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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_BALTOS_H
  17 #define __CONFIG_BALTOS_H
  18
  19 #include <linux/sizes.h>
  20 #include <configs/ti_am335x_common.h>
  21
  22 #define MACH_TYPE_TIAM335EVM            3589    /* Until the next sync */
  23 #define CONFIG_MACH_TYPE                MACH_TYPE_TIAM335EVM
  24 #define CONFIG_BOARD_LATE_INIT
  25
  26 /* Clock Defines */
  27 #define V_OSCK                          24000000  /* Clock output from T2 */
  28 #define V_SCLK                          (V_OSCK)
  29
  30 /* Custom script for NOR */
  31 #define CONFIG_SYS_LDSCRIPT             "board/vscom/baltos/u-boot.lds"
  32
  33 /* Always 128 KiB env size */
  34 #define CONFIG_ENV_SIZE                 (128 << 10)
  35
  36 /* Enhance our eMMC support / experience. */
  37 #define CONFIG_CMD_GPT
  38 #define CONFIG_EFI_PARTITION
  39 #define CONFIG_PARTITION_UUIDS
  40 #define CONFIG_CMD_PART
  41
  42 /* FIT support */
  43 #define CONFIG_SYS_BOOTM_LEN         SZ_64M
  44
  45 /* UBI Support */
  46 #define CONFIG_CMD_MTDPARTS
  47 #define CONFIG_MTD_PARTITIONS
  48 #define CONFIG_MTD_DEVICE
  49 #define CONFIG_RBTREE
  50 #define CONFIG_LZO
  51 #define CONFIG_CMD_UBIFS
  52
  53 /* I2C configuration */
  54 #undef CONFIG_SYS_OMAP24_I2C_SPEED
  55 #define CONFIG_SYS_OMAP24_I2C_SPEED 1000
  56
  57 #ifdef CONFIG_NAND
  58 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x00080000
  59 #ifdef CONFIG_SPL_OS_BOOT
  60 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */
  61 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */
  62 #define CONFIG_CMD_SPL_WRITE_SIZE       0x2000
  63 #endif
  64 #define NANDARGS \
  65         "mtdids=" MTDIDS_DEFAULT "\0" \
  66         "mtdparts=" MTDPARTS_DEFAULT "\0" \
  67         "nandargs=setenv bootargs console=${console} " \
  68                 "${optargs} " \
  69                 "${mtdparts} " \
  70                 "root=${nandroot} " \
  71                 "rootfstype=${nandrootfstype}\0" \
  72         "nandroot=ubi0:rootfs rw ubi.mtd=5\0" \
  73         "nandrootfstype=ubifs rootwait=1\0" \
  74         "nandboot=echo Booting from nand ...; " \
  75                 "run nandargs; " \
  76                 "setenv loadaddr 0x84000000; " \
  77                 "ubi part UBI; " \
  78                 "ubifsmount ubi0:kernel; " \
  79                 "ubifsload $loadaddr kernel-fit.itb;" \
  80                 "ubifsumount; " \
  81                 "bootm ${loadaddr}#conf${board_name}; " \
  82                 "if test $? -ne 0; then echo Using default FIT config; " \
  83                 "bootm ${loadaddr}; fi;\0"
  84 #else
  85 #define NANDARGS ""
  86 #endif
  87
  88 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
  89
  90 #ifndef CONFIG_SPL_BUILD
  91 #define CONFIG_EXTRA_ENV_SETTINGS \
  92         DEFAULT_LINUX_BOOT_ENV \
  93         "boot_fdt=try\0" \
  94         "bootpart=0:2\0" \
  95         "bootdir=/boot\0" \
  96         "bootfile=zImage\0" \
  97         "fdtfile=undefined\0" \
  98         "console=ttyO0,115200n8\0" \
  99         "partitions=" \
 100                 "uuid_disk=${uuid_gpt_disk};" \
 101                 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
 102         "optargs=\0" \
 103         "mmcdev=0\0" \
 104         "mmcroot=/dev/mmcblk0p2 ro\0" \
 105         "mmcrootfstype=ext4 rootwait\0" \
 106         "rootpath=/export/rootfs\0" \
 107         "nfsopts=nolock\0" \
 108         "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
 109                 "::off\0" \
 110         "ramroot=/dev/ram0 rw\0" \
 111         "ramrootfstype=ext2\0" \
 112         "mmcargs=setenv bootargs console=${console} " \
 113                 "${optargs} " \
 114                 "${mtdparts} " \
 115                 "root=${mmcroot} " \
 116                 "rootfstype=${mmcrootfstype}\0" \
 117         "spiroot=/dev/mtdblock4 rw\0" \
 118         "spirootfstype=jffs2\0" \
 119         "spisrcaddr=0xe0000\0" \
 120         "spiimgsize=0x362000\0" \
 121         "spibusno=0\0" \
 122         "spiargs=setenv bootargs console=${console} " \
 123                 "${optargs} " \
 124                 "root=${spiroot} " \
