include/configs/stmark2.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Sysam stmark2 board configuration
   4  *
   5  * (C) Copyright 2017  Angelo Dureghello <angelo@sysam.it>
   6  */
   7
   8 #ifndef __STMARK2_CONFIG_H
   9 #define __STMARK2_CONFIG_H
  10
  11 #define CONFIG_HOSTNAME                 "stmark2"
  12
  13 #define CONFIG_SYS_UART_PORT            0
  14
  15 #define LDS_BOARD_TEXT                                          \
  16         board/sysam/stmark2/sbf_dram_init.o (.text*)
  17
  18 #define CONFIG_EXTRA_ENV_SETTINGS                               \
  19         "kern_size=0x700000\0"                                  \
  20         "loadaddr=0x40001000\0"                                 \
  21                 "-(rootfs)\0"                                   \
  22         "update_uboot=loady ${loadaddr}; "                      \
  23                 "sf probe 0:1 50000000; "                       \
  24                 "sf erase 0 0x80000; "                          \
  25                 "sf write ${loadaddr} 0 ${filesize}\0"          \
  26         "update_kernel=loady ${loadaddr}; "                     \
  27                 "setenv kern_size ${filesize}; saveenv; "       \
  28                 "sf probe 0:1 50000000; "                       \
  29                 "sf erase 0x100000 0x700000; "                  \
  30                 "sf write ${loadaddr} 0x100000 ${filesize}\0"   \
  31         "update_rootfs=loady ${loadaddr}; "                     \
  32                 "sf probe 0:1 50000000; "                       \
  33                 "sf erase 0x00800000 0x100000; "                \
  34                 "sf write ${loadaddr} 0x00800000 ${filesize}\0" \
  35         ""
  36
  37 /* Realtime clock */
  38 #define CONFIG_RTC_MCFRRTC
  39 #define CONFIG_SYS_MCFRRTC_BASE         0xFC0A8000
  40
  41 #define CONFIG_SYS_SBFHDR_SIZE          0x7
  42
  43 /* Input, PCI, Flexbus, and VCO */
  44
  45 #define CONFIG_PRAM                     2048    /* 2048 KB */
  46
  47 #define CONFIG_SYS_MBAR                 0xFC000000
  48
  49 /*
  50  * Definitions for initial stack pointer and data area (in internal SRAM)
  51  */
  52 #define CONFIG_SYS_INIT_RAM_ADDR        0x80000000
  53 /* End of used area in internal SRAM */
  54 #define CONFIG_SYS_INIT_RAM_SIZE        0x10000
  55 #define CONFIG_SYS_INIT_RAM_CTRL        0x221
  56 #define CONFIG_SYS_INIT_SP_OFFSET       ((CONFIG_SYS_INIT_RAM_SIZE - \
  57                                         GENERATED_GBL_DATA_SIZE) - 32)
  58 #define CONFIG_SYS_SBFHDR_DATA_OFFSET   (CONFIG_SYS_INIT_RAM_SIZE - 32)
  59
  60 /*
  61  * Start addresses for the final memory configuration
  62  * (Set up by the startup code)
  63  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
  64  */
  65 #define CONFIG_SYS_SDRAM_BASE           0x40000000
  66 #define CONFIG_SYS_SDRAM_SIZE           128     /* SDRAM size in MB */
  67
  68 #define CONFIG_SYS_DRAM_TEST
  69
  70 #if defined(CONFIG_CF_SBF)
  71 #define CONFIG_SERIAL_BOOT
  72 #endif
  73
  74 /* Reserve 256 kB for Monitor */
  75 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)
  76
  77 /*
  78  * For booting Linux, the board info and command line data
  79  * have to be in the first 8 MB of memory, since this is
  80  * the maximum mapped by the Linux kernel during initialization ??
  81  */
  82 /* Initial Memory map for Linux */
  83 #define CONFIG_SYS_BOOTMAPSZ            (CONFIG_SYS_SDRAM_BASE + \
  84                                         (CONFIG_SYS_SDRAM_SIZE << 20))
  85
  86 /* Configuration for environment
  87  * Environment is embedded in u-boot in the second sector of the flash
  88  */
  89
  90 /* Cache Configuration */
  91 #define ICACHE_STATUS                   (CONFIG_SYS_INIT_RAM_ADDR + \
  92                                          CONFIG_SYS_INIT_RAM_SIZE - 8)
  93 #define DCACHE_STATUS                   (CONFIG_SYS_INIT_RAM_ADDR + \
  94                                          CONFIG_SYS_INIT_RAM_SIZE - 4)
  95 #define CONFIG_SYS_ICACHE_INV           (CF_CACR_BCINVA + CF_CACR_ICINVA)
  96 #define CONFIG_SYS_DCACHE_INV           (CF_CACR_DCINVA)
  97 #define CONFIG_SYS_CACHE_ACR2           (CONFIG_SYS_SDRAM_BASE | \
  98                                          CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
  99                                          CF_ACR_EN | CF_ACR_SM_ALL)
 100 #define CONFIG_SYS_CACHE_ICACR          (CF_CACR_BEC | CF_CACR_IEC | \
 101                                          CF_CACR_ICINVA | CF_CACR_EUSP)
 102 #define CONFIG_SYS_CACHE_DCACR          ((CONFIG_SYS_CACHE_ICACR | \
 103                                          CF_CACR_DEC | CF_CACR_DDCM_P | \
 104                                          CF_CACR_DCINVA) & ~CF_CACR_ICINVA)
 105
 106 #define CACR_STATUS                     (CONFIG_SYS_INIT_RAM_ADDR + \
 107                                         CONFIG_SYS_INIT_RAM_SIZE - 12)
 108
 109 #endif /* __STMARK2_CONFIG_H */