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   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 #include <environment/ti/dfu.h>
  21
  22 #ifndef CONFIG_SPL_BUILD
  23 # define CONFIG_TIMESTAMP
  24 # define CONFIG_LZO
  25 #endif
  26
  27 #define CONFIG_SYS_BOOTM_LEN            (16 << 20)
  28
  29 #define CONFIG_MACH_TYPE                MACH_TYPE_AM335XEVM
  30
  31 /* Clock Defines */
  32 #define V_OSCK                          24000000  /* Clock output from T2 */
  33 #define V_SCLK                          (V_OSCK)
  34
  35 /* Custom script for NOR */
  36 #define CONFIG_SYS_LDSCRIPT             "board/ti/am335x/u-boot.lds"
  37
  38 /* Always 128 KiB env size */
  39 #define CONFIG_ENV_SIZE                 (128 << 10)
  40
  41 #ifdef CONFIG_NAND
  42 #define NANDARGS \
  43         "mtdids=" MTDIDS_DEFAULT "\0" \
  44         "mtdparts=" MTDPARTS_DEFAULT "\0" \
  45         "nandargs=setenv bootargs console=${console} " \
  46                 "${optargs} " \
  47                 "root=${nandroot} " \
  48                 "rootfstype=${nandrootfstype}\0" \
  49         "nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \
  50         "nandrootfstype=ubifs rootwait=1\0" \
  51         "nandboot=echo Booting from nand ...; " \
  52                 "run nandargs; " \
  53                 "nand read ${fdtaddr} NAND.u-boot-spl-os; " \
  54                 "nand read ${loadaddr} NAND.kernel; " \
  55                 "bootz ${loadaddr} - ${fdtaddr}\0"
  56 #else
  57 #define NANDARGS ""
  58 #endif
  59
  60 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
  61
  62 #define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \
  63         "bootcmd_" #devtypel #instance "=" \
  64         "setenv mmcdev " #instance"; "\
  65         "setenv bootpart " #instance":2 ; "\
  66         "run mmcboot\0"
  67
  68 #define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \
  69         #devtypel #instance " "
  70
  71 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \
  72         "bootcmd_" #devtypel "=" \
  73         "run nandboot\0"
  74
  75 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \
  76         #devtypel #instance " "
  77
  78 #define BOOT_TARGET_DEVICES(func) \
  79         func(MMC, mmc, 0) \
  80         func(LEGACY_MMC, legacy_mmc, 0) \
  81         func(MMC, mmc, 1) \
  82         func(LEGACY_MMC, legacy_mmc, 1) \
  83         func(NAND, nand, 0) \
  84         func(PXE, pxe, na) \
  85         func(DHCP, dhcp, na)
  86
  87 #define CONFIG_BOOTCOMMAND \
  88         "if test ${boot_fit} -eq 1; then "      \
  89                 "run update_to_fit;"    \
  90         "fi;"   \
  91         "run findfdt; " \
  92         "run init_console; " \
  93         "run envboot; " \
  94         "run distro_bootcmd"
  95
  96 #include <config_distro_bootcmd.h>
  97
  98 #ifndef CONFIG_SPL_BUILD
  99 #define CONFIG_EXTRA_ENV_SETTINGS \
 100         DEFAULT_LINUX_BOOT_ENV \
 101         DEFAULT_MMC_TI_ARGS \
 102         DEFAULT_FIT_TI_ARGS \
 103         "bootpart=0:2\0" \
 104         "bootdir=/boot\0" \
 105         "bootfile=zImage\0" \
 106         "fdtfile=undefined\0" \
 107         "console=ttyO0,115200n8\0" \
 108         "partitions=" \
 109                 "uuid_disk=${uuid_gpt_disk};" \
 110                 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
 111         "optargs=\0" \
 112         "ramroot=/dev/ram0 rw\0" \
 113         "ramrootfstype=ext2\0" \
 114         "spiroot=/dev/mtdblock4 rw\0" \
 115         "spirootfstype=jffs2\0" \
 116         "spisrcaddr=0xe0000\0" \
 117         "spiimgsize=0x362000\0" \
 118         "spibusno=0\0" \
 119         "spiargs=setenv bootargs console=${console} " \
 120                 "${optargs} " \
 121                 "root=${spiroot} " \
 122                 "rootfstype=${spirootfstype}\0" \
 123         "ramargs=setenv bootargs console=${console} " \
 124                 "${optargs} " \
 125                 "root=${ramroot} " \
 126                 "rootfstype=${ramrootfstype}\0" \
 127         "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
 128         "spiboot=echo Booting from spi ...; " \
 129                 "run spiargs; " \
 130                 "sf probe ${spibusno}:0; " \
 131                 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
 132                 "bootz ${loadaddr}\0" \
 133         "ramboot=echo Booting from ramdisk ...; " \
 134                 "run ramargs; " \
 135                 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
 136         "findfdt="\
 137                 "if test $board_name = A335BONE; then " \
 138                         "setenv fdtfile am335x-bone.dtb; fi; " \
 139                 "if test $board_name = A335BNLT; then " \
 140                         "setenv fdtfile am335x-boneblack.dtb; fi; " \
 141                 "if test $board_name = BBBW; then " \
 142                         "setenv fdtfile am335x-boneblack-wireless.dtb; fi; " \
 143                 "if test $board_name = BBG1; then " \
 144                         "setenv fdtfile am335x-bonegreen.dtb; fi; " \
