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
  46/* general purpose I/O */
  47#define CONFIG_ATMEL_LEGACY             /* required until (g)pio is fixed */
  48#define CONFIG_AT91_GPIO
  49#define CONFIG_AT91_GPIO_PULLUP 1       /* keep pullups on peripheral pins */
  50
  51/* serial console */
  52#define CONFIG_ATMEL_USART
  53#define CONFIG_USART_BASE               ATMEL_BASE_DBGU
  54#define CONFIG_USART_ID                 ATMEL_ID_SYS
  55
  56/* LED */
  57#define CONFIG_AT91_LED
  58#define CONFIG_RED_LED          AT91_PIN_PA9    /* this is the power led */
  59#define CONFIG_GREEN_LED        AT91_PIN_PA6    /* this is the user led */
  60
  61
  62/*
  63 * BOOTP options
  64 */
  65#define CONFIG_BOOTP_BOOTFILESIZE       1
  66#define CONFIG_BOOTP_BOOTPATH           1
  67#define CONFIG_BOOTP_GATEWAY            1
  68#define CONFIG_BOOTP_HOSTNAME           1
  69
  70/*
  71 * Command line configuration.
  72 */
  73#define CONFIG_CMD_NAND         1
  74
  75/*
  76 * SDRAM: 1 bank, min 32, max 128 MB
  77 * Initialized before u-boot gets started.
  78 */
  79#define CONFIG_NR_DRAM_BANKS            1
  80#define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  81#define CONFIG_SYS_SDRAM_SIZE           0x04000000
  82
  83/*
  84 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
  85 * leaving the correct space for initial global data structure above
  86 * that address while providing maximum stack area below.
  87 */
  88#ifdef CONFIG_AT91SAM9XE
  89# define CONFIG_SYS_INIT_SP_ADDR \
  90        (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
  91#else
  92# define CONFIG_SYS_INIT_SP_ADDR \
  93        (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
  94#endif
  95
  96/*
  97 * The (arm)linux board id set by generic code depending on configured board
  98 * (see boards.cfg for different boards)
  99 */
 100#ifdef CONFIG_AT91SAM9G20
 101        /* the sam9g20 variants have two different board ids */
 102# ifdef CONFIG_AT91SAM9G20EK_2MMC
 103        /* we may be setup for the 2MMC variant of at91sam9g20ek */
 104#  define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK_2MMC
 105# else
 106        /* or the normal at91sam9g20ek */
 107#  define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK
 108# endif
 109#else
 110        /* otherwise default to good old at91sam9260ek */
 111# define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9260EK
 112#endif
 113
 114#ifndef CONFIG_AT91SAM9G20EK_2MMC
 115/* DataFlash */
 116#define CONFIG_ATMEL_DATAFLASH_SPI
 117#define CONFIG_HAS_DATAFLASH            1
 118#define CONFIG_SYS_MAX_DATAFLASH_BANKS          2
 119#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0     0xC0000000      /* CS0 */
 120#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1     0xD0000000      /* CS1 */
 121#define AT91_SPI_CLK                    15000000
 122#else
 123/* Enable MMC. The MCCK is conflicted with DataFlash */
 124#endif
 125
 126#ifdef CONFIG_AT91SAM9G20EK
 127#define DATAFLASH_TCSS                  (0x22 << 16)
 128#else
 129#define DATAFLASH_TCSS                  (0x1a << 16)
 130#endif
 131#define DATAFLASH_TCHS                  (0x1 << 24)
 132
 133/* NAND flash */
 134#ifdef CONFIG_CMD_NAND
 135#define CONFIG_NAND_ATMEL
 136#define CONFIG_SYS_MAX_NAND_DEVICE      1
 137#define CONFIG_SYS_NAND_BASE            ATMEL_BASE_CS3
 138#define CONFIG_SYS_NAND_DBW_8
 139#define CONFIG_SYS_NAND_MASK_ALE        (1 << 21)
 140#define CONFIG_SYS_NAND_MASK_CLE        (1 << 22)
 141#define CONFIG_SYS_NAND_ENABLE_PIN      AT91_PIN_PC14
 142#define CONFIG_SYS_NAND_READY_PIN       AT91_PIN_PC13
 143#endif
 144
 145/* MMC */
 146#ifdef CONFIG_CMD_MMC
 147#define CONFIG_GENERIC_ATMEL_MCI
 148#endif
 149
 150/* Ethernet */
 151#define CONFIG_MACB                     1
 152#define CONFIG_RMII                     1
 153#define CONFIG_NET_RETRY_COUNT          20
 154#define CONFIG_RESET_PHY_R              1
 155#define CONFIG_AT91_WANTS_COMMON_PHY
 156
 157/* USB */
 158#define CONFIG_USB_ATMEL
 159#define CONFIG_USB_ATMEL_CLK_SEL_PLLB
 160#define CONFIG_USB_OHCI_NEW             1
 161#define CONFIG_SYS_USB_OHCI_CPU_INIT            1
