include/configs/stmark2.h

   1 /*
   2  * Sysam stmark2 board configuration
   3  *
   4  * (C) Copyright 2017  Angelo Dureghello <angelo@sysam.it>
   5  *
   6  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #ifndef __STMARK2_CONFIG_H
  10 #define __STMARK2_CONFIG_H
  11
  12 #define CONFIG_STMARK2
  13 #define CONFIG_HOSTNAME                 stmark2
  14
  15 #define CONFIG_MCFUART
  16 #define CONFIG_SYS_UART_PORT            0
  17 #define CONFIG_SYS_BAUDRATE_TABLE       { 9600 , 19200 , 38400 , 57600, 115200 }
  18
  19 #define LDS_BOARD_TEXT                                          \
  20         board/sysam/stmark2/sbf_dram_init.o (.text*)
  21
  22 #define CONFIG_TIMESTAMP
  23
  24 #define CONFIG_BOOTARGS                                         \
  25         "console=ttyS0,115200 root=/dev/ram0 rw "               \
  26                 "rootfstype=ramfs "                             \
  27                 "rdinit=/bin/init "                             \
  28                 "devtmpfs.mount=1"
  29
  30 #define CONFIG_BOOTCOMMAND                                      \
  31         "sf probe 0:1 50000000; "                               \
  32         "sf read ${loadaddr} 0x100000 ${kern_size}; "           \
  33         "bootm ${loadaddr}"
  34
  35 #define CONFIG_EXTRA_ENV_SETTINGS                               \
  36         "kern_size=0x700000\0"                                  \
  37         "loadaddr=0x40001000\0"                                 \
  38                 "-(rootfs)\0"                                   \
  39         "update_uboot=loady ${loadaddr}; "                      \
  40                 "sf probe 0:1 50000000; "                       \
  41                 "sf erase 0 0x80000; "                          \
  42                 "sf write ${loadaddr} 0 ${filesize}\0"          \
  43         "update_kernel=loady ${loadaddr}; "                     \
  44                 "setenv kern_size ${filesize}; saveenv; "       \
  45                 "sf probe 0:1 50000000; "                       \
  46                 "sf erase 0x100000 0x700000; "                  \
  47                 "sf write ${loadaddr} 0x100000 ${filesize}\0"   \
  48         "update_rootfs=loady ${loadaddr}; "                     \
  49                 "sf probe 0:1 50000000; "                       \
  50                 "sf erase 0x00800000 0x100000; "                \
  51                 "sf write ${loadaddr} 0x00800000 ${filesize}\0" \
  52         ""
  53
  54 /* Realtime clock */
  55 #undef CONFIG_MCFRTC
  56 #define CONFIG_RTC_MCFRRTC
  57 #define CONFIG_SYS_MCFRRTC_BASE         0xFC0A8000
  58
  59 /* spi not partitions */
  60 #define CONFIG_MTD_DEVICE
  61 #define CONFIG_JFFS2_CMDLINE
  62 #define CONFIG_JFFS2_DEV                "nor0"
  63
  64 /* Timer */
  65 #define CONFIG_MCFTMR
  66 #undef CONFIG_MCFPIT
  67
  68 /* DSPI and Serial Flash */
  69 #define CONFIG_CF_SPI
  70 #define CONFIG_CF_DSPI
  71 #define CONFIG_SF_DEFAULT_SPEED         50000000
  72 #define CONFIG_SERIAL_FLASH
  73 #define CONFIG_HARD_SPI
  74 #define CONFIG_SPI_FLASH_ISSI
  75 #define CONFIG_ENV_SPI_BUS              0
  76 #define CONFIG_ENV_SPI_CS               1
  77
  78 #define CONFIG_SYS_SBFHDR_SIZE          0x7
  79
  80 #define CONFIG_SYS_DSPI_CTAR0           (DSPI_CTAR_TRSZ(7) | \
  81                                         DSPI_CTAR_PCSSCK_1CLK | \
  82                                         DSPI_CTAR_PASC(0) | \
  83                                         DSPI_CTAR_PDT(0) | \
  84                                         DSPI_CTAR_CSSCK(0) | \
  85                                         DSPI_CTAR_ASC(0) | \
  86                                         DSPI_CTAR_DT(1) | \
  87                                         DSPI_CTAR_BR(6))
  88 #define CONFIG_SYS_DSPI_CTAR1           (CONFIG_SYS_DSPI_CTAR0)
  89 #define CONFIG_SYS_DSPI_CTAR2           (CONFIG_SYS_DSPI_CTAR0)
  90
  91 /* Input, PCI, Flexbus, and VCO */
  92 #define CONFIG_EXTRA_CLOCK
  93
  94 #define CONFIG_PRAM                     2048    /* 2048 KB */
  95 #define CONFIG_SYS_LONGHELP
  96 #define CONFIG_AUTO_COMPLETE
  97 #define CONFIG_SYS_CBSIZE               256     /* Console I/O Buffer Size */
  98
  99 /* Print Buffer Size */
