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 #define CONFIG_SYS_TEXT_BASE            0x21f00000
  27
  28 /* ARM asynchronous clock */
  29 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768           /* slow clock xtal */
  30 #define CONFIG_SYS_AT91_MAIN_CLOCK      18432000        /* main clock xtal */
  31
  32 /* Define actual evaluation board type from used processor type */
  33 #ifdef CONFIG_AT91SAM9G20
  34 # define CONFIG_AT91SAM9G20EK   /* It's an Atmel AT91SAM9G20 EK */
  35 #else
  36 # define CONFIG_AT91SAM9260EK   /* It's an Atmel AT91SAM9260 EK */
  37 #endif
  38
  39 /* Misc CPU related */
  40 #define CONFIG_ARCH_CPU_INIT
  41 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs */
  42 #define CONFIG_SETUP_MEMORY_TAGS
  43 #define CONFIG_INITRD_TAG
  44 #define CONFIG_SKIP_LOWLEVEL_INIT
  45
  46 /* general purpose I/O */
  47 #define CONFIG_ATMEL_LEGACY             /* required until (g)pio is fixed */
  48
  49 /*
  50  * BOOTP options
  51  */
  52 #define CONFIG_BOOTP_BOOTFILESIZE       1
  53 #define CONFIG_BOOTP_BOOTPATH           1
  54 #define CONFIG_BOOTP_GATEWAY            1
  55 #define CONFIG_BOOTP_HOSTNAME           1
  56
  57 /*
  58  * SDRAM: 1 bank, min 32, max 128 MB
  59  * Initialized before u-boot gets started.
  60  */
  61 #define CONFIG_NR_DRAM_BANKS            1
  62 #define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  63 #define CONFIG_SYS_SDRAM_SIZE           0x04000000
  64
  65 /*
  66  * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
  67  * leaving the correct space for initial global data structure above
  68  * that address while providing maximum stack area below.
  69  */
  70 #ifdef CONFIG_AT91SAM9XE
  71 # define CONFIG_SYS_INIT_SP_ADDR \
  72         (ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
  73 #else
  74 # define CONFIG_SYS_INIT_SP_ADDR \
  75         (ATMEL_BASE_SRAM1 + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
  76 #endif
  77
  78 /*
  79  * The (arm)linux board id set by generic code depending on configured board
  80  * (see boards.cfg for different boards)
  81  */
  82 #ifdef CONFIG_AT91SAM9G20
  83         /* the sam9g20 variants have two different board ids */
  84 # ifdef CONFIG_AT91SAM9G20EK_2MMC
  85         /* we may be setup for the 2MMC variant of at91sam9g20ek */
  86 #  define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK_2MMC
  87 # else
  88         /* or the normal at91sam9g20ek */
  89 #  define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK
  90 # endif
  91 #else
  92         /* otherwise default to good old at91sam9260ek */
  93 # define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9260EK
  94 #endif
  95
  96 /* NAND flash */
  97 #ifdef CONFIG_CMD_NAND
  98 #define CONFIG_NAND_ATMEL
  99 #define CONFIG_SYS_MAX_NAND_DEVICE      1
 100 #define CONFIG_SYS_NAND_BASE            ATMEL_BASE_CS3
 101 #define CONFIG_SYS_NAND_DBW_8
 102 #define CONFIG_SYS_NAND_MASK_ALE        (1 << 21)
 103 #define CONFIG_SYS_NAND_MASK_CLE        (1 << 22)
 104 #define CONFIG_SYS_NAND_ENABLE_PIN      AT91_PIN_PC14
 105 #define CONFIG_SYS_NAND_READY_PIN       AT91_PIN_PC13
 106 #endif
 107
 108 /* USB */
 109 #define CONFIG_USB_ATMEL
 110 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
 111 #define CONFIG_USB_OHCI_NEW             1
 112 #define CONFIG_SYS_USB_OHCI_CPU_INIT            1
 113 #define CONFIG_SYS_USB_OHCI_REGS_BASE           0x00500000      /* AT91SAM9260_UHP_BASE */
 114 #define CONFIG_SYS_USB_OHCI_SLOT_NAME           "at91sam9260"
 115 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      2
 116
 117 #define CONFIG_SYS_LOAD_ADDR                    0x22000000      /* load address */
 118
