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 /*
  28  * Warning: changing CONFIG_SYS_TEXT_BASE requires
  29  * adapting the initial boot program.
  30  * Since the linker has to swallow that define, we must use a pure
  31  * hex number here!
  32  */
  33
  34
  35 #define CONFIG_SYS_TEXT_BASE            0x23f00000
  36
  37 /* ARM asynchronous clock */
  38 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768           /* slow clock xtal */
  39 #define CONFIG_SYS_AT91_MAIN_CLOCK      18432000        /* main clock xtal */
  40
  41 /* Misc CPU related */
  42 #define CONFIG_ARCH_CPU_INIT
  43 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs */
  44 #define CONFIG_SETUP_MEMORY_TAGS
  45 #define CONFIG_INITRD_TAG
  46 #define CONFIG_SKIP_LOWLEVEL_INIT
  47 #define CONFIG_BOARD_EARLY_INIT_F
  48 #define CONFIG_DISPLAY_CPUINFO
  49
  50 #define CONFIG_CMD_BOOTZ
  51 #define CONFIG_OF_LIBFDT
  52
  53 /* general purpose I/O */
  54 #define CONFIG_ATMEL_LEGACY             /* required until (g)pio is fixed */
  55 #define CONFIG_AT91_GPIO
  56 #define CONFIG_AT91_GPIO_PULLUP 1       /* keep pullups on peripheral pins */
  57
  58 /* serial console */
  59 #define CONFIG_ATMEL_USART
  60 #define CONFIG_USART_BASE               ATMEL_BASE_DBGU
  61 #define CONFIG_USART_ID                 ATMEL_ID_SYS
  62 #define CONFIG_BAUDRATE                 115200
  63
  64 #define CONFIG_BOOTDELAY        3
  65
  66 /*
  67  * Command line configuration.
  68  */
  69 #include <config_cmd_default.h>
  70 #undef CONFIG_CMD_BDI
  71 #undef CONFIG_CMD_FPGA
  72 #undef CONFIG_CMD_IMI
  73 #undef CONFIG_CMD_IMLS
  74 #undef CONFIG_CMD_LOADS
  75 #undef CONFIG_CMD_SOURCE
  76
  77 #define CONFIG_CMD_PING
  78 #define CONFIG_CMD_DHCP
  79 #define CONFIG_CMD_NAND
  80
  81 /*
  82  * SDRAM: 1 bank, min 32, max 128 MB
  83  * Initialized before u-boot gets started.
  84  */
  85 #define CONFIG_NR_DRAM_BANKS            1
  86 #define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  87 #define CONFIG_SYS_SDRAM_SIZE           (128 * 1024 * 1024)
  88
  89 /*
  90  * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
  91  * leaving the correct space for initial global data structure above
  92  * that address while providing maximum stack area below.
  93  */
  94 # define CONFIG_SYS_INIT_SP_ADDR \
  95         (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
  96
  97 /* NAND flash */
  98 #ifdef CONFIG_CMD_NAND
  99 #define CONFIG_NAND_ATMEL
 100 #define CONFIG_SYS_MAX_NAND_DEVICE      1
 101 #define CONFIG_SYS_NAND_BASE            ATMEL_BASE_CS3
 102 #define CONFIG_SYS_NAND_DBW_8
 103 #define CONFIG_SYS_NAND_MASK_ALE        (1 << 21)
 104 #define CONFIG_SYS_NAND_MASK_CLE        (1 << 22)
 105 #define CONFIG_SYS_NAND_ENABLE_PIN      AT91_PIN_PC14
 106 #define CONFIG_SYS_NAND_READY_PIN       AT91_PIN_PC13
 107 #endif
 108
 109 /* NOR flash - no real flash on this board */
 110 #define CONFIG_SYS_NO_FLASH                     1
 111
 112 /* Ethernet */
 113 #define CONFIG_MACB
 114 #define CONFIG_RMII
 115 #define CONFIG_AT91_WANTS_COMMON_PHY
 116
 117 /* USB */
 118 #if defined(CONFIG_BOARD_TAURUS)
 119 #define CONFIG_USB_ATMEL
 120 #define CONFIG_USB_OHCI_NEW
 121 #define CONFIG_SYS_USB_OHCI_CPU_INIT
 122 #define CONFIG_SYS_USB_OHCI_REGS_BASE           0x00500000
 123 #define CONFIG_SYS_USB_OHCI_SLOT_NAME           "at91sam9260"
 124 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      2
 125 #define CONFIG_USB_STORAGE
 126 #endif
 127
 128 /* load address */
 129 #define CONFIG_SYS_LOAD_ADDR                    0x22000000
 130
 131 /* bootstrap in spi flash , u-boot + env + linux in nandflash */
 132 #define CONFIG_ENV_IS_IN_NAND
 133 #define CONFIG_ENV_OFFSET               0x100000
 134 #define CONFIG_ENV_OFFSET_REDUND        0x180000
 135 #define CONFIG_ENV_SIZE         0x20000         /* 1 sector = 128 kB */
 136 #define CONFIG_BOOTCOMMAND      "nand read 0x22000000 0x200000 0x300000; bootm"
 137 #define CONFIG_BOOTARGS                                                 \
 138         "console=ttyS0,115200 earlyprintk "                             \
 139         "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
 140         "256k(env),256k(env_redundant),256k(spare),"                    \
 141         "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
 142         "root=/dev/mtdblock7 rw rootfstype=jffs2"
 143
 144 #define CONFIG_SYS_PROMPT               "U-Boot> "
 145 #define CONFIG_SYS_CBSIZE               256
 146 #define CONFIG_SYS_MAXARGS              16
 147 #define CONFIG_SYS_PBSIZE \
 148         (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 149 #define CONFIG_SYS_LONGHELP
 150 #define CONFIG_CMDLINE_EDITING
 151 #define CONFIG_AUTO_COMPLETE
 152
 153 /*
 154  * Size of malloc() pool
 155  */
 156 #define CONFIG_SYS_MALLOC_LEN \
 157         ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
 158
 159 #endif