include/configs/am3517_evm.h

   1 /*
   2  * am3517_evm.h - Default configuration for AM3517 EVM board.
   3  *
   4  * Author: Vaibhav Hiremath <hvaibhav@ti.com>
   5  *
   6  * Based on omap3_evm_config.h
   7  *
   8  * Copyright (C) 2010 Texas Instruments Incorporated
   9  *
  10  * SPDX-License-Identifier:     GPL-2.0+
  11  */
  12
  13 #ifndef __CONFIG_H
  14 #define __CONFIG_H
  15
  16 /* High Level Configuration Options */
  17
  18 #define CONFIG_OMAP
  19
  20 #define CONFIG_NR_DRAM_BANKS    2       /* CS1 may or may not be populated */
  21
  22 /* Common ARM Erratas */
  23 #define CONFIG_ARM_ERRATA_454179
  24 #define CONFIG_ARM_ERRATA_430973
  25 #define CONFIG_ARM_ERRATA_621766
  26
  27 #define CONFIG_EMIF4    /* The chip has EMIF4 controller */
  28
  29 /*
  30  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
  31  * 64 bytes before this address should be set aside for u-boot.img's
  32  * header. That is 0x800FFFC0--0x80100000 should not be used for any
  33  * other needs.
  34  */
  35 #define CONFIG_SYS_TEXT_BASE            0x80100000
  36 #define CONFIG_SYS_SPL_MALLOC_START     0x80208000
  37 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x100000
  38
  39 #include <asm/arch/cpu.h>               /* get chip and board defs */
  40 #include <asm/arch/omap.h>
  41
  42 #define CONFIG_MISC_INIT_R
  43 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs */
  44 #define CONFIG_SETUP_MEMORY_TAGS
  45 #define CONFIG_INITRD_TAG
  46 #define CONFIG_REVISION_TAG
  47
  48 /* Clock Defines */
  49 #define V_OSCK                  26000000        /* Clock output from T2 */
  50 #define V_SCLK                  (V_OSCK >> 1)
  51
  52 /* Size of malloc() pool */
  53 #define CONFIG_SYS_MALLOC_LEN           (16 << 20)
  54
  55 /* Hardware drivers */
  56
  57 /* OMAP GPIO configuration */
  58 #define CONFIG_OMAP_GPIO
  59
  60 /* NS16550 Configuration */
  61 #define V_NS16550_CLK                   48000000        /* 48MHz (APLL96/2) */
  62 #define CONFIG_SYS_NS16550_SERIAL
  63 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
  64 #define CONFIG_SYS_NS16550_CLK          V_NS16550_CLK
  65
  66 /* select serial console configuration */
  67 #define CONFIG_CONS_INDEX               3
  68 #define CONFIG_SYS_NS16550_COM3         OMAP34XX_UART3
  69 #define CONFIG_SERIAL3                  3       /* UART3 on AM3517 EVM */
  70
  71 /* allow to overwrite serial and ethaddr */
  72 #define CONFIG_ENV_OVERWRITE
  73 #define CONFIG_BAUDRATE                 115200
  74 #define CONFIG_SYS_BAUDRATE_TABLE       {4800, 9600, 19200, 38400, 57600,\
  75                                         115200}
  76
  77 /*
  78  * USB configuration
  79  * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard
  80  * Enable CONFIG_USB_MUSB_GADGET for Device functionalities.