 119 #define CONFIG_SYS_MEMTEST_START                CONFIG_SYS_SDRAM_BASE
 120 #define CONFIG_SYS_MEMTEST_END                  0x23e00000
 121
 122 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0
 123
 124 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
 125 #define CONFIG_ENV_OFFSET       0x4200
 126 #define CONFIG_ENV_SIZE         0x4200
 127 #define CONFIG_ENV_SECT_SIZE    0x210
 128 #define CONFIG_ENV_SPI_MAX_HZ   15000000
 129 #define CONFIG_BOOTCOMMAND      "sf probe 0:0; " \
 130                                 "sf read 0x22000000 0x84000 0x294000; " \
 131                                 "bootm 0x22000000"
 132 #define CONFIG_BOOTARGS         "console=ttyS0,115200 "                 \
 133                                 "root=/dev/mtdblock0 "                  \
 134                                 "mtdparts=atmel_nand:-(root) "          \
 135                                 "rw rootfstype=jffs2"
 136
 137 #elif CONFIG_SYS_USE_DATAFLASH_CS1
 138
 139 #define CONFIG_ENV_OFFSET       0x4200
 140 #define CONFIG_ENV_SIZE         0x4200
 141 #define CONFIG_ENV_SECT_SIZE    0x210
 142 #define CONFIG_ENV_SPI_MAX_HZ   15000000
 143 #define CONFIG_BOOTCOMMAND      "sf probe 0:1; " \
 144                                 "sf read 0x22000000 0x84000 0x294000; " \
 145                                 "bootm 0x22000000"
 146 #define CONFIG_BOOTARGS         "console=ttyS0,115200 "                 \
 147                                 "root=/dev/mtdblock0 "                  \
 148                                 "mtdparts=atmel_nand:-(root) "          \
 149                                 "rw rootfstype=jffs2"
 150
 151 #elif defined(CONFIG_SYS_USE_NANDFLASH)
 152
 153 /* bootstrap + u-boot + env + linux in nandflash */
 154 #define CONFIG_ENV_OFFSET               0x120000
 155 #define CONFIG_ENV_OFFSET_REDUND        0x100000
 156 #define CONFIG_ENV_SIZE         0x20000         /* 1 sector = 128 kB */
 157 #define CONFIG_BOOTCOMMAND      "nand read 0x22000000 0x200000 0x300000; bootm"
 158 #define CONFIG_BOOTARGS                                                 \
 159         "console=ttyS0,115200 earlyprintk "                             \
 160         "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
 161         "256k(env),256k(env_redundant),256k(spare),"                    \
 162         "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
 163         "root=/dev/mtdblock7 rw rootfstype=jffs2"
 164
 165 #else   /* CONFIG_SYS_USE_MMC */
 166 /* bootstrap + u-boot + env + linux in mmc */
 167 /* For FAT system, most cases it should be in the reserved sector */
 168 #define CONFIG_ENV_OFFSET               0x2000
 169 #define CONFIG_ENV_SIZE                 0x1000
 170 #define CONFIG_SYS_MMC_ENV_DEV          0
 171
 172 #define CONFIG_BOOTCOMMAND                                              \
 173         "fatload mmc 0:1 0x22000000 uImage; bootm"
 174 #define CONFIG_BOOTARGS                                                 \
 175         "console=ttyS0,115200 earlyprintk "                             \
 176         "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
 177         "256k(env),256k(env_redundant),256k(spare),"                    \
 178         "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
 179         "root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait"
 180 #endif
 181
 182 #define CONFIG_SYS_CBSIZE               256
 183 #define CONFIG_SYS_MAXARGS              16
 184 #define CONFIG_SYS_LONGHELP             1
 185 #define CONFIG_CMDLINE_EDITING  1
 186 #define CONFIG_AUTO_COMPLETE
 187
 188 /*
 189  * Size of malloc() pool
 190  */
 191 #define CONFIG_SYS_MALLOC_LEN           ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
 192
 193 #endif