include/configs/at91sam9rlek.h

   1 /*
   2  * (C) Copyright 2007-2008
   3  * Stelian Pop <stelian.pop@leadtechdesign.com>
   4  * Lead Tech Design <www.leadtechdesign.com>
   5  *
   6  * Configuation settings for the AT91SAM9RLEK board.
   7  *
   8  * See file CREDITS for list of people who contributed to this
   9  * project.
  10  *
  11  * This program is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU General Public License as
  13  * published by the Free Software Foundation; either version 2 of
  14  * the License, or (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  24  * MA 02111-1307 USA
  25  */
  26
  27 #ifndef __CONFIG_H
  28 #define __CONFIG_H
  29
  30 /* ARM asynchronous clock */
  31 #define AT91_CPU_NAME           "AT91SAM9RL"
  32 #define AT91_MAIN_CLOCK         200000000       /* from 12.000 MHz crystal */
  33 #define AT91_MASTER_CLOCK       100000000       /* peripheral = main / 2 */
  34 #define CONFIG_SYS_HZ                   1000000         /* 1us resolution */
  35
  36 #define AT91_SLOW_CLOCK         32768   /* slow clock */
  37
  38 #define CONFIG_ARM926EJS        1       /* This is an ARM926EJS Core    */
  39 #define CONFIG_AT91SAM9RL       1       /* It's an Atmel AT91SAM9RL SoC*/
  40 #define CONFIG_AT91SAM9RLEK     1       /* on an AT91SAM9RLEK Board     */
  41 #undef CONFIG_USE_IRQ                   /* we don't need IRQ/FIQ stuff  */
  42
  43 #define CONFIG_CMDLINE_TAG      1       /* enable passing of ATAGs      */
  44 #define CONFIG_SETUP_MEMORY_TAGS 1
  45 #define CONFIG_INITRD_TAG       1
  46
  47 #define CONFIG_SKIP_LOWLEVEL_INIT
  48 #define CONFIG_SKIP_RELOCATE_UBOOT
  49
  50 /*
  51  * Hardware drivers
  52  */
  53 #define CONFIG_ATMEL_USART      1
  54 #undef CONFIG_USART0
  55 #undef CONFIG_USART1
  56 #undef CONFIG_USART2
  57 #define CONFIG_USART3           1       /* USART 3 is DBGU */
  58
  59 /* LCD */
  60 #define CONFIG_LCD                      1
  61 #define LCD_BPP                         LCD_COLOR8
  62 #define CONFIG_LCD_LOGO                 1
  63 #undef LCD_TEST_PATTERN
  64 #define CONFIG_LCD_INFO                 1
  65 #define CONFIG_LCD_INFO_BELOW_LOGO      1
  66 #define CONFIG_SYS_WHITE_ON_BLACK               1
  67 #define CONFIG_ATMEL_LCD                1
  68 #define CONFIG_ATMEL_LCD_RGB565         1
  69 #define CONFIG_SYS_CONSOLE_IS_IN_ENV            1
  70
  71 #define CONFIG_BOOTDELAY        3
  72
  73 /*
  74  * Command line configuration.
