include/configs/am335x_evm.h

   1 /*
   2  * am335x_evm.h
   3  *
   4  * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation version 2.
   9  *
  10  * This program is distributed "as is" WITHOUT ANY WARRANTY of any
  11  * kind, whether express or implied; without even the implied warranty
  12  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #ifndef __CONFIG_AM335X_EVM_H
  17 #define __CONFIG_AM335X_EVM_H
  18
  19 #include <configs/ti_am335x_common.h>
  20
  21 #define MACH_TYPE_TIAM335EVM            3589    /* Until the next sync */
  22 #define CONFIG_MACH_TYPE                MACH_TYPE_TIAM335EVM
  23
  24 /* Clock Defines */
  25 #define V_OSCK                          24000000  /* Clock output from T2 */
  26 #define V_SCLK                          (V_OSCK)
  27
  28 /* Custom script for NOR */
  29 #define CONFIG_SYS_LDSCRIPT             "board/ti/am335x/u-boot.lds"
  30
  31 /* Always 128 KiB env size */
  32 #define CONFIG_ENV_SIZE                 (128 << 10)
  33
  34 #ifdef CONFIG_NAND
  35 #define NANDARGS \
  36         "mtdids=" MTDIDS_DEFAULT "\0" \
  37         "mtdparts=" MTDPARTS_DEFAULT "\0" \
  38         "nandargs=setenv bootargs console=${console} " \
  39                 "${optargs} " \
  40                 "root=${nandroot} " \
  41                 "rootfstype=${nandrootfstype}\0" \
  42         "dfu_alt_info_nand=" DFU_ALT_INFO_NAND "\0" \
  43         "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \
  44         "nandrootfstype=ubifs rootwait=1\0" \
  45         "nandsrcaddr=0x280000\0" \
  46                 "nandboot=echo Booting from nand ...; " \
  47                 "run nandargs; " \
  48                 "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \
  49                 "bootm ${loadaddr}\0" \
  50         "nandimgsize=0x500000\0"
  51 #else
  52 #define NANDARGS ""
  53 #endif
  54
  55 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
  56
  57 #ifndef CONFIG_SPL_BUILD
  58 #define CONFIG_EXTRA_ENV_SETTINGS \
  59         "loadaddr=0x80200000\0" \
  60         "fdtaddr=0x80F80000\0" \
  61         "fdt_high=0xffffffff\0" \
  62         "boot_fdt=try\0" \
  63         "rdaddr=0x81000000\0" \
  64         "bootdir=/boot\0" \
  65         "bootfile=uImage\0" \
  66         "fdtfile=undefined\0" \
  67         "console=ttyO0,115200n8\0" \
  68         "optargs=\0" \
  69         "dfu_alt_info_mmc=" DFU_ALT_INFO_MMC "\0" \
  70         "dfu_alt_info_emmc=rawemmc mmc 0 3751936\0" \
  71         "mmcdev=0\0" \
  72         "mmcroot=/dev/mmcblk0p2 ro\0" \
  73         "mmcrootfstype=ext4 rootwait\0" \
  74         "bootpart=0:2\0" \
  75         "rootpath=/export/rootfs\0" \
  76         "nfsopts=nolock\0" \
  77         "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
  78                 "::off\0" \
  79         "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
  80         "ramrootfstype=ext2\0" \
  81         "mmcargs=setenv bootargs console=${console} " \
  82                 "${optargs} " \
  83                 "root=${mmcroot} " \
  84                 "rootfstype=${mmcrootfstype}\0" \
  85         "spiroot=/dev/mtdblock4 rw\0" \
  86         "spirootfstype=jffs2\0" \
  87         "spisrcaddr=0xe0000\0" \
  88         "spiimgsize=0x362000\0" \
  89         "spibusno=0\0" \
  90         "spiargs=setenv bootargs console=${console} " \
  91                 "${optargs} " \
  92                 "root=${spiroot} " \
  93                 "rootfstype=${spirootfstype}\0" \
  94         "netargs=setenv bootargs console=${console} " \
  95                 "${optargs} " \
  96                 "root=/dev/nfs " \
  97                 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
