv bootargs ${bootargs} "                        \
 247                 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"      \
 248                 ":${hostname}:${netdev}:off panic=1\0"                  \
 249         "addip_dyn=setenv bootargs ${bootargs} ip=dhcp\0"               \
 250         "addip=if test -n ${ipdyn};then run addip_dyn;"                 \
 251                 "else run addip_sta;fi\0"                               \
 252         "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0"              \
 253         "addtty=setenv bootargs ${bootargs}"                            \
 254                 " console=ttyO0,${baudrate}\0"                          \
 255         "addmisc=setenv bootargs ${bootargs} ${misc}\0"                 \
 256         "loadaddr=82000000\0"                                           \
 257         "kernel_addr_r=82000000\0"                                      \
 258         "hostname=" __stringify(CONFIG_HOSTNAME) "\0"                   \
 259         "bootfile=" __stringify(CONFIG_HOSTNAME) "/uImage\0"            \
 260         "flash_self=run ramargs addip addtty addmtd addmisc;"           \
 261                 "bootm ${kernel_addr} ${ramdisk_addr}\0"                \
 262         "flash_nfs=run nfsargs addip addtty addmtd addmisc;"            \
 263                 "bootm ${kernel_addr}\0"                                \
 264         "nandboot=run nandargs addip addtty addmtd addmisc;"            \
 265                 "nand read ${kernel_addr_r} kernel\0"                   \
 266                 "bootm ${kernel_addr_r}\0"                              \
 267         "net_nfs=tftp ${kernel_addr_r} ${bootfile}; "                   \
 268                 "run nfsargs addip addtty addmtd addmisc;"              \
 269                 "bootm ${kernel_addr_r}\0"                              \
 270         "net_self=if run net_self_load;then "                           \
 271                 "run ramargs addip addtty addmtd addmisc;"              \
 272                 "bootm ${kernel_addr_r} ${ramdisk_addr_r};"             \
 273                 "else echo Images not loades;fi\0"                      \
 274         "u-boot=" __stringify(CONFIG_HOSTNAME) "/u-boot.img\0"          \
 275         "load=tftp ${loadaddr} ${u-boot}\0"                             \
 276         "loadmlo=tftp ${loadaddr} ${mlo}\0"                             \
 277         "mlo=" __stringify(CONFIG_HOSTNAME) "/MLO\0"                    \
 278         "uboot_addr=0x80000\0"                                          \
 279         "update=nandecc sw;nand erase ${uboot_addr} 100000;"            \
 280                 "nand write ${loadaddr} ${uboot_addr} 80000\0"          \
 281         "updatemlo=nandecc hw;nand erase 0 20000;"                      \
 282                 "nand write ${loadaddr} 0 20000\0"                      \
 283         "upd=if run load;then echo Updating u-boot;if run update;"      \
 284                 "then echo U-Boot updated;"                             \
 285                         "else echo Error updating u-boot !;"            \
 286                         "echo Board without bootloader !!;"             \
 287                 "fi;"                                                   \
 288                 "else echo U-Boot not downloaded..exiting;fi\0"         \
 289
 290 /*
 291  * this is common code for all TAM3517 boards.
 292  * MAC address is stored from manufacturer in
 293  * I2C EEPROM
 294  */
 295 #if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
 296 /*
 297  * The I2C EEPROM on the TAM3517 contains
 298  * mac address and production data
 299  */
 300 struct tam3517_module_info {
 301         char customer[48];
 302         char product[48];
 303
 304         /*
 305          * bit 0~47  : sequence number
 306          * bit 48~55 : week of year, from 0.
 307          * bit 56~63 : year
 308          */
 309         unsigned long long sequence_number;
 310
 311         /*
 312          * bit 0~7   : revision fixed
 313          * bit 8~15  : revision major
 314          * bit 16~31 : TNxxx
 315          */
 316         unsigned int revision;
 317         unsigned char eth_addr[4][8];
 318         unsigned char _rev[100];
 319 };
 320
 321 #define TAM3517_READ_EEPROM(info, ret) \
 322 do {                                                            \
 323         i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); \
 324         if (eeprom_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0,          \
 325                 (void *)info, sizeof(*info)))                   \
 326                 ret = 1;                                        \
 327         else                                                    \
 328                 ret = 0;                                        \
 329 } while (0)
 330
 331 #define TAM3517_READ_MAC_FROM_EEPROM(info)                      \
 332 do {                                                            \
 333         char buf[80], ethname[20];                              \
 334         int i;                                                  \
 335         memset(buf, 0, sizeof(buf));                            \
 336         for (i = 0 ; i < ARRAY_SIZE((info)->eth_addr); i++) {   \
 337                 sprintf(buf, "%02X:%02X:%02X:%02X:%02X:%02X",   \
 338                         (info)->eth_addr[i][5],                 \
 339                         (info)->eth_addr[i][4],                 \
 340                         (info)->eth_addr[i][3],                 \
 341                         (info)->eth_addr[i][2],                 \
 342                         (info)->eth_addr[i][1],                 \
 343                         (info)->eth_addr[i][0]);                        \
 344                                                                 \
 345                 if (i)                                          \
 346                         sprintf(ethname, "eth%daddr", i);       \
 347                 else                                            \
 348                         strcpy(ethname, "ethaddr");             \
 349                 printf("Setting %s from EEPROM with %s\n", ethname, buf);\
 350                 setenv(ethname, buf);                           \
 351         }                                                       \
 352 } while (0)
 353
 354 /* The following macros are taken from Technexion's documentation */
 355 #define TAM3517_sequence_number(info) \
 356         ((info)->sequence_number % 0x1000000000000LL)
 357 #define TAM3517_week_of_year(info) (((info)->sequence_number >> 48) % 0x100)
 358 #define TAM3517_year(info) ((info)->sequence_number >> 56)
 359 #define TAM3517_revision_fixed(info) ((info)->revision % 0x100)
 360 #define TAM3517_revision_major(info) (((info)->revision >> 8) % 0x100)
 361 #define TAM3517_revision_tn(info) ((info)->revision >> 16)
 362
 363 #define TAM3517_PRINT_SOM_INFO(info)                            \
 364 do {                                                            \
 365         printf("Vendor:%s\n", (info)->customer);                \
 366         printf("SOM:   %s\n", (info)->product);                 \
 367         printf("SeqNr: %02llu%02llu%012llu\n",                  \
 368                 TAM3517_year(info),                             \
 369                 TAM3517_week_of_year(info),                     \
 370                 TAM3517_sequence_number(info));                 \
 371         printf("Rev:   TN%u %u.%u\n",                           \
 372                 TAM3517_revision_tn(info),                      \
 373                 TAM3517_revision_major(info),                   \
 374                 TAM3517_revision_fixed(info));                  \
 375 } while (0)
 376
 377 #endif
 378
 379 #endif /* __TAM3517_H */