 145                 "if test $board_name = BBGW; then " \
 146                         "setenv fdtfile am335x-bonegreen-wireless.dtb; fi; " \
 147                 "if test $board_name = BBBL; then " \
 148                         "setenv fdtfile am335x-boneblue.dtb; fi; " \
 149                 "if test $board_name = A33515BB; then " \
 150                         "setenv fdtfile am335x-evm.dtb; fi; " \
 151                 "if test $board_name = A335X_SK; then " \
 152                         "setenv fdtfile am335x-evmsk.dtb; fi; " \
 153                 "if test $board_name = A335_ICE; then " \
 154                         "setenv fdtfile am335x-icev2.dtb; fi; " \
 155                 "if test $fdtfile = undefined; then " \
 156                         "echo WARNING: Could not determine device tree to use; fi; \0" \
 157         "init_console=" \
 158                 "if test $board_name = A335_ICE; then "\
 159                         "setenv console ttyO3,115200n8;" \
 160                 "else " \
 161                         "setenv console ttyO0,115200n8;" \
 162                 "fi;\0" \
 163         NANDARGS \
 164         NETARGS \
 165         DFUARGS \
 166         BOOTENV
 167 #endif
 168
 169 /* NS16550 Configuration */
 170 #define CONFIG_SYS_NS16550_COM1         0x44e09000      /* Base EVM has UART0 */
 171 #define CONFIG_SYS_NS16550_COM2         0x48022000      /* UART1 */
 172 #define CONFIG_SYS_NS16550_COM3         0x48024000      /* UART2 */
 173 #define CONFIG_SYS_NS16550_COM4         0x481a6000      /* UART3 */
 174 #define CONFIG_SYS_NS16550_COM5         0x481a8000      /* UART4 */
 175 #define CONFIG_SYS_NS16550_COM6         0x481aa000      /* UART5 */
 176
 177 #define CONFIG_CMD_EEPROM
 178 #define CONFIG_ENV_EEPROM_IS_ON_I2C
 179 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50    /* Main EEPROM */
 180 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
 181
 182 /* PMIC support */
 183 #define CONFIG_POWER_TPS65217
 184 #define CONFIG_POWER_TPS65910
 185
 186 /* SPL */
 187 #ifndef CONFIG_NOR_BOOT
 188 /* Bootcount using the RTC block */
 189 #define CONFIG_BOOTCOUNT_LIMIT
 190 #define CONFIG_BOOTCOUNT_AM33XX
 191 #define CONFIG_SYS_BOOTCOUNT_BE
 192
 193 /* USB gadget RNDIS */
 194
 195 #define CONFIG_SPL_LDSCRIPT             "arch/arm/mach-omap2/am33xx/u-boot-spl.lds"
 196 #endif
 197
 198 #ifdef CONFIG_NAND
 199 /* NAND: device related configs */
 200 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 201 #define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
 202                                          CONFIG_SYS_NAND_PAGE_SIZE)
 203 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
 204 #define CONFIG_SYS_NAND_OOBSIZE         64
 205 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
 206 /* NAND: driver related configs */
 207 #define CONFIG_NAND_OMAP_GPMC
 208 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
 209 #define CONFIG_NAND_OMAP_ELM
 210 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 211 #define CONFIG_SYS_NAND_ECCPOS          { 2, 3, 4, 5, 6, 7, 8, 9, \
 212                                          10, 11, 12, 13, 14, 15, 16, 17, \
 213                                          18, 19, 20, 21, 22, 23, 24, 25, \
 214                                          26, 27, 28, 29, 30, 31, 32, 33, \
 215                                          34, 35, 36, 37, 38, 39, 40, 41, \
 216                                          42, 43, 44, 45, 46, 47, 48, 49, \
 217                                          50, 51, 52, 53, 54, 55, 56, 57, }
 218
 219 #define CONFIG_SYS_NAND_ECCSIZE         512
 220 #define CONFIG_SYS_NAND_ECCBYTES        14
 221 #define CONFIG_SYS_NAND_ONFI_DETECTION
 222 #define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_BCH8_CODE_HW
 223 #define MTDIDS_DEFAULT                  "nand0=nand.0"
 224 #define MTDPARTS_DEFAULT                "mtdparts=nand.0:" \
 225                                         "128k(NAND.SPL)," \
 226                                         "128k(NAND.SPL.backup1)," \
 227                                         "128k(NAND.SPL.backup2)," \
 228                                         "128k(NAND.SPL.backup3)," \
 229                                         "256k(NAND.u-boot-spl-os)," \
 230                                         "1m(NAND.u-boot)," \
 231                                         "128k(NAND.u-boot-env)," \
 232                                         "128k(NAND.u-boot-env.backup1)," \
 233                                         "8m(NAND.kernel)," \
 234                                         "-(NAND.file-system)"
 235 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x000c0000
 236 /* NAND: SPL related configs */
 237 #ifdef CONFIG_SPL_NAND_SUPPORT
 238 #define CONFIG_SPL_NAND_AM33XX_BCH
 239 #endif
 240 #ifdef CONFIG_SPL_OS_BOOT
 241 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */
 242 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */
 243 #define CONFIG_CMD_SPL_WRITE_SIZE       0x2000
 244 #endif
 245 #endif /* !CONFIG_NAND */
 246
 247 /*
 248  * For NOR boot, we must set this to the start of where NOR is mapped
 249  * in memory.
