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 #include <linux/sizes.h>
  24
  25 #if defined(CONFIG_SPL_BUILD)
  26 #define CONFIG_SYS_THUMB_BUILD
  27 #define CONFIG_SYS_ICACHE_OFF
  28 #define CONFIG_SYS_DCACHE_OFF
  29 #endif
  30 /*
  31  * Warning: changing CONFIG_SYS_TEXT_BASE requires
  32  * adapting the initial boot program.
  33  * Since the linker has to swallow that define, we must use a pure
  34  * hex number here!
  35  */
  36
  37 #define CONFIG_SYS_TEXT_BASE            0x21000000
  38
  39 /* ARM asynchronous clock */
  40 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768           /* slow clock xtal */
  41 #define CONFIG_SYS_AT91_MAIN_CLOCK      18432000        /* main clock xtal */
  42
  43 /* Misc CPU related */
  44 #define CONFIG_ARCH_CPU_INIT
  45 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs */
  46 #define CONFIG_SETUP_MEMORY_TAGS
  47 #define CONFIG_INITRD_TAG
  48 #define CONFIG_SKIP_LOWLEVEL_INIT_ONLY
  49 #define CONFIG_BOARD_EARLY_INIT_F
  50
  51 /* general purpose I/O */
  52 #define CONFIG_ATMEL_LEGACY             /* required until (g)pio is fixed */
  53 #define CONFIG_AT91_GPIO
  54 #define CONFIG_AT91_GPIO_PULLUP 1       /* keep pullups on peripheral pins */
  55
  56 /* serial console */
  57 #define CONFIG_ATMEL_USART
  58 #define CONFIG_USART_BASE               ATMEL_BASE_DBGU
  59 #define CONFIG_USART_ID                 ATMEL_ID_SYS
  60 #define CONFIG_BAUDRATE                 115200
  61
  62
  63 /*
  64  * Command line configuration.
  65  */
  66 #define CONFIG_CMD_NAND
  67
  68 /*
  69  * SDRAM: 1 bank, min 32, max 128 MB
  70  * Initialized before u-boot gets started.
  71  */
  72 #define CONFIG_NR_DRAM_BANKS            1
  73 #define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  74 #define CONFIG_SYS_SDRAM_SIZE           (128 * SZ_1M)
  75
  76 /*
  77  * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
  78  * leaving the correct space for initial global data structure above
  79  * that address while providing maximum stack area below.
  80  */
  81 #define CONFIG_SYS_INIT_SP_ADDR \
  82         (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
  83
  84 /* NAND flash */
  85 #ifdef CONFIG_CMD_NAND
  86 #define CONFIG_NAND_ATMEL
  87 #define CONFIG_SYS_MAX_NAND_DEVICE      1
  88 #define CONFIG_SYS_NAND_BASE            ATMEL_BASE_CS3
  89 #define CONFIG_SYS_NAND_DBW_8
  90 #define CONFIG_SYS_NAND_MASK_ALE        (1 << 21)
  91 #define CONFIG_SYS_NAND_MASK_CLE        (1 << 22)
  92 #define CONFIG_SYS_NAND_ENABLE_PIN      AT91_PIN_PC14
  93 #define CONFIG_SYS_NAND_READY_PIN       AT91_PIN_PC13
  94 #endif
  95
  96 /* NOR flash - no real flash on this board */
  97 #define CONFIG_SYS_NO_FLASH                     1
  98
  99 /* Ethernet */
 100 #define CONFIG_MACB
 101 #define CONFIG_PHYLIB
 102 #define CONFIG_RMII
 103 #define CONFIG_AT91_WANTS_COMMON_PHY
 104
 105 #define CONFIG_AT91SAM9_WATCHDOG
 106 #define CONFIG_AT91_HW_WDT_TIMEOUT      15
 107 #if !defined(CONFIG_SPL_BUILD)
 108 /* Enable the watchdog */
 109 #define CONFIG_HW_WATCHDOG
 110 #endif
 111
 112 /* USB */
 113 #if defined(CONFIG_BOARD_TAURUS)
 114 #define CONFIG_USB_ATMEL
 115 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
 116 #define CONFIG_USB_OHCI_NEW
 117 #define CONFIG_SYS_USB_OHCI_CPU_INIT
 118 #define CONFIG_SYS_USB_OHCI_REGS_BASE           0x00500000
 119 #define CONFIG_SYS_USB_OHCI_SLOT_NAME           "at91sam9260"
 120 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      2
 121
 122 /* USB DFU support */
 123 #define CONFIG_CMD_MTDPARTS
 124 #define CONFIG_MTD_DEVICE
 125 #define CONFIG_MTD_PARTITIONS
 126
 127 #define CONFIG_USB_GADGET_AT91
 128
 129 /* DFU class support */
 130 #define CONFIG_SYS_DFU_DATA_BUF_SIZE    (SZ_1M)
 131 #define DFU_MANIFEST_POLL_TIMEOUT       25000
 132 #endif
 133
 134 /* SPI EEPROM */
 135 #define CONFIG_SPI
 136 #define CONFIG_ATMEL_SPI
 137 #define TAURUS_SPI_MASK (1 << 4)
 138 #define TAURUS_SPI_CS_PIN       AT91_PIN_PA3
 139
 140 #if defined(CONFIG_SPL_BUILD)
 141 /* SPL related */
