include/configs/microblaze-generic.h

   1 /*
   2  * (C) Copyright 2007-2010 Michal Simek
   3  *
   4  * Michal SIMEK <monstr@monstr.eu>
   5  *
   6  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #ifndef __CONFIG_H
  10 #define __CONFIG_H
  11
  12 #include "../board/xilinx/microblaze-generic/xparameters.h"
  13
  14 /* MicroBlaze CPU */
  15 #define MICROBLAZE_V5           1
  16
  17 /* linear and spi flash memory */
  18 #ifdef XILINX_FLASH_START
  19 #define FLASH
  20 #undef  SPIFLASH
  21 #undef  RAMENV  /* hold environment in flash */
  22 #else
  23 #ifdef XILINX_SPI_FLASH_BASEADDR
  24 #undef  FLASH
  25 #define SPIFLASH
  26 #undef  RAMENV  /* hold environment in flash */
  27 #else
  28 #undef  FLASH
  29 #undef  SPIFLASH
  30 #define RAMENV  /* hold environment in RAM */
  31 #endif
  32 #endif
  33
  34 /* uart */
  35 /* The following table includes the supported baudrates */
  36 # define CONFIG_SYS_BAUDRATE_TABLE \
  37         {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
  38
  39 /* setting reset address */
  40 /*#define       CONFIG_SYS_RESET_ADDRESS        CONFIG_SYS_TEXT_BASE*/
  41
  42 /* gpio */
  43 #ifdef XILINX_GPIO_BASEADDR
  44 # define CONFIG_XILINX_GPIO
  45 # define CONFIG_SYS_GPIO_0_ADDR         XILINX_GPIO_BASEADDR
  46 #endif
  47
  48 /* watchdog */
  49 #if defined(XILINX_WATCHDOG_BASEADDR) && defined(XILINX_WATCHDOG_IRQ)
  50 # define CONFIG_WATCHDOG_BASEADDR       XILINX_WATCHDOG_BASEADDR
  51 # define CONFIG_WATCHDOG_IRQ            XILINX_WATCHDOG_IRQ
  52 # ifndef CONFIG_SPL_BUILD
  53 #  define CONFIG_HW_WATCHDOG
  54 #  define CONFIG_XILINX_TB_WATCHDOG
  55 # endif
  56 #endif
  57
  58 #define CONFIG_SYS_MALLOC_LEN   0xC0000
  59
  60 /* Stack location before relocation */
  61 #define CONFIG_SYS_INIT_SP_OFFSET       (CONFIG_SYS_TEXT_BASE - \
  62                                          CONFIG_SYS_MALLOC_F_LEN)
  63
  64 /*
  65  * CFI flash memory layout - Example
  66  * CONFIG_SYS_FLASH_BASE = 0x2200_0000;
  67  * CONFIG_SYS_FLASH_SIZE = 0x0080_0000;   8MB
  68  *
  69  * SECT_SIZE = 0x20000;                 128kB is one sector
  70  * CONFIG_ENV_SIZE = SECT_SIZE;         128kB environment store
  71  *
  72  * 0x2200_0000  CONFIG_SYS_FLASH_BASE
  73  *                                      FREE            256kB
  74  * 0x2204_0000  CONFIG_ENV_ADDR
  75  *                                      ENV_AREA        128kB
  76  * 0x2206_0000
  77  *                                      FREE
  78  * 0x2280_0000  CONFIG_SYS_FLASH_BASE + CONFIG_SYS_FLASH_SIZE
  79  *
  80  */
  81
  82 #ifdef FLASH
  83 # define CONFIG_SYS_FLASH_BASE          XILINX_FLASH_START
  84 # define CONFIG_SYS_FLASH_SIZE          XILINX_FLASH_SIZE
  85 # define CONFIG_SYS_FLASH_CFI           1
  86 # define CONFIG_FLASH_CFI_DRIVER        1
  87 /* ?empty sector */
  88 # define CONFIG_SYS_FLASH_EMPTY_INFO    1
  89 /* max number of memory banks */
  90 # define CONFIG_SYS_MAX_FLASH_BANKS     1
