include/configs/tam3517-common.h

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