  98                 "ip=dhcp\0" \
  99         "bootenv=uEnv.txt\0" \
 100         "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
 101         "importbootenv=echo Importing environment from mmc ...; " \
 102                 "env import -t $loadaddr $filesize\0" \
 103         "ramargs=setenv bootargs console=${console} " \
 104                 "${optargs} " \
 105                 "root=${ramroot} " \
 106                 "rootfstype=${ramrootfstype}\0" \
 107         "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
 108         "loaduimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
 109         "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
 110         "mmcloados=run mmcargs; " \
 111                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
 112                         "if run loadfdt; then " \
 113                                 "bootm ${loadaddr} - ${fdtaddr}; " \
 114                         "else " \
 115                                 "if test ${boot_fdt} = try; then " \
 116                                         "bootm; " \
 117                                 "else " \
 118                                         "echo WARN: Cannot load the DT; " \
 119                                 "fi; " \
 120                         "fi; " \
 121                 "else " \
 122                         "bootm; " \
 123                 "fi;\0" \
 124         "mmcboot=mmc dev ${mmcdev}; " \
 125                 "if mmc rescan; then " \
 126                         "echo SD/MMC found on device ${mmcdev};" \
 127                         "if run loadbootenv; then " \
 128                                 "echo Loaded environment from ${bootenv};" \
 129                                 "run importbootenv;" \
 130                         "fi;" \
 131                         "if test -n $uenvcmd; then " \
 132                                 "echo Running uenvcmd ...;" \
 133                                 "run uenvcmd;" \
 134                         "fi;" \
 135                         "if run loaduimage; then " \
 136                                 "run mmcloados;" \
 137                         "fi;" \
 138                 "fi;\0" \
 139         "spiboot=echo Booting from spi ...; " \
 140                 "run spiargs; " \
 141                 "sf probe ${spibusno}:0; " \
 142                 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
 143                 "bootm ${loadaddr}\0" \
 144         "netboot=echo Booting from network ...; " \
 145                 "setenv autoload no; " \
 146                 "dhcp; " \
 147                 "tftp ${loadaddr} ${bootfile}; " \
 148                 "tftp ${fdtaddr} ${fdtfile}; " \
 149                 "run netargs; " \
 150                 "bootm ${loadaddr} - ${fdtaddr}\0" \
 151         "ramboot=echo Booting from ramdisk ...; " \
 152                 "run ramargs; " \
 153                 "bootm ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
 154         "findfdt="\
 155                 "if test $board_name = A335BONE; then " \
 156                         "setenv fdtfile am335x-bone.dtb; fi; " \
 157                 "if test $board_name = A335BNLT; then " \
 158                         "setenv fdtfile am335x-boneblack.dtb; fi; " \
 159                 "if test $board_name = A33515BB; then " \
 160                         "setenv fdtfile am335x-evm.dtb; fi; " \
 161                 "if test $board_name = A335X_SK; then " \
 162                         "setenv fdtfile am335x-evmsk.dtb; fi; " \
 163                 "if test $fdtfile = undefined; then " \
 164                         "echo WARNING: Could not determine device tree to use; fi; \0" \
