include/configs/taurus.h

   1 /*
   2  * Common board functions for Siemens TAURUS (AT91SAM9G20) based boards
   3  * (C) Copyright 2013 Siemens AG
   4  *
   5  * Based on:
   6  * U-Boot file: include/configs/at91sam9260ek.h
   7  *
   8  * (C) Copyright 2007-2008
   9  * Stelian Pop <stelian@popies.net>
  10  * Lead Tech Design <www.leadtechdesign.com>
  11  *
  12  * SPDX-License-Identifier:     GPL-2.0+
  13  */
  14
  15 #ifndef __CONFIG_H
  16 #define __CONFIG_H
  17
  18 /*
  19  * SoC must be defined first, before hardware.h is included.
  20  * In this case SoC is defined in boards.cfg.
  21  */
  22 #include <asm/hardware.h>
  23
  24 #define CONFIG_SYS_GENERIC_BOARD
  25
  26 #if defined(CONFIG_SPL_BUILD)
  27 #define CONFIG_SYS_THUMB_BUILD
  28 #define CONFIG_SYS_ICACHE_OFF
  29 #define CONFIG_SYS_DCACHE_OFF
  30 #endif
  31 /*
  32  * Warning: changing CONFIG_SYS_TEXT_BASE requires
  33  * adapting the initial boot program.
  34  * Since the linker has to swallow that define, we must use a pure
  35  * hex number here!
  36  */
  37
  38
  39 #define CONFIG_SYS_TEXT_BASE            0x21000000
  40
  41 /* ARM asynchronous clock */
  42 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768           /* slow clock xtal */
  43 #define CONFIG_SYS_AT91_MAIN_CLOCK      18432000        /* main clock xtal */
  44
  45 /* Misc CPU related */
  46 #define CONFIG_ARCH_CPU_INIT
  47 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs */
  48 #define CONFIG_SETUP_MEMORY_TAGS
  49 #define CONFIG_INITRD_TAG
  50 #define CONFIG_SKIP_LOWLEVEL_INIT
  51 #define CONFIG_BOARD_EARLY_INIT_F
  52 #define CONFIG_DISPLAY_CPUINFO
  53
  54 #define CONFIG_CMD_BOOTZ
  55 #define CONFIG_OF_LIBFDT
  56
  57 /* general purpose I/O */
  58 #define CONFIG_ATMEL_LEGACY             /* required until (g)pio is fixed */
  59 #define CONFIG_AT91_GPIO
  60 #define CONFIG_AT91_GPIO_PULLUP 1       /* keep pullups on peripheral pins */
  61
  62 /* serial console */
  63 #define CONFIG_ATMEL_USART
  64 #define CONFIG_USART_BASE               ATMEL_BASE_DBGU
  65 #define CONFIG_USART_ID                 ATMEL_ID_SYS
  66 #define CONFIG_BAUDRATE                 115200
  67
  68 #define CONFIG_BOOTDELAY        3
  69
  70 /*
  71  * Command line configuration.
  72  */
  73 #define CONFIG_CMD_PING
  74 #define CONFIG_CMD_DHCP
  75 #define CONFIG_CMD_NAND
  76
  77 /*
  78  * SDRAM: 1 bank, min 32, max 128 MB
  79  * Initialized before u-boot gets started.
  80  */
  81 #define CONFIG_NR_DRAM_BANKS            1
  82 #define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  83 #define CONFIG_SYS_SDRAM_SIZE           (128 * 1024 * 1024)
  84
  85 /*
  86  * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
  87  * leaving the correct space for initial global data structure above
  88  * that address while providing maximum stack area below.
  89  */
  90 # define CONFIG_SYS_INIT_SP_ADDR \
  91         (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
  92
  93 /* NAND flash */
  94 #ifdef CONFIG_CMD_NAND
  95 #define CONFIG_NAND_ATMEL
  96 #define CONFIG_SYS_MAX_NAND_DEVICE      1
  97 #define CONFIG_SYS_NAND_BASE            ATMEL_BASE_CS3
  98 #define CONFIG_SYS_NAND_DBW_8
  99 #define CONFIG_SYS_NAND_MASK_ALE        (1 << 21)
 100 #define CONFIG_SYS_NAND_MASK_CLE        (1 << 22)
 101 #define CONFIG_SYS_NAND_ENABLE_PIN      AT91_PIN_PC14
 102 #define CONFIG_SYS_NAND_READY_PIN       AT91_PIN_PC13
 103 #endif
 104
 105 /* NOR flash - no real flash on this board */
 106 #define CONFIG_SYS_NO_FLASH                     1
 107
 108 /* Ethernet */
 109 #define CONFIG_MACB
 110 #define CONFIG_RMII
 111 #define CONFIG_AT91_WANTS_COMMON_PHY
 112
 113 #define CONFIG_AT91SAM9_WATCHDOG
 114 #if !defined(CONFIG_SPL_BUILD)
 115 /* Enable the watchdog */
 116 #define CONFIG_HW_WATCHDOG
 117 #endif
 118
 119 /* USB */
 120 #if defined(CONFIG_BOARD_TAURUS)
 121 #define CONFIG_USB_ATMEL
 122 #define CONFIG_USB_OHCI_NEW
 123 #define CONFIG_SYS_USB_OHCI_CPU_INIT
 124 #define CONFIG_SYS_USB_OHCI_REGS_BASE           0x00500000
 125 #define CONFIG_SYS_USB_OHCI_SLOT_NAME           "at91sam9260"
 126 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      2
 127 #define CONFIG_USB_STORAGE
 128 #endif
 129
 130 /* SPI EEPROM */
 131 #define CONFIG_SPI
 132 #define CONFIG_CMD_SPI
 133 #define CONFIG_CMD_SF
 134 #define CONFIG_ATMEL_SPI
 135 #define CONFIG_SPI_FLASH_STMICRO
 136 #define TAURUS_SPI_MASK (1 << 4)
