include/configs/meesc.h

   1 /*
   2  * (C) Copyright 2007-2008
   3  * Stelian Pop <stelian@popies.net>
   4  * Lead Tech Design <www.leadtechdesign.com>
   5  *
   6  * (C) Copyright 2009-2015
   7  * Daniel Gorsulowski <daniel.gorsulowski@esd.eu>
   8  * esd electronic system design gmbh <www.esd.eu>
   9  *
  10  * Configuation settings for the esd MEESC board.
  11  *
  12  * SPDX-License-Identifier:     GPL-2.0+
  13  */
  14
  15 #ifndef __CONFIG_H
  16 #define __CONFIG_H
  17
  18 /*
  19  * SoC must be defined first, before hardware.h is included.
  20  * In this case SoC is defined in boards.cfg.
  21  */
  22 #include <asm/hardware.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 #define CONFIG_SYS_TEXT_BASE            0x21F00000
  31
  32 /*
  33  * since a number of boards are not being listed in linux
  34  * arch/arm/tools/mach-types any more, the mach-types have to be
  35  * defined here
  36  */
  37 #define MACH_TYPE_MEESC                 2165
  38 #define MACH_TYPE_ETHERCAN2             2407
  39
  40 /* ARM asynchronous clock */
  41 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768   /* 32.768 kHz crystal */
  42 #define CONFIG_SYS_AT91_MAIN_CLOCK      16000000/* 16.0 MHz crystal */
  43
  44 /* Misc CPU related */
  45 #define CONFIG_SKIP_LOWLEVEL_INIT
  46 #define CONFIG_ARCH_CPU_INIT
  47 #define CONFIG_BOARD_EARLY_INIT_F               /* call board_early_init_f() */
  48 #define CONFIG_SETUP_MEMORY_TAGS
  49 #define CONFIG_INITRD_TAG
  50 #define CONFIG_SERIAL_TAG
  51 #define CONFIG_REVISION_TAG
  52 #define CONFIG_CMDLINE_TAG                      /* enable passing of ATAGs */
  53 #define CONFIG_MISC_INIT_R                      /* Call misc_init_r */
  54
  55 #define CONFIG_PREBOOT                          /* enable preboot variable */
  56
  57 /*
  58  * Hardware drivers
  59  */
  60
  61 /* general purpose I/O */
  62 #define CONFIG_AT91_GPIO
  63
  64 /* Console output */
  65 #define CONFIG_ATMEL_USART
  66 #define CONFIG_USART_BASE               ATMEL_BASE_DBGU
  67 #define CONFIG_USART_ID                 ATMEL_ID_SYS
  68 #define CONFIG_BAUDRATE                 115200
  69
  70 /*
  71  * BOOTP options
  72  */
  73 #define CONFIG_BOOTP_BOOTFILESIZE
  74 #define CONFIG_BOOTP_BOOTPATH
  75 #define CONFIG_BOOTP_GATEWAY
  76 #define CONFIG_BOOTP_HOSTNAME
  77
  78 /*
  79  * Command line configuration.
  80  */
  81
  82 #ifdef CONFIG_SYS_USE_NANDFLASH
  83 #define CONFIG_CMD_NAND
  84 #endif
  85
  86 /* LED */
  87 #define CONFIG_AT91_LED
  88
  89 /*
  90  * SDRAM: 1 bank, min 32, max 128 MB
  91  * Initialized before u-boot gets started.
  92  */
  93 #define PHYS_SDRAM                                      ATMEL_BASE_CS1 /* 0x20000000 */
  94 #define PHYS_SDRAM_SIZE                         0x02000000     /* 32 MByte */
  95
  96 #define CONFIG_NR_DRAM_BANKS            1
  97 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM
  98 #define CONFIG_SYS_SDRAM_SIZE           PHYS_SDRAM_SIZE
  99
 100 #define CONFIG_SYS_MEMTEST_START        (CONFIG_SYS_SDRAM_BASE + 0x00100000)
 101 #define CONFIG_SYS_MEMTEST_END          (CONFIG_SYS_SDRAM_BASE + 0x01E00000)
 102 #define CONFIG_SYS_LOAD_ADDR            (CONFIG_SYS_SDRAM_BASE + 0x00100000)
 103
 104 /*
 105  * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
 106  * leaving the correct space for initial global data structure above
 107  * that address while providing maximum stack area below.
