LXR uboot/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#define CONFIG_BOARD_EARLY_INIT_F
  46#define CONFIG_DISPLAY_CPUINFO
  47
  48/* general purpose I/O */
  49#define CONFIG_ATMEL_LEGACY             /* required until (g)pio is fixed */
  50#define CONFIG_AT91_GPIO
  51#define CONFIG_AT91_GPIO_PULLUP 1       /* keep pullups on peripheral pins */
  52
  53/* serial console */
  54#define CONFIG_ATMEL_USART
  55#define CONFIG_USART_BASE               ATMEL_BASE_DBGU
  56#define CONFIG_USART_ID                 ATMEL_ID_SYS
  57#define CONFIG_BAUDRATE                 115200
  58
  59/* LED */
  60#define CONFIG_AT91_LED
  61#define CONFIG_RED_LED          AT91_PIN_PA9    /* this is the power led */
  62#define CONFIG_GREEN_LED        AT91_PIN_PA6    /* this is the user led */
  63
  64
  65/*
  66 * BOOTP options
  67 */
  68#define CONFIG_BOOTP_BOOTFILESIZE       1
  69#define CONFIG_BOOTP_BOOTPATH           1
  70#define CONFIG_BOOTP_GATEWAY            1
  71#define CONFIG_BOOTP_HOSTNAME           1
  72
  73/*
  74 * Command line configuration.
  75 */
  76#define CONFIG_CMD_NAND         1
  77
  78/*
  79 * SDRAM: 1 bank, min 32, max 128 MB
  80 * Initialized before u-boot gets started.
  81 */
  82#define CONFIG_NR_DRAM_BANKS            1
  83#define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  84#define CONFIG_SYS_SDRAM_SIZE           0x04000000
  85
  86/*
  87 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
  88 * leaving the correct space for initial global data structure above
  89 * that address while providing maximum stack area below.
  90 */
  91#ifdef CONFIG_AT91SAM9XE
  92# define CONFIG_SYS_INIT_SP_ADDR \
  93        (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
  94#else
  95# define CONFIG_SYS_INIT_SP_ADDR \
  96        (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
  97#endif
  98
  99/*
 100 * The (arm)linux board id set by generic code depending on configured board
 101 * (see boards.cfg for different boards)
 102 */
 103#ifdef CONFIG_AT91SAM9G20
 104        /* the sam9g20 variants have two different board ids */
 105# ifdef CONFIG_AT91SAM9G20EK_2MMC
 106        /* we may be setup for the 2MMC variant of at91sam9g20ek */
 107#  define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK_2MMC
 108# else
 109        /* or the normal at91sam9g20ek */
 110#  define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK
 111# endif
 112#else
 113        /* otherwise default to good old at91sam9260ek */
 114# define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9260EK
 115#endif
 116
 117#ifndef CONFIG_AT91SAM9G20EK_2MMC
 118/* DataFlash */
 119#define CONFIG_ATMEL_DATAFLASH_SPI
 120#define CONFIG_HAS_DATAFLASH            1
 121#define CONFIG_SYS_MAX_DATAFLASH_BANKS          2
 122#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0     0xC0000000      /* CS0 */
 123#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1     0xD0000000      /* CS1 */
 124#define AT91_SPI_CLK                    15000000
 125#else
 126/* Enable MMC. The MCCK is conflicted with DataFlash */
 127#endif
 128
 129#ifdef CONFIG_AT91SAM9G20EK
 130#define DATAFLASH_TCSS                  (0x22 << 16)
 131#else
 132#define DATAFLASH_TCSS                  (0x1a << 16)
 133#endif
 134#define DATAFLASH_TCHS                  (0x1 << 24)
 135
 136/* NAND flash */
 137#ifdef CONFIG_CMD_NAND
 138#define CONFIG_NAND_ATMEL
 139#define CONFIG_SYS_MAX_NAND_DEVICE      1
 140#define CONFIG_SYS_NAND_BASE            ATMEL_BASE_CS3
 141#define CONFIG_SYS_NAND_DBW_8
 142#define CONFIG_SYS_NAND_MASK_ALE        (1 << 21)
 143#define CONFIG_SYS_NAND_MASK_CLE        (1 << 22)
 144#define CONFIG_SYS_NAND_ENABLE_PIN      AT91_PIN_PC14
 145#define CONFIG_SYS_NAND_READY_PIN       AT91_PIN_PC13
 146#endif
 147
 148/* MMC */
 149#ifdef CONFIG_CMD_MMC
 150#define CONFIG_MMC
 151#define CONFIG_GENERIC_MMC
 152#define CONFIG_GENERIC_ATMEL_MCI
 153#endif
 154
 155/* FAT */
 156#ifdef CONFIG_CMD_FAT
 157#define CONFIG_DOS_PARTITION
 158#endif
 159
 160/* NOR flash - no real flash on this board */
 161#define CONFIG_SYS_NO_FLASH                     1
 162
 163/* Ethernet */
 164#define CONFIG_MACB                     1
 165#define CONFIG_RMII                     1
 166#define CONFIG_NET_RETRY_COUNT          20
 167#define CONFIG_RESET_PHY_R              1
 168#define CONFIG_AT91_WANTS_COMMON_PHY
 169