 137 #define TAURUS_SPI_CS_PIN       AT91_PIN_PA3
 138
 139 #if defined(CONFIG_SPL_BUILD)
 140 /* SPL related */
 141 #undef CONFIG_SPL_OS_BOOT               /* Not supported by existing map */
 142 #define CONFIG_SPL_SPI_SUPPORT
 143 #define CONFIG_SPL_SPI_FLASH_SUPPORT
 144 #define CONFIG_SPL_SPI_LOAD
 145 #define CONFIG_SYS_SPI_U_BOOT_OFFS      0x20000
 146
 147 #define CONFIG_SF_DEFAULT_BUS 0
 148 #define CONFIG_SF_DEFAULT_SPEED 10000000
 149 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_0
 150 #endif
 151
 152 /* load address */
 153 #define CONFIG_SYS_LOAD_ADDR                    0x22000000
 154
 155 /* bootstrap in spi flash , u-boot + env + linux in nandflash */
 156 #define CONFIG_ENV_IS_IN_NAND
 157 #define CONFIG_ENV_OFFSET               0x100000
 158 #define CONFIG_ENV_OFFSET_REDUND        0x180000
 159 #define CONFIG_ENV_SIZE         0x20000         /* 1 sector = 128 kB */
 160 #define CONFIG_BOOTCOMMAND      "nand read 0x22000000 0x200000 0x300000; bootm"
 161 #define CONFIG_BOOTARGS                                                 \
 162         "console=ttyS0,115200 earlyprintk "                             \
 163         "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
 164         "256k(env),256k(env_redundant),256k(spare),"                    \
 165         "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
 166         "root=/dev/mtdblock7 rw rootfstype=jffs2"
 167
 168 #define CONFIG_SYS_PROMPT               "U-Boot> "
 169 #define CONFIG_SYS_CBSIZE               256
 170 #define CONFIG_SYS_MAXARGS              16
 171 #define CONFIG_SYS_PBSIZE \
 172         (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 173 #define CONFIG_SYS_LONGHELP
 174 #define CONFIG_CMDLINE_EDITING
 175 #define CONFIG_AUTO_COMPLETE
 176
 177 /*
 178  * Size of malloc() pool
 179  */
 180 #define CONFIG_SYS_MALLOC_LEN \
 181         ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
 182
 183 /* Defines for SPL */
 184 #define CONFIG_SPL_FRAMEWORK
 185 #define CONFIG_SPL_TEXT_BASE            0x0
 186 #define CONFIG_SPL_MAX_SIZE             (14 * 1024)
 187 #define CONFIG_SPL_STACK                (16 * 1024)
 188 #define CONFIG_SYS_SPL_MALLOC_START     (CONFIG_SYS_TEXT_BASE - \
 189                                         CONFIG_SYS_MALLOC_LEN)
 190 #define CONFIG_SYS_SPL_MALLOC_SIZE      CONFIG_SYS_MALLOC_LEN
 191
 192 #define CONFIG_SPL_BSS_START_ADDR       CONFIG_SPL_MAX_SIZE
 193 #define CONFIG_SPL_BSS_MAX_SIZE         (3 * 1024)
 194
 195 #define CONFIG_SPL_LIBCOMMON_SUPPORT
 196 #define CONFIG_SPL_LIBGENERIC_SUPPORT
 197 #define CONFIG_SPL_SERIAL_SUPPORT
 198
 199 #define CONFIG_SPL_BOARD_INIT
 200 #define CONFIG_SPL_GPIO_SUPPORT
 201 #define CONFIG_SYS_NAND_ENABLE_PIN_SPL  (2*32 + 14)
 202 #define CONFIG_SPL_NAND_SUPPORT
 203 #define CONFIG_SYS_USE_NANDFLASH        1
 204 #define CONFIG_SPL_NAND_DRIVERS
 205 #define CONFIG_SPL_NAND_BASE
 206 #define CONFIG_SPL_NAND_ECC
 207 #define CONFIG_SPL_NAND_RAW_ONLY
 208 #define CONFIG_SPL_NAND_SOFTECC
 209 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x20000
 210 #define CONFIG_SYS_NAND_U_BOOT_SIZE     0x80000
 211 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
 212 #define CONFIG_SYS_NAND_U_BOOT_DST      CONFIG_SYS_TEXT_BASE
 213 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 214
 215 #define CONFIG_SYS_NAND_SIZE            (256*1024*1024)
 216 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
 217 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
 218 #define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
 219                                          CONFIG_SYS_NAND_PAGE_SIZE)
 220 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 221 #define CONFIG_SYS_NAND_ECCSIZE         256
 222 #define CONFIG_SYS_NAND_ECCBYTES        3
 223 #define CONFIG_SYS_NAND_OOBSIZE         64
 224 #define CONFIG_SYS_NAND_ECCPOS          { 40, 41, 42, 43, 44, 45, 46, 47, \
 225                                           48, 49, 50, 51, 52, 53, 54, 55, \
 226                                           56, 57, 58, 59, 60, 61, 62, 63, }
 227
 228
 229 #define CONFIG_SPL_ATMEL_SIZE
 230 #define CONFIG_SYS_MASTER_CLOCK         132096000
 231 #define AT91_PLL_LOCK_TIMEOUT           1000000
 232 #define CONFIG_SYS_AT91_PLLA            0x202A3F01
 233 #define CONFIG_SYS_MCKR                 0x1300
 234 #define CONFIG_SYS_MCKR_CSS             (0x02 | CONFIG_SYS_MCKR)
 235 #define CONFIG_SYS_AT91_PLLB            0x10193F05
 236 #endif