include/configs/sbc35_a9g20.h

   1 /*
   2  * Copyright (C) 2009
   3  * Albin Tonnerre, Free Electrons <albin.tonnerre@free-electrons.com>
   4  *
   5  * Configuation settings for the Calao SBC35-A9G20 board
   6  *
   7  * See file CREDITS for list of people who contributed to this
   8  * project.
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License as
  12  * published by the Free Software Foundation; either version 2 of
  13  * the License, or (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  23  * MA 02111-1307 USA
  24  */
  25
  26 #ifndef __CONFIG_H
  27 #define __CONFIG_H
  28
  29 /* SoC type is defined in boards.cfg */
  30 #include <asm/hardware.h>
  31 #include <asm/sizes.h>
  32
  33 #if defined(CONFIG_SYS_USE_NANDFLASH)
  34 #define CONFIG_ENV_IS_IN_NAND
  35 #else
  36 #define CONFIG_ENV_IS_IN_EEPROM
  37 #endif
  38
  39 /* ARM asynchronous clock */
  40 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768           /* slow clock xtal */
  41 #define CONFIG_SYS_AT91_MAIN_CLOCK      12000000        /* 12.000 MHz crystal */
  42 #define CONFIG_SYS_HZ                   1000
  43
  44 #define CONFIG_ARCH_CPU_INIT
  45 #undef CONFIG_USE_IRQ                   /* we don't need IRQ/FIQ stuff  */
  46
  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
  52 /* GPIO */
  53 #define CONFIG_ATMEL_LEGACY             /* required until (g)pio is fixed */
  54 #define CONFIG_AT91_GPIO
  55
  56 /* Serial */
  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 #define CONFIG_SYS_BAUDRATE_TABLE       {115200 , 19200, 38400, 57600, 9600 }
  62
  63 #define CONFIG_BOOTDELAY        3
  64
  65 /*
  66  * BOOTP options
  67  */
  68 #define CONFIG_BOOTP_BOOTFILESIZE
  69 #define CONFIG_BOOTP_BOOTPATH
  70 #define CONFIG_BOOTP_GATEWAY
  71 #define CONFIG_BOOTP_HOSTNAME
  72
  73 /*
  74  * Command line configuration.
  75  */
  76 #include <config_cmd_default.h>
  77 #undef CONFIG_CMD_BDI
  78 #undef CONFIG_CMD_FPGA
  79 #undef CONFIG_CMD_IMI
  80 #undef CONFIG_CMD_IMLS
  81 #undef CONFIG_CMD_LOADS
  82 #undef CONFIG_CMD_SOURCE
  83
  84 #define CONFIG_CMD_PING
  85 #define CONFIG_CMD_DHCP
  86 #define CONFIG_CMD_USB
  87
  88 /* SDRAM */
  89 #define CONFIG_NR_DRAM_BANKS    1
  90 #define CONFIG_SYS_SDRAM_BASE   ATMEL_BASE_CS1
  91 #define CONFIG_SYS_SDRAM_SIZE   0x04000000      /* 64 megs */
  92 #define CONFIG_SYS_INIT_SP_ADDR (ATMEL_BASE_SRAM1 + 0x1000 - \
  93                                  GENERATED_GBL_DATA_SIZE)
  94
  95 /* SPI EEPROM */
  96 #define CONFIG_SPI
  97 #define CONFIG_CMD_SPI
  98 #define CONFIG_ATMEL_SPI
  99 #define CONFIG_SYS_SPI_WRITE_TOUT       (5 * CONFIG_SYS_HZ)
 100
 101 #define CONFIG_CMD_EEPROM
 102 #define CONFIG_SPI_M95XXX
 103 #define CONFIG_SYS_EEPROM_SIZE 0x10000
 104 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5
 105
 106 /* SPI RTC */
 107 #define CONFIG_CMD_DATE
 108 #define CONFIG_RTC_M41T94
 109 #define CONFIG_M41T94_SPI_BUS 0
 110 #define CONFIG_M41T94_SPI_CS 0
 111
