include/configs/ti814x_evm.h

   1 /*
   2  * ti814x_evm.h
   3  *
   4  * Copyright (C) 2013 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_TI814X_EVM_H
  17 #define __CONFIG_TI814X_EVM_H
  18
  19 #define CONFIG_TI81XX
  20 #define CONFIG_TI814X
  21 #define CONFIG_SYS_NO_FLASH
  22 #define CONFIG_OMAP
  23
  24 #include <asm/arch/omap.h>
  25
  26 #define CONFIG_ENV_SIZE                 (128 << 10)     /* 128 KiB */
  27 #define CONFIG_SYS_MALLOC_LEN           (1024 << 10)
  28 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
  29 #define CONFIG_SYS_NO_FLASH
  30 #define CONFIG_MACH_TYPE                MACH_TYPE_TI8148EVM
  31
  32 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs  */
  33 #define CONFIG_SETUP_MEMORY_TAGS
  34 #define CONFIG_INITRD_TAG               /* for ramdisk support */
  35
  36 /* commands to include */
  37
  38 #define CONFIG_ENV_VARS_UBOOT_CONFIG
  39 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
  40 #define CONFIG_EXTRA_ENV_SETTINGS \
  41         "loadaddr=0x80200000\0" \
  42         "fdtaddr=0x80F80000\0" \
  43         "rdaddr=0x81000000\0" \
  44         "bootfile=/boot/uImage\0" \
  45         "fdtfile=\0" \
  46         "console=ttyO0,115200n8\0" \
  47         "optargs=\0" \
  48         "mmcdev=0\0" \
  49         "mmcroot=/dev/mmcblk0p2 ro\0" \
  50         "mmcrootfstype=ext4 rootwait\0" \
  51         "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
  52         "ramrootfstype=ext2\0" \
  53         "mmcargs=setenv bootargs console=${console} " \
  54                 "${optargs} " \
  55                 "root=${mmcroot} " \
  56                 "rootfstype=${mmcrootfstype}\0" \
  57         "bootenv=uEnv.txt\0" \
  58         "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
  59         "importbootenv=echo Importing environment from mmc ...; " \
  60                 "env import -t $loadaddr $filesize\0" \
  61         "ramargs=setenv bootargs console=${console} " \
  62                 "${optargs} " \
  63                 "root=${ramroot} " \
  64                 "rootfstype=${ramrootfstype}\0" \
  65         "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
  66         "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \
  67         "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \
  68         "mmcboot=echo Booting from mmc ...; " \
  69                 "run mmcargs; " \
  70                 "bootm ${loadaddr}\0" \
  71         "ramboot=echo Booting from ramdisk ...; " \
  72                 "run ramargs; " \
  73                 "bootm ${loadaddr}\0" \
  74         "fdtfile=ti814x-evm.dtb\0" \
  75
  76 #define CONFIG_BOOTCOMMAND \
  77         "mmc dev ${mmcdev}; if mmc rescan; then " \
  78                 "echo SD/MMC found on device ${mmcdev};" \
  79                 "if run loadbootenv; then " \
  80                         "echo Loaded environment from ${bootenv};" \
  81                         "run importbootenv;" \
  82                 "fi;" \
  83                 "if test -n $uenvcmd; then " \
  84                         "echo Running uenvcmd ...;" \
  85                         "run uenvcmd;" \
  86                 "fi;" \
  87                 "if run loaduimage; then " \
  88                         "run mmcboot;" \
  89                 "fi;" \
  90         "fi;" \
  91
  92 /* Clock Defines */
  93 #define V_OSCK                  24000000        /* Clock output from T2 */
  94 #define V_SCLK                  (V_OSCK >> 1)
  95
  96 /* max number of command args */
  97 #define CONFIG_SYS_MAXARGS              16
  98
  99 /* Console I/O Buffer Size */
 100 #define CONFIG_SYS_CBSIZE               512
 101
 102 /* Print Buffer Size */
