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 #define CONFIG_SYS_SBFHDR_SIZE          0x7
  38
  39 /* Input, PCI, Flexbus, and VCO */
  40
  41 #define CONFIG_PRAM                     2048    /* 2048 KB */
  42
  43 #define CONFIG_SYS_MBAR                 0xFC000000
  44
  45 /*
  46  * Definitions for initial stack pointer and data area (in internal SRAM)
  47  */
  48 #define CONFIG_SYS_INIT_RAM_ADDR        0x80000000
  49 /* End of used area in internal SRAM */
  50 #define CONFIG_SYS_INIT_RAM_SIZE        0x10000
  51 #define CONFIG_SYS_INIT_RAM_CTRL        0x221
  52 #define CONFIG_SYS_INIT_SP_OFFSET       ((CONFIG_SYS_INIT_RAM_SIZE - \
  53                                         GENERATED_GBL_DATA_SIZE) - 32)
  54 #define CONFIG_SYS_SBFHDR_DATA_OFFSET   (CONFIG_SYS_INIT_RAM_SIZE - 32)
  55
  56 /*
  57  * Start addresses for the final memory configuration
  58  * (Set up by the startup code)
  59  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
  60  */
  61 #define CONFIG_SYS_SDRAM_BASE           0x40000000
  62 #define CONFIG_SYS_SDRAM_SIZE           128     /* SDRAM size in MB */
  63
  64 #define CONFIG_SYS_DRAM_TEST
  65
  66 #if defined(CONFIG_CF_SBF)
  67 #define CONFIG_SERIAL_BOOT
  68 #endif
  69
  70 /* Reserve 256 kB for Monitor */
  71
  72 /*
  73  * For booting Linux, the board info and command line data
  74  * have to be in the first 8 MB of memory, since this is
  75  * the maximum mapped by the Linux kernel during initialization ??
  76  */
  77 /* Initial Memory map for Linux */
  78 #define CONFIG_SYS_BOOTMAPSZ            (CONFIG_SYS_SDRAM_BASE + \
  79                                         (CONFIG_SYS_SDRAM_SIZE << 20))
  80
  81 /* Configuration for environment
  82  * Environment is embedded in u-boot in the second sector of the flash
  83  */
  84
  85 /* Cache Configuration */
  86 #define ICACHE_STATUS                   (CONFIG_SYS_INIT_RAM_ADDR + \
  87                                          CONFIG_SYS_INIT_RAM_SIZE - 8)
  88 #define DCACHE_STATUS                   (CONFIG_SYS_INIT_RAM_ADDR + \
  89                                          CONFIG_SYS_INIT_RAM_SIZE - 4)
  90 #define CONFIG_SYS_ICACHE_INV           (CF_CACR_BCINVA + CF_CACR_ICINVA)
  91 #define CONFIG_SYS_DCACHE_INV           (CF_CACR_DCINVA)
  92 #define CONFIG_SYS_CACHE_ACR2           (CONFIG_SYS_SDRAM_BASE | \
  93                                          CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
  94                                          CF_ACR_EN | CF_ACR_SM_ALL)
  95 #define CONFIG_SYS_CACHE_ICACR          (CF_CACR_BEC | CF_CACR_IEC | \
  96                                          CF_CACR_ICINVA | CF_CACR_EUSP)
  97 #define CONFIG_SYS_CACHE_DCACR          ((CONFIG_SYS_CACHE_ICACR | \
  98                                          CF_CACR_DEC | CF_CACR_DDCM_P | \
  99                                          CF_CACR_DCINVA) & ~CF_CACR_ICINVA)
 100
 101 #define CACR_STATUS                     (CONFIG_SYS_INIT_RAM_ADDR + \
 102                                         CONFIG_SYS_INIT_RAM_SIZE - 12)
 103
 104 #endif /* __STMARK2_CONFIG_H */