 165         NANDARGS
 166 #endif
 167
 168 #define CONFIG_BOOTCOMMAND \
 169         "run findfdt; " \
 170         "run mmcboot;" \
 171         "setenv mmcdev 1; " \
 172         "setenv bootpart 1:2; " \
 173         "run mmcboot;" \
 174         "run nandboot;"
 175
 176 /* NS16550 Configuration */
 177 #define CONFIG_SYS_NS16550_COM1         0x44e09000      /* Base EVM has UART0 */
 178 #define CONFIG_SYS_NS16550_COM2         0x48022000      /* UART1 */
 179 #define CONFIG_SYS_NS16550_COM3         0x48024000      /* UART2 */
 180 #define CONFIG_SYS_NS16550_COM4         0x481a6000      /* UART3 */
 181 #define CONFIG_SYS_NS16550_COM5         0x481a8000      /* UART4 */
 182 #define CONFIG_SYS_NS16550_COM6         0x481aa000      /* UART5 */
 183 #define CONFIG_BAUDRATE                 115200
 184
 185 /* I2C Configuration */
 186 #define CONFIG_CMD_EEPROM
 187 #define CONFIG_ENV_EEPROM_IS_ON_I2C
 188 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50    /* Main EEPROM */
 189 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
 190 #define CONFIG_SYS_I2C_MULTI_EEPROMS
 191
 192 /* SPL */
 193 #ifndef CONFIG_NOR_BOOT
 194 #define CONFIG_SPL_YMODEM_SUPPORT
 195
 196 /* CPSW support */
 197 #define CONFIG_SPL_ETH_SUPPORT
 198
 199 /* USB gadget RNDIS */
 200 #define CONFIG_SPL_MUSB_NEW_SUPPORT
 201
 202 /* General network SPL, both CPSW and USB gadget RNDIS */
 203 #define CONFIG_SPL_NET_SUPPORT
 204 #define CONFIG_SPL_ENV_SUPPORT
 205 #define CONFIG_SPL_NET_VCI_STRING       "AM335x U-Boot SPL"
 206
 207 /* SPI flash. */
 208 #define CONFIG_SPL_SPI_SUPPORT
 209 #define CONFIG_SPL_SPI_FLASH_SUPPORT
 210 #define CONFIG_SPL_SPI_LOAD
 211 #define CONFIG_SPL_SPI_BUS              0
 212 #define CONFIG_SPL_SPI_CS               0
 213 #define CONFIG_SYS_SPI_U_BOOT_OFFS      0x20000
 214
 215 #define CONFIG_SPL_LDSCRIPT             "$(CPUDIR)/am33xx/u-boot-spl.lds"
 216
 217 #ifdef CONFIG_NAND
 218 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 219 #define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
 220                                          CONFIG_SYS_NAND_PAGE_SIZE)
 221 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
 222 #define CONFIG_SYS_NAND_OOBSIZE         64
 223 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
 224 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 225 #define CONFIG_SYS_NAND_ECCPOS          { 2, 3, 4, 5, 6, 7, 8, 9, \
 226                                          10, 11, 12, 13, 14, 15, 16, 17, \
 227                                          18, 19, 20, 21, 22, 23, 24, 25, \
 228                                          26, 27, 28, 29, 30, 31, 32, 33, \
 229                                          34, 35, 36, 37, 38, 39, 40, 41, \
 230                                          42, 43, 44, 45, 46, 47, 48, 49, \
 231                                          50, 51, 52, 53, 54, 55, 56, 57, }
 232
 233 #define CONFIG_SYS_NAND_ECCSIZE         512
 234 #define CONFIG_SYS_NAND_ECCBYTES        14
 235
 236 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
 237 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x80000
 238 #endif
 239 #endif
 240
 241 /*
 242  * For NOR boot, we must set this to the start of where NOR is mapped
 243  * in memory.
 244  */
 245 #ifdef CONFIG_NOR_BOOT
 246 #define CONFIG_SYS_TEXT_BASE            0x08000000
 247 #endif
 248
 249 /*
 250  * USB configuration.  We enable MUSB support, both for host and for
 251  * gadget.  We set USB0 as peripheral and USB1 as host, based on the
 252  * board schematic and physical port wired to each.  Then for host we
 253  * add mass storage support and for gadget we add both RNDIS ethernet
 254  * and DFU.
