LXR uboot/include/configs/taurus.h

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * Common board functions for Siemens TAURUS (AT91SAM9G20) based boards
   4 * (C) Copyright 2013 Siemens AG
   5 *
   6 * Based on:
   7 * U-Boot file: include/configs/at91sam9260ek.h
   8 *
   9 * (C) Copyright 2007-2008
  10 * Stelian Pop <stelian@popies.net>
  11 * Lead Tech Design <www.leadtechdesign.com>
  12 */
  13
  14#ifndef __CONFIG_H
  15#define __CONFIG_H
  16
  17/*
  18 * SoC must be defined first, before hardware.h is included.
  19 * In this case SoC is defined in boards.cfg.
  20 */
  21#include <asm/hardware.h>
  22#include <linux/sizes.h>
  23
  24/*
  25 * Warning: changing CONFIG_SYS_TEXT_BASE requires
  26 * adapting the initial boot program.
  27 * Since the linker has to swallow that define, we must use a pure
  28 * hex number here!
  29 */
  30
  31/* ARM asynchronous clock */
  32#define CONFIG_SYS_AT91_SLOW_CLOCK      32768           /* slow clock xtal */
  33#define CONFIG_SYS_AT91_MAIN_CLOCK      18432000        /* main clock xtal */
  34
  35/* Misc CPU related */
  36#define CONFIG_ARCH_CPU_INIT
  37#define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs */
  38#define CONFIG_SETUP_MEMORY_TAGS
  39#define CONFIG_INITRD_TAG
  40
  41#define CONFIG_SKIP_LOWLEVEL_INIT_ONLY
  42
  43/* general purpose I/O */
  44#define CONFIG_ATMEL_LEGACY             /* required until (g)pio is fixed */
  45#define CONFIG_AT91_GPIO
  46#define CONFIG_AT91_GPIO_PULLUP 1       /* keep pullups on peripheral pins */
  47
  48#define CONFIG_USART_BASE               ATMEL_BASE_DBGU
  49#define CONFIG_USART_ID                 ATMEL_ID_SYS
  50
  51/*
  52 * SDRAM: 1 bank, min 32, max 128 MB
  53 * Initialized before u-boot gets started.
  54 */
  55#define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  56#define CONFIG_SYS_SDRAM_SIZE           (128 * SZ_1M)
  57
  58/*
  59 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
  60 * leaving the correct space for initial global data structure above
  61 * that address while providing maximum stack area below.
  62 */
  63#define CONFIG_SYS_INIT_SP_ADDR \
  64        (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
  65
  66/* NAND flash */
  67#ifdef CONFIG_CMD_NAND
  68#define CONFIG_SYS_MAX_NAND_DEVICE      1
  69#define CONFIG_SYS_NAND_BASE            ATMEL_BASE_CS3
  70#define CONFIG_SYS_NAND_DBW_8
  71#define CONFIG_SYS_NAND_MASK_ALE        (1 << 21)
  72#define CONFIG_SYS_NAND_MASK_CLE        (1 << 22)
  73#define CONFIG_SYS_NAND_ENABLE_PIN      AT91_PIN_PC14
  74#define CONFIG_SYS_NAND_READY_PIN       AT91_PIN_PC13
  75#endif
  76
  77/* Ethernet */
  78#define CONFIG_MACB
  79#define CONFIG_RMII
  80#define CONFIG_AT91_WANTS_COMMON_PHY
  81
  82/* USB */
  83#if defined(CONFIG_BOARD_TAURUS)
  84#define CONFIG_USB_ATMEL
  85#define CONFIG_USB_ATMEL_CLK_SEL_PLLB
  86#define CONFIG_USB_OHCI_NEW
  87#define CONFIG_SYS_USB_OHCI_CPU_INIT
  88#define CONFIG_SYS_USB_OHCI_REGS_BASE           0x00500000
