include/configs/taurus.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Common board functions for Siemens TAURUS (AT91SAM9G20) based boards
   4  * (C) Copyright 2013 Siemens AG
   5  *
   6  * Based on:
   7  * U-Boot file: include/configs/at91sam9260ek.h
   8  *
   9  * (C) Copyright 2007-2008
  10  * Stelian Pop <stelian@popies.net>
  11  * Lead Tech Design <www.leadtechdesign.com>
  12  */
  13
  14 #ifndef __CONFIG_H
  15 #define __CONFIG_H
  16
  17 /*
  18  * SoC must be defined first, before hardware.h is included.
  19  * In this case SoC is defined in boards.cfg.
  20  */
  21 #include <asm/hardware.h>
  22 #include <linux/sizes.h>
  23
  24 /*
  25  * Warning: changing CONFIG_SYS_TEXT_BASE requires
  26  * adapting the initial boot program.
  27  * Since the linker has to swallow that define, we must use a pure
  28  * hex number here!
  29  */
  30
  31 /* ARM asynchronous clock */
  32 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768           /* slow clock xtal */
  33 #define CONFIG_SYS_AT91_MAIN_CLOCK      18432000        /* main clock xtal */
  34
  35 /* Misc CPU related */
  36 #define CONFIG_ARCH_CPU_INIT
  37 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs */
  38 #define CONFIG_SETUP_MEMORY_TAGS
  39 #define CONFIG_INITRD_TAG
  40
  41 #define CONFIG_SKIP_LOWLEVEL_INIT_ONLY
  42
  43 /* general purpose I/O */
  44 #define CONFIG_ATMEL_LEGACY             /* required until (g)pio is fixed */
  45 #define CONFIG_AT91_GPIO
  46 #define CONFIG_AT91_GPIO_PULLUP 1       /* keep pullups on peripheral pins */
  47
  48 #define CONFIG_USART_BASE               ATMEL_BASE_DBGU
  49 #define CONFIG_USART_ID                 ATMEL_ID_SYS
  50
  51 /*
  52  * SDRAM: 1 bank, min 32, max 128 MB
  53  * Initialized before u-boot gets started.
  54  */
  55 #define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  56 #define CONFIG_SYS_SDRAM_SIZE           (128 * SZ_1M)
  57
  58 /*
  59  * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
  60  * leaving the correct space for initial global data structure above
  61  * that address while providing maximum stack area below.
  62  */
  63 #define CONFIG_SYS_INIT_SP_ADDR \
  64         (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
  65
  66 /* NAND flash */
  67 #ifdef CONFIG_CMD_NAND
  68 #define CONFIG_SYS_MAX_NAND_DEVICE      1
  69 #define CONFIG_SYS_NAND_BASE            ATMEL_BASE_CS3
  70 #define CONFIG_SYS_NAND_DBW_8
  71 #define CONFIG_SYS_NAND_MASK_ALE        (1 << 21)
  72 #define CONFIG_SYS_NAND_MASK_CLE        (1 << 22)
  73 #define CONFIG_SYS_NAND_ENABLE_PIN      AT91_PIN_PC14
  74 #define CONFIG_SYS_NAND_READY_PIN       AT91_PIN_PC13
  75 #endif
  76
  77 /* Ethernet */
  78 #define CONFIG_MACB
  79 #define CONFIG_RMII
  80 #define CONFIG_AT91_WANTS_COMMON_PHY
  81
  82 /* USB */
  83 #if defined(CONFIG_BOARD_TAURUS)
  84 #define CONFIG_USB_ATMEL
  85 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
  86 #define CONFIG_USB_OHCI_NEW
  87 #define CONFIG_SYS_USB_OHCI_CPU_INIT
  88 #define CONFIG_SYS_USB_OHCI_REGS_BASE           0x00500000
