include/configs/tny_a9260.h

   1 /*
   2  * (C) Copyright 2007-2008
   3  * Stelian Pop <stelian.pop@leadtechdesign.com>
   4  * Lead Tech Design <www.leadtechdesign.com>
   5  *
   6  * Copyright (C) 2009
   7  * Albin Tonnerre, Free Electrons <albin.tonnerre@free-electrons.com>
   8  *
   9  * Configuation settings for the Calao TNY-A9260 and TNY-A9G20 boards
  10  *
  11  * See file CREDITS for list of people who contributed to this
  12  * project.
  13  *
  14  * This program is free software; you can redistribute it and/or
  15  * modify it under the terms of the GNU General Public License as
  16  * published by the Free Software Foundation; either version 2 of
  17  * the License, or (at your option) any later version.
  18  *
  19  * This program is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  22  * GNU General Public License for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License
  25  * along with this program; if not, write to the Free Software
  26  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  27  * MA 02111-1307 USA
  28  */
  29
  30 #ifndef __CONFIG_H
  31 #define __CONFIG_H
  32
  33 /*
  34  * SoC must be defined first, before hardware.h is included.
  35  * In this case SoC is defined in boards.cfg.
  36  */
  37 #include <asm/hardware.h>
  38
  39 #if defined(CONFIG_TNY_A9260_NANDFLASH) || defined(CONFIG_TNY_A9G20_NANDFLASH)
  40 #define CONFIG_ENV_IS_IN_NAND
  41 #else
  42 #define CONFIG_ENV_IS_IN_EEPROM
  43 #endif
  44
  45 /* Define actual evaluation board type from used processor type */
  46 #ifdef CONFIG_AT91SAM9G20
  47 # define CONFIG_TNY_A9G20
  48 #else
  49 # define CONFIG_TNY_A9260
  50 #endif
  51
  52 /* ARM asynchronous clock */
  53 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768           /* slow clock xtal */
  54 #define CONFIG_SYS_AT91_MAIN_CLOCK      12000000        /* 12 MHz crystal */
  55 #define CONFIG_SYS_HZ                   1000
  56
  57 #define CONFIG_ARCH_CPU_INIT
  58 #undef CONFIG_USE_IRQ                   /* we don't need IRQ/FIQ stuff  */
  59 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs      */
  60 #define CONFIG_SETUP_MEMORY_TAGS
  61 #define CONFIG_INITRD_TAG
  62 #define CONFIG_SKIP_LOWLEVEL_INIT
  63
  64 /*
  65  * Hardware drivers
  66  */
  67 #define CONFIG_ATMEL_LEGACY
  68 #define CONFIG_AT91_GPIO
  69
  70 #define CONFIG_ATMEL_USART
  71 #define CONFIG_USART_BASE               ATMEL_BASE_DBGU
  72 #define CONFIG_USART_ID                 ATMEL_ID_SYS
  73 #define CONFIG_BAUDRATE                 115200
  74 #define CONFIG_SYS_BAUDRATE_TABLE       {115200 , 19200, 38400, 57600, 9600 }
  75
  76 #define CONFIG_BOOTDELAY        3
  77
  78 /*
  79  * Command line configuration.