  91 /* max number of sectors on one chip */
  92 # define CONFIG_SYS_MAX_FLASH_SECT      512
  93 /* hardware flash protection */
  94 # define CONFIG_SYS_FLASH_PROTECTION
  95 /* use buffered writes (20x faster) */
  96 # define        CONFIG_SYS_FLASH_USE_BUFFER_WRITE       1
  97 # ifdef RAMENV
  98 #  define CONFIG_ENV_SIZE       0x1000
  99 #  define CONFIG_ENV_ADDR       (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
 100
 101 # else  /* FLASH && !RAMENV */
 102 /* 128K(one sector) for env */
 103 #  define CONFIG_ENV_SECT_SIZE  0x20000
 104 #  define CONFIG_ENV_ADDR \
 105                         (CONFIG_SYS_FLASH_BASE + (2 * CONFIG_ENV_SECT_SIZE))
 106 #  define CONFIG_ENV_SIZE       0x20000
 107 # endif /* FLASH && !RAMBOOT */
 108 #else /* !FLASH */
 109
 110 #ifdef SPIFLASH
 111 # define CONFIG_SYS_SPI_BASE            XILINX_SPI_FLASH_BASEADDR
 112 # define CONFIG_SPI                     1
 113 # define CONFIG_SF_DEFAULT_MODE         SPI_MODE_3
 114 # define CONFIG_SF_DEFAULT_SPEED        XILINX_SPI_FLASH_MAX_FREQ
 115 # define CONFIG_SF_DEFAULT_CS           XILINX_SPI_FLASH_CS
 116
 117 # ifdef RAMENV
 118 #  define CONFIG_ENV_SIZE       0x1000
 119 #  define CONFIG_ENV_ADDR       (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
 120
 121 # else  /* SPIFLASH && !RAMENV */
 122 #  define CONFIG_ENV_SPI_MODE           SPI_MODE_3
 123 #  define CONFIG_ENV_SPI_MAX_HZ         CONFIG_SF_DEFAULT_SPEED
 124 #  define CONFIG_ENV_SPI_CS             CONFIG_SF_DEFAULT_CS
 125 /* 128K(two sectors) for env */
 126 #  define CONFIG_ENV_SECT_SIZE  0x10000
 127 #  define CONFIG_ENV_SIZE       (2 * CONFIG_ENV_SECT_SIZE)
 128 /* Warning: adjust the offset in respect of other flash content and size */
 129 #  define CONFIG_ENV_OFFSET     (128 * CONFIG_ENV_SECT_SIZE) /* at 8MB */
 130 # endif /* SPIFLASH && !RAMBOOT */
 131 #else /* !SPIFLASH */
 132
 133 /* ENV in RAM */
 134 # define CONFIG_ENV_SIZE        0x1000
 135 # define CONFIG_ENV_ADDR        (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
 136 #endif /* !SPIFLASH */
 137 #endif /* !FLASH */
 138
 139 #if defined(XILINX_USE_ICACHE)
 140 # define CONFIG_ICACHE
 141 #else
 142 # undef CONFIG_ICACHE
 143 #endif
 144
 145 #if defined(XILINX_USE_DCACHE)
 146 # define CONFIG_DCACHE
 147 #else
 148 # undef CONFIG_DCACHE
 149 #endif
 150
 151 #ifndef XILINX_DCACHE_BYTE_SIZE
 152 #define XILINX_DCACHE_BYTE_SIZE 32768
 153 #endif
 154
 155 /*
 156  * BOOTP options
 157  */
 158 #define CONFIG_BOOTP_BOOTFILESIZE
 159
 160 #if defined(CONFIG_CMD_JFFS2)
 161 # define CONFIG_MTD_PARTITIONS
 162 #endif
 163
 164 #if defined(CONFIG_CMD_UBI)
 165 # define CONFIG_MTD_PARTITIONS
 166 #endif
 167
 168 #if defined(CONFIG_MTD_PARTITIONS)
 169 /* MTD partitions */
 170 #define CONFIG_MTD_DEVICE       /* needed for mtdparts commands */
 171 #define CONFIG_FLASH_CFI_MTD
 172
 173 /* default mtd partition table */
 174 #endif
 175
 176 /* size of console buffer */
