include/configs/at91sam9260ek.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * (C) Copyright 2007-2008
   4  * Stelian Pop <stelian@popies.net>
   5  * Lead Tech Design <www.leadtechdesign.com>
   6  *
   7  * Configuation settings for the AT91SAM9260EK & AT91SAM9G20EK boards.
   8  */
   9
  10 #ifndef __CONFIG_H
  11 #define __CONFIG_H
  12
  13 /*
  14  * SoC must be defined first, before hardware.h is included.
  15  * In this case SoC is defined in boards.cfg.
  16  */
  17 #include <asm/hardware.h>
  18
  19 /*
  20  * Warning: changing CONFIG_SYS_TEXT_BASE requires
  21  * adapting the initial boot program.
  22  * Since the linker has to swallow that define, we must use a pure
  23  * hex number here!
  24  */
  25
  26 /* ARM asynchronous clock */
  27 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768           /* slow clock xtal */
  28 #define CONFIG_SYS_AT91_MAIN_CLOCK      18432000        /* main clock xtal */
  29
  30 /* Define actual evaluation board type from used processor type */
  31 #ifdef CONFIG_AT91SAM9G20
  32 # define CONFIG_AT91SAM9G20EK   /* It's an Atmel AT91SAM9G20 EK */
  33 #else
  34 # define CONFIG_AT91SAM9260EK   /* It's an Atmel AT91SAM9260 EK */
  35 #endif
  36
  37 /* Misc CPU related */
  38 #define CONFIG_ARCH_CPU_INIT
  39 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs */
  40 #define CONFIG_SETUP_MEMORY_TAGS
  41 #define CONFIG_INITRD_TAG
  42 #define CONFIG_SKIP_LOWLEVEL_INIT
  43
  44 /* general purpose I/O */
  45 #define CONFIG_ATMEL_LEGACY             /* required until (g)pio is fixed */
  46
  47 /*
  48  * BOOTP options
  49  */
  50 #define CONFIG_BOOTP_BOOTFILESIZE       1
  51
  52 /*
  53  * SDRAM: 1 bank, min 32, max 128 MB
  54  * Initialized before u-boot gets started.
  55  */
  56 #define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  57 #define CONFIG_SYS_SDRAM_SIZE           0x04000000
  58
  59 /*
  60  * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
  61  * leaving the correct space for initial global data structure above
  62  * that address while providing maximum stack area below.
  63  */
  64 #ifdef CONFIG_AT91SAM9XE
  65 # define CONFIG_SYS_INIT_SP_ADDR \
  66         (ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
  67 #else
  68 # define CONFIG_SYS_INIT_SP_ADDR \
  69         (ATMEL_BASE_SRAM1 + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
  70 #endif
  71
  72 /*
  73  * The (arm)linux board id set by generic code depending on configured board
  74  * (see boards.cfg for different boards)
  75  */
  76 #ifdef CONFIG_AT91SAM9G20
  77         /* the sam9g20 variants have two different board ids */
  78 # ifdef CONFIG_AT91SAM9G20EK_2MMC
  79         /* we may be setup for the 2MMC variant of at91sam9g20ek */
  80 #  define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK_2MMC
  81 # else
  82         /* or the normal at91sam9g20ek */
  83 #  define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK
  84 # endif
  85 #else
  86         /* otherwise default to good old at91sam9260ek */
  87 # define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9260EK
  88 #endif
  89
  90 /* NAND flash */
  91 #ifdef CONFIG_CMD_NAND
  92 #define CONFIG_SYS_MAX_NAND_DEVICE      1
  93 #define CONFIG_SYS_NAND_BASE            ATMEL_BASE_CS3
  94 #define CONFIG_SYS_NAND_DBW_8
  95 #define CONFIG_SYS_NAND_MASK_ALE        (1 << 21)
  96 #define CONFIG_SYS_NAND_MASK_CLE        (1 << 22)
  97 #define CONFIG_SYS_NAND_ENABLE_PIN      AT91_PIN_PC14
  98 #define CONFIG_SYS_NAND_READY_PIN       AT91_PIN_PC13
  99 #endif
 100
 101 /* USB */
 102 #define CONFIG_USB_ATMEL
 103 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
 104 #define CONFIG_USB_OHCI_NEW             1
 105 #define CONFIG_SYS_USB_OHCI_CPU_INIT            1
 106 #define CONFIG_SYS_USB_OHCI_REGS_BASE           0x00500000      /* AT91SAM9260_UHP_BASE */
 107 #define CONFIG_SYS_USB_OHCI_SLOT_NAME           "at91sam9260"
 108 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      2
 109
 110 #define CONFIG_SYS_LOAD_ADDR                    0x22000000      /* load address */
 111
 112 #define CONFIG_SYS_MEMTEST_START                CONFIG_SYS_SDRAM_BASE
 113 #define CONFIG_SYS_MEMTEST_END                  0x23e00000
 114
 115 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0
 116
 117 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
 118 #define CONFIG_ENV_OFFSET       0x4200
 119 #define CONFIG_ENV_SIZE         0x4200
 120 #define CONFIG_ENV_SECT_SIZE    0x210
 121 #define CONFIG_BOOTCOMMAND      "sf probe 0:0; " \
 122                                 "sf read 0x22000000 0x84000 0x294000; " \
 123                                 "bootm 0x22000000"
 124
 125 #elif CONFIG_SYS_USE_DATAFLASH_CS1
 126
 127 #define CONFIG_ENV_OFFSET       0x4200
 128 #define CONFIG_ENV_SIZE         0x4200
 129 #define CONFIG_ENV_SECT_SIZE    0x210
 130 #define CONFIG_BOOTCOMMAND      "sf probe 0:1; " \
 131                                 "sf read 0x22000000 0x84000 0x294000; " \
 132                                 "bootm 0x22000000"
 133
 134 #elif defined(CONFIG_SYS_USE_NANDFLASH)
 135
 136 /* bootstrap + u-boot + env + linux in nandflash */
 137 #define CONFIG_ENV_OFFSET               0x140000
 138 #define CONFIG_ENV_OFFSET_REDUND        0x100000
 139 #define CONFIG_ENV_SIZE         0x20000         /* 1 sector = 128 kB */
 140 #define CONFIG_BOOTCOMMAND      "nand read 0x22000000 0x200000 0x300000; bootm"
 141
 142 #else   /* CONFIG_SYS_USE_MMC */
 143 /* bootstrap + u-boot + env + linux in mmc */
 144 /* For FAT system, most cases it should be in the reserved sector */
 145 #define CONFIG_ENV_OFFSET               0x2000
 146 #define CONFIG_ENV_SIZE                 0x1000
 147 #define CONFIG_SYS_MMC_ENV_DEV          0
 148
 149 #define CONFIG_BOOTCOMMAND                                              \
 150         "fatload mmc 0:1 0x22000000 uImage; bootm"
 151 #endif
 152
 153 /*
 154  * Size of malloc() pool
 155  */
 156 #define CONFIG_SYS_MALLOC_LEN           ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
 157
 158 #endif