include/configs/gazerbeam.h

   1 /*
   2  * (C) Copyright 2015
   3  * Dirk Eibach,  Guntermann & Drunck GmbH, eibach@gdsys.de
   4  *
   5  *
   6  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #ifndef __CONFIG_H
  10 #define __CONFIG_H
  11
  12 /*
  13  * DDR Setup
  14  */
  15 #define CONFIG_SYS_SDRAM_BASE           0x00000000 /* DDR is system memory */
  16 /* TODO: Check: Can this be unified with CONFIG_SYS_SDRAM_BASE? */
  17 #define CONFIG_SYS_DDR_SDRAM_BASE       CONFIG_SYS_SDRAM_BASE
  18
  19 /*
  20  * Memory test
  21  * TODO: Migrate!
  22  */
  23
  24 /*
  25  * The reserved memory
  26  */
  27 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE /* start of monitor */
  28
  29 #define CONFIG_SYS_MONITOR_LEN  (512 * 1024) /* Reserve 512 kB for Mon */
  30 #define CONFIG_SYS_MALLOC_LEN   (512 * 1024) /* Reserved for malloc */
  31
  32 /*
  33  * Initial RAM Base Address Setup
  34  */
  35 #define CONFIG_SYS_INIT_RAM_LOCK
  36 #define CONFIG_SYS_INIT_RAM_ADDR        0xE6000000 /* Initial RAM address */
  37 #define CONFIG_SYS_INIT_RAM_SIZE        0x1000 /* Size of used area in RAM */
  38 #define CONFIG_SYS_GBL_DATA_OFFSET      \
  39         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
  40
  41 /*
  42  * FLASH on the Local Bus
  43  */
  44 #define CONFIG_SYS_FLASH_BASE           0xFE000000 /* FLASH base address */
  45 #define CONFIG_SYS_FLASH_SIZE           8 /* FLASH size is up to 8M */
  46
  47 #define CONFIG_SYS_MAX_FLASH_BANKS      1 /* number of banks */
  48 #define CONFIG_SYS_MAX_FLASH_SECT       135
  49
  50 #define CONFIG_SYS_BAUDRATE_TABLE  \
  51         {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}
  52
  53 /*
  54  * Environment
  55  */
  56
  57 #define CONFIG_LOADS_ECHO               /* echo on for serial download */
  58 #define CONFIG_SYS_LOADS_BAUD_CHANGE    /* allow baudrate change */
  59
  60 /*
  61  * Miscellaneous configurable options
  62  */
  63 #define CONFIG_SYS_HZ           1000    /* decrementer freq: 1ms ticks */
  64
  65 #define CONFIG_SYS_CBSIZE       1024 /* Console I/O Buffer Size */
  66
  67 /* Print Buffer Size */
  68 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
  69 #define CONFIG_SYS_MAXARGS      16      /* max number of command args */
  70 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE
  71
  72 /*
  73  * For booting Linux, the board info and command line data
  74  * have to be in the first 256 MB of memory, since this is
  75  * the maximum mapped by the Linux kernel during initialization.
  76  */
  77 #define CONFIG_SYS_BOOTMAPSZ    (256 << 20) /* Initial Memory map for Linux */
  78
  79 /*
  80  * Environment Configuration
  81  */
  82
  83 #define CONFIG_HAS_ETH0
  84 #define CONFIG_HAS_ETH1
  85
  86 /* TODO: Turn into string option and migrate to Kconfig */
  87 #define CONFIG_HOSTNAME         "gazerbeam"
  88 #define CONFIG_ROOTPATH         "/opt/nfsroot"
  89 #define CONFIG_BOOTFILE         "uImage"
  90
  91 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
  92         "netdev=eth0\0"                                                 \
  93         "consoledev=ttyS1\0"                                            \
  94         "u-boot=u-boot.bin\0"                                           \
  95         "kernel_addr=1000000\0"                                 \
  96         "fdt_addr=C00000\0"                                             \
  97         "fdtfile=hrcon.dtb\0"                           \
  98         "load=tftp ${loadaddr} ${u-boot}\0"                             \
  99         "update=protect off " __stringify(CONFIG_SYS_MONITOR_BASE)      \
 100                 " +${filesize};era " __stringify(CONFIG_SYS_MONITOR_BASE)\
 101                 " +${filesize};cp.b ${fileaddr} "                       \
 102                 __stringify(CONFIG_SYS_MONITOR_BASE) " ${filesize}\0"   \
 103         "upd=run load update\0"                                         \
 104
 105 #define NFSBOOTCOMMAND                                          \
 106         "setenv bootargs root=/dev/nfs rw "                             \
 107         "nfsroot=$serverip:$rootpath "                                  \
 108         "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
 109         "console=$consoledev,$baudrate $othbootargs;"                   \
 110         "tftp ${kernel_addr} $bootfile;"                                \
 111         "tftp ${fdt_addr} $fdtfile;"                                    \
 112         "bootm ${kernel_addr} - ${fdt_addr}"
 113
 114 #define MMCBOOTCOMMAND                                          \
 115         "setenv bootargs root=/dev/mmcblk0p3 rw rootwait "              \
 116         "console=$consoledev,$baudrate $othbootargs;"                   \
 117         "ext2load mmc 0:2 ${kernel_addr} $bootfile;"                    \
 118         "ext2load mmc 0:2 ${fdt_addr} $fdtfile;"                        \
 119         "bootm ${kernel_addr} - ${fdt_addr}"
 120
 121 #define CONFIG_BOOTCOMMAND              MMCBOOTCOMMAND
 122
 123 #endif  /* __CONFIG_H */