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