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