  81  */
  82 #define CONFIG_USB_MUSB_AM35X
  83 #define CONFIG_USB_MUSB_PIO_ONLY
  84
  85 #ifdef CONFIG_USB_MUSB_AM35X
  86
  87 #ifdef CONFIG_USB_MUSB_HOST
  88
  89 #ifdef CONFIG_USB_KEYBOARD
  90 #define CONFIG_SYS_USB_EVENT_POLL
  91 #define CONFIG_PREBOOT "usb start"
  92 #endif /* CONFIG_USB_KEYBOARD */
  93
  94 #endif /* CONFIG_USB_MUSB_HOST */
  95
  96 #ifdef CONFIG_USB_MUSB_GADGET
  97 #define CONFIG_USB_ETHER
  98 #define CONFIG_USB_ETH_RNDIS
  99 #endif /* CONFIG_USB_MUSB_GADGET */
 100
 101 #endif /* CONFIG_USB_MUSB_AM35X */
 102
 103 /* commands to include */
 104 #define CONFIG_CMD_NAND
 105 #define CONFIG_CMD_MTDPARTS
 106
 107 /* I2C */
 108 #define CONFIG_SYS_I2C
 109 #define CONFIG_SYS_OMAP24_I2C_SPEED     100000
 110 #define CONFIG_SYS_OMAP24_I2C_SLAVE     1
 111 #define CONFIG_SYS_I2C_OMAP34XX
 112
 113 /* Ethernet */
 114 #define CONFIG_DRIVER_TI_EMAC
 115 #define CONFIG_DRIVER_TI_EMAC_USE_RMII
 116 #define CONFIG_MII
 117 #define CONFIG_BOOTP_DEFAULT
 118 #define CONFIG_BOOTP_DNS
 119 #define CONFIG_BOOTP_DNS2
 120 #define CONFIG_BOOTP_SEND_HOSTNAME
 121 #define CONFIG_NET_RETRY_COUNT          10
 122
 123 /* Board NAND Info. */
 124 #ifdef CONFIG_NAND
 125 #define CONFIG_NAND_OMAP_GPMC
 126 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
 127 #define CONFIG_BCH
 128 #define CONFIG_CMD_UBIFS                /* Read-only UBI volume operations */
 129 #define CONFIG_RBTREE                   /* required by CONFIG_CMD_UBI */
 130 #define CONFIG_LZO                      /* required by CONFIG_CMD_UBIFS */
 131 #define CONFIG_SYS_NAND_ADDR            NAND_BASE       /* physical address */
 132                                                         /* to access nand */
 133 #define CONFIG_SYS_NAND_BASE            NAND_BASE       /* physical address */
 134                                                         /* to access */
 135                                                         /* nand at CS0 */
 136 #define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of */
 137                                                         /* NAND devices */
 138 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
 139 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 140 #define CONFIG_SYS_NAND_PAGE_COUNT      64
 141 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
 142 #define CONFIG_SYS_NAND_OOBSIZE         64
 143 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128 * 1024)
 144 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 145 #define CONFIG_SYS_NAND_ECCPOS          { 2,  3,  4,  5,  6,  7,  8,  9, 10, \
 146                                          11, 12, 13, 14, 16, 17, 18, 19, 20, \
 147                                          21, 22, 23, 24, 25, 26, 27, 28, 30, \
 148                                          31, 32, 33, 34, 35, 36, 37, 38, 39, \
 149                                          40, 41, 42, 44, 45, 46, 47, 48, 49, \
 150                                          50, 51, 52, 53, 54, 55, 56 }
 151
 152 #define CONFIG_SYS_NAND_ECCSIZE         512
 153 #define CONFIG_SYS_NAND_ECCBYTES        13
 154 #define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
 155 #define CONFIG_SYS_NAND_MAX_OOBFREE     2
 156 #define CONFIG_SYS_NAND_MAX_ECCPOS      56
 157 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
 158 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x80000
 159 #define CONFIG_MTD_PARTITIONS           /* required for UBI partition support */
 160 #define CONFIG_MTD_DEVICE               /* needed for mtdparts commands */
 161 /* NAND block size is 128 KiB.  Synchronize these values with
 162  * corresponding Device Tree entries in Linux:
 163  *  MLO(SPL)             4 * NAND_BLOCK_SIZE = 512 KiB  @ 0x000000
 164  *  U-Boot              15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000
 165  *  U-Boot environment   2 * NAND_BLOCK_SIZE = 256 KiB  @ 0x260000
 166  *  Kernel              64 * NAND_BLOCK_SIZE = 8 MiB    @ 0x2A0000
 167  *  DTB                  4 * NAND_BLOCK_SIZE = 512 KiB  @ 0xAA0000
 168  *  RootFS              Remaining Flash Space           @ 0xB20000
 169  */
 170 #define MTDIDS_DEFAULT "nand0=omap2-nand.0"
 171 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:"       \
 172         "512k(MLO),"                                    \
 173         "1920k(u-boot),"                                \
 174         "256k(u-boot-env),"                             \