 250  */
 251 #ifdef CONFIG_NOR_BOOT
 252 #define CONFIG_SYS_TEXT_BASE            0x08000000
 253 #endif
 254
 255 /*
 256  * USB configuration.  We enable MUSB support, both for host and for
 257  * gadget.  We set USB0 as peripheral and USB1 as host, based on the
 258  * board schematic and physical port wired to each.  Then for host we
 259  * add mass storage support and for gadget we add both RNDIS ethernet
 260  * and DFU.
 261  */
 262 #define CONFIG_USB_MUSB_DSPS
 263 #define CONFIG_USB_MUSB_PIO_ONLY
 264 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
 265 #define CONFIG_AM335X_USB0
 266 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
 267 #define CONFIG_AM335X_USB1
 268 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
 269
 270 #ifndef CONFIG_SPL_USBETH_SUPPORT
 271 /* Fastboot */
 272 #define CONFIG_USB_FUNCTION_FASTBOOT
 273 #define CONFIG_CMD_FASTBOOT
 274 #define CONFIG_ANDROID_BOOT_IMAGE
 275 #define CONFIG_FASTBOOT_BUF_ADDR        CONFIG_SYS_LOAD_ADDR
 276 #define CONFIG_FASTBOOT_BUF_SIZE        0x07000000
 277
 278 #define CONFIG_FASTBOOT_FLASH_MMC_DEV   1
 279 #endif
 280
 281 #ifdef CONFIG_USB_MUSB_GADGET
 282 #define CONFIG_USB_ETHER
 283 #define CONFIG_USB_ETH_RNDIS
 284 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00"
 285 #endif /* CONFIG_USB_MUSB_GADGET */
 286
 287 /*
 288  * Disable MMC DM for SPL build and can be re-enabled after adding
 289  * DM support in SPL
 290  */
 291 #ifdef CONFIG_SPL_BUILD
 292 #undef CONFIG_DM_MMC
 293 #undef CONFIG_TIMER
 294 #undef CONFIG_DM_USB
 295 #endif
 296
 297 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
 298 /* Remove other SPL modes. */
 299 #define CONFIG_ENV_IS_NOWHERE
 300 #undef CONFIG_ENV_IS_IN_NAND
 301 /* disable host part of MUSB in SPL */
 302 /* disable EFI partitions and partition UUID support */
 303 #endif
 304
 305 /* USB Device Firmware Update support */
 306 #ifndef CONFIG_SPL_BUILD
 307 #define DFUARGS \
 308         "dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \
 309         DFU_ALT_INFO_MMC \
 310         DFU_ALT_INFO_RAM \
 311         DFU_ALT_INFO_NAND
 312 #endif
 313
 314 /*
 315  * Default to using SPI for environment, etc.