 100 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
 101                                         sizeof(CONFIG_SYS_PROMPT) + 16)
 102 #define CONFIG_SYS_MAXARGS              16
 103 /* Boot Argument Buffer Size    */
 104 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE
 105
 106 #define CONFIG_SYS_LOAD_ADDR            (CONFIG_SYS_SDRAM_BASE + 0x10000)
 107 #define CONFIG_SYS_MBAR                 0xFC000000
 108
 109 /*
 110  * Definitions for initial stack pointer and data area (in internal SRAM)
 111  */
 112 #define CONFIG_SYS_INIT_RAM_ADDR        0x80000000
 113 /* End of used area in internal SRAM */
 114 #define CONFIG_SYS_INIT_RAM_SIZE        0x10000
 115 #define CONFIG_SYS_INIT_RAM_CTRL        0x221
 116 #define CONFIG_SYS_GBL_DATA_OFFSET      ((CONFIG_SYS_INIT_RAM_SIZE - \
 117                                         GENERATED_GBL_DATA_SIZE) - 32)
 118 #define CONFIG_SYS_INIT_SP_OFFSET       CONFIG_SYS_GBL_DATA_OFFSET
 119 #define CONFIG_SYS_SBFHDR_DATA_OFFSET   (CONFIG_SYS_INIT_RAM_SIZE - 32)
 120
 121 /*
 122  * Start addresses for the final memory configuration
 123  * (Set up by the startup code)
 124  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
 125  */
 126 #define CONFIG_SYS_SDRAM_BASE           0x40000000
 127 #define CONFIG_SYS_SDRAM_SIZE           128     /* SDRAM size in MB */
 128
 129 #define CONFIG_SYS_MEMTEST_START        (CONFIG_SYS_SDRAM_BASE + 0x400)
 130 #define CONFIG_SYS_MEMTEST_END          ((CONFIG_SYS_SDRAM_SIZE - 3) << 20)
 131 #define CONFIG_SYS_DRAM_TEST
 132
 133 #if defined(CONFIG_CF_SBF)
 134 #define CONFIG_SERIAL_BOOT
 135 #endif
 136
 137 #if defined(CONFIG_SERIAL_BOOT)
 138 #define CONFIG_SYS_MONITOR_BASE         (CONFIG_SYS_TEXT_BASE + 0x400)
 139 #else
 140 #define CONFIG_SYS_MONITOR_BASE         (CONFIG_SYS_FLASH_BASE + 0x400)
 141 #endif
 142
 143 #define CONFIG_SYS_BOOTPARAMS_LEN       (64 * 1024)
 144 /* Reserve 256 kB for Monitor */
 145 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)
 146 /* Reserve 256 kB for malloc() */
 147 #define CONFIG_SYS_MALLOC_LEN           (256 << 10)
 148
 149 /*
 150  * For booting Linux, the board info and command line data
 151  * have to be in the first 8 MB of memory, since this is
 152  * the maximum mapped by the Linux kernel during initialization ??
 153  */
 154 /* Initial Memory map for Linux */
 155 #define CONFIG_SYS_BOOTMAPSZ            (CONFIG_SYS_SDRAM_BASE + \
 156                                         (CONFIG_SYS_SDRAM_SIZE << 20))
 157
 158 /* Configuration for environment
 159  * Environment is embedded in u-boot in the second sector of the flash
 160  */
 161
 162 #if defined(CONFIG_CF_SBF)
 163 #define CONFIG_ENV_IS_IN_SPI_FLASH      1
 164 #define CONFIG_ENV_SPI_CS               1
 165 #define CONFIG_ENV_OFFSET               0x40000
 166 #define CONFIG_ENV_SIZE                 0x2000
 167 #define CONFIG_ENV_SECT_SIZE            0x10000
 168 #endif
 169
 170 #undef CONFIG_ENV_OVERWRITE
 171
 172 /* Cache Configuration */
 173 #define CONFIG_SYS_CACHELINE_SIZE       16
 174 #define ICACHE_STATUS                   (CONFIG_SYS_INIT_RAM_ADDR + \
 175                                          CONFIG_SYS_INIT_RAM_SIZE - 8)
 176 #define DCACHE_STATUS                   (CONFIG_SYS_INIT_RAM_ADDR + \
 177                                          CONFIG_SYS_INIT_RAM_SIZE - 4)
 178 #define CONFIG_SYS_ICACHE_INV           (CF_CACR_BCINVA + CF_CACR_ICINVA)
 179 #define CONFIG_SYS_DCACHE_INV           (CF_CACR_DCINVA)
 180 #define CONFIG_SYS_CACHE_ACR2           (CONFIG_SYS_SDRAM_BASE | \
 181                                          CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
 182                                          CF_ACR_EN | CF_ACR_SM_ALL)
 183 #define CONFIG_SYS_CACHE_ICACR          (CF_CACR_BEC | CF_CACR_IEC | \
 184                                          CF_CACR_ICINVA | CF_CACR_EUSP)
 185 #define CONFIG_SYS_CACHE_DCACR          ((CONFIG_SYS_CACHE_ICACR | \
 186                                          CF_CACR_DEC | CF_CACR_DDCM_P | \
 187                                          CF_CACR_DCINVA) & ~CF_CACR_ICINVA)
 188
 189 #define CACR_STATUS                     (CONFIG_SYS_INIT_RAM_ADDR + \
 190                                         CONFIG_SYS_INIT_RAM_SIZE - 12)
 191
 192 #endif /* __STMARK2_CONFIG_H */