 125                 "rootfstype=${spirootfstype}\0" \
 126         "netargs=setenv bootargs console=${console} " \
 127                 "${optargs} " \
 128                 "root=/dev/nfs " \
 129                 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
 130                 "ip=dhcp\0" \
 131         "bootenv=uEnv.txt\0" \
 132         "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
 133         "importbootenv=echo Importing environment from mmc ...; " \
 134                 "env import -t $loadaddr $filesize\0" \
 135         "ramargs=setenv bootargs console=${console} " \
 136                 "${optargs} " \
 137                 "root=${ramroot} " \
 138                 "rootfstype=${ramrootfstype}\0" \
 139         "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
 140         "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
 141         "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
 142         "mmcloados=run mmcargs; " \
 143                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
 144                         "if run loadfdt; then " \
 145                                 "bootz ${loadaddr} - ${fdtaddr}; " \
 146                         "else " \
 147                                 "if test ${boot_fdt} = try; then " \
 148                                         "bootz; " \
 149                                 "else " \
 150                                         "echo WARN: Cannot load the DT; " \
 151                                 "fi; " \
 152                         "fi; " \
 153                 "else " \
 154                         "bootz; " \
 155                 "fi;\0" \
 156         "mmcboot=mmc dev ${mmcdev}; " \
 157                 "if mmc rescan; then " \
 158                         "echo SD/MMC found on device ${mmcdev};" \
 159                         "if run loadbootenv; then " \
 160                                 "echo Loaded environment from ${bootenv};" \
 161                                 "run importbootenv;" \
 162                         "fi;" \
 163                         "if test -n $uenvcmd; then " \
 164                                 "echo Running uenvcmd ...;" \
 165                                 "run uenvcmd;" \
 166                         "fi;" \
 167                         "if run loadimage; then " \
 168                                 "run mmcloados;" \
 169                         "fi;" \
 170                 "fi;\0" \
 171         "spiboot=echo Booting from spi ...; " \
 172                 "run spiargs; " \
 173                 "sf probe ${spibusno}:0; " \
 174                 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
 175                 "bootz ${loadaddr}\0" \
 176         "netboot=echo Booting from network ...; " \
 177                 "setenv autoload no; " \
 178                 "dhcp; " \
 179                 "tftp ${loadaddr} ${bootfile}; " \
 180                 "tftp ${fdtaddr} ${fdtfile}; " \
 181                 "run netargs; " \
 182                 "bootz ${loadaddr} - ${fdtaddr}\0" \
 183         "ramboot=echo Booting from ramdisk ...; " \
 184                 "run ramargs; " \
 185                 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
 186         "findfdt=setenv fdtfile am335x-baltos.dtb\0" \
 187         NANDARGS
 188         /*DFUARGS*/
 189 #endif
 190
 191 #define CONFIG_BOOTCOMMAND \
 192         "run findfdt; " \
 193         "run mmcboot;" \
 194         "setenv mmcdev 1; " \
 195         "setenv bootpart 1:2; " \
 196         "run mmcboot;" \
 197         "run nandboot;"
 198
 199 /* NS16550 Configuration */
 200 #define CONFIG_SYS_NS16550_COM1         0x44e09000      /* Base EVM has UART0 */
 201 #define CONFIG_SYS_NS16550_COM2         0x48022000      /* UART1 */
 202 #define CONFIG_SYS_NS16550_COM3         0x48024000      /* UART2 */
 203 #define CONFIG_SYS_NS16550_COM4         0x481a6000      /* UART3 */
 204 #define CONFIG_SYS_NS16550_COM5         0x481a8000      /* UART4 */
 205 #define CONFIG_SYS_NS16550_COM6         0x481aa000      /* UART5 */
 206 #define CONFIG_BAUDRATE                 115200
 207
 208 #define CONFIG_CMD_EEPROM
 209 #define CONFIG_ENV_EEPROM_IS_ON_I2C