 162#define CONFIG_SYS_USB_OHCI_REGS_BASE           0x00500000      /* AT91SAM9260_UHP_BASE */
 163#define CONFIG_SYS_USB_OHCI_SLOT_NAME           "at91sam9260"
 164#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      2
 165
 166#define CONFIG_SYS_LOAD_ADDR                    0x22000000      /* load address */
 167
 168#define CONFIG_SYS_MEMTEST_START                CONFIG_SYS_SDRAM_BASE
 169#define CONFIG_SYS_MEMTEST_END                  0x23e00000
 170
 171#ifdef CONFIG_SYS_USE_DATAFLASH_CS0
 172
 173/* bootstrap + u-boot + env + linux in dataflash on CS0 */
 174#define CONFIG_ENV_IS_IN_DATAFLASH      1
 175#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
 176#define CONFIG_ENV_OFFSET               0x4200
 177#define CONFIG_ENV_ADDR         (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
 178#define CONFIG_ENV_SIZE         0x4200
 179#define CONFIG_BOOTCOMMAND      "cp.b 0xC0084000 0x22000000 0x210000; bootm"
 180#define CONFIG_BOOTARGS         "console=ttyS0,115200 "                 \
 181                                "root=/dev/mtdblock0 "                  \
 182                                "mtdparts=atmel_nand:-(root) "          \
 183                                "rw rootfstype=jffs2"
 184
 185#elif CONFIG_SYS_USE_DATAFLASH_CS1
 186
 187/* bootstrap + u-boot + env + linux in dataflash on CS1 */
 188#define CONFIG_ENV_IS_IN_DATAFLASH      1
 189#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + 0x8400)
 190#define CONFIG_ENV_OFFSET               0x4200
 191#define CONFIG_ENV_ADDR         (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + CONFIG_ENV_OFFSET)
 192#define CONFIG_ENV_SIZE         0x4200
 193#define CONFIG_BOOTCOMMAND      "cp.b 0xD0084000 0x22000000 0x210000; bootm"
 194#define CONFIG_BOOTARGS         "console=ttyS0,115200 "                 \
 195                                "root=/dev/mtdblock0 "                  \
 196                                "mtdparts=atmel_nand:-(root) "          \
 197                                "rw rootfstype=jffs2"
 198
 199#elif defined(CONFIG_SYS_USE_NANDFLASH)
 200
 201/* bootstrap + u-boot + env + linux in nandflash */
 202#define CONFIG_ENV_IS_IN_NAND   1
 203#define CONFIG_ENV_OFFSET               0xc0000
 204#define CONFIG_ENV_OFFSET_REDUND        0x100000
 205#define CONFIG_ENV_SIZE         0x20000         /* 1 sector = 128 kB */
 206#define CONFIG_BOOTCOMMAND      "nand read 0x22000000 0x200000 0x300000; bootm"
 207#define CONFIG_BOOTARGS                                                 \
 208        "console=ttyS0,115200 earlyprintk "                             \
 209        "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
 210        "256k(env),256k(env_redundant),256k(spare),"                    \
 211        "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
 212        "root=/dev/mtdblock7 rw rootfstype=jffs2"
 213
 214#else   /* CONFIG_SYS_USE_MMC */
 215/* bootstrap + u-boot + env + linux in mmc */
 216#define CONFIG_ENV_IS_IN_MMC
 217/* For FAT system, most cases it should be in the reserved sector */
 218#define CONFIG_ENV_OFFSET               0x2000
 219#define CONFIG_ENV_SIZE                 0x1000
 220#define CONFIG_SYS_MMC_ENV_DEV          0
 221
 222#define CONFIG_BOOTCOMMAND                                              \
 223        "fatload mmc 0:1 0x22000000 uImage; bootm"
 224#define CONFIG_BOOTARGS                                                 \
 225        "console=ttyS0,115200 earlyprintk "                             \
 226        "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
 227        "256k(env),256k(env_redundant),256k(spare),"                    \
 228        "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
 229        "root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait"
 230#endif
 231
 232#define CONFIG_SYS_CBSIZE               256
 233#define CONFIG_SYS_MAXARGS              16
 234#define CONFIG_SYS_LONGHELP             1
 235#define CONFIG_CMDLINE_EDITING  1
 236#define CONFIG_AUTO_COMPLETE
 237
 238/*
 239 * Size of malloc() pool
 240 */
 241#define CONFIG_SYS_MALLOC_LEN           ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
 242
 243#endif
 244