include/configs/at91sam9260ek.h

   1 /*
   2  * (C) Copyright 2007-2008
   3  * Stelian Pop <stelian@popies.net>
   4  * Lead Tech Design <www.leadtechdesign.com>
   5  *
   6  * Configuation settings for the AT91SAM9260EK & AT91SAM9G20EK boards.
   7  *
   8  * SPDX-License-Identifier:     GPL-2.0+
   9  */
  10
  11 #ifndef __CONFIG_H
  12 #define __CONFIG_H
  13
  14 /*
  15  * SoC must be defined first, before hardware.h is included.
  16  * In this case SoC is defined in boards.cfg.
  17  */
  18 #include <asm/hardware.h>
  19
  20 /*
  21  * Warning: changing CONFIG_SYS_TEXT_BASE requires
  22  * adapting the initial boot program.
  23  * Since the linker has to swallow that define, we must use a pure
  24  * hex number here!
  25  */
  26
  27 /* ARM asynchronous clock */
  28 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768           /* slow clock xtal */
  29 #define CONFIG_SYS_AT91_MAIN_CLOCK      18432000        /* main clock xtal */
  30
  31 /* Define actual evaluation board type from used processor type */
  32 #ifdef CONFIG_AT91SAM9G20
  33 # define CONFIG_AT91SAM9G20EK   /* It's an Atmel AT91SAM9G20 EK */
  34 #else
  35 # define CONFIG_AT91SAM9260EK   /* It's an Atmel AT91SAM9260 EK */
  36 #endif
  37
  38 /* Misc CPU related */
  39 #define CONFIG_ARCH_CPU_INIT
  40 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs */
  41 #define CONFIG_SETUP_MEMORY_TAGS
  42 #define CONFIG_INITRD_TAG
  43 #define CONFIG_SKIP_LOWLEVEL_INIT
  44
  45 /* general purpose I/O */
  46 #define CONFIG_ATMEL_LEGACY             /* required until (g)pio is fixed */
  47
  48 /*
  49  * BOOTP options
  50  */
  51 #define CONFIG_BOOTP_BOOTFILESIZE       1
  52
  53 /*
  54  * SDRAM: 1 bank, min 32, max 128 MB
  55  * Initialized before u-boot gets started.
  56  */
  57 #define CONFIG_NR_DRAM_BANKS            1
  58 #define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  59 #define CONFIG_SYS_SDRAM_SIZE           0x04000000
  60
  61 /*
  62  * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
  63  * leaving the correct space for initial global data structure above
  64  * that address while providing maximum stack area below.
  65  */
  66 #ifdef CONFIG_AT91SAM9XE
  67 # define CONFIG_SYS_INIT_SP_ADDR \
  68         (ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
  69 #else
  70 # define CONFIG_SYS_INIT_SP_ADDR \
  71         (ATMEL_BASE_SRAM1 + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
  72 #endif
  73
  74 /*
  75  * The (arm)linux board id set by generic code depending on configured board
  76  * (see boards.cfg for different boards)
  77  */
  78 #ifdef CONFIG_AT91SAM9G20
  79         /* the sam9g20 variants have two different board ids */
  80 # ifdef CONFIG_AT91SAM9G20EK_2MMC
  81         /* we may be setup for the 2MMC variant of at91sam9g20ek */
  82 #  define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK_2MMC
  83 # else
  84         /* or the normal at91sam9g20ek */
  85 #  define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK
  86 # endif
  87 #else
  88         /* otherwise default to good old at91sam9260ek */
  89 # define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9260EK
  90 #endif
  91
  92 /* NAND flash */
  93 #ifdef CONFIG_CMD_NAND
  94 #define CONFIG_NAND_ATMEL
  95 #define CONFIG_SYS_MAX_NAND_DEVICE      1
  96 #define CONFIG_SYS_NAND_BASE            ATMEL_BASE_CS3
  97 #define CONFIG_SYS_NAND_DBW_8
  98 #define CONFIG_SYS_NAND_MASK_ALE        (1 << 21)
  99 #define CONFIG_SYS_NAND_MASK_CLE        (1 << 22)
 100 #define CONFIG_SYS_NAND_ENABLE_PIN      AT91_PIN_PC14
 101 #define CONFIG_SYS_NAND_READY_PIN       AT91_PIN_PC13
 102 #endif
 103
 104 /* USB */
 105 #define CONFIG_USB_ATMEL
 106 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
 107 #define CONFIG_USB_OHCI_NEW             1
 108 #define CONFIG_SYS_USB_OHCI_CPU_INIT            1
 109 #define CONFIG_SYS_USB_OHCI_REGS_BASE           0x00500000      /* AT91SAM9260_UHP_BASE */
 110 #define CONFIG_SYS_USB_OHCI_SLOT_NAME           "at91sam9260"
 111 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      2
 112
 113 #define CONFIG_SYS_LOAD_ADDR                    0x22000000      /* load address */
 114
 115 #define CONFIG_SYS_MEMTEST_START                CONFIG_SYS_SDRAM_BASE
 116 #define CONFIG_SYS_MEMTEST_END                  0x23e00000
 117
 118 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0
 119
 120 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
 121 #define CONFIG_ENV_OFFSET       0x4200
 122 #define CONFIG_ENV_SIZE         0x4200
 123 #define CONFIG_ENV_SECT_SIZE    0x210
 124 #define CONFIG_ENV_SPI_MAX_HZ   15000000
 125 #define CONFIG_BOOTCOMMAND      "sf probe 0:0; " \
 126                                 "sf read 0x22000000 0x84000 0x294000; " \
 127                                 "bootm 0x22000000"
 128
 129 #elif CONFIG_SYS_USE_DATAFLASH_CS1
 130
 131 #define CONFIG_ENV_OFFSET       0x4200
 132 #define CONFIG_ENV_SIZE         0x4200
 133 #define CONFIG_ENV_SECT_SIZE    0x210
 134 #define CONFIG_ENV_SPI_MAX_HZ   15000000
 135 #define CONFIG_BOOTCOMMAND      "sf probe 0:1; " \
 136                                 "sf read 0x22000000 0x84000 0x294000; " \
 137                                 "bootm 0x22000000"
 138
 139 #elif defined(CONFIG_SYS_USE_NANDFLASH)
 140
 141 /* bootstrap + u-boot + env + linux in nandflash */
 142 #define CONFIG_ENV_OFFSET               0x120000
 143 #define CONFIG_ENV_OFFSET_REDUND        0x100000
 144 #define CONFIG_ENV_SIZE         0x20000         /* 1 sector = 128 kB */
 145 #define CONFIG_BOOTCOMMAND      "nand read 0x22000000 0x200000 0x300000; bootm"
 146
 147 #else   /* CONFIG_SYS_USE_MMC */
 148 /* bootstrap + u-boot + env + linux in mmc */
 149 /* For FAT system, most cases it should be in the reserved sector */
 150 #define CONFIG_ENV_OFFSET               0x2000
 151 #define CONFIG_ENV_SIZE                 0x1000
 152 #define CONFIG_SYS_MMC_ENV_DEV          0
 153
 154 #define CONFIG_BOOTCOMMAND                                              \
 155         "fatload mmc 0:1 0x22000000 uImage; bootm"
 156 #endif
 157
 158 /*
 159  * Size of malloc() pool
 160  */
 161 #define CONFIG_SYS_MALLOC_LEN           ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
 162
 163 #endif