include/configs/tny_a9260.h

   1 /*
   2  * (C) Copyright 2007-2008
   3  * Stelian Pop <stelian@popies.net>
   4  * Lead Tech Design <www.leadtechdesign.com>
   5  *
   6  * Copyright (C) 2009
   7  * Albin Tonnerre, Free Electrons <albin.tonnerre@free-electrons.com>
   8  *
   9  * Configuation settings for the Calao TNY-A9260 and TNY-A9G20 boards
  10  *
  11  * SPDX-License-Identifier:     GPL-2.0+
  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
  23 #if defined(CONFIG_TNY_A9260_NANDFLASH) || defined(CONFIG_TNY_A9G20_NANDFLASH)
  24 #define CONFIG_ENV_IS_IN_NAND
  25 #else
  26 #define CONFIG_ENV_IS_IN_EEPROM
  27 #endif
  28
  29 /* Define actual evaluation board type from used processor type */
  30 #ifdef CONFIG_AT91SAM9G20
  31 # define CONFIG_TNY_A9G20
  32 # define MACH_TYPE_TNY_A9G20            2059
  33 # define CONFIG_MACH_TYPE               MACH_TYPE_TNY_A9G20
  34 #else
  35 # define CONFIG_TNY_A9260
  36 # define MACH_TYPE_TNY_A9260            2058
  37 # define CONFIG_MACH_TYPE               MACH_TYPE_TNY_A9260
  38 #endif
  39
  40 /* ARM asynchronous clock */
  41 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768           /* slow clock xtal */
  42 #define CONFIG_SYS_AT91_MAIN_CLOCK      12000000        /* 12 MHz crystal */
  43 #define CONFIG_SYS_HZ                   1000
  44
  45 #define CONFIG_ARCH_CPU_INIT
  46 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs      */
  47 #define CONFIG_SETUP_MEMORY_TAGS
  48 #define CONFIG_INITRD_TAG
  49 #define CONFIG_SKIP_LOWLEVEL_INIT
  50
  51 /*
  52  * Hardware drivers
  53  */
  54 #define CONFIG_ATMEL_LEGACY
  55 #define CONFIG_AT91_GPIO
  56
  57 #define CONFIG_ATMEL_USART
  58 #define CONFIG_USART_BASE               ATMEL_BASE_DBGU
  59 #define CONFIG_USART_ID                 ATMEL_ID_SYS
  60 #define CONFIG_BAUDRATE                 115200
  61
  62 #define CONFIG_BOOTDELAY        3
  63
  64 /*
  65  * Command line configuration.
  66  */
  67 #include <config_cmd_default.h>
  68 #undef CONFIG_CMD_BDI
  69 #undef CONFIG_CMD_FPGA
  70 #undef CONFIG_CMD_IMI
  71 #undef CONFIG_CMD_IMLS
  72 #undef CONFIG_CMD_LOADS
  73 #undef CONFIG_CMD_NET
  74 #undef CONFIG_CMD_NFS
  75 #undef CONFIG_CMD_SOURCE
  76 #undef CONFIG_CMD_USB
  77
  78 /* SDRAM */
  79 #define CONFIG_NR_DRAM_BANKS            1
  80 #define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  81 #define CONFIG_SYS_SDRAM_SIZE           0x04000000      /* 64 megs */
  82 # define CONFIG_SYS_INIT_SP_ADDR \
  83         (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
  84
  85 /* SPI EEPROM */
  86 #define CONFIG_SPI
  87 #define CONFIG_CMD_SPI
  88 #define CONFIG_ATMEL_SPI
  89 #define CONFIG_SYS_SPI_WRITE_TOUT               (5 * CONFIG_SYS_HZ)
  90
  91 #define CONFIG_CMD_EEPROM
  92 #define CONFIG_SPI_M95XXX
  93 #define CONFIG_SYS_EEPROM_SIZE 0x10000
  94 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5
  95
  96 /* NAND flash */
  97 #define 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 /* our ALE is AD21 */
 103 #define CONFIG_SYS_NAND_MASK_ALE                (1 << 21)
 104 /* our CLE is AD22 */
 105 #define CONFIG_SYS_NAND_MASK_CLE                (1 << 22)
 106 #define CONFIG_SYS_NAND_ENABLE_PIN              AT91_PIN_PC14
 107 #define CONFIG_SYS_NAND_READY_PIN               AT91_PIN_PC13
 108
 109 /* NOR flash - no real flash on this board */
 110 #define CONFIG_SYS_NO_FLASH
 111
 112 #define CONFIG_DOS_PARTITION
 113 #define CONFIG_CMD_FAT
 114
 115 #define CONFIG_SYS_LOAD_ADDR                    0x22000000      /* load address */
 116
 117 #define CONFIG_SYS_MEMTEST_START                CONFIG_SYS_SDRAM_BASE
 118 #define CONFIG_SYS_MEMTEST_END                  0x23e00000
 119
 120 /* Env in EEPROM, bootstrap + u-boot in NAND*/
 121 #ifdef CONFIG_ENV_IS_IN_EEPROM
 122 #define CONFIG_ENV_OFFSET               0x20
 123 #define CONFIG_ENV_SIZE                 0x1000
 124 #endif
 125
 126 /* Env, bootstrap and u-boot in NAND */
 127 #ifdef CONFIG_ENV_IS_IN_NAND
 128 #define CONFIG_ENV_OFFSET               0x60000
 129 #define CONFIG_ENV_OFFSET_REDUND        0x80000
 130 #define CONFIG_ENV_SIZE                 0x20000
 131 #endif
 132
 133 #define CONFIG_BOOTCOMMAND      "nboot 0x21000000 0 400000"
 134 #define CONFIG_BOOTARGS         "console=ttyS0,115200 " \
 135                                 "root=/dev/mtdblock1 " \
 136                                 "mtdparts=atmel_nand:16M(kernel)ro," \
 137                                 "120M(rootfs),-(other) " \
 138                                 "rw rootfstype=jffs2"
 139
 140 #define CONFIG_SYS_PROMPT       "U-Boot> "
 141 #define CONFIG_SYS_CBSIZE       256
 142 #define CONFIG_SYS_MAXARGS      16
 143 #define CONFIG_SYS_PBSIZE       (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 144 #define CONFIG_SYS_LONGHELP
 145 #define CONFIG_CMDLINE_EDITING
 146
 147 /*
 148  * Size of malloc() pool
 149  */
 150 #define CONFIG_SYS_MALLOC_LEN   ROUND(3 * CONFIG_ENV_SIZE + 128 * 1024, 0x1000)
 151
 152 #endif