 103 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE \
 104                                         + sizeof(CONFIG_SYS_PROMPT) + 16)
 105
 106 /* Boot Argument Buffer Size */
 107 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE
 108
 109 #define CONFIG_SYS_MEMTEST_START        CONFIG_SYS_SDRAM_BASE
 110 #define CONFIG_SYS_MEMTEST_END          (CONFIG_SYS_MEMTEST_START \
 111                                         + PHYS_DRAM_1_SIZE - (8 << 12))
 112
 113 #define CONFIG_SYS_LOAD_ADDR            0x81000000      /* Default */
 114
 115 #define CONFIG_OMAP_GPIO
 116
 117 /**
 118  * Physical Memory Map
 119  */
 120 #define CONFIG_NR_DRAM_BANKS            1               /* 1 banks of DRAM */
 121 #define PHYS_DRAM_1_SIZE                0x20000000      /* 512MB */
 122 #define CONFIG_MAX_RAM_BANK_SIZE        (1024 << 20)    /* 1024MB */
 123
 124 #define CONFIG_SYS_SDRAM_BASE           0x80000000
 125 #define CONFIG_SYS_INIT_SP_ADDR         (NON_SECURE_SRAM_END - \
 126                                          GENERATED_GBL_DATA_SIZE)
 127
 128 /**
 129  * Platform/Board specific defs
 130  */
 131 #define CONFIG_SYS_TIMERBASE            0x4802E000
 132 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
 133
 134 /* NS16550 Configuration */
 135 #define CONFIG_SYS_NS16550_SERIAL
 136 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
 137 #define CONFIG_SYS_NS16550_CLK          (48000000)
 138 #define CONFIG_SYS_NS16550_COM1         0x48020000      /* Base EVM has UART0 */
 139
 140 #define CONFIG_BAUDRATE                 115200
 141
 142 /* CPU */
 143 #define CONFIG_ARCH_CPU_INIT
 144
 145 #define CONFIG_ENV_OVERWRITE
 146 #define CONFIG_CONS_INDEX               1
 147
 148 #define CONFIG_ENV_IS_NOWHERE
 149
 150 /* Defines for SPL */
 151 #define CONFIG_SPL_FRAMEWORK
 152 #define CONFIG_SPL_TEXT_BASE            0x40300000
 153 #define CONFIG_SPL_MAX_SIZE             (SRAM_SCRATCH_SPACE_ADDR - \
 154                                          CONFIG_SPL_TEXT_BASE)
 155
 156 #define CONFIG_SPL_BSS_START_ADDR       0x80000000
 157 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000         /* 512 KB */
 158
 159 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION     1
 160 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME        "u-boot.img"
 161
 162 #define CONFIG_SYS_SPI_U_BOOT_OFFS      0x20000
 163 #define CONFIG_SYS_SPI_U_BOOT_SIZE      0x40000
 164 #define CONFIG_SPL_LDSCRIPT             "arch/arm/mach-omap2/u-boot-spl.lds"
 165
 166 #define CONFIG_SPL_BOARD_INIT
 167
 168 /*
 169  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
 170  * 64 bytes before this address should be set aside for u-boot.img's
 171  * header. That is 0x800FFFC0--0x80800000 should not be used for any
 172  * other needs.
 173  */
 174 #define CONFIG_SYS_TEXT_BASE            0x80800000
 175 #define CONFIG_SYS_SPL_MALLOC_START     0x80208000
 176 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x100000
 177
 178 /*
 179  * Since SPL did pll and ddr initialization for us,
 180  * we don't need to do it twice.
 181  */
 182 #ifndef CONFIG_SPL_BUILD
 183 #define CONFIG_SKIP_LOWLEVEL_INIT
 184 #endif
 185
 186 /* Unsupported features */
 187 #undef CONFIG_USE_IRQ
 188
 189 /* Ethernet */
 190 #define CONFIG_DRIVER_TI_CPSW
 191 #define CONFIG_MII
 192 #define CONFIG_BOOTP_DNS
 193 #define CONFIG_BOOTP_DNS2
 194 #define CONFIG_BOOTP_SEND_HOSTNAME
 195 #define CONFIG_BOOTP_GATEWAY
 196 #define CONFIG_BOOTP_SUBNETMASK
 197 #define CONFIG_NET_RETRY_COUNT         10
 198 #define CONFIG_PHY_GIGE
 199 #define CONFIG_PHYLIB
 200 #define CONFIG_PHY_ET1011C
 201 #define CONFIG_PHY_ET1011C_TX_CLK_FIX
 202
 203 #endif  /* ! __CONFIG_TI814X_EVM_H */