include/configs/am3517_crane.h

   1 /*
   2  * am3517_crane.h - Default configuration for AM3517 CraneBoard.
   3  *
   4  * Author: Srinath.R <srinath@mistralsolutions.com>
   5  *
   6  * Based on include/configs/am3517evm.h
   7  *
   8  * Copyright (C) 2011 Mistral Solutions pvt Ltd
   9  *
  10  * SPDX-License-Identifier:     GPL-2.0+
  11  */
  12
  13 #ifndef __CONFIG_H
  14 #define __CONFIG_H
  15
  16 /*
  17  * High Level Configuration Options
  18  */
  19 #define CONFIG_OMAP             1       /* in a TI OMAP core */
  20 #define CONFIG_OMAP3_AM3517CRANE        1       /* working with CRANEBOARD */
  21
  22 #define CONFIG_EMIF4    /* The chip has EMIF4 controller */
  23
  24 #include <asm/arch/cpu.h>               /* get chip and board defs */
  25 #include <asm/arch/omap.h>
  26
  27 /* Clock Defines */
  28 #define V_OSCK                  26000000        /* Clock output from T2 */
  29 #define V_SCLK                  (V_OSCK >> 1)
  30
  31 #define CONFIG_MISC_INIT_R
  32
  33 #define CONFIG_CMDLINE_TAG              1       /* enable passing of ATAGs */
  34 #define CONFIG_SETUP_MEMORY_TAGS        1
  35 #define CONFIG_INITRD_TAG               1
  36 #define CONFIG_REVISION_TAG             1
  37
  38 /*
  39  * Size of malloc() pool
  40  */
  41 #define CONFIG_ENV_SIZE                 (128 << 10)     /* 128 KiB sector */
  42 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + (128 << 10))
  43                                                 /* initial data */
  44 /*
  45  * DDR related
  46  */
  47 #define CONFIG_SYS_CS0_SIZE             (256 * 1024 * 1024)
  48
  49 /*
  50  * Hardware drivers
  51  */
  52
  53 /*
  54  * NS16550 Configuration
  55  */
  56 #define V_NS16550_CLK                   48000000        /* 48MHz (APLL96/2) */
  57
  58 #define CONFIG_SYS_NS16550_SERIAL
  59 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
  60 #define CONFIG_SYS_NS16550_CLK          V_NS16550_CLK
  61
  62 /*
  63  * select serial console configuration
  64  */
  65 #define CONFIG_CONS_INDEX               3
  66 #define CONFIG_SYS_NS16550_COM3         OMAP34XX_UART3
  67 #define CONFIG_SERIAL3                  3       /* UART3 on CRANEBOARD */
  68
  69 /* allow to overwrite serial and ethaddr */
  70 #define CONFIG_ENV_OVERWRITE
  71 #define CONFIG_BAUDRATE                 115200
  72 #define CONFIG_SYS_BAUDRATE_TABLE       {4800, 9600, 19200, 38400, 57600,\
  73                                         115200}
  74
  75 /*
  76  * USB configuration
  77  * Enable CONFIG_USB_MUSB_HCD for Host functionalities MSC, keyboard
  78  * Enable CONFIG_USB_MUSB_UDC for Device functionalities.
  79  */
  80 #define CONFIG_USB_AM35X                1
  81 #define CONFIG_USB_MUSB_HCD                     1
  82
  83 #ifdef CONFIG_USB_AM35X
  84
  85 #ifdef CONFIG_USB_MUSB_HCD
  86
  87 #ifdef CONFIG_USB_KEYBOARD
  88 #define CONFIG_SYS_USB_EVENT_POLL
  89 #define CONFIG_PREBOOT "usb start"
  90 #endif /* CONFIG_USB_KEYBOARD */
  91
  92 #endif /* CONFIG_USB_MUSB_HCD */
  93
  94 #ifdef CONFIG_USB_MUSB_UDC
  95 /* USB device configuration */
  96 #define CONFIG_USB_DEVICE               1
  97 #define CONFIG_USB_TTY                  1
  98 /* Change these to suit your needs */
  99 #define CONFIG_USBD_VENDORID            0x0451
 100 #define CONFIG_USBD_PRODUCTID           0x5678
 101 #define CONFIG_USBD_MANUFACTURER        "Texas Instruments"
 102 #define CONFIG_USBD_PRODUCT_NAME        "AM3517CRANE"
 103 #endif /* CONFIG_USB_MUSB_UDC */
 104
 105 #endif /* CONFIG_USB_AM35X */
 106
 107 /* commands to include */
 108 #define CONFIG_CMD_JFFS2        /* JFFS2 Support                */
 109
 110 #define CONFIG_CMD_NAND         /* NAND support                 */
 111
 112 #define CONFIG_SYS_I2C
 113 #define CONFIG_SYS_OMAP24_I2C_SPEED     100000
 114 #define CONFIG_SYS_OMAP24_I2C_SLAVE     1
 115 #define CONFIG_SYS_I2C_OMAP34XX
 116
 117 /*
 118  * Board NAND Info.