 112 /* NAND flash */
 113 #define CONFIG_CMD_NAND
 114 #define CONFIG_NAND_ATMEL
 115 #define CONFIG_SYS_MAX_NAND_DEVICE              1
 116 #define CONFIG_SYS_NAND_BASE                    0x40000000
 117 #define CONFIG_SYS_NAND_DBW_8
 118 /* our ALE is AD21 */
 119 #define CONFIG_SYS_NAND_MASK_ALE                (1 << 21)
 120 /* our CLE is AD22 */
 121 #define CONFIG_SYS_NAND_MASK_CLE                (1 << 22)
 122 #define CONFIG_SYS_NAND_ENABLE_PIN              AT91_PIN_PC14
 123 #define CONFIG_SYS_NAND_READY_PIN               AT91_PIN_PC13
 124
 125 /* NOR flash - no real flash on this board */
 126 #define CONFIG_SYS_NO_FLASH                     1
 127
 128 /* Ethernet */
 129 #define CONFIG_MACB
 130 #define CONFIG_RMII
 131 #define CONFIG_NET_MULTI
 132 #define CONFIG_NET_RETRY_COUNT          20
 133 #define CONFIG_RESET_PHY_R
 134 #define CONFIG_MACB_SEARCH_PHY
 135
 136 /* USB */
 137 #define CONFIG_USB_ATMEL
 138 #define CONFIG_USB_OHCI_NEW
 139 #define CONFIG_DOS_PARTITION
 140 #define CONFIG_SYS_USB_OHCI_CPU_INIT
 141 #define CONFIG_SYS_USB_OHCI_REGS_BASE   0x00500000      /* AT91SAM9260_UHP_BASE */
 142 #define CONFIG_SYS_USB_OHCI_SLOT_NAME   "at91sam9260"
 143 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      2
 144 #define CONFIG_USB_STORAGE
 145 #define CONFIG_CMD_FAT
 146
 147 #define CONFIG_SYS_LOAD_ADDR            0x22000000      /* load address */
 148
 149 #define CONFIG_SYS_MEMTEST_START        CONFIG_SYS_SDRAM_BASE
 150 #define CONFIG_SYS_MEMTEST_END          0x23e00000
 151
 152 /* Env in EEPROM, bootstrap + u-boot in NAND*/
 153 #ifdef CONFIG_ENV_IS_IN_EEPROM
 154 #define CONFIG_ENV_OFFSET       0x20
 155 #define CONFIG_ENV_SIZE         0x1000
 156 #endif
 157
 158 /* Env, bootstrap and u-boot in NAND */
 159 #ifdef CONFIG_ENV_IS_IN_NAND
 160 #define CONFIG_ENV_OFFSET               0x60000
 161 #define CONFIG_ENV_OFFSET_REDUND        0x80000
 162 #define CONFIG_ENV_SIZE                 0x20000
 163 #endif
 164
 165 #define CONFIG_BOOTCOMMAND      "nboot 0x21000000 0 400000"
 166 #define CONFIG_BOOTARGS         "console=ttyS0,115200 " \
 167                                 "root=/dev/mtdblock1 " \
 168                                 "mtdparts=atmel_nand:16M(kernel)ro," \
 169                                 "120M(rootfs),-(other) " \
 170                                 "rw rootfstype=jffs2"
 171
 172
 173 #define CONFIG_SYS_PROMPT       "U-Boot> "
 174 #define CONFIG_SYS_CBSIZE       256
 175 #define CONFIG_SYS_MAXARGS      16
 176 #define CONFIG_SYS_PBSIZE       (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 177 #define CONFIG_SYS_LONGHELP     1
 178 #define CONFIG_CMDLINE_EDITING  1
 179
 180 /*
 181  * Size of malloc() pool
 182  */
 183 #define CONFIG_SYS_MALLOC_LEN   ROUND(3 * CONFIG_ENV_SIZE + 128 * 1024, 0x1000)
 184 #define CONFIG_STACKSIZE                (32 * 1024)     /* regular stack */
 185
 186 #ifdef CONFIG_USE_IRQ
 187 #error CONFIG_USE_IRQ not supported
 188 #endif
 189
 190 #endif