include/configs/amcore.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Sysam AMCORE board configuration
   4  *
   5  * (C) Copyright 2016  Angelo Dureghello <angelo@sysam.it>
   6  */
   7
   8 #ifndef __AMCORE_CONFIG_H
   9 #define __AMCORE_CONFIG_H
  10
  11 #define CONFIG_HOSTNAME                 "AMCORE"
  12
  13 #define CONFIG_MCFTMR
  14 #define CONFIG_MCFUART
  15 #define CONFIG_SYS_UART_PORT            0
  16 #define CONFIG_SYS_BAUDRATE_TABLE       { 9600, 19200, 38400, 57600, 115200 }
  17
  18 #define CONFIG_BOOTCOMMAND              "bootm ffc20000"
  19 #define CONFIG_EXTRA_ENV_SETTINGS                               \
  20         "upgrade_uboot=loady; "                                 \
  21                 "protect off 0xffc00000 0xffc1ffff; "           \
  22                 "erase 0xffc00000 0xffc1ffff; "                 \
  23                 "cp.b 0x20000 0xffc00000 ${filesize}\0"         \
  24         "upgrade_kernel=loady; "                                \
  25                 "erase 0xffc20000 0xffefffff; "                 \
  26                 "cp.b 0x20000 0xffc20000 ${filesize}\0"         \
  27         "upgrade_jffs2=loady; "                                 \
  28                 "erase 0xfff00000 0xffffffff; "                 \
  29                 "cp.b 0x20000 0xfff00000 ${filesize}\0"
  30
  31 /* undef to save memory */
  32
  33 #define CONFIG_MX_CYCLIC                1 /* enable mdc/mwc commands    */
  34
  35 #define CONFIG_SYS_LOAD_ADDR            0x20000 /* default load address */
  36
  37 #define CONFIG_SYS_MEMTEST_START        0x0
  38 #define CONFIG_SYS_MEMTEST_END          0x1000000
  39
  40 #define CONFIG_SYS_HZ                   1000
  41
  42 #define CONFIG_SYS_CLK                  45000000
  43 #define CONFIG_SYS_CPU_CLK              (CONFIG_SYS_CLK * 2)
  44 /* Register Base Addrs */
  45 #define CONFIG_SYS_MBAR                 0x10000000
  46 /* Definitions for initial stack pointer and data area (in DPRAM) */
  47 #define CONFIG_SYS_INIT_RAM_ADDR        0x20000000
  48 /* size of internal SRAM */
  49 #define CONFIG_SYS_INIT_RAM_SIZE        0x1000
  50 #define CONFIG_SYS_GBL_DATA_OFFSET      (CONFIG_SYS_INIT_RAM_SIZE - \
  51                                          GENERATED_GBL_DATA_SIZE)
  52 #define CONFIG_SYS_INIT_SP_OFFSET       CONFIG_SYS_GBL_DATA_OFFSET
  53
  54 #define CONFIG_SYS_SDRAM_BASE           0x00000000
  55 #define CONFIG_SYS_SDRAM_SIZE           0x1000000
  56 #define CONFIG_SYS_FLASH_BASE           0xffc00000
  57 #define CONFIG_SYS_MAX_FLASH_BANKS      1
  58 #define CONFIG_SYS_MAX_FLASH_SECT       1024
  59 #define CONFIG_SYS_FLASH_ERASE_TOUT     1000
  60
  61 #define CONFIG_SYS_FLASH_CFI
  62 #define CONFIG_FLASH_CFI_DRIVER
  63 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
  64 /* amcore design has flash data bytes wired swapped */
  65 #define CONFIG_SYS_WRITE_SWAPPED_DATA
  66 /* reserve 128-4KB */
  67 #define CONFIG_SYS_MONITOR_BASE         (CONFIG_SYS_FLASH_BASE + 0x400)
  68 #define CONFIG_SYS_MONITOR_LEN          ((128 - 4) * 1024)
  69 #define CONFIG_SYS_MALLOC_LEN           (1 * 1024 * 1024)
  70 #define CONFIG_SYS_BOOTPARAMS_LEN       (64 * 1024)
  71
  72 #define CONFIG_ENV_ADDR                 (CONFIG_SYS_FLASH_BASE + \
  73                                          CONFIG_SYS_MONITOR_LEN)
  74 #define CONFIG_ENV_SIZE                 0x1000
  75 #define CONFIG_ENV_SECT_SIZE            0x1000
  76
  77 #define LDS_BOARD_TEXT \
  78         . = DEFINED(env_offset) ? env_offset : .; \
  79         env/embedded.o(.text*);
  80
  81 /* memory map space for linux boot data */
  82 #define CONFIG_SYS_BOOTMAPSZ            (8 << 20)
  83
  84 /*
  85  * Cache Configuration
  86  *
  87  * Special 8K version 3 core cache.
  88  * This is a single unified instruction/data cache.
  89  * sdram - single region - no masks
  90  */
  91 #define CONFIG_SYS_CACHELINE_SIZE       16
  92
  93 #define ICACHE_STATUS                   (CONFIG_SYS_INIT_RAM_ADDR + \
  94                                          CONFIG_SYS_INIT_RAM_SIZE - 8)
  95 #define DCACHE_STATUS                   (CONFIG_SYS_INIT_RAM_ADDR + \
  96                                          CONFIG_SYS_INIT_RAM_SIZE - 4)
  97 #define CONFIG_SYS_ICACHE_INV           (CF_CACR_CINVA)
  98 #define CONFIG_SYS_CACHE_ACR0           (CF_ACR_CM_WT | CF_ACR_SM_ALL | \
  99                                          CF_ACR_EN)
 100 #define CONFIG_SYS_CACHE_ICACR          (CF_CACR_DCM_P | CF_CACR_ESB | \
 101                                          CF_CACR_EC)
 102
 103 /* CS0 - AMD Flash, address 0xffc00000 */
 104 #define CONFIG_SYS_CS0_BASE             (CONFIG_SYS_FLASH_BASE>>16)
 105 /* 4MB, AA=0,V=1  C/I BIT for errata */
 106 #define CONFIG_SYS_CS0_MASK             0x003f0001
 107 /* WS=10, AA=1, PS=16bit (10) */
 108 #define CONFIG_SYS_CS0_CTRL             0x1980
 109 /* CS1 - DM9000 Ethernet Controller, address 0x30000000 */
 110 #define CONFIG_SYS_CS1_BASE             0x3000
 111 #define CONFIG_SYS_CS1_MASK             0x00070001
 112 #define CONFIG_SYS_CS1_CTRL             0x0100
 113
 114 #endif  /* __AMCORE_CONFIG_H */
 115