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 MACH_TYPE_TAURUS                2067
  25 #define MACH_TYPE_AXM                   2068
  26
  27 #define CONFIG_SYS_GENERIC_BOARD
  28
  29 /*
  30  * Warning: changing CONFIG_SYS_TEXT_BASE requires
  31  * adapting the initial boot program.
  32  * Since the linker has to swallow that define, we must use a pure
  33  * hex number here!
  34  */
  35
  36
  37 #define CONFIG_SYS_TEXT_BASE            0x23f00000
  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
  49 #define CONFIG_BOARD_EARLY_INIT_F
  50 #define CONFIG_DISPLAY_CPUINFO
  51
  52 #define CONFIG_CMD_BOOTZ
  53 #define CONFIG_OF_LIBFDT
  54
  55 /* general purpose I/O */
  56 #define CONFIG_ATMEL_LEGACY             /* required until (g)pio is fixed */
  57 #define CONFIG_AT91_GPIO
  58 #define CONFIG_AT91_GPIO_PULLUP 1       /* keep pullups on peripheral pins */
  59
  60 /* serial console */
  61 #define CONFIG_ATMEL_USART
  62 #define CONFIG_USART_BASE               ATMEL_BASE_DBGU
  63 #define CONFIG_USART_ID                 ATMEL_ID_SYS
  64 #define CONFIG_BAUDRATE                 115200
  65
  66 #define CONFIG_BOOTDELAY        3
  67
  68 /*
  69  * Command line configuration.
  70  */
  71 #include <config_cmd_default.h>
  72 #undef CONFIG_CMD_BDI
  73 #undef CONFIG_CMD_FPGA
  74 #undef CONFIG_CMD_IMI
  75 #undef CONFIG_CMD_IMLS
  76 #undef CONFIG_CMD_LOADS
  77 #undef CONFIG_CMD_SOURCE
  78
  79 #define CONFIG_CMD_PING
  80 #define CONFIG_CMD_DHCP
  81 #define CONFIG_CMD_NAND
  82
  83 /*
  84  * SDRAM: 1 bank, min 32, max 128 MB
  85  * Initialized before u-boot gets started.
  86  */
  87 #define CONFIG_NR_DRAM_BANKS            1
  88 #define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  89 #define CONFIG_SYS_SDRAM_SIZE           (128 * 1024 * 1024)
  90
  91 /*
  92  * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
  93  * leaving the correct space for initial global data structure above
  94  * that address while providing maximum stack area below.
  95  */
  96 # define CONFIG_SYS_INIT_SP_ADDR \
  97         (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
  98
  99 /* NAND flash */
 100 #ifdef CONFIG_CMD_NAND
 101 #define CONFIG_NAND_ATMEL
 102 #define CONFIG_SYS_MAX_NAND_DEVICE      1
 103 #define CONFIG_SYS_NAND_BASE            ATMEL_BASE_CS3
 104 #define CONFIG_SYS_NAND_DBW_8
 105 #define CONFIG_SYS_NAND_MASK_ALE        (1 << 21)
 106 #define CONFIG_SYS_NAND_MASK_CLE        (1 << 22)
 107 #define CONFIG_SYS_NAND_ENABLE_PIN      AT91_PIN_PC14
 108 #define CONFIG_SYS_NAND_READY_PIN       AT91_PIN_PC13
 109 #endif
 110
 111 /* NOR flash - no real flash on this board */
 112 #define CONFIG_SYS_NO_FLASH                     1
 113
 114 /* Ethernet */
 115 #define CONFIG_MACB
 116 #define CONFIG_RMII
 117 #define CONFIG_AT91_WANTS_COMMON_PHY
 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 /* load address */
 131 #define CONFIG_SYS_LOAD_ADDR                    0x22000000
 132
 133 /* bootstrap in spi flash , u-boot + env + linux in nandflash */
 134 #define CONFIG_ENV_IS_IN_NAND
 135 #define CONFIG_ENV_OFFSET               0x100000
 136 #define CONFIG_ENV_OFFSET_REDUND        0x180000
 137 #define CONFIG_ENV_SIZE         0x20000         /* 1 sector = 128 kB */
 138 #define CONFIG_BOOTCOMMAND      "nand read 0x22000000 0x200000 0x300000; bootm"
 139 #define CONFIG_BOOTARGS                                                 \
 140         "console=ttyS0,115200 earlyprintk "                             \
 141         "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
 142         "256k(env),256k(env_redundant),256k(spare),"                    \
 143         "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
 144         "root=/dev/mtdblock7 rw rootfstype=jffs2"
 145
 146 #define CONFIG_SYS_PROMPT               "U-Boot> "
 147 #define CONFIG_SYS_CBSIZE               256
 148 #define CONFIG_SYS_MAXARGS              16
 149 #define CONFIG_SYS_PBSIZE \
 150         (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 151 #define CONFIG_SYS_LONGHELP
 152 #define CONFIG_CMDLINE_EDITING
 153 #define CONFIG_AUTO_COMPLETE
 154
 155 /*
 156  * Size of malloc() pool
 157  */
 158 #define CONFIG_SYS_MALLOC_LEN \
 159         ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
 160
 161 #endif