  89#define CONFIG_SYS_USB_OHCI_SLOT_NAME           "at91sam9260"
  90#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      2
  91
  92/* USB DFU support */
  93
  94#define CONFIG_USB_GADGET_AT91
  95
  96/* DFU class support */
  97#define CONFIG_SYS_DFU_DATA_BUF_SIZE    (SZ_1M)
  98#define DFU_MANIFEST_POLL_TIMEOUT       25000
  99#endif
 100
 101/* SPI EEPROM */
 102#define TAURUS_SPI_MASK (1 << 4)
 103
 104#if defined(CONFIG_SPL_BUILD)
 105/* SPL related */
 106#define CONFIG_SYS_SPI_U_BOOT_OFFS      0x20000
 107#endif
 108
 109/* load address */
 110#define CONFIG_SYS_LOAD_ADDR                    0x22000000
 111
 112/* bootstrap in spi flash , u-boot + env + linux in nandflash */
 113#define CONFIG_ENV_OFFSET               0x100000
 114#define CONFIG_ENV_OFFSET_REDUND        0x180000
 115#define CONFIG_ENV_SIZE         (SZ_128K)       /* 1 sector = 128 kB */
 116
 117#ifndef CONFIG_SPL_BUILD
 118#if defined(CONFIG_BOARD_AXM)
 119#define CONFIG_EXTRA_ENV_SETTINGS \
 120        "addip=setenv bootargs ${bootargs} ip=${ipaddr}:${serverip}:" \
 121                "${gatewayip}:${netmask}:${hostname}:${netdev}::off\0" \
 122        "addtest=setenv bootargs ${bootargs} loglevel=4 test\0" \
 123        "boot_file=setenv bootfile /${project_dir}/kernel/uImage\0" \
 124        "boot_retries=0\0" \
 125        "ethact=macb0\0" \
 126        "flash_nfs=run nand_kernel;run nfsargs;run addip;" \
 127                "upgrade_available;bootm ${kernel_ram};reset\0" \
 128        "flash_self=run nand_kernel;run setbootargs;upgrade_available;" \
 129                "bootm ${kernel_ram};reset\0" \
 130        "flash_self_test=run nand_kernel;run setbootargs addtest;" \
 131                "upgrade_available;bootm ${kernel_ram};reset\0" \
 132        "hostname=systemone\0" \
 133        "kernel_Off=0x00200000\0" \
 134        "kernel_Off_fallback=0x03800000\0" \
 135        "kernel_ram=0x21500000\0" \
 136        "kernel_size=0x00400000\0" \
 137        "kernel_size_fallback=0x00400000\0" \
 138        "loads_echo=1\0" \
 139        "nand_kernel=nand read.e ${kernel_ram} ${kernel_Off} " \
 140                "${kernel_size}\0" \
 141        "net_nfs=run boot_file;tftp ${kernel_ram} ${bootfile};" \
 142                "run nfsargs;run addip;upgrade_available;" \
 143                "bootm ${kernel_ram};reset\0" \
 144        "netdev=eth0\0" \
 145        "nfsargs=run root_path;setenv bootargs ${bootargs} root=/dev/nfs " \
 146                "rw nfsroot=${serverip}:${rootpath} " \
 147                "at91sam9_wdt.wdt_timeout=16\0" \
 148        "partitionset_active=A\0" \
 149        "preboot=echo;echo Type 'run flash_self' to use kernel and root " \
 150                "filesystem on memory;echo Type 'run flash_nfs' to use " \
 151                "kernel from memory and root filesystem over NFS;echo Type " \
 152                "'run net_nfs' to get Kernel over TFTP and mount root " \
 153                "filesystem over NFS;echo\0" \
 154        "project_dir=systemone\0" \