 175         "8m(kernel),"                                   \
 176         "512k(dtb),"                                    \
 177         "-(rootfs)"
 178 #else
 179 #define MTDIDS_DEFAULT
 180 #define MTDPARTS_DEFAULT
 181 #endif /* CONFIG_NAND */
 182
 183 /* Environment information */
 184
 185 #define CONFIG_BOOTFILE         "uImage"
 186
 187 #define CONFIG_EXTRA_ENV_SETTINGS \
 188         "loadaddr=0x82000000\0" \
 189         "console=ttyO2,115200n8\0" \
 190         "fdtfile=am3517-evm.dtb\0" \
 191         "fdtaddr=0x82C00000\0" \
 192         "vram=16M\0" \
 193         "bootenv=uEnv.txt\0" \
 194         "cmdline=\0" \
 195         "optargs=\0" \
 196         "mtdids=" MTDIDS_DEFAULT "\0" \
 197         "mtdparts=" MTDPARTS_DEFAULT "\0" \
 198         "mmcdev=0\0" \
 199         "mmcpart=1\0" \
 200         "mmcroot=/dev/mmcblk0p2 rw\0" \
 201         "mmcrootfstype=ext4 rootwait fixrtc\0" \
 202         "mmcargs=setenv bootargs console=${console} " \
 203                 "${mtdparts} " \
 204                 "${optargs} " \
 205                 "root=${mmcroot} " \
 206                 "rootfstype=${mmcrootfstype} " \
 207                 "${cmdline}\0" \
 208         "nandargs=setenv bootargs console=${console} " \
 209                 "${mtdparts} " \
 210                 "${optargs} " \
 211                 "root=ubi0:rootfs rw ubi.mtd=rootfs " \
 212                 "rootfstype=ubifs rootwait " \
 213                 "${cmdline}\0" \
 214         "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\
 215         "importbootenv=echo Importing environment from mmc ...; " \
 216                 "env import -t ${loadaddr} ${filesize}\0" \
 217         "bootscript=echo Running bootscript from mmc ...; " \
 218                 "source ${loadaddr}\0" \
 219         "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \
 220         "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \
 221         "mmcboot=echo Booting from mmc ...; " \
 222                 "run mmcargs; " \
 223                 "bootz ${loadaddr} - ${fdtaddr}\0" \
 224         "nandboot=echo Booting from nand ...; " \
 225                 "run nandargs; " \
 226                 "nand read ${loadaddr} 2a0000 800000; " \
 227                 "nand read ${fdtaddr} aa0000 80000; " \
 228                 "bootm ${loadaddr} - ${fdtaddr}\0" \
 229
 230 #define CONFIG_BOOTCOMMAND \
 231         "mmc dev ${mmcdev}; if mmc rescan; then " \
 232                 "echo SD/MMC found on device $mmcdev; " \
 233                 "if run loadbootenv; then " \
 234                         "run importbootenv; " \
 235                 "fi; " \
 236                 "echo Checking if uenvcmd is set ...; " \
 237                 "if test -n $uenvcmd; then " \
 238                         "echo Running uenvcmd ...; " \
 239                         "run uenvcmd; " \
 240                 "fi; " \
 241                 "echo Running default loadimage ...; " \
 242                 "setenv bootfile zImage; " \
 243                 "if run loadimage; then " \
 244                         "run loadfdt; " \
 245                         "run mmcboot; " \
 246                 "fi; " \
 247         "else run nandboot; fi"
 248
 249 /* Miscellaneous configurable options */
 250 #define CONFIG_AUTO_COMPLETE
 251 #define CONFIG_CMDLINE_EDITING
 252 #define CONFIG_SYS_LONGHELP
 253
 254 /* We set the max number of command args high to avoid HUSH bugs. */
 255 #define CONFIG_SYS_MAXARGS              64
 256
 257 /* Console I/O Buffer Size */
 258 #define CONFIG_SYS_CBSIZE               512
 259 /* Print Buffer Size */
 260 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE \
 261                                         + sizeof(CONFIG_SYS_PROMPT) + 16)
 262 /* Boot Argument Buffer Size */
 263 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE
 264
 265 /* memtest works on */
 266 #define CONFIG_SYS_MEMTEST_START        (OMAP34XX_SDRC_CS0)
 267 #define CONFIG_SYS_MEMTEST_END          (OMAP34XX_SDRC_CS0 + \
 268                                         0x01F00000) /* 31MB */
 269
 270 #define CONFIG_SYS_LOAD_ADDR            (OMAP34XX_SDRC_CS0) /* default load */
 271                                                                 /* address */
 272
 273 /*
 274  * AM3517 has 12 GP timers, they can be driven by the system clock
 275  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
 276  * This rate is divided by a local divisor.
