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         12000000        /* 12 MHz crystal */
  33 #define AT91_MASTER_CLOCK       100000000       /* peripheral */
  34 #define AT91_CPU_CLOCK          200000000       /* cpu */
  35 #define CONFIG_SYS_HZ           1000000         /* 1us resolution */
  36
  37 #define AT91_SLOW_CLOCK         32768   /* slow clock */
  38
  39 #define CONFIG_ARM926EJS        1       /* This is an ARM926EJS Core    */
  40 #define CONFIG_AT91SAM9RL       1       /* It's an Atmel AT91SAM9RL SoC*/
  41 #define CONFIG_AT91SAM9RLEK     1       /* on an AT91SAM9RLEK Board     */
  42 #undef CONFIG_USE_IRQ                   /* we don't need IRQ/FIQ stuff  */
  43
  44 #define CONFIG_CMDLINE_TAG      1       /* enable passing of ATAGs      */
  45 #define CONFIG_SETUP_MEMORY_TAGS 1
  46 #define CONFIG_INITRD_TAG       1
  47
  48 #define CONFIG_SKIP_LOWLEVEL_INIT
  49 #define CONFIG_SKIP_RELOCATE_UBOOT
  50
  51 /*
  52  * Hardware drivers
  53  */
  54 #define CONFIG_ATMEL_USART      1
  55 #undef CONFIG_USART0
  56 #undef CONFIG_USART1
  57 #undef CONFIG_USART2
  58 #define CONFIG_USART3           1       /* USART 3 is DBGU */
  59
  60 /* LCD */
  61 #define CONFIG_LCD                      1
  62 #define LCD_BPP                         LCD_COLOR8
  63 #define CONFIG_LCD_LOGO                 1
  64 #undef LCD_TEST_PATTERN
  65 #define CONFIG_LCD_INFO                 1
  66 #define CONFIG_LCD_INFO_BELOW_LOGO      1
  67 #define CONFIG_SYS_WHITE_ON_BLACK               1
  68 #define CONFIG_ATMEL_LCD                1
  69 #define CONFIG_ATMEL_LCD_RGB565         1
  70 #define CONFIG_SYS_CONSOLE_IS_IN_ENV            1
  71
  72 /* LED */
  73 #define CONFIG_AT91_LED
  74 #define CONFIG_RED_LED          AT91_PIN_PD14   /* this is the power led */
  75 #define CONFIG_GREEN_LED        AT91_PIN_PD15   /* this is the user1 led */
  76 #define CONFIG_YELLOW_LED       AT91_PIN_PD16   /* this is the user2 led */
  77
  78 #define CONFIG_BOOTDELAY        3
  79
  80 /*
  81  * Command line configuration.
  82  */
  83 #include <config_cmd_default.h>
  84 #undef CONFIG_CMD_BDI
  85 #undef CONFIG_CMD_FPGA
  86 #undef CONFIG_CMD_IMI
  87 #undef CONFIG_CMD_IMLS
  88 #undef CONFIG_CMD_LOADS
  89 #undef CONFIG_CMD_NET
  90 #undef CONFIG_CMD_SOURCE
  91 #undef CONFIG_CMD_USB
  92
  93 #define CONFIG_CMD_NAND         1
  94
  95 /* SDRAM */
  96 #define CONFIG_NR_DRAM_BANKS            1
  97 #define PHYS_SDRAM                      0x20000000
  98 #define PHYS_SDRAM_SIZE                 0x04000000      /* 64 megs */
  99
 100 /* DataFlash */
 101 #define CONFIG_HAS_DATAFLASH            1
 102 #define CONFIG_SYS_SPI_WRITE_TOUT               (5*CONFIG_SYS_HZ)
 103 #define CONFIG_SYS_MAX_DATAFLASH_BANKS          1
 104 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0     0xC0000000      /* CS0 */
 105 #define AT91_SPI_CLK                    15000000
 106 #define DATAFLASH_TCSS                  (0x1a << 16)
 107 #define DATAFLASH_TCHS                  (0x1 << 24)
 108
 109 /* NOR flash - not present */
 110 #define CONFIG_SYS_NO_FLASH                     1
 111
 112 /* NAND flash */
 113 #ifdef 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                   1
 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_PB6
 123 #define CONFIG_SYS_NAND_READY_PIN               AT91_PIN_PD17
 124 #endif
 125
 126 /* Ethernet - not present */
 127
 128 /* USB - not supported */
 129
 130 #define CONFIG_SYS_LOAD_ADDR                    0x22000000      /* load address */
 131
 132 #define CONFIG_SYS_MEMTEST_START                PHYS_SDRAM
 133 #define CONFIG_SYS_MEMTEST_END                  0x23e00000
 134
 135 #ifdef CONFIG_SYS_USE_DATAFLASH
 136
 137 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
 138 #define CONFIG_ENV_IS_IN_DATAFLASH      1
 139 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
 140 #define CONFIG_ENV_OFFSET               0x4200
 141 #define CONFIG_ENV_ADDR         (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
 142 #define CONFIG_ENV_SIZE         0x4200
 143 #define CONFIG_BOOTCOMMAND      "cp.b 0xC0042000 0x22000000 0x210000; bootm"
 144 #define CONFIG_BOOTARGS         "console=ttyS0,115200 " \
 145                                 "root=/dev/mtdblock0 " \
 146                                 "mtdparts=at91_nand:-(root) "\
 147                                 "rw rootfstype=jffs2"
 148
 149 #else /* CONFIG_SYS_USE_NANDFLASH */
 150
 151 /* bootstrap + u-boot + env + linux in nandflash */
 152 #define CONFIG_ENV_IS_IN_NAND   1
 153 #define CONFIG_ENV_OFFSET               0x60000
 154 #define CONFIG_ENV_OFFSET_REDUND        0x80000
 155 #define CONFIG_ENV_SIZE         0x20000         /* 1 sector = 128 kB */
 156 #define CONFIG_BOOTCOMMAND      "nand read 0x22000000 0xA0000 0x200000; bootm"
 157 #define CONFIG_BOOTARGS         "console=ttyS0,115200 " \
 158                                 "root=/dev/mtdblock5 " \
 159                                 "mtdparts=at91_nand:128k(bootstrap)ro,256k(uboot)ro,128k(env1)ro,128k(env2)ro,2M(linux),-(root) " \
 160                                 "rw rootfstype=jffs2"
 161
 162 #endif
 163
 164 #define CONFIG_BAUDRATE         115200
 165 #define CONFIG_SYS_BAUDRATE_TABLE       {115200 , 19200, 38400, 57600, 9600 }
 166
 167 #define CONFIG_SYS_PROMPT               "U-Boot> "
 168 #define CONFIG_SYS_CBSIZE               256
 169 #define CONFIG_SYS_MAXARGS              16
 170 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 171 #define CONFIG_SYS_LONGHELP             1
 172 #define CONFIG_CMDLINE_EDITING  1
 173
 174 #define ROUND(A, B)             (((A) + (B)) & ~((B) - 1))
 175 /*
 176  * Size of malloc() pool
 177  */
 178 #define CONFIG_SYS_MALLOC_LEN           ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
 179 #define CONFIG_SYS_GBL_DATA_SIZE        128     /* 128 bytes for initial data */
 180
 181 #define CONFIG_STACKSIZE        (32*1024)       /* regular stack */
 182
 183 #ifdef CONFIG_USE_IRQ
 184 #error CONFIG_USE_IRQ not supported
 185 #endif
 186
 187 #endif