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  * Command line configuration.
  59  */
  60 #define CONFIG_CMD_NAND         1
  61
  62 /*
  63  * SDRAM: 1 bank, min 32, max 128 MB
  64  * Initialized before u-boot gets started.
  65  */
  66 #define CONFIG_NR_DRAM_BANKS            1
  67 #define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  68 #define CONFIG_SYS_SDRAM_SIZE           0x04000000
  69
  70 /*
  71  * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
  72  * leaving the correct space for initial global data structure above
  73  * that address while providing maximum stack area below.
  74  */
  75 #ifdef CONFIG_AT91SAM9XE
  76 # define CONFIG_SYS_INIT_SP_ADDR \
  77         (ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
  78 #else
  79 # define CONFIG_SYS_INIT_SP_ADDR \
  80         (ATMEL_BASE_SRAM1 + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
  81 #endif
  82
  83 /*
  84  * The (arm)linux board id set by generic code depending on configured board
  85  * (see boards.cfg for different boards)
  86  */
  87 #ifdef CONFIG_AT91SAM9G20
  88         /* the sam9g20 variants have two different board ids */
  89 # ifdef CONFIG_AT91SAM9G20EK_2MMC
  90         /* we may be setup for the 2MMC variant of at91sam9g20ek */
  91 #  define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK_2MMC
  92 # else
  93         /* or the normal at91sam9g20ek */
  94 #  define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK
  95 # endif
  96 #else
  97         /* otherwise default to good old at91sam9260ek */
  98 # define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9260EK
  99 #endif
 100
 101 #ifndef CONFIG_AT91SAM9G20EK_2MMC
 102 /* DataFlash */
 103 #define CONFIG_ATMEL_DATAFLASH_SPI
 104 #define CONFIG_HAS_DATAFLASH            1
 105 #define CONFIG_SYS_MAX_DATAFLASH_BANKS          2
 106 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0     0xC0000000      /* CS0 */
 107 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1     0xD0000000      /* CS1 */
 108 #define AT91_SPI_CLK                    15000000
 109 #else
 110 /* Enable MMC. The MCCK is conflicted with DataFlash */
 111 #endif
 112
 113 #ifdef CONFIG_AT91SAM9G20EK
 114 #define DATAFLASH_TCSS                  (0x22 << 16)
 115 #else
 116 #define DATAFLASH_TCSS                  (0x1a << 16)
 117 #endif
 118 #define DATAFLASH_TCHS                  (0x1 << 24)
 119
 120 /* NAND flash */
 121 #ifdef CONFIG_CMD_NAND
 122 #define CONFIG_NAND_ATMEL
 123 #define CONFIG_SYS_MAX_NAND_DEVICE      1
 124 #define CONFIG_SYS_NAND_BASE            ATMEL_BASE_CS3
 125 #define CONFIG_SYS_NAND_DBW_8
 126 #define CONFIG_SYS_NAND_MASK_ALE        (1 << 21)
 127 #define CONFIG_SYS_NAND_MASK_CLE        (1 << 22)
 128 #define CONFIG_SYS_NAND_ENABLE_PIN      AT91_PIN_PC14
 129 #define CONFIG_SYS_NAND_READY_PIN       AT91_PIN_PC13
 130 #endif
 131
 132 /* USB */
 133 #define CONFIG_USB_ATMEL
 134 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
 135 #define CONFIG_USB_OHCI_NEW             1
 136 #define CONFIG_SYS_USB_OHCI_CPU_INIT            1
 137 #define CONFIG_SYS_USB_OHCI_REGS_BASE           0x00500000      /* AT91SAM9260_UHP_BASE */
 138 #define CONFIG_SYS_USB_OHCI_SLOT_NAME           "at91sam9260"
 139 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      2
 140
 141 #define CONFIG_SYS_LOAD_ADDR                    0x22000000      /* load address */
 142
 143 #define CONFIG_SYS_MEMTEST_START                CONFIG_SYS_SDRAM_BASE
 144 #define CONFIG_SYS_MEMTEST_END                  0x23e00000
 145
 146 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0
 147
 148 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
 149 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
 150 #define CONFIG_ENV_OFFSET               0x4200
 151 #define CONFIG_ENV_ADDR         (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
 152 #define CONFIG_ENV_SIZE         0x4200
 153 #define CONFIG_BOOTCOMMAND      "cp.b 0xC0084000 0x22000000 0x210000; bootm"
 154 #define CONFIG_BOOTARGS         "console=ttyS0,115200 "                 \
 155                                 "root=/dev/mtdblock0 "                  \
 156                                 "mtdparts=atmel_nand:-(root) "          \
 157                                 "rw rootfstype=jffs2"
 158
 159 #elif CONFIG_SYS_USE_DATAFLASH_CS1
 160
 161 /* bootstrap + u-boot + env + linux in dataflash on CS1 */
 162 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + 0x8400)
 163 #define CONFIG_ENV_OFFSET               0x4200
 164 #define CONFIG_ENV_ADDR         (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + CONFIG_ENV_OFFSET)
 165 #define CONFIG_ENV_SIZE         0x4200
 166 #define CONFIG_BOOTCOMMAND      "cp.b 0xD0084000 0x22000000 0x210000; bootm"
 167 #define CONFIG_BOOTARGS         "console=ttyS0,115200 "                 \
 168                                 "root=/dev/mtdblock0 "                  \
 169                                 "mtdparts=atmel_nand:-(root) "          \
 170                                 "rw rootfstype=jffs2"
 171
 172 #elif defined(CONFIG_SYS_USE_NANDFLASH)
 173
 174 /* bootstrap + u-boot + env + linux in nandflash */
 175 #define CONFIG_ENV_OFFSET               0x120000
 176 #define CONFIG_ENV_OFFSET_REDUND        0x100000
 177 #define CONFIG_ENV_SIZE         0x20000         /* 1 sector = 128 kB */
 178 #define CONFIG_BOOTCOMMAND      "nand read 0x22000000 0x200000 0x300000; bootm"
 179 #define CONFIG_BOOTARGS                                                 \
 180         "console=ttyS0,115200 earlyprintk "                             \
 181         "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
 182         "256k(env),256k(env_redundant),256k(spare),"                    \
 183         "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
 184         "root=/dev/mtdblock7 rw rootfstype=jffs2"
 185
 186 #else   /* CONFIG_SYS_USE_MMC */
 187 /* bootstrap + u-boot + env + linux in mmc */
 188 /* For FAT system, most cases it should be in the reserved sector */
 189 #define CONFIG_ENV_OFFSET               0x2000
 190 #define CONFIG_ENV_SIZE                 0x1000
 191 #define CONFIG_SYS_MMC_ENV_DEV          0
 192
 193 #define CONFIG_BOOTCOMMAND                                              \
 194         "fatload mmc 0:1 0x22000000 uImage; bootm"
 195 #define CONFIG_BOOTARGS                                                 \
 196         "console=ttyS0,115200 earlyprintk "                             \
 197         "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
 198         "256k(env),256k(env_redundant),256k(spare),"                    \
 199         "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
 200         "root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait"
 201 #endif
 202
 203 #define CONFIG_SYS_CBSIZE               256
 204 #define CONFIG_SYS_MAXARGS              16
 205 #define CONFIG_SYS_LONGHELP             1
 206 #define CONFIG_CMDLINE_EDITING  1
 207 #define CONFIG_AUTO_COMPLETE
 208
 209 /*
 210  * Size of malloc() pool
 211  */
 212 #define CONFIG_SYS_MALLOC_LEN           ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
 213
 214 #endif