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 #include <asm/arch/omap.h>
  20
  21 #define CONFIG_SYS_MALLOC_LEN           (1024 << 10)
  22 #define CONFIG_MACH_TYPE                MACH_TYPE_TI8148EVM
  23
  24 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs  */
  25 #define CONFIG_SETUP_MEMORY_TAGS
  26 #define CONFIG_INITRD_TAG               /* for ramdisk support */
  27
  28 /* commands to include */
  29
  30 #define CONFIG_EXTRA_ENV_SETTINGS \
  31         "loadaddr=0x80200000\0" \
  32         "fdtaddr=0x80F80000\0" \
  33         "rdaddr=0x81000000\0" \
  34         "bootfile=/boot/uImage\0" \
  35         "fdtfile=\0" \
  36         "console=ttyO0,115200n8\0" \
  37         "optargs=\0" \
  38         "mmcdev=0\0" \
  39         "mmcroot=/dev/mmcblk0p2 ro\0" \
  40         "mmcrootfstype=ext4 rootwait\0" \
  41         "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
  42         "ramrootfstype=ext2\0" \
  43         "mmcargs=setenv bootargs console=${console} " \
  44                 "${optargs} " \
  45                 "root=${mmcroot} " \
  46                 "rootfstype=${mmcrootfstype}\0" \
  47         "bootenv=uEnv.txt\0" \
  48         "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
  49         "importbootenv=echo Importing environment from mmc ...; " \
  50                 "env import -t $loadaddr $filesize\0" \
  51         "ramargs=setenv bootargs console=${console} " \
  52                 "${optargs} " \
  53                 "root=${ramroot} " \
  54                 "rootfstype=${ramrootfstype}\0" \
  55         "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
  56         "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \
  57         "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \
  58         "mmcboot=echo Booting from mmc ...; " \
  59                 "run mmcargs; " \
  60                 "bootm ${loadaddr}\0" \
  61         "ramboot=echo Booting from ramdisk ...; " \
  62                 "run ramargs; " \
  63                 "bootm ${loadaddr}\0" \
  64         "fdtfile=ti814x-evm.dtb\0" \
  65
  66 #define CONFIG_BOOTCOMMAND \
  67         "mmc dev ${mmcdev}; if mmc rescan; then " \
  68                 "echo SD/MMC found on device ${mmcdev};" \
  69                 "if run loadbootenv; then " \
  70                         "echo Loaded environment from ${bootenv};" \
  71                         "run importbootenv;" \
  72                 "fi;" \
  73                 "if test -n $uenvcmd; then " \
  74                         "echo Running uenvcmd ...;" \
  75                         "run uenvcmd;" \
  76                 "fi;" \
  77                 "if run loaduimage; then " \
  78                         "run mmcboot;" \
  79                 "fi;" \
  80         "fi;" \
  81
  82 /* Clock Defines */
  83 #define V_OSCK                  24000000        /* Clock output from T2 */
  84 #define V_SCLK                  (V_OSCK >> 1)
  85
  86
  87 /* Console I/O Buffer Size */
  88 #define CONFIG_SYS_CBSIZE               512
  89
  90 #define CONFIG_SYS_MEMTEST_START        CONFIG_SYS_SDRAM_BASE
  91 #define CONFIG_SYS_MEMTEST_END          (CONFIG_SYS_MEMTEST_START \
  92                                         + PHYS_DRAM_1_SIZE - (8 << 12))
  93
  94 #define CONFIG_SYS_LOAD_ADDR            0x81000000      /* Default */
  95
  96 /**
  97  * Physical Memory Map
  98  */
  99 #define PHYS_DRAM_1_SIZE                0x20000000      /* 512MB */
 100 #define CONFIG_MAX_RAM_BANK_SIZE        (1024 << 20)    /* 1024MB */
 101
 102 #define CONFIG_SYS_SDRAM_BASE           0x80000000
 103 #define CONFIG_SYS_INIT_SP_ADDR         (NON_SECURE_SRAM_END - \
 104                                          GENERATED_GBL_DATA_SIZE)
 105
 106 /**
 107  * Platform/Board specific defs
 108  */
 109 #define CONFIG_SYS_TIMERBASE            0x4802E000
 110 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
 111
 112 /* NS16550 Configuration */
 113 #define CONFIG_SYS_NS16550_SERIAL
 114 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
 115 #define CONFIG_SYS_NS16550_CLK          (48000000)
 116 #define CONFIG_SYS_NS16550_COM1         0x48020000      /* Base EVM has UART0 */
 117
 118 /* CPU */
 119 #define CONFIG_ARCH_CPU_INIT
 120
 121 #define CONFIG_ENV_OVERWRITE
 122
 123 /* Defines for SPL */
 124 #define CONFIG_SPL_MAX_SIZE             (SRAM_SCRATCH_SPACE_ADDR - \
 125                                          CONFIG_SPL_TEXT_BASE)
 126
 127 #define CONFIG_SPL_BSS_START_ADDR       0x80000000
 128 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000         /* 512 KB */
 129
 130 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION     1
 131 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME        "u-boot.img"
 132
 133 #define CONFIG_SYS_SPI_U_BOOT_OFFS      0x20000
 134 #define CONFIG_SYS_SPI_U_BOOT_SIZE      0x40000
 135
 136 /*
 137  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
 138  * 64 bytes before this address should be set aside for u-boot.img's
 139  * header. That is 0x800FFFC0--0x80800000 should not be used for any
 140  * other needs.
 141  */
 142 #define CONFIG_SYS_SPL_MALLOC_START     0x80208000
 143 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x100000
 144
 145 /*
 146  * Since SPL did pll and ddr initialization for us,
 147  * we don't need to do it twice.
 148  */
 149 #ifndef CONFIG_SPL_BUILD
 150 #define CONFIG_SKIP_LOWLEVEL_INIT
 151 #endif
 152
 153 /* Ethernet */
 154 #define CONFIG_BOOTP_DNS2
 155 #define CONFIG_BOOTP_SEND_HOSTNAME
 156 #define CONFIG_NET_RETRY_COUNT         10
 157 #define CONFIG_PHY_ET1011C
 158 #define CONFIG_PHY_ET1011C_TX_CLK_FIX
 159
 160 #endif  /* ! __CONFIG_TI814X_EVM_H */