 255  */
 256 #define CONFIG_USB_MUSB_DSPS
 257 #define CONFIG_ARCH_MISC_INIT
 258 #define CONFIG_MUSB_GADGET
 259 #define CONFIG_MUSB_PIO_ONLY
 260 #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT
 261 #define CONFIG_USB_GADGET
 262 #define CONFIG_USBDOWNLOAD_GADGET
 263 #define CONFIG_USB_GADGET_DUALSPEED
 264 #define CONFIG_USB_GADGET_VBUS_DRAW     2
 265 #define CONFIG_MUSB_HOST
 266 #define CONFIG_AM335X_USB0
 267 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
 268 #define CONFIG_AM335X_USB1
 269 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
 270
 271 #ifdef CONFIG_MUSB_HOST
 272 #define CONFIG_CMD_USB
 273 #define CONFIG_USB_STORAGE
 274 #endif
 275
 276 #ifdef CONFIG_MUSB_GADGET
 277 #define CONFIG_USB_ETHER
 278 #define CONFIG_USB_ETH_RNDIS
 279 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00"
 280
 281 /* USB TI's IDs */
 282 #define CONFIG_G_DNL_VENDOR_NUM 0x0403
 283 #define CONFIG_G_DNL_PRODUCT_NUM 0xBD00
 284 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments"
 285 #endif /* CONFIG_MUSB_GADGET */
 286
 287 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
 288 /* disable host part of MUSB in SPL */
 289 #undef CONFIG_MUSB_HOST
 290 /*
 291  * Disable CPSW SPL support so we fit within the 101KiB limit.
 292  */
 293 #undef CONFIG_SPL_ETH_SUPPORT
 294 #endif
 295
 296 /* USB Device Firmware Update support */
 297 #define CONFIG_DFU_FUNCTION
 298 #define CONFIG_DFU_MMC
 299 #define CONFIG_CMD_DFU
 300 #define DFU_ALT_INFO_MMC \
 301         "boot part 0 1;" \
 302         "rootfs part 0 2;" \
 303         "MLO fat 0 1;" \
 304         "MLO.raw mmc 100 100;" \
 305         "u-boot.img.raw mmc 300 400;" \
 306         "spl-os-args.raw mmc 80 80;" \
 307         "spl-os-image.raw mmc 900 2000;" \
 308         "spl-os-args fat 0 1;" \
 309         "spl-os-image fat 0 1;" \
 310         "u-boot.img fat 0 1;" \
 311         "uEnv.txt fat 0 1"
 312 #ifdef CONFIG_NAND
 313 #define CONFIG_DFU_NAND
 314 #define DFU_ALT_INFO_NAND \
 315         "SPL part 0 1;" \
 316         "SPL.backup1 part 0 2;" \
 317         "SPL.backup2 part 0 3;" \
 318         "SPL.backup3 part 0 4;" \
 319         "u-boot part 0 5;" \
 320         "u-boot-spl-os part 0 6;" \
 321         "kernel part 0 8;" \
 322         "rootfs part 0 9"
 323 #endif
 324
 325 /*
 326  * Default to using SPI for environment, etc.
 327  * 0x000000 - 0x020000 : SPL (128KiB)
 328  * 0x020000 - 0x0A0000 : U-Boot (512KiB)
 329  * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
 330  * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
 331  * 0x0E0000 - 0x442000 : Linux Kernel
 332  * 0x442000 - 0x800000 : Userland
 333  */
 334 #if defined(CONFIG_SPI_BOOT)
 335 #define CONFIG_ENV_IS_IN_SPI_FLASH
 336 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 337 #define CONFIG_ENV_SPI_MAX_HZ           CONFIG_SF_DEFAULT_SPEED
 338 #define CONFIG_ENV_SECT_SIZE            (4 << 10) /* 4 KB sectors */
 339 #define CONFIG_ENV_OFFSET               (768 << 10) /* 768 KiB in */
 340 #define CONFIG_ENV_OFFSET_REDUND        (896 << 10) /* 896 KiB in */
 341 #define MTDIDS_DEFAULT                  "nor0=m25p80-flash.0"
 342 #define MTDPARTS_DEFAULT                "mtdparts=m25p80-flash.0:128k(SPL)," \
 343                                         "512k(u-boot),128k(u-boot-env1)," \
 344                                         "128k(u-boot-env2),3464k(kernel)," \