 277  */
 278 #define CONFIG_SYS_TIMERBASE            OMAP34XX_GPT2
 279 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
 280
 281 /* Physical Memory Map */
 282 #define PHYS_SDRAM_1                    OMAP34XX_SDRC_CS0
 283 #define PHYS_SDRAM_2                    OMAP34XX_SDRC_CS1
 284 #define CONFIG_SYS_CS0_SIZE             (256 * 1024 * 1024)
 285 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
 286 #define CONFIG_SYS_INIT_RAM_ADDR        0x4020f800
 287 #define CONFIG_SYS_INIT_RAM_SIZE        0x800
 288 #define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SYS_INIT_RAM_ADDR + \
 289                                          CONFIG_SYS_INIT_RAM_SIZE - \
 290                                          GENERATED_GBL_DATA_SIZE)
 291
 292 /* FLASH and environment organization */
 293
 294 /* **** PISMO SUPPORT *** */
 295 #define CONFIG_SYS_MAX_FLASH_SECT       520     /* max number of sectors */
 296                                                 /* on one chip */
 297 #define CONFIG_SYS_MAX_FLASH_BANKS      2       /* max number of flash banks */
 298 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 2 sectors */
 299
 300 #if defined(CONFIG_NAND)
 301 #define CONFIG_SYS_FLASH_BASE           NAND_BASE
 302 #endif
 303
 304 /* Monitor at start of flash */
 305 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
 306
 307 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB */
 308 #define CONFIG_ENV_SIZE                 CONFIG_SYS_ENV_SECT_SIZE
 309 #define SMNAND_ENV_OFFSET               0x260000 /* environment starts here */
 310 #define CONFIG_ENV_OFFSET               SMNAND_ENV_OFFSET
 311 #define CONFIG_ENV_ADDR                 SMNAND_ENV_OFFSET
 312 #define CONFIG_ENV_IS_IN_NAND
 313
 314 /* Defines for SPL */
 315 #define CONFIG_SPL_FRAMEWORK
 316 #define CONFIG_SPL_BOARD_INIT
 317 #define CONFIG_SPL_NAND_SIMPLE
 318 #define CONFIG_SPL_TEXT_BASE            0x40200000
 319 #define CONFIG_SPL_MAX_SIZE             (SRAM_SCRATCH_SPACE_ADDR - \
 320                                          CONFIG_SPL_TEXT_BASE)
 321
 322 #define CONFIG_SPL_BSS_START_ADDR       0x80000000
 323 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000         /* 512 KB */
 324
 325 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION      1
 326 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME         "u-boot.img"
 327
 328 #define CONFIG_SPL_NAND_BASE
 329 #define CONFIG_SPL_NAND_DRIVERS
 330 #define CONFIG_SPL_NAND_ECC
 331 #define CONFIG_SPL_LDSCRIPT             "arch/arm/mach-omap2/u-boot-spl.lds"
 332
 333 #endif /* __CONFIG_H */