 155        "root_path=setenv rootpath /home/projects/${project_dir}/rootfs\0" \
 156        "rootfs=/dev/mtdblock5\0" \
 157        "rootfs_fallback=/dev/mtdblock7\0" \
 158        "setbootargs=setenv bootargs ${bootargs} console=ttyMTD,mtdoops " \
 159                "root=${rootfs} rootfstype=jffs2 panic=7 " \
 160                "at91sam9_wdt.wdt_timeout=16\0" \
 161        "stderr=serial\0" \
 162        "stdin=serial\0" \
 163        "stdout=serial\0" \
 164        "upgrade_available=0\0"
 165#endif
 166#endif /* #ifndef CONFIG_SPL_BUILD */
 167/*
 168 * Size of malloc() pool
 169 */
 170#define CONFIG_SYS_MALLOC_LEN \
 171        ROUND(3 * CONFIG_ENV_SIZE + SZ_4M, 0x1000)
 172
 173/* Defines for SPL */
 174#define CONFIG_SPL_MAX_SIZE             (31 * SZ_512)
 175#define CONFIG_SPL_STACK                (ATMEL_BASE_SRAM1 + SZ_16K)
 176#define CONFIG_SYS_SPL_MALLOC_START     (CONFIG_SYS_TEXT_BASE - \
 177                                        CONFIG_SYS_MALLOC_LEN)
 178#define CONFIG_SYS_SPL_MALLOC_SIZE      CONFIG_SYS_MALLOC_LEN
 179
 180#define CONFIG_SPL_BSS_START_ADDR       CONFIG_SPL_MAX_SIZE
 181#define CONFIG_SPL_BSS_MAX_SIZE         (3 * SZ_512)
 182
 183#define CONFIG_SYS_NAND_ENABLE_PIN_SPL  (2*32 + 14)
 184#define CONFIG_SYS_USE_NANDFLASH        1
 185#define CONFIG_SPL_NAND_DRIVERS
 186#define CONFIG_SPL_NAND_BASE
 187#define CONFIG_SPL_NAND_ECC
 188#define CONFIG_SPL_NAND_RAW_ONLY
 189#define CONFIG_SPL_NAND_SOFTECC
 190#define CONFIG_SYS_NAND_U_BOOT_OFFS     0x20000
 191#define CONFIG_SYS_NAND_U_BOOT_SIZE     SZ_512K
 192#define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
 193#define CONFIG_SYS_NAND_U_BOOT_DST      CONFIG_SYS_TEXT_BASE
 194#define CONFIG_SYS_NAND_5_ADDR_CYCLE
 195
 196#define CONFIG_SYS_NAND_SIZE            (256 * SZ_1M)
 197#define CONFIG_SYS_NAND_PAGE_SIZE       SZ_2K
 198#define CONFIG_SYS_NAND_BLOCK_SIZE      (SZ_128K)
 199#define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
 200                                         CONFIG_SYS_NAND_PAGE_SIZE)
 201#define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 202#define CONFIG_SYS_NAND_ECCSIZE         256
 203#define CONFIG_SYS_NAND_ECCBYTES        3
 204#define CONFIG_SYS_NAND_OOBSIZE         64
 205#define CONFIG_SYS_NAND_ECCPOS          { 40, 41, 42, 43, 44, 45, 46, 47, \
 206                                          48, 49, 50, 51, 52, 53, 54, 55, \
 207                                          56, 57, 58, 59, 60, 61, 62, 63, }
 208
 209#define CONFIG_SPL_ATMEL_SIZE
 210#define CONFIG_SYS_MASTER_CLOCK         132096000
 211#define AT91_PLL_LOCK_TIMEOUT           1000000
 212#define CONFIG_SYS_AT91_PLLA            0x202A3F01
 213#define CONFIG_SYS_MCKR                 0x1300
 214#define CONFIG_SYS_MCKR_CSS             (0x02 | CONFIG_SYS_MCKR)
 215#define CONFIG_SYS_AT91_PLLB            0x10193F05
 216
 217#define CONFIG_SPL_PAD_TO               CONFIG_SYS_NAND_U_BOOT_OFFS
 218#define CONFIG_SYS_SPL_LEN              CONFIG_SPL_PAD_TO
 219
 220#endif
 221