 108  */
 109 #define CONFIG_SYS_INIT_SP_ADDR \
 110         (ATMEL_BASE_SRAM0 + 0x1000 - GENERATED_GBL_DATA_SIZE)
 111
 112 /* DataFlash */
 113 #ifdef CONFIG_SYS_USE_DATAFLASH
 114 # define CONFIG_ATMEL_DATAFLASH_SPI
 115 # define CONFIG_HAS_DATAFLASH
 116 # define CONFIG_SYS_MAX_DATAFLASH_BANKS         1
 117 # define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0    0xC0000000      /* CS0 */
 118 # define AT91_SPI_CLK                           15000000
 119 # define DATAFLASH_TCSS                         (0x1a << 16)
 120 # define DATAFLASH_TCHS                         (0x1 << 24)
 121 #endif
 122
 123 /* NOR flash is not populated, disable it */
 124 #define CONFIG_SYS_NO_FLASH
 125
 126 /* NAND flash */
 127 #ifdef CONFIG_CMD_NAND
 128 # define CONFIG_NAND_ATMEL
 129 # define CONFIG_SYS_MAX_NAND_DEVICE             1
 130 # define CONFIG_SYS_NAND_BASE                   ATMEL_BASE_CS3 /* 0x40000000 */
 131 # define CONFIG_SYS_NAND_DBW_8
 132 # define CONFIG_SYS_NAND_MASK_ALE               (1 << 21)
 133 # define CONFIG_SYS_NAND_MASK_CLE               (1 << 22)
 134 # define CONFIG_SYS_NAND_ENABLE_PIN             GPIO_PIN_PD(15)
 135 # define CONFIG_SYS_NAND_READY_PIN              GPIO_PIN_PA(22)
 136 #endif
 137
 138 /* Ethernet */
 139 #define CONFIG_MACB
 140 #define CONFIG_RMII
 141 #define CONFIG_NET_RETRY_COUNT                  20
 142 #undef CONFIG_RESET_PHY_R
 143
 144 /* hw-controller addresses */
 145 #define CONFIG_ET1100_BASE              0x70000000
 146
 147 #ifdef CONFIG_SYS_USE_DATAFLASH
 148
 149 /* bootstrap + u-boot + env in dataflash on CS0 */
 150 # define CONFIG_ENV_IS_IN_DATAFLASH
 151 # define CONFIG_SYS_MONITOR_BASE        (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \
 152                                         0x8400)
 153 # define CONFIG_ENV_OFFSET              0x4200
 154 # define CONFIG_ENV_ADDR                (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \
 155                                         CONFIG_ENV_OFFSET)
 156 # define CONFIG_ENV_SIZE                0x4200
 157
 158 #elif CONFIG_SYS_USE_NANDFLASH
 159
 160 /* bootstrap + u-boot + env + linux in nandflash */
 161 # define CONFIG_ENV_IS_IN_NAND          1
 162 # define CONFIG_ENV_OFFSET              0xC0000
 163 # define CONFIG_ENV_SIZE                0x20000
 164
 165 #endif
 166
 167 #define CONFIG_SYS_CBSIZE               512
 168 #define CONFIG_SYS_MAXARGS              16
 169 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
 170                                         sizeof(CONFIG_SYS_PROMPT) + 16)
 171 #define CONFIG_SYS_LONGHELP
 172 #define CONFIG_CMDLINE_EDITING
 173 #define CONFIG_AUTO_COMPLETE
 174
 175 /*
 176  * Size of malloc() pool
 177  */
 178 #define CONFIG_SYS_MALLOC_LEN           ROUND(3 * CONFIG_ENV_SIZE + \
 179                                         128*1024, 0x1000)
 180
 181 #endif