 170/* USB */
 171#define CONFIG_USB_ATMEL
 172#define CONFIG_USB_ATMEL_CLK_SEL_PLLB
 173#define CONFIG_USB_OHCI_NEW             1
 174#define CONFIG_SYS_USB_OHCI_CPU_INIT            1
 175#define CONFIG_SYS_USB_OHCI_REGS_BASE           0x00500000      /* AT91SAM9260_UHP_BASE */
 176#define CONFIG_SYS_USB_OHCI_SLOT_NAME           "at91sam9260"
 177#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      2
 178
 179#define CONFIG_SYS_LOAD_ADDR                    0x22000000      /* load address */
 180
 181#define CONFIG_SYS_MEMTEST_START                CONFIG_SYS_SDRAM_BASE
 182#define CONFIG_SYS_MEMTEST_END                  0x23e00000
 183
 184#ifdef CONFIG_SYS_USE_DATAFLASH_CS0
 185
 186/* bootstrap + u-boot + env + linux in dataflash on CS0 */
 187#define CONFIG_ENV_IS_IN_DATAFLASH      1
 188#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
 189#define CONFIG_ENV_OFFSET               0x4200
 190#define CONFIG_ENV_ADDR         (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
 191#define CONFIG_ENV_SIZE         0x4200
 192#define CONFIG_BOOTCOMMAND      "cp.b 0xC0084000 0x22000000 0x210000; bootm"
 193#define CONFIG_BOOTARGS         "console=ttyS0,115200 "                 \
 194                                "root=/dev/mtdblock0 "                  \
 195                                "mtdparts=atmel_nand:-(root) "          \
 196                                "rw rootfstype=jffs2"
 197
 198#elif CONFIG_SYS_USE_DATAFLASH_CS1
 199
 200/* bootstrap + u-boot + env + linux in dataflash on CS1 */
 201#define CONFIG_ENV_IS_IN_DATAFLASH      1
 202#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + 0x8400)
 203#define CONFIG_ENV_OFFSET               0x4200
 204#define CONFIG_ENV_ADDR         (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + CONFIG_ENV_OFFSET)
 205#define CONFIG_ENV_SIZE         0x4200
 206#define CONFIG_BOOTCOMMAND      "cp.b 0xD0084000 0x22000000 0x210000; bootm"
 207#define CONFIG_BOOTARGS         "console=ttyS0,115200 "                 \
 208                                "root=/dev/mtdblock0 "                  \
 209                                "mtdparts=atmel_nand:-(root) "          \
 210                                "rw rootfstype=jffs2"
 211
 212#elif defined(CONFIG_SYS_USE_NANDFLASH)
 213
 214/* bootstrap + u-boot + env + linux in nandflash */
 215#define CONFIG_ENV_IS_IN_NAND   1
 216#define CONFIG_ENV_OFFSET               0xc0000
 217#define CONFIG_ENV_OFFSET_REDUND        0x100000
 218#define CONFIG_ENV_SIZE         0x20000         /* 1 sector = 128 kB */
 219#define CONFIG_BOOTCOMMAND      "nand read 0x22000000 0x200000 0x300000; bootm"
 220#define CONFIG_BOOTARGS                                                 \
 221        "console=ttyS0,115200 earlyprintk "                             \
 222        "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
 223        "256k(env),256k(env_redundant),256k(spare),"                    \
 224        "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
 225        "root=/dev/mtdblock7 rw rootfstype=jffs2"
 226
 227#else   /* CONFIG_SYS_USE_MMC */
 228/* bootstrap + u-boot + env + linux in mmc */
 229#define CONFIG_ENV_IS_IN_MMC
 230/* For FAT system, most cases it should be in the reserved sector */
 231#define CONFIG_ENV_OFFSET               0x2000
 232#define CONFIG_ENV_SIZE                 0x1000
 233#define CONFIG_SYS_MMC_ENV_DEV          0
 234
 235#define CONFIG_BOOTCOMMAND                                              \
 236        "fatload mmc 0:1 0x22000000 uImage; bootm"
 237#define CONFIG_BOOTARGS                                                 \
 238        "console=ttyS0,115200 earlyprintk "                             \
 239        "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
 240        "256k(env),256k(env_redundant),256k(spare),"                    \
 241        "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
 242        "root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait"
 243#endif
 244
 245#define CONFIG_SYS_CBSIZE               256
 246#define CONFIG_SYS_MAXARGS              16
 247#define CONFIG_SYS_LONGHELP             1
 248#define CONFIG_CMDLINE_EDITING  1
 249#define CONFIG_AUTO_COMPLETE
 250
 251/*
 252 * Size of malloc() pool
 253 */
 254#define CONFIG_SYS_MALLOC_LEN           ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
 255
 256#endif
 257