  89 #define CONFIG_SYS_USB_OHCI_SLOT_NAME           "at91sam9260"
  90 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      2
  91
  92 /* USB DFU support */
  93
  94 #define CONFIG_USB_GADGET_AT91
  95
  96 /* DFU class support */
  97 #define CONFIG_SYS_DFU_DATA_BUF_SIZE    (SZ_1M)
  98 #define DFU_MANIFEST_POLL_TIMEOUT       25000
  99 #endif
 100
 101 /* SPI EEPROM */
 102 #define TAURUS_SPI_MASK (1 << 4)
 103
 104 #if defined(CONFIG_SPL_BUILD)
 105 /* SPL related */
 106 #define CONFIG_SYS_SPI_U_BOOT_OFFS      0x20000
 107 #endif
 108
 109 /* load address */
 110 #define CONFIG_SYS_LOAD_ADDR                    0x22000000
 111
 112 /* bootstrap in spi flash , u-boot + env + linux in nandflash */
 113 #define CONFIG_ENV_OFFSET               0x100000
 114 #define CONFIG_ENV_OFFSET_REDUND        0x180000
 115 #define CONFIG_ENV_SIZE         (SZ_128K)       /* 1 sector = 128 kB */
 116
 117 #ifndef CONFIG_SPL_BUILD
 118 #if defined(CONFIG_BOARD_AXM)
 119 #define CONFIG_EXTRA_ENV_SETTINGS \
 120         "addip=setenv bootargs ${bootargs} ip=${ipaddr}:${serverip}:" \
 121                 "${gatewayip}:${netmask}:${hostname}:${netdev}::off\0" \
 122         "addtest=setenv bootargs ${bootargs} loglevel=4 test\0" \
 123         "boot_file=setenv bootfile /${project_dir}/kernel/uImage\0" \
 124         "boot_retries=0\0" \
 125         "ethact=macb0\0" \
 126         "flash_nfs=run nand_kernel;run nfsargs;run addip;" \
 127                 "upgrade_available;bootm ${kernel_ram};reset\0" \
 128         "flash_self=run nand_kernel;run setbootargs;upgrade_available;" \
 129                 "bootm ${kernel_ram};reset\0" \
 130         "flash_self_test=run nand_kernel;run setbootargs addtest;" \
 131                 "upgrade_available;bootm ${kernel_ram};reset\0" \
 132         "hostname=systemone\0" \
 133         "kernel_Off=0x00200000\0" \
 134         "kernel_Off_fallback=0x03800000\0" \
 135         "kernel_ram=0x21500000\0" \
 136         "kernel_size=0x00400000\0" \
 137         "kernel_size_fallback=0x00400000\0" \
 138         "loads_echo=1\0" \
 139         "nand_kernel=nand read.e ${kernel_ram} ${kernel_Off} " \
 140                 "${kernel_size}\0" \
 141         "net_nfs=run boot_file;tftp ${kernel_ram} ${bootfile};" \
 142                 "run nfsargs;run addip;upgrade_available;" \
 143                 "bootm ${kernel_ram};reset\0" \
 144         "netdev=eth0\0" \
 145         "nfsargs=run root_path;setenv bootargs ${bootargs} root=/dev/nfs " \
 146                 "rw nfsroot=${serverip}:${rootpath} " \
 147                 "at91sam9_wdt.wdt_timeout=16\0" \
 148         "partitionset_active=A\0" \
 149         "preboot=echo;echo Type 'run flash_self' to use kernel and root " \
 150                 "filesystem on memory;echo Type 'run flash_nfs' to use " \
 151                 "kernel from memory and root filesystem over NFS;echo Type " \
 152                 "'run net_nfs' to get Kernel over TFTP and mount root " \
 153                 "filesystem over NFS;echo\0" \
 154         "project_dir=systemone\0" \