  80  */
  81 #include <config_cmd_default.h>
  82 #undef CONFIG_CMD_BDI
  83 #undef CONFIG_CMD_FPGA
  84 #undef CONFIG_CMD_IMI
  85 #undef CONFIG_CMD_IMLS
  86 #undef CONFIG_CMD_LOADS
  87 #undef CONFIG_CMD_NET
  88 #undef CONFIG_CMD_NFS
  89 #undef CONFIG_CMD_SOURCE
  90 #undef CONFIG_CMD_USB
  91
  92 /* SDRAM */
  93 #define CONFIG_NR_DRAM_BANKS            1
  94 #define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  95 #define CONFIG_SYS_SDRAM_SIZE           0x04000000      /* 64 megs */
  96 # define CONFIG_SYS_INIT_SP_ADDR \
  97         (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
  98
  99 /* SPI EEPROM */
 100 #define CONFIG_SPI
 101 #define CONFIG_CMD_SPI
 102 #define CONFIG_ATMEL_SPI
 103 #define CONFIG_SYS_SPI_WRITE_TOUT               (5 * CONFIG_SYS_HZ)
 104
 105 #define CONFIG_CMD_EEPROM
 106 #define CONFIG_SPI_M95XXX
 107 #define CONFIG_SYS_EEPROM_SIZE 0x10000
 108 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5
 109
 110 /* NAND flash */
 111 #define CONFIG_CMD_NAND
 112 #define CONFIG_NAND_ATMEL
 113 #define CONFIG_SYS_MAX_NAND_DEVICE              1
 114 #define CONFIG_SYS_NAND_BASE                    ATMEL_BASE_CS3
 115 #define CONFIG_SYS_NAND_DBW_8
 116 /* our ALE is AD21 */
 117 #define CONFIG_SYS_NAND_MASK_ALE                (1 << 21)
 118 /* our CLE is AD22 */
 119 #define CONFIG_SYS_NAND_MASK_CLE                (1 << 22)
 120 #define CONFIG_SYS_NAND_ENABLE_PIN              AT91_PIN_PC14
 121 #define CONFIG_SYS_NAND_READY_PIN               AT91_PIN_PC13
 122
 123 /* NOR flash - no real flash on this board */
 124 #define CONFIG_SYS_NO_FLASH
 125
 126 #define CONFIG_DOS_PARTITION
 127 #define CONFIG_CMD_FAT
 128
 129 #define CONFIG_SYS_LOAD_ADDR                    0x22000000      /* load address */
 130
 131 #define CONFIG_SYS_MEMTEST_START                CONFIG_SYS_SDRAM_BASE
 132 #define CONFIG_SYS_MEMTEST_END                  0x23e00000
 133
 134 /* Env in EEPROM, bootstrap + u-boot in NAND*/
 135 #ifdef CONFIG_ENV_IS_IN_EEPROM
 136 #define CONFIG_ENV_OFFSET               0x20
 137 #define CONFIG_ENV_SIZE                 0x1000
 138 #endif
 139
 140 /* Env, bootstrap and u-boot in NAND */
 141 #ifdef CONFIG_ENV_IS_IN_NAND
 142 #define CONFIG_ENV_OFFSET               0x60000
 143 #define CONFIG_ENV_OFFSET_REDUND        0x80000
 144 #define CONFIG_ENV_SIZE                 0x20000
 145 #endif
 146
 147 #define CONFIG_BOOTCOMMAND      "nboot 0x21000000 0 400000"
 148 #define CONFIG_BOOTARGS         "console=ttyS0,115200 " \
 149                                 "root=/dev/mtdblock1 " \
 150                                 "mtdparts=atmel_nand:16M(kernel)ro," \
 151                                 "120M(rootfs),-(other) " \
 152                                 "rw rootfstype=jffs2"
 153
 154 #define CONFIG_SYS_PROMPT       "U-Boot> "
 155 #define CONFIG_SYS_CBSIZE       256
 156 #define CONFIG_SYS_MAXARGS      16
 157 #define CONFIG_SYS_PBSIZE       (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 158 #define CONFIG_SYS_LONGHELP
 159 #define CONFIG_CMDLINE_EDITING
 160
 161 /*
 162  * Size of malloc() pool
 163  */
 164 #define CONFIG_SYS_MALLOC_LEN   ROUND(3 * CONFIG_ENV_SIZE + 128 * 1024, 0x1000)
 165
 166 #define CONFIG_STACKSIZE        (32 * 1024)     /* regular stack */
 167
 168 #ifdef CONFIG_USE_IRQ
 169 #error CONFIG_USE_IRQ not supported
 170 #endif
 171
 172 #endif