 177 #define CONFIG_SYS_CBSIZE       512
 178 /* max number of command args */
 179 #define CONFIG_SYS_MAXARGS      15
 180 /* default load address */
 181 #define CONFIG_SYS_LOAD_ADDR    0
 182
 183 #define CONFIG_HOSTNAME         XILINX_BOARD_NAME
 184 #define CONFIG_BOOTCOMMAND      "base 0;tftp 11000000 image.img;bootm"
 185
 186 /* architecture dependent code */
 187 #define CONFIG_SYS_USR_EXCEP    /* user exception */
 188
 189 #define CONFIG_PREBOOT  "echo U-BOOT for ${hostname};setenv preboot;echo"
 190
 191 #ifndef CONFIG_EXTRA_ENV_SETTINGS
 192 #define CONFIG_EXTRA_ENV_SETTINGS       "unlock=yes\0" \
 193                                         "nor0=flash-0\0"\
 194                                         "mtdparts=mtdparts=flash-0:"\
 195                                         "256k(u-boot),256k(env),3m(kernel),"\
 196                                         "1m(romfs),1m(cramfs),-(jffs2)\0"\
 197                                         "nc=setenv stdout nc;"\
 198                                         "setenv stdin nc\0" \
 199                                         "serial=setenv stdout serial;"\
 200                                         "setenv stdin serial\0"
 201 #endif
 202
 203 /* Enable flat device tree support */
 204 #define CONFIG_LMB              1
 205
 206 #if defined(CONFIG_XILINX_AXIEMAC)
 207 # define CONFIG_MII             1
 208 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN        1
 209 #else
 210 # undef CONFIG_MII
 211 #endif
 212
 213 /* SPL part */
 214
 215 #ifdef CONFIG_SYS_FLASH_BASE
 216 # define CONFIG_SYS_UBOOT_BASE          CONFIG_SYS_FLASH_BASE
 217 #endif
 218
 219 /* for booting directly linux */
 220
 221 #define CONFIG_SYS_FDT_BASE             (CONFIG_SYS_FLASH_BASE + \
 222                                          0x40000)
 223 #define CONFIG_SYS_FDT_SIZE             (16<<10)
 224 #define CONFIG_SYS_SPL_ARGS_ADDR        (CONFIG_SYS_TEXT_BASE + \
 225                                          0x1000000)
 226
 227 /* SP location before relocation, must use scratch RAM */
 228 /* BRAM start */
 229 #define CONFIG_SYS_INIT_RAM_ADDR        0x0
 230 /* BRAM size - will be generated */
 231 #define CONFIG_SYS_INIT_RAM_SIZE        0x100000
 232
 233 # define CONFIG_SPL_STACK_ADDR          (CONFIG_SYS_INIT_RAM_ADDR + \
 234                                          CONFIG_SYS_INIT_RAM_SIZE - \
 235                                          CONFIG_SYS_MALLOC_F_LEN)
 236
 237 /* Just for sure that there is a space for stack */
 238 #define CONFIG_SPL_STACK_SIZE           0x100
 239
 240 #define CONFIG_SYS_UBOOT_START          CONFIG_SYS_TEXT_BASE
 241
 242 #define CONFIG_SPL_MAX_FOOTPRINT        (CONFIG_SYS_INIT_RAM_SIZE - \
 243                                          CONFIG_SYS_INIT_RAM_ADDR - \
 244                                          CONFIG_SYS_MALLOC_F_LEN - \
 245                                          CONFIG_SPL_STACK_SIZE)
 246
 247 #endif  /* __CONFIG_H */