 142 #undef CONFIG_SPL_OS_BOOT               /* Not supported by existing map */
 143 #define CONFIG_SPL_SPI_LOAD
 144 #define CONFIG_SYS_SPI_U_BOOT_OFFS      0x20000
 145
 146 #define CONFIG_SF_DEFAULT_BUS 0
 147 #define CONFIG_SF_DEFAULT_SPEED 1000000
 148 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_3
 149 #endif
 150
 151 /* load address */
 152 #define CONFIG_SYS_LOAD_ADDR                    0x22000000
 153
 154 /* bootstrap in spi flash , u-boot + env + linux in nandflash */
 155 #define CONFIG_ENV_IS_IN_NAND
 156 #define CONFIG_ENV_OFFSET               0x100000
 157 #define CONFIG_ENV_OFFSET_REDUND        0x180000
 158 #define CONFIG_ENV_SIZE         (SZ_128K)       /* 1 sector = 128 kB */
 159 #define CONFIG_BOOTCOMMAND      "nand read 0x22000000 0x200000 0x300000; bootm"
 160
 161 #if defined(CONFIG_BOARD_TAURUS)
 162 #define CONFIG_BOOTARGS_TAURUS                                          \
 163         "console=ttyS0,115200 earlyprintk "                             \
 164         "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
 165         "256k(env),256k(env_redundant),256k(spare),"                    \
 166         "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
 167         "root=/dev/mtdblock7 rw rootfstype=jffs2"
 168 #endif
 169
 170 #if defined(CONFIG_BOARD_AXM)
 171 #define CONFIG_BOOTARGS_AXM                                             \
 172         "\0"    \
 173         "addip=setenv bootargs ${bootargs} ip=${ipaddr}:${serverip}:"   \
 174         "${gatewayip}:${netmask}:${hostname}:${netdev}::off\0"          \
 175         "addtest=setenv bootargs ${bootargs} loglevel=4 test\0"         \
 176         "baudrate=115200\0"                                             \
 177         "boot_file=setenv bootfile /${project_dir}/kernel/uImage\0"     \
 178         "boot_retries=0\0"                                              \
 179         "bootcmd=run flash_self\0"                                      \
 180         "bootdelay=3\0"                                                 \
 181         "ethact=macb0\0"                                                \
 182         "flash_nfs=run nand_kernel;run nfsargs;run addip;upgrade_available;"\
 183         "bootm ${kernel_ram};reset\0"                                   \
 184         "flash_self=run nand_kernel;run setbootargs;upgrade_available;" \
 185         "bootm ${kernel_ram};reset\0"                                   \
 186         "flash_self_test=run nand_kernel;run setbootargs addtest; "     \
 187         "upgrade_available;bootm ${kernel_ram};reset\0"                 \
 188         "hostname=systemone\0"                                          \
 189         "kernel_Off=0x00200000\0"                                       \
 190         "kernel_Off_fallback=0x03800000\0"                              \
 191         "kernel_ram=0x21500000\0"                                       \
 192         "kernel_size=0x00400000\0"                                      \
 193         "kernel_size_fallback=0x00400000\0"                             \
 194         "loads_echo=1\0"                                                \
 195         "nand_kernel=nand read.e ${kernel_ram} ${kernel_Off} "          \
 196                 "${kernel_size}\0"                                      \
 197         "net_nfs=run boot_file;tftp ${kernel_ram} ${bootfile};"         \
 198         "run nfsargs;run addip;upgrade_available;bootm "                \
 199                 "${kernel_ram};reset\0"                                 \
 200         "netdev=eth0\0"                                                 \
 201         "nfsargs=run root_path;setenv bootargs ${bootargs} "            \
 202         "root=/dev/nfs rw nfsroot=${serverip}:${rootpath} "             \
 203         "at91sam9_wdt.wdt_timeout=16\0"                                 \
 204         "partitionset_active=A\0"                                       \
 205         "preboot=echo;echo Type 'run flash_self' to use kernel and root "\
 206         "filesystem on memory;echo Type 'run flash_nfs' to use kernel " \