 345                                         "-(rootfs)"
 346 #elif defined(CONFIG_EMMC_BOOT)
 347 #undef CONFIG_ENV_IS_NOWHERE
 348 #define CONFIG_ENV_IS_IN_MMC
 349 #define CONFIG_SYS_MMC_ENV_DEV          1
 350 #define CONFIG_SYS_MMC_ENV_PART         2
 351 #endif
 352
 353 /* SPI flash. */
 354 #define CONFIG_CMD_SF
 355 #define CONFIG_SPI_FLASH
 356 #define CONFIG_SPI_FLASH_WINBOND
 357 #define CONFIG_SF_DEFAULT_SPEED         24000000
 358
 359 /* Network. */
 360 #define CONFIG_PHY_GIGE
 361 #define CONFIG_PHYLIB
 362 #define CONFIG_PHY_ADDR                 0
 363 #define CONFIG_PHY_SMSC
 364
 365 /* NAND support */
 366 #ifdef CONFIG_NAND
 367 #define CONFIG_CMD_NAND
 368 #define GPMC_NAND_ECC_LP_x16_LAYOUT     1
 369 #if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT)
 370 #define MTDIDS_DEFAULT                  "nand0=omap2-nand.0"
 371 #define MTDPARTS_DEFAULT                "mtdparts=omap2-nand.0:128k(SPL)," \
 372                                         "128k(SPL.backup1)," \
 373                                         "128k(SPL.backup2)," \
 374                                         "128k(SPL.backup3),1792k(u-boot)," \
 375                                         "128k(u-boot-spl-os)," \
 376                                         "128k(u-boot-env),5m(kernel),-(rootfs)"
 377 #define CONFIG_ENV_IS_IN_NAND
 378 #define CONFIG_ENV_OFFSET               0x260000 /* environment starts here */
 379 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB */
 380 #endif
 381 #endif
 382
 383 /*
 384  * NOR Size = 16 MiB
 385  * Number of Sectors/Blocks = 128
 386  * Sector Size = 128 KiB
 387  * Word length = 16 bits
 388  * Default layout:
 389  * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
 390  * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
 391  * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
 392  * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
 393  * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
 394  */
 395 #if defined(CONFIG_NOR)
 396 #undef CONFIG_SYS_NO_FLASH
 397 #define CONFIG_CMD_FLASH
 398 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
 399 #define CONFIG_SYS_FLASH_PROTECTION
 400 #define CONFIG_SYS_FLASH_CFI
 401 #define CONFIG_FLASH_CFI_DRIVER
 402 #define CONFIG_FLASH_CFI_MTD
 403 #define CONFIG_SYS_MAX_FLASH_SECT       128
 404 #define CONFIG_SYS_MAX_FLASH_BANKS      1
 405 #define CONFIG_SYS_FLASH_BASE           (0x08000000)
 406 #define CONFIG_SYS_FLASH_CFI_WIDTH      FLASH_CFI_16BIT
 407 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
 408 #ifdef CONFIG_NOR_BOOT
 409 #define CONFIG_ENV_IS_IN_FLASH
 410 #define CONFIG_ENV_SECT_SIZE            (128 << 10)     /* 128 KiB */
 411 #define CONFIG_ENV_OFFSET               (512 << 10)     /* 512 KiB */
 412 #define CONFIG_ENV_OFFSET_REDUND        (768 << 10)     /* 768 KiB */
 413 #define MTDIDS_DEFAULT                  "nor0=physmap-flash.0"
 414 #define MTDPARTS_DEFAULT                "mtdparts=physmap-flash.0:" \
 415                                         "512k(u-boot)," \
 416                                         "128k(u-boot-env1)," \
 417                                         "128k(u-boot-env2)," \
 418                                         "4m(kernel),-(rootfs)"
 419 #endif
 420 #endif  /* NOR support */
 421
 422 #endif  /* ! __CONFIG_AM335X_EVM_H */