  75  */
  76 #include <config_cmd_default.h>
  77 #undef CONFIG_CMD_BDI
  78 #undef CONFIG_CMD_IMI
  79 #undef CONFIG_CMD_AUTOSCRIPT
  80 #undef CONFIG_CMD_FPGA
  81 #undef CONFIG_CMD_LOADS
  82 #undef CONFIG_CMD_IMLS
  83 #undef CONFIG_CMD_NET
  84 #undef CONFIG_CMD_USB
  85
  86 #define CONFIG_CMD_NAND         1
  87
  88 /* SDRAM */
  89 #define CONFIG_NR_DRAM_BANKS            1
  90 #define PHYS_SDRAM                      0x20000000
  91 #define PHYS_SDRAM_SIZE                 0x04000000      /* 64 megs */
  92
  93 /* DataFlash */
  94 #define CONFIG_HAS_DATAFLASH            1
  95 #define CONFIG_SYS_SPI_WRITE_TOUT               (5*CONFIG_SYS_HZ)
  96 #define CONFIG_SYS_MAX_DATAFLASH_BANKS          1
  97 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0     0xC0000000      /* CS0 */
  98 #define AT91_SPI_CLK                    15000000
  99 #define DATAFLASH_TCSS                  (0x1a << 16)
 100 #define DATAFLASH_TCHS                  (0x1 << 24)
 101
 102 /* NOR flash - not present */
 103 #define CONFIG_SYS_NO_FLASH                     1
 104
 105 /* NAND flash */
 106 #define NAND_MAX_CHIPS                  1
 107 #define CONFIG_SYS_MAX_NAND_DEVICE              1
 108 #define CONFIG_SYS_NAND_BASE                    0x40000000
 109 #define CONFIG_SYS_NAND_DBW_8                   1
 110
 111 /* Ethernet - not present */
 112
 113 /* USB - not supported */
 114
 115 #define CONFIG_SYS_LOAD_ADDR                    0x22000000      /* load address */
 116
 117 #define CONFIG_SYS_MEMTEST_START                PHYS_SDRAM
 118 #define CONFIG_SYS_MEMTEST_END                  0x23e00000
 119
 120 #define CONFIG_SYS_USE_DATAFLASH                1
 121 #undef CONFIG_SYS_USE_NANDFLASH
 122
 123 #ifdef CONFIG_SYS_USE_DATAFLASH
 124
 125 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
 126 #define CONFIG_ENV_IS_IN_DATAFLASH      1
 127 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
 128 #define CONFIG_ENV_OFFSET               0x4200
 129 #define CONFIG_ENV_ADDR         (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
 130 #define CONFIG_ENV_SIZE         0x4200
 131 #define CONFIG_BOOTCOMMAND      "cp.b 0xC0042000 0x22000000 0x210000; bootm"
 132 #define CONFIG_BOOTARGS         "console=ttyS0,115200 " \
 133                                 "root=/dev/mtdblock0 " \
 134                                 "mtdparts=at91_nand:-(root) "\
 135                                 "rw rootfstype=jffs2"
 136
 137 #else /* CONFIG_SYS_USE_NANDFLASH */
 138
 139 /* bootstrap + u-boot + env + linux in nandflash */
 140 #define CONFIG_ENV_IS_IN_NAND   1
 141 #define CONFIG_ENV_OFFSET               0x60000
 142 #define CONFIG_ENV_OFFSET_REDUND        0x80000
 143 #define CONFIG_ENV_SIZE         0x20000         /* 1 sector = 128 kB */
 144 #define CONFIG_BOOTCOMMAND      "nand read 0x22000000 0xA0000 0x200000; bootm"
 145 #define CONFIG_BOOTARGS         "console=ttyS0,115200 " \
 146                                 "root=/dev/mtdblock5 " \
 147                                 "mtdparts=at91_nand:128k(bootstrap)ro,256k(uboot)ro,128k(env1)ro,128k(env2)ro,2M(linux),-(root) " \
 148                                 "rw rootfstype=jffs2"
 149
 150 #endif
 151
 152 #define CONFIG_BAUDRATE         115200
 153 #define CONFIG_SYS_BAUDRATE_TABLE       {115200 , 19200, 38400, 57600, 9600 }
 154
 155 #define CONFIG_SYS_PROMPT               "U-Boot> "
 156 #define CONFIG_SYS_CBSIZE               256
 157 #define CONFIG_SYS_MAXARGS              16
 158 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 159 #define CONFIG_SYS_LONGHELP             1
 160 #define CONFIG_CMDLINE_EDITING  1
 161
 162 #define ROUND(A, B)             (((A) + (B)) & ~((B) - 1))
 163 /*
 164  * Size of malloc() pool
 165  */
 166 #define CONFIG_SYS_MALLOC_LEN           ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
 167 #define CONFIG_SYS_GBL_DATA_SIZE        128     /* 128 bytes for initial data */
 168
 169 #define CONFIG_STACKSIZE        (32*1024)       /* regular stack */
 170
 171 #ifdef CONFIG_USE_IRQ
 172 #error CONFIG_USE_IRQ not supported
 173 #endif
 174
 175 #endif