 207         "from memory and root filesystem over NFS;echo Type 'run net_nfs' "\
 208         "to get Kernel over TFTP and mount root filesystem over NFS;echo\0"\
 209         "project_dir=systemone\0"                                       \
 210         "root_path=setenv rootpath /home/projects/${project_dir}/rootfs\0"\
 211         "rootfs=/dev/mtdblock5\0"                                       \
 212         "rootfs_fallback=/dev/mtdblock7\0"                              \
 213         "setbootargs=setenv bootargs ${bootargs} console=ttyMTD,mtdoops "\
 214                 "root=${rootfs} rootfstype=jffs2 panic=7 "              \
 215                 "at91sam9_wdt.wdt_timeout=16\0"                         \
 216         "stderr=serial\0"                                               \
 217         "stdin=serial\0"                                                \
 218         "stdout=serial\0"                                               \
 219         "upgrade_available=0\0"
 220 #endif
 221
 222 #if defined(CONFIG_BOARD_TAURUS)
 223 #define CONFIG_BOOTARGS         CONFIG_BOOTARGS_TAURUS
 224 #endif
 225
 226 #if defined(CONFIG_BOARD_AXM)
 227 #define CONFIG_BOOTARGS         CONFIG_BOOTARGS_AXM
 228 #endif
 229
 230 #define CONFIG_SYS_CBSIZE               256
 231 #define CONFIG_SYS_MAXARGS              16
 232 #define CONFIG_SYS_PBSIZE \
 233         (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 234 #define CONFIG_SYS_LONGHELP
 235 #define CONFIG_CMDLINE_EDITING
 236 #define CONFIG_AUTO_COMPLETE
 237
 238 /*
 239  * Size of malloc() pool
 240  */
 241 #define CONFIG_SYS_MALLOC_LEN \
 242         ROUND(3 * CONFIG_ENV_SIZE + SZ_4M, 0x1000)
 243
 244 /* Defines for SPL */
 245 #define CONFIG_SPL_FRAMEWORK
 246 #define CONFIG_SPL_TEXT_BASE            0x0
 247 #define CONFIG_SPL_MAX_SIZE             (31 * SZ_512)
 248 #define CONFIG_SPL_STACK                (ATMEL_BASE_SRAM1 + SZ_16K)
 249 #define CONFIG_SYS_SPL_MALLOC_START     (CONFIG_SYS_TEXT_BASE - \
 250                                         CONFIG_SYS_MALLOC_LEN)
 251 #define CONFIG_SYS_SPL_MALLOC_SIZE      CONFIG_SYS_MALLOC_LEN
 252
 253 #define CONFIG_SPL_BSS_START_ADDR       CONFIG_SPL_MAX_SIZE
 254 #define CONFIG_SPL_BSS_MAX_SIZE         (3 * SZ_512)
 255
 256 #define CONFIG_SPL_BOARD_INIT
 257 #define CONFIG_SYS_NAND_ENABLE_PIN_SPL  (2*32 + 14)
 258 #define CONFIG_SYS_USE_NANDFLASH        1
 259 #define CONFIG_SPL_NAND_DRIVERS
 260 #define CONFIG_SPL_NAND_BASE
 261 #define CONFIG_SPL_NAND_ECC
 262 #define CONFIG_SPL_NAND_RAW_ONLY
 263 #define CONFIG_SPL_NAND_SOFTECC
 264 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x20000
 265 #define CONFIG_SYS_NAND_U_BOOT_SIZE     SZ_512K
 266 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
 267 #define CONFIG_SYS_NAND_U_BOOT_DST      CONFIG_SYS_TEXT_BASE
 268 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 269
 270 #define CONFIG_SYS_NAND_SIZE            (256 * SZ_1M)
 271 #define CONFIG_SYS_NAND_PAGE_SIZE       SZ_2K
 272 #define CONFIG_SYS_NAND_BLOCK_SIZE      (SZ_128K)
 273 #define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
 274                                          CONFIG_SYS_NAND_PAGE_SIZE)
 275 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 276 #define CONFIG_SYS_NAND_ECCSIZE         256
 277 #define CONFIG_SYS_NAND_ECCBYTES        3
 278 #define CONFIG_SYS_NAND_OOBSIZE         64
 279 #define CONFIG_SYS_NAND_ECCPOS          { 40, 41, 42, 43, 44, 45, 46, 47, \
 280                                           48, 49, 50, 51, 52, 53, 54, 55, \
 281                                           56, 57, 58, 59, 60, 61, 62, 63, }
 282
 283 #define CONFIG_SPL_ATMEL_SIZE
 284 #define CONFIG_SYS_MASTER_CLOCK         132096000
 285 #define AT91_PLL_LOCK_TIMEOUT           1000000
 286 #define CONFIG_SYS_AT91_PLLA            0x202A3F01
 287 #define CONFIG_SYS_MCKR                 0x1300
 288 #define CONFIG_SYS_MCKR_CSS             (0x02 | CONFIG_SYS_MCKR)
 289 #define CONFIG_SYS_AT91_PLLB            0x10193F05
 290
 291 #endif