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 CFG_SYS_UART_PORT               0
  12
  13 #define LDS_BOARD_TEXT                                          \
  14         board/sysam/stmark2/sbf_dram_init.o (.text*)
  15
  16 #define CFG_EXTRA_ENV_SETTINGS                          \
  17         "kern_size=0x700000\0"                                  \
  18         "loadaddr=0x40001000\0"                                 \
  19                 "-(rootfs)\0"                                   \
  20         "update_uboot=loady ${loadaddr}; "                      \
  21                 "sf probe 0:1 50000000; "                       \
  22                 "sf erase 0 0x80000; "                          \
  23                 "sf write ${loadaddr} 0 ${filesize}\0"          \
  24         "update_kernel=loady ${loadaddr}; "                     \
  25                 "setenv kern_size ${filesize}; saveenv; "       \
  26                 "sf probe 0:1 50000000; "                       \
  27                 "sf erase 0x100000 0x700000; "                  \
  28                 "sf write ${loadaddr} 0x100000 ${filesize}\0"   \
  29         "update_rootfs=loady ${loadaddr}; "                     \
  30                 "sf probe 0:1 50000000; "                       \
  31                 "sf erase 0x00800000 0x100000; "                \
  32                 "sf write ${loadaddr} 0x00800000 ${filesize}\0" \
  33         ""
  34
  35 #define CFG_SYS_SBFHDR_SIZE             0x7
  36
  37 /* Input, PCI, Flexbus, and VCO */
  38
  39 #define CFG_PRAM                        2048    /* 2048 KB */
  40
  41 #define CFG_SYS_MBAR                    0xFC000000
  42
  43 /*
  44  * Definitions for initial stack pointer and data area (in internal SRAM)
  45  */
  46 #define CFG_SYS_INIT_RAM_ADDR   0x80000000
  47 /* End of used area in internal SRAM */
  48 #define CFG_SYS_INIT_RAM_SIZE   0x10000
  49 #define CFG_SYS_INIT_RAM_CTRL   0x221
  50 #define CFG_SYS_INIT_SP_OFFSET  ((CFG_SYS_INIT_RAM_SIZE - \
  51                                         GENERATED_GBL_DATA_SIZE) - 32)
  52 #define CFG_SYS_SBFHDR_DATA_OFFSET      (CFG_SYS_INIT_RAM_SIZE - 32)
  53
  54 /*
  55  * Start addresses for the final memory configuration
  56  * (Set up by the startup code)
  57  * Please note that CFG_SYS_SDRAM_BASE _must_ start at 0
  58  */
  59 #define CFG_SYS_SDRAM_BASE              0x40000000
  60 #define CFG_SYS_SDRAM_SIZE              128     /* SDRAM size in MB */
  61
  62 #define CFG_SYS_DRAM_TEST
  63
  64 /* Reserve 256 kB for Monitor */
  65
  66 /*
  67  * For booting Linux, the board info and command line data
  68  * have to be in the first 8 MB of memory, since this is
  69  * the maximum mapped by the Linux kernel during initialization ??
  70  */
  71 /* Initial Memory map for Linux */
  72 #define CFG_SYS_BOOTMAPSZ               (CFG_SYS_SDRAM_BASE + \
  73                                         (CFG_SYS_SDRAM_SIZE << 20))
  74
  75 /* Configuration for environment
  76  * Environment is embedded in u-boot in the second sector of the flash
  77  */
  78
  79 /* Cache Configuration */
  80 #define ICACHE_STATUS                   (CFG_SYS_INIT_RAM_ADDR + \
  81                                          CFG_SYS_INIT_RAM_SIZE - 8)
  82 #define DCACHE_STATUS                   (CFG_SYS_INIT_RAM_ADDR + \
  83                                          CFG_SYS_INIT_RAM_SIZE - 4)
  84 #define CFG_SYS_ICACHE_INV              (CF_CACR_BCINVA + CF_CACR_ICINVA)
  85 #define CFG_SYS_DCACHE_INV              (CF_CACR_DCINVA)
  86 #define CFG_SYS_CACHE_ACR2              (CFG_SYS_SDRAM_BASE | \
  87                                          CF_ADDRMASK(CFG_SYS_SDRAM_SIZE) | \
  88                                          CF_ACR_EN | CF_ACR_SM_ALL)
  89 #define CFG_SYS_CACHE_ICACR             (CF_CACR_BEC | CF_CACR_IEC | \
  90                                          CF_CACR_ICINVA | CF_CACR_EUSP)
  91 #define CFG_SYS_CACHE_DCACR             ((CFG_SYS_CACHE_ICACR | \
  92                                          CF_CACR_DEC | CF_CACR_DDCM_P | \
  93                                          CF_CACR_DCINVA) & ~CF_CACR_ICINVA)
  94
  95 #define CACR_STATUS                     (CFG_SYS_INIT_RAM_ADDR + \
  96                                         CFG_SYS_INIT_RAM_SIZE - 12)
  97
  98 #endif /* __STMARK2_CONFIG_H */