include/configs/corvus.h

   1 /*
   2  * Common board functions for siemens AT91SAM9G45 based boards
   3  * (C) Copyright 2013 Siemens AG
   4  *
   5  * Based on:
   6  * U-Boot file: include/configs/at91sam9m10g45ek.h
   7  * (C) Copyright 2007-2008
   8  * Stelian Pop <stelian@popies.net>
   9  * Lead Tech Design <www.leadtechdesign.com>
  10  *
  11  * SPDX-License-Identifier:     GPL-2.0+
  12  */
  13
  14 #ifndef __CONFIG_H
  15 #define __CONFIG_H
  16
  17 #include <asm/hardware.h>
  18 #include <linux/sizes.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
  27 #define CONFIG_ATMEL_LEGACY             /* required until (g)pio is fixed */
  28
  29 /* ARM asynchronous clock */
  30 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768
  31 #define CONFIG_SYS_AT91_MAIN_CLOCK      12000000 /* from 12 MHz crystal */
  32
  33 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs      */
  34 #define CONFIG_SETUP_MEMORY_TAGS
  35 #define CONFIG_INITRD_TAG
  36 #define CONFIG_SKIP_LOWLEVEL_INIT_ONLY
  37
  38 /* general purpose I/O */
  39 #define CONFIG_ATMEL_LEGACY             /* required until (g)pio is fixed */
  40 #define CONFIG_AT91_GPIO
  41 #define CONFIG_AT91_GPIO_PULLUP 1       /* keep pullups on peripheral pins */
  42
  43 /* serial console */
  44 #define CONFIG_USART_BASE               ATMEL_BASE_DBGU
  45 #define CONFIG_USART_ID                 ATMEL_ID_SYS
  46
  47 /* LED */
  48 #define CONFIG_AT91_LED
  49 #define CONFIG_RED_LED          AT91_PIN_PD31   /* this is the user1 led */
  50 #define CONFIG_GREEN_LED        AT91_PIN_PD0    /* this is the user2 led */
  51
  52
  53 /*
  54  * BOOTP options
  55  */
  56 #define CONFIG_BOOTP_BOOTFILESIZE
  57
  58 /* SDRAM */
  59 #define CONFIG_NR_DRAM_BANKS            1
  60 #define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS6
  61 #define CONFIG_SYS_SDRAM_SIZE           0x08000000
  62
  63 #define CONFIG_SYS_INIT_SP_ADDR \
  64         (CONFIG_SYS_SDRAM_BASE + SZ_32K - GENERATED_GBL_DATA_SIZE)
  65
  66 /* NAND flash */
  67 #ifdef CONFIG_CMD_NAND
  68 #define CONFIG_NAND_ATMEL
  69 #define CONFIG_SYS_MAX_NAND_DEVICE              1
  70 #define CONFIG_SYS_NAND_BASE                    ATMEL_BASE_CS3
  71 #define CONFIG_SYS_NAND_DBW_8
  72 /* our ALE is AD21 */
  73 #define CONFIG_SYS_NAND_MASK_ALE                (1 << 21)
  74 /* our CLE is AD22 */
  75 #define CONFIG_SYS_NAND_MASK_CLE                (1 << 22)
  76 #define CONFIG_SYS_NAND_ENABLE_PIN              AT91_PIN_PC14
  77 #define CONFIG_SYS_NAND_READY_PIN               AT91_PIN_PC8
  78 #endif
  79
  80 /* Ethernet */
  81 #define CONFIG_MACB
  82 #define CONFIG_RMII
  83 #define CONFIG_NET_RETRY_COUNT          20
  84 #define CONFIG_AT91_WANTS_COMMON_PHY
  85
  86 #define CONFIG_MTD_DEVICE
  87 #define CONFIG_MTD_PARTITIONS
  88
  89 /* DFU class support */
  90 #define CONFIG_SYS_DFU_DATA_BUF_SIZE    (SZ_1M)
  91 #define DFU_MANIFEST_POLL_TIMEOUT       25000
  92
  93 #define CONFIG_SYS_LOAD_ADDR    ATMEL_BASE_CS6
  94
  95 /* bootstrap + u-boot + env in nandflash */
  96 #define CONFIG_ENV_OFFSET               0x100000
  97 #define CONFIG_ENV_OFFSET_REDUND        0x180000
  98 #define CONFIG_ENV_SIZE                 SZ_128K
  99
 100 #define CONFIG_BOOTCOMMAND                                              \
 101         "nand read 0x70000000 0x200000 0x300000;"                       \
 102         "bootm 0x70000000"
 103
 104 /*
 105  * Size of malloc() pool
 106  */
 107 #define CONFIG_SYS_MALLOC_LEN   ROUND(3 * CONFIG_ENV_SIZE + \
 108                                 SZ_4M, 0x1000)
 109
 110 /* Defines for SPL */
 111 #define CONFIG_SPL_TEXT_BASE            0x300000
 112 #define CONFIG_SPL_MAX_SIZE             (12 * SZ_1K)
 113 #define CONFIG_SPL_STACK                (SZ_16K)
 114
 115 #define CONFIG_SPL_BSS_START_ADDR       CONFIG_SPL_MAX_SIZE
 116 #define CONFIG_SPL_BSS_MAX_SIZE         (SZ_2K)
 117
 118 #define CONFIG_SPL_NAND_DRIVERS
 119 #define CONFIG_SPL_NAND_BASE
 120 #define CONFIG_SPL_NAND_ECC
 121 #define CONFIG_SPL_NAND_RAW_ONLY
 122 #define CONFIG_SPL_NAND_SOFTECC
 123 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x20000
 124 #define CONFIG_SYS_NAND_U_BOOT_SIZE     0x80000
 125 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
 126 #define CONFIG_SYS_NAND_U_BOOT_DST      CONFIG_SYS_TEXT_BASE
 127 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 128
 129 #define CONFIG_SYS_NAND_PAGE_SIZE       SZ_2K
 130 #define CONFIG_SYS_NAND_BLOCK_SIZE      (SZ_128K)
 131 #define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
 132                                          CONFIG_SYS_NAND_PAGE_SIZE)
 133 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 134 #define CONFIG_SYS_NAND_ECCSIZE         256
 135 #define CONFIG_SYS_NAND_ECCBYTES        3
 136 #define CONFIG_SYS_NAND_OOBSIZE         64
 137 #define CONFIG_SYS_NAND_ECCPOS          { 40, 41, 42, 43, 44, 45, 46, 47, \
 138                                           48, 49, 50, 51, 52, 53, 54, 55, \
 139                                           56, 57, 58, 59, 60, 61, 62, 63, }
 140
 141 #define CONFIG_SPL_ATMEL_SIZE
 142 #define CONFIG_SYS_MASTER_CLOCK         132096000
 143 #define AT91_PLL_LOCK_TIMEOUT           1000000
 144 #define CONFIG_SYS_AT91_PLLA            0x20c73f03
 145 #define CONFIG_SYS_MCKR                 0x1301
 146 #define CONFIG_SYS_MCKR_CSS             0x1302
 147
 148 #endif