 119  */
 120 #define CONFIG_SYS_NAND_ADDR            NAND_BASE       /* physical address */
 121                                                         /* to access nand */
 122 #define CONFIG_SYS_NAND_BASE            NAND_BASE       /* physical address */
 123                                                         /* to access */
 124                                                         /* nand at CS0 */
 125
 126 #define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of */
 127                                                         /* NAND devices */
 128
 129 #define CONFIG_JFFS2_NAND
 130 /* nand device jffs2 lives on */
 131 #define CONFIG_JFFS2_DEV                "nand0"
 132 /* start of jffs2 partition */
 133 #define CONFIG_JFFS2_PART_OFFSET        0x680000
 134 #define CONFIG_JFFS2_PART_SIZE          0xf980000       /* sz of jffs2 part */
 135
 136 /* Environment information */
 137
 138 #define CONFIG_BOOTFILE         "uImage"
 139
 140 #define CONFIG_EXTRA_ENV_SETTINGS \
 141         "loadaddr=0x82000000\0" \
 142         "console=ttyS2,115200n8\0" \
 143         "mmcdev=0\0" \
 144         "mmcargs=setenv bootargs console=${console} " \
 145                 "root=/dev/mmcblk0p2 rw " \
 146                 "rootfstype=ext3 rootwait\0" \
 147         "nandargs=setenv bootargs console=${console} " \
 148                 "root=/dev/mtdblock4 rw " \
 149                 "rootfstype=jffs2\0" \
 150         "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
 151         "bootscript=echo Running bootscript from mmc ...; " \
 152                 "source ${loadaddr}\0" \
 153         "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
 154         "mmcboot=echo Booting from mmc ...; " \
 155                 "run mmcargs; " \
 156                 "bootm ${loadaddr}\0" \
 157         "nandboot=echo Booting from nand ...; " \
 158                 "run nandargs; " \
 159                 "nand read ${loadaddr} 280000 400000; " \
 160                 "bootm ${loadaddr}\0" \
 161
 162 #define CONFIG_BOOTCOMMAND \
 163         "mmc dev ${mmcdev}; if mmc rescan; then " \
 164                 "if run loadbootscript; then " \
 165                         "run bootscript; " \
 166                 "else " \
 167                         "if run loaduimage; then " \
 168                                 "run mmcboot; " \
 169                         "else run nandboot; " \
 170                         "fi; " \
 171                 "fi; " \
 172         "else run nandboot; fi"
 173
 174 #define CONFIG_AUTO_COMPLETE    1
 175 /*
 176  * Miscellaneous configurable options
 177  */
 178 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
 179 #define CONFIG_SYS_CBSIZE               512     /* Console I/O Buffer Size */
 180 /* Print Buffer Size */
 181 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
 182                                         sizeof(CONFIG_SYS_PROMPT) + 16)
 183 #define CONFIG_SYS_MAXARGS              32      /* max number of command */
 184                                                 /* args */
 185 /* Boot Argument Buffer Size */
 186 #define CONFIG_SYS_BARGSIZE             (CONFIG_SYS_CBSIZE)
 187 /* memtest works on */
 188 #define CONFIG_SYS_MEMTEST_START        (OMAP34XX_SDRC_CS0)
 189 #define CONFIG_SYS_MEMTEST_END          (OMAP34XX_SDRC_CS0 + \
 190                                         0x01F00000) /* 31MB */
 191
 192 #define CONFIG_SYS_LOAD_ADDR            (OMAP34XX_SDRC_CS0) /* default load */
 193                                                                 /* address */
 194
 195 /*
 196  * AM3517 has 12 GP timers, they can be driven by the system clock
 197  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
 198  * This rate is divided by a local divisor.