 316  * 0x000000 - 0x020000 : SPL (128KiB)
 317  * 0x020000 - 0x0A0000 : U-Boot (512KiB)
 318  * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
 319  * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
 320  * 0x0E0000 - 0x442000 : Linux Kernel
 321  * 0x442000 - 0x800000 : Userland
 322  */
 323 #if defined(CONFIG_SPI_BOOT)
 324 /* SPL related */
 325 #define CONFIG_SPL_SPI_LOAD
 326 #define CONFIG_SYS_SPI_U_BOOT_OFFS      0x20000
 327
 328 #define CONFIG_ENV_IS_IN_SPI_FLASH
 329 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 330 #define CONFIG_ENV_SPI_MAX_HZ           CONFIG_SF_DEFAULT_SPEED
 331 #define CONFIG_ENV_SECT_SIZE            (4 << 10) /* 4 KB sectors */
 332 #define CONFIG_ENV_OFFSET               (768 << 10) /* 768 KiB in */
 333 #define CONFIG_ENV_OFFSET_REDUND        (896 << 10) /* 896 KiB in */
 334 #define MTDIDS_DEFAULT                  "nor0=m25p80-flash.0"
 335 #define MTDPARTS_DEFAULT                "mtdparts=m25p80-flash.0:128k(SPL)," \
 336                                         "512k(u-boot),128k(u-boot-env1)," \
 337                                         "128k(u-boot-env2),3464k(kernel)," \
 338                                         "-(rootfs)"
 339 #elif defined(CONFIG_EMMC_BOOT)
 340 #define CONFIG_ENV_IS_IN_MMC
 341 #define CONFIG_SYS_MMC_ENV_DEV          1
 342 #define CONFIG_SYS_MMC_ENV_PART         2
 343 #define CONFIG_ENV_OFFSET               0x0
 344 #define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
 345 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 346 #define CONFIG_SYS_MMC_MAX_DEVICE       2
 347 #elif defined(CONFIG_NOR_BOOT)
 348 #define CONFIG_ENV_IS_IN_FLASH
 349 #define CONFIG_ENV_SECT_SIZE            (128 << 10)     /* 128 KiB */
 350 #define CONFIG_ENV_OFFSET               (512 << 10)     /* 512 KiB */
 351 #define CONFIG_ENV_OFFSET_REDUND        (768 << 10)     /* 768 KiB */
 352 #define MTDIDS_DEFAULT                  "nor0=physmap-flash.0"
 353 #define MTDPARTS_DEFAULT                "mtdparts=physmap-flash.0:" \
 354                                         "512k(u-boot)," \
 355                                         "128k(u-boot-env1)," \
 356                                         "128k(u-boot-env2)," \
 357                                         "4m(kernel),-(rootfs)"
 358 #elif defined(CONFIG_ENV_IS_IN_NAND)
 359 #define CONFIG_ENV_OFFSET               0x001c0000
 360 #define CONFIG_ENV_OFFSET_REDUND        0x001e0000
 361 #define CONFIG_SYS_ENV_SECT_SIZE        CONFIG_SYS_NAND_BLOCK_SIZE
 362 #elif !defined(CONFIG_ENV_IS_NOWHERE)
 363 /* Not NAND, SPI, NOR or eMMC env, so put ENV in a file on FAT */
 364 #define CONFIG_ENV_IS_IN_FAT
 365 #define FAT_ENV_INTERFACE               "mmc"
 366 #define FAT_ENV_DEVICE_AND_PART         "0:1"
 367 #define FAT_ENV_FILE                    "uboot.env"
 368 #endif
 369
 370 /* SPI flash. */
 371 #define CONFIG_SF_DEFAULT_SPEED         24000000
 372
 373 /* Network. */
 374 #define CONFIG_PHY_GIGE
 375 #define CONFIG_PHYLIB
 376 #define CONFIG_PHY_SMSC
 377 /* Enable Atheros phy driver */
 378 #define CONFIG_PHY_ATHEROS
 379
 380 /*
 381  * NOR Size = 16 MiB
 382  * Number of Sectors/Blocks = 128
 383  * Sector Size = 128 KiB
 384  * Word length = 16 bits
 385  * Default layout:
 386  * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
 387  * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
 388  * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
 389  * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
 390  * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
 391  */
 392 #if defined(CONFIG_NOR)
 393 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
 394 #define CONFIG_SYS_FLASH_PROTECTION
 395 #define CONFIG_SYS_FLASH_CFI
 396 #define CONFIG_FLASH_CFI_DRIVER
 397 #define CONFIG_FLASH_CFI_MTD
 398 #define CONFIG_SYS_MAX_FLASH_SECT       128
 399 #define CONFIG_SYS_MAX_FLASH_BANKS      1
 400 #define CONFIG_SYS_FLASH_BASE           (0x08000000)
 401 #define CONFIG_SYS_FLASH_CFI_WIDTH      FLASH_CFI_16BIT
 402 #define CONFIG_SYS_FLASH_SIZE           0x01000000
 403 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
 404 #endif  /* NOR support */
 405
 406 #ifdef CONFIG_DRIVER_TI_CPSW
 407 #define CONFIG_CLOCK_SYNTHESIZER
 408 #define CLK_SYNTHESIZER_I2C_ADDR 0x65
 409 #endif
 410
 411 #endif  /* ! __CONFIG_AM335X_EVM_H */