 210 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50    /* Main EEPROM */
 211 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
 212
 213 /* PMIC support */
 214 #define CONFIG_POWER_TPS65910
 215
 216 /* SPL */
 217 #ifndef CONFIG_NOR_BOOT
 218 /* Bootcount using the RTC block */
 219 #define CONFIG_BOOTCOUNT_LIMIT
 220 #define CONFIG_BOOTCOUNT_AM33XX
 221
 222 /* USB gadget RNDIS */
 223
 224 /* General network SPL, both CPSW and USB gadget RNDIS */
 225 #define CONFIG_SPL_NET_VCI_STRING       "AM335x U-Boot SPL"*/
 226
 227 #define CONFIG_SPL_LDSCRIPT             "$(CPUDIR)/am33xx/u-boot-spl.lds"
 228
 229 #ifdef CONFIG_NAND
 230 #define CONFIG_NAND_OMAP_GPMC
 231 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
 232 #define CONFIG_NAND_OMAP_ELM
 233 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 234 #define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
 235                                          CONFIG_SYS_NAND_PAGE_SIZE)
 236 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
 237 #define CONFIG_SYS_NAND_OOBSIZE         64
 238 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
 239 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 240 #define CONFIG_SYS_NAND_ECCPOS          { 2, 3, 4, 5, 6, 7, 8, 9, \
 241                                          10, 11, 12, 13, 14, 15, 16, 17, \
 242                                          18, 19, 20, 21, 22, 23, 24, 25, \
 243                                          26, 27, 28, 29, 30, 31, 32, 33, \
 244                                          34, 35, 36, 37, 38, 39, 40, 41, \
 245                                          42, 43, 44, 45, 46, 47, 48, 49, \
 246                                          50, 51, 52, 53, 54, 55, 56, 57, }
 247
 248 #define CONFIG_SYS_NAND_ECCSIZE         512
 249 #define CONFIG_SYS_NAND_ECCBYTES        14
 250 #define CONFIG_SYS_NAND_ONFI_DETECTION
 251 #define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_BCH8_CODE_HW
 252 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
 253 #endif
 254 #endif
 255
 256 /*
 257  * USB configuration.  We enable MUSB support, both for host and for
 258  * gadget.  We set USB0 as peripheral and USB1 as host, based on the
 259  * board schematic and physical port wired to each.  Then for host we
 260  * add mass storage support and for gadget we add both RNDIS ethernet
 261  * and DFU.
 262  */
 263 #define CONFIG_USB_MUSB_DSPS
 264 #define CONFIG_ARCH_MISC_INIT
 265 #define CONFIG_USB_MUSB_PIO_ONLY
 266 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
 267 #define CONFIG_AM335X_USB0
 268 #define CONFIG_AM335X_USB0_MODE MUSB_HOST
 269 #define CONFIG_AM335X_USB1
 270 #define CONFIG_AM335X_USB1_MODE MUSB_OTG
 271
 272 #ifdef CONFIG_USB_MUSB_GADGET
 273 #define CONFIG_USB_ETHER
 274 #define CONFIG_USB_ETH_RNDIS
 275 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00"
 276 #endif /* CONFIG_USB_MUSB_GADGET */
 277
 278 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
 279 /* disable host part of MUSB in SPL */
 280 /* disable EFI partitions and partition UUID support */
 281 #undef CONFIG_PARTITION_UUIDS
 282 #undef CONFIG_EFI_PARTITION
 283 /*
 284  * Disable CPSW SPL support so we fit within the 101KiB limit.
 285  */
 286 #endif
 287
 288 /* Network. */
 289 #define CONFIG_PHY_GIGE
 290 #define CONFIG_PHYLIB
 291 #define CONFIG_PHY_ADDR                 0
 292 #define CONFIG_PHY_SMSC
 293 #define CONFIG_MII
 294 #define CONFIG_PHY_ATHEROS
 295
 296 /* NAND support */
 297 #ifdef CONFIG_NAND
 298 #define CONFIG_CMD_NAND
 299 #define GPMC_NAND_ECC_LP_x8_LAYOUT      1
 300 #if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT)
 301 #define MTDIDS_DEFAULT                  "nand0=omap2-nand.0"
 302 #define MTDPARTS_DEFAULT                "mtdparts=omap2-nand.0:128k(SPL)," \
 303                                         "128k(SPL.backup1)," \
 304                                         "128k(SPL.backup2)," \
 305                                         "128k(SPL.backup3)," \
 306                                         "1920k(u-boot)," \
 307                                         "-(UBI)"
 308 #define CONFIG_ENV_IS_NOWHERE
 309 #endif
 310 #endif
 311
 312 #endif  /* ! __CONFIG_BALTOS_H */