 199  */
 200 #define CONFIG_SYS_TIMERBASE            OMAP34XX_GPT2
 201 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
 202
 203 /*-----------------------------------------------------------------------
 204  * Physical Memory Map
 205  */
 206 #define CONFIG_NR_DRAM_BANKS    2       /* CS1 may or may not be populated */
 207 #define PHYS_SDRAM_1            OMAP34XX_SDRC_CS0
 208 #define PHYS_SDRAM_2            OMAP34XX_SDRC_CS1
 209
 210 /*-----------------------------------------------------------------------
 211  * FLASH and environment organization
 212  */
 213
 214 /* **** PISMO SUPPORT *** */
 215 #define CONFIG_SYS_MAX_FLASH_SECT       520     /* max number of sectors */
 216                                                 /* on one chip */
 217 #define CONFIG_SYS_MAX_FLASH_BANKS      2       /* max number of flash banks */
 218 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 2 sectors */
 219
 220 #define CONFIG_SYS_FLASH_BASE           NAND_BASE
 221
 222 /* Monitor at start of flash */
 223 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
 224
 225 #define CONFIG_NAND_OMAP_GPMC
 226 #define CONFIG_ENV_IS_IN_NAND           1
 227 #define SMNAND_ENV_OFFSET               0x260000 /* environment starts here */
 228
 229 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB sector */
 230 #define CONFIG_ENV_OFFSET               SMNAND_ENV_OFFSET
 231 #define CONFIG_ENV_ADDR                 SMNAND_ENV_OFFSET
 232
 233 /*-----------------------------------------------------------------------
 234  * CFI FLASH driver setup
 235  */
 236 /* timeout values are in ticks */
 237 #define CONFIG_SYS_FLASH_ERASE_TOUT     (100 * CONFIG_SYS_HZ)
 238 #define CONFIG_SYS_FLASH_WRITE_TOUT     (100 * CONFIG_SYS_HZ)
 239
 240 /* Flash banks JFFS2 should use */
 241 #define CONFIG_SYS_MAX_MTD_BANKS        (CONFIG_SYS_MAX_FLASH_BANKS + \
 242                                         CONFIG_SYS_MAX_NAND_DEVICE)
 243 #define CONFIG_SYS_JFFS2_MEM_NAND
 244 /* use flash_info[2] */
 245 #define CONFIG_SYS_JFFS2_FIRST_BANK     CONFIG_SYS_MAX_FLASH_BANKS
 246 #define CONFIG_SYS_JFFS2_NUM_BANKS      1
 247
 248 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
 249 #define CONFIG_SYS_INIT_RAM_ADDR        0x4020f800
 250 #define CONFIG_SYS_INIT_RAM_SIZE        0x800
 251 #define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SYS_INIT_RAM_ADDR + \
 252                                          CONFIG_SYS_INIT_RAM_SIZE - \
 253                                          GENERATED_GBL_DATA_SIZE)
 254
 255 /* Defines for SPL */
 256 #define CONFIG_SPL_FRAMEWORK
 257 #define CONFIG_SPL_BOARD_INIT
 258 #define CONFIG_SPL_NAND_SIMPLE
 259 #define CONFIG_SPL_TEXT_BASE            0x40200800
 260 #define CONFIG_SPL_MAX_SIZE             (SRAM_SCRATCH_SPACE_ADDR - \
 261                                          CONFIG_SPL_TEXT_BASE)
 262
 263 #define CONFIG_SPL_BSS_START_ADDR       0x80000000
 264 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000         /* 512 KB */
 265
 266 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION      1
 267 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
 268
 269 #define CONFIG_SPL_NAND_BASE
 270 #define CONFIG_SPL_NAND_DRIVERS
 271 #define CONFIG_SPL_NAND_ECC
 272 #define CONFIG_SPL_LDSCRIPT             "arch/arm/mach-omap2/u-boot-spl.lds"
 273
 274 /* NAND boot config */
 275 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
 276 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 277 #define CONFIG_SYS_NAND_PAGE_COUNT      64
 278 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
 279 #define CONFIG_SYS_NAND_OOBSIZE         64
 280 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
 281 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 282 #define CONFIG_SYS_NAND_ECCPOS          {2, 3, 4, 5, 6, 7, 8, 9,\
 283                                                 10, 11, 12, 13}
 284 #define CONFIG_SYS_NAND_ECCSIZE         512
 285 #define CONFIG_SYS_NAND_ECCBYTES        3
 286 #define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_HAM1_CODE_HW
 287 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
 288 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x80000
 289
 290 /*
 291  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
 292  * 64 bytes before this address should be set aside for u-boot.img's
 293  * header. That is 0x800FFFC0--0x80100000 should not be used for any
 294  * other needs.
 295  */
 296 #define CONFIG_SYS_TEXT_BASE            0x80100000
 297 #define CONFIG_SYS_SPL_MALLOC_START     0x80208000
 298 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x100000
 299
 300 #endif /* __CONFIG_H */