include/configs/tegra2-common.h

   1 /*
   2  *  (C) Copyright 2010,2011
   3  *  NVIDIA Corporation <www.nvidia.com>
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  */
  23
  24 #ifndef __TEGRA2_COMMON_H
  25 #define __TEGRA2_COMMON_H
  26 #include <asm/sizes.h>
  27
  28 /*
  29  * High Level Configuration Options
  30  */
  31 #define CONFIG_ARMCORTEXA9              /* This is an ARM V7 CPU core */
  32 #define CONFIG_TEGRA2                   /* in a NVidia Tegra2 core */
  33 #define CONFIG_MACH_TEGRA_GENERIC       /* which is a Tegra generic machine */
  34 #define CONFIG_SYS_L2CACHE_OFF          /* No L2 cache */
  35
  36 #define CONFIG_SYS_CACHELINE_SIZE       32
  37
  38 #define CONFIG_ARCH_CPU_INIT            /* Fire up the A9 core */
  39
  40 #include <asm/arch/tegra2.h>            /* get chip and board defs */
  41
  42 /*
  43  * Display CPU and Board information
  44  */
  45 #define CONFIG_DISPLAY_CPUINFO
  46 #define CONFIG_DISPLAY_BOARDINFO
  47
  48 #define CONFIG_SKIP_LOWLEVEL_INIT
  49
  50 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs */
  51 #define CONFIG_OF_LIBFDT                /* enable passing of devicetree */
  52
  53 /* Environment */
  54 #define CONFIG_ENV_IS_NOWHERE
  55 #define CONFIG_ENV_SIZE                 0x20000 /* Total Size Environment */
  56
  57 /*
  58  * Size of malloc() pool
  59  */
  60 #define CONFIG_SYS_MALLOC_LEN           (4 << 20)       /* 4MB  */
  61
  62 /*
  63  * PllX Configuration
  64  */
  65 #define CONFIG_SYS_CPU_OSC_FREQUENCY    1000000 /* Set CPU clock to 1GHz */
  66
  67 /*
  68  * NS16550 Configuration
  69  */
  70 #define V_NS16550_CLK                   216000000       /* 216MHz (pllp_out0) */
  71
  72 #define CONFIG_SYS_NS16550
  73 #define CONFIG_SYS_NS16550_SERIAL
  74 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
  75 #define CONFIG_SYS_NS16550_CLK          V_NS16550_CLK
  76
  77 /*
  78  * select serial console configuration
  79  */
  80 #define CONFIG_CONS_INDEX       1
  81
  82 /* allow to overwrite serial and ethaddr */
  83 #define CONFIG_ENV_OVERWRITE
  84 #define CONFIG_BAUDRATE                 115200
  85 #define CONFIG_SYS_BAUDRATE_TABLE       {4800, 9600, 19200, 38400, 57600,\
  86                                         115200}
  87
  88 /* include default commands */
  89 #include <config_cmd_default.h>
  90
  91 /* remove unused commands */
  92 #undef CONFIG_CMD_FLASH         /* flinfo, erase, protect */
  93 #undef CONFIG_CMD_FPGA          /* FPGA configuration support */
  94 #undef CONFIG_CMD_IMI
  95 #undef CONFIG_CMD_IMLS
  96 #undef CONFIG_CMD_NFS           /* NFS support */
  97 #undef CONFIG_CMD_NET           /* network support */
  98
  99 /* turn on command-line edit/hist/auto */
 100 #define CONFIG_CMDLINE_EDITING
 101 #define CONFIG_COMMAND_HISTORY
 102 #define CONFIG_AUTO_COMPLETE
 103
 104 #define CONFIG_SYS_NO_FLASH
 105
 106 /* Environment information */
 107 #define CONFIG_EXTRA_ENV_SETTINGS \
 108         "console=ttyS0,115200n8\0" \
 109         "mem=" TEGRA2_SYSMEM "\0" \
 110         "smpflag=smp\0" \
 111
 112 #define CONFIG_LOADADDR         0x408000        /* def. location for kernel */
 113 #define CONFIG_BOOTDELAY        2               /* -1 to disable auto boot */
 114
 115 /*
 116  * Miscellaneous configurable options
 117  */
 118 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
 119 #define CONFIG_SYS_HUSH_PARSER          /* use "hush" command parser */
 120 #define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
 121 #define CONFIG_SYS_PROMPT               V_PROMPT
 122 /*
 123  * Increasing the size of the IO buffer as default nfsargs size is more
 124  *  than 256 and so it is not possible to edit it
 125  */
 126 #define CONFIG_SYS_CBSIZE               (256 * 2) /* Console I/O Buffer Size */
 127 /* Print Buffer Size */
 128 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
 129                                         sizeof(CONFIG_SYS_PROMPT) + 16)
 130 #define CONFIG_SYS_MAXARGS              16      /* max number of command args */
 131 /* Boot Argument Buffer Size */
 132 #define CONFIG_SYS_BARGSIZE             (CONFIG_SYS_CBSIZE)
 133
 134 #define CONFIG_SYS_MEMTEST_START        (TEGRA2_SDRC_CS0 + 0x600000)
 135 #define CONFIG_SYS_MEMTEST_END          (CONFIG_SYS_MEMTEST_START + 0x100000)
 136
 137 #define CONFIG_SYS_LOAD_ADDR            (0xA00800)      /* default */
 138 #define CONFIG_SYS_HZ                   1000
 139
 140 /*-----------------------------------------------------------------------
 141  * Stack sizes
 142  *
 143  * The stack sizes are set up in start.S using the settings below
 144  */
 145 #define CONFIG_STACKBASE        0x2800000       /* 40MB */
 146 #define CONFIG_STACKSIZE        0x20000         /* 128K regular stack*/
 147
 148 /*-----------------------------------------------------------------------
 149  * Physical Memory Map
 150  */
 151 #define CONFIG_NR_DRAM_BANKS    1
 152 #define PHYS_SDRAM_1            TEGRA2_SDRC_CS0
 153 #define PHYS_SDRAM_1_SIZE       0x20000000      /* 512M */
 154
 155 #define CONFIG_SYS_TEXT_BASE    0x00E08000
 156 #define CONFIG_SYS_SDRAM_BASE   PHYS_SDRAM_1
 157
 158 #define CONFIG_SYS_INIT_RAM_ADDR        CONFIG_STACKBASE
 159 #define CONFIG_SYS_INIT_RAM_SIZE        CONFIG_SYS_MALLOC_LEN
 160 #define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SYS_INIT_RAM_ADDR + \
 161                                                 CONFIG_SYS_INIT_RAM_SIZE - \
 162                                                 GENERATED_GBL_DATA_SIZE)
 163
 164 #define CONFIG_TEGRA2_GPIO
 165 #define CONFIG_CMD_GPIO
 166 #endif /* __TEGRA2_COMMON_H */