 155         "root_path=setenv rootpath /home/projects/${project_dir}/rootfs\0" \
 156         "rootfs=/dev/mtdblock5\0" \
 157         "rootfs_fallback=/dev/mtdblock7\0" \
 158         "setbootargs=setenv bootargs ${bootargs} console=ttyMTD,mtdoops " \
 159                 "root=${rootfs} rootfstype=jffs2 panic=7 " \
 160                 "at91sam9_wdt.wdt_timeout=16\0" \
 161         "stderr=serial\0" \
 162         "stdin=serial\0" \
 163         "stdout=serial\0" \
 164         "upgrade_available=0\0"
 165 #endif
 166 #endif /* #ifndef CONFIG_SPL_BUILD */
 167 /*
 168  * Size of malloc() pool
 169  */
 170 #define CONFIG_SYS_MALLOC_LEN \
 171         ROUND(3 * CONFIG_ENV_SIZE + SZ_4M, 0x1000)
 172
 173 /* Defines for SPL */
 174 #define CONFIG_SPL_MAX_SIZE             (31 * SZ_512)
 175 #define CONFIG_SPL_STACK                (ATMEL_BASE_SRAM1 + SZ_16K)
 176 #define CONFIG_SYS_SPL_MALLOC_START     (CONFIG_SYS_TEXT_BASE - \
 177                                         CONFIG_SYS_MALLOC_LEN)
 178 #define CONFIG_SYS_SPL_MALLOC_SIZE      CONFIG_SYS_MALLOC_LEN
 179
 180 #define CONFIG_SPL_BSS_START_ADDR       CONFIG_SPL_MAX_SIZE
 181 #define CONFIG_SPL_BSS_MAX_SIZE         (3 * SZ_512)
 182
 183 #define CONFIG_SYS_NAND_ENABLE_PIN_SPL  (2*32 + 14)
 184 #define CONFIG_SYS_USE_NANDFLASH        1
 185 #define CONFIG_SPL_NAND_DRIVERS
 186 #define CONFIG_SPL_NAND_BASE
 187 #define CONFIG_SPL_NAND_ECC
 188 #define CONFIG_SPL_NAND_RAW_ONLY
 189 #define CONFIG_SPL_NAND_SOFTECC
 190 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x20000
 191 #define CONFIG_SYS_NAND_U_BOOT_SIZE     SZ_512K
 192 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
 193 #define CONFIG_SYS_NAND_U_BOOT_DST      CONFIG_SYS_TEXT_BASE
 194 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 195
 196 #define CONFIG_SYS_NAND_SIZE            (256 * SZ_1M)
 197 #define CONFIG_SYS_NAND_PAGE_SIZE       SZ_2K
 198 #define CONFIG_SYS_NAND_BLOCK_SIZE      (SZ_128K)
 199 #define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
 200                                          CONFIG_SYS_NAND_PAGE_SIZE)
 201 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 202 #define CONFIG_SYS_NAND_ECCSIZE         256
 203 #define CONFIG_SYS_NAND_ECCBYTES        3
 204 #define CONFIG_SYS_NAND_OOBSIZE         64
 205 #define CONFIG_SYS_NAND_ECCPOS          { 40, 41, 42, 43, 44, 45, 46, 47, \
 206                                           48, 49, 50, 51, 52, 53, 54, 55, \
 207                                           56, 57, 58, 59, 60, 61, 62, 63, }
 208
 209 #define CONFIG_SPL_ATMEL_SIZE
 210 #define CONFIG_SYS_MASTER_CLOCK         132096000
 211 #define AT91_PLL_LOCK_TIMEOUT           1000000
 212 #define CONFIG_SYS_AT91_PLLA            0x202A3F01
 213 #define CONFIG_SYS_MCKR                 0x1300
 214 #define CONFIG_SYS_MCKR_CSS             (0x02 | CONFIG_SYS_MCKR)
 215 #define CONFIG_SYS_AT91_PLLB            0x10193F05
 216
 217 #define CONFIG_SPL_PAD_TO               CONFIG_SYS_NAND_U_BOOT_OFFS
 218 #define CONFIG_SYS_SPL_LEN              CONFIG_SPL_PAD_TO
 219
 220 #endif