include/configs/pic32mzdask.h

   1 /*
   2  * (c) 2015 Purna Chandra Mandal <purna.mandal@microchip.com>
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  *
   6  * Microchip PIC32MZ[DA] Starter Kit.
   7  */
   8
   9 #ifndef __PIC32MZDASK_CONFIG_H
  10 #define __PIC32MZDASK_CONFIG_H
  11
  12 /* System Configuration */
  13
  14 /*--------------------------------------------
  15  * CPU configuration
  16  */
  17 /* CPU Timer rate */
  18 #define CONFIG_SYS_MIPS_TIMER_FREQ      100000000
  19
  20 /* Cache Configuration */
  21 #define CONFIG_SYS_MIPS_CACHE_MODE      CONF_CM_CACHABLE_NONCOHERENT
  22
  23 /*----------------------------------------------------------------------
  24  * Memory Layout
  25  */
  26 #define CONFIG_SYS_SRAM_BASE            0x80000000
  27 #define CONFIG_SYS_SRAM_SIZE            0x00080000 /* 512K */
  28
  29 /* Initial RAM for temporary stack, global data */
  30 #define CONFIG_SYS_INIT_RAM_SIZE        0x10000
  31 #define CONFIG_SYS_INIT_RAM_ADDR        \
  32         (CONFIG_SYS_SRAM_BASE + CONFIG_SYS_SRAM_SIZE - CONFIG_SYS_INIT_RAM_SIZE)
  33 #define CONFIG_SYS_INIT_SP_ADDR         \
  34         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - 1)
  35
  36 /* SDRAM Configuration (for final code, data, stack, heap) */
  37 #define CONFIG_SYS_SDRAM_BASE           0x88000000
  38 #define CONFIG_SYS_MALLOC_LEN           (256 << 10)
  39 #define CONFIG_SYS_BOOTPARAMS_LEN       (4 << 10)
  40 #define CONFIG_STACKSIZE                (4 << 10) /* regular stack */
  41
  42 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_TEXT_BASE
  43 #define CONFIG_SYS_MONITOR_LEN          (192 << 10)
  44
  45 #define CONFIG_SYS_LOAD_ADDR            0x88500000 /* default load address */
  46 #define CONFIG_SYS_ENV_ADDR             0x88300000
  47 #define CONFIG_SYS_FDT_ADDR             0x89d00000
  48
  49 /* Memory Test */
  50 #define CONFIG_SYS_MEMTEST_START        0x88000000
  51 #define CONFIG_SYS_MEMTEST_END          0x88080000
  52
  53 /*----------------------------------------------------------------------
  54  * Commands
  55  */
  56 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
  57 #define CONFIG_CMD_CLK
  58
  59 /*-------------------------------------------------
  60  * FLASH configuration
  61  */
  62 #define CONFIG_SYS_NO_FLASH
  63
  64 /*------------------------------------------------------------
  65  * Console Configuration
  66  */
  67 #define CONFIG_BAUDRATE                 115200
  68 #define CONFIG_SYS_CBSIZE               1024 /* Console I/O Buffer Size   */
  69 #define CONFIG_SYS_MAXARGS              16   /* max number of command args*/
  70 #define CONFIG_SYS_PBSIZE               \
  71                 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
  72 #define CONFIG_CMDLINE_EDITING          1
  73
  74 /*-----------------------------------------------------------------------
  75  * Networking Configuration
  76  */
  77 #define CONFIG_MII
  78 #define CONFIG_PHY_SMSC
  79 #define CONFIG_SYS_RX_ETH_BUFFER        8
  80 #define CONFIG_NET_RETRY_COUNT          20
  81 #define CONFIG_ARP_TIMEOUT              500 /* millisec */
  82
  83 /*
  84  * BOOTP options
  85  */
  86 #define CONFIG_BOOTP_BOOTFILESIZE
  87 #define CONFIG_BOOTP_BOOTPATH
  88 #define CONFIG_BOOTP_GATEWAY
  89 #define CONFIG_BOOTP_HOSTNAME
  90
  91 /*--------------------------------------------------
  92  * USB Configuration
  93  */
  94 #define CONFIG_USB_MUSB_PIO_ONLY
  95
  96 /*-----------------------------------------------------------------------
  97  * File System Configuration
  98  */
  99 /* FAT FS */
 100 #define CONFIG_SUPPORT_VFAT
 101 #define CONFIG_FS_FAT
 102 #define CONFIG_FAT_WRITE
 103
 104 /* EXT4 FS */
 105 #define CONFIG_FS_EXT4
 106
 107 /* -------------------------------------------------
 108  * Environment
 109  */
 110 #define CONFIG_ENV_IS_NOWHERE   1
 111 #define CONFIG_ENV_SIZE         0x4000
 112
 113 /* ---------------------------------------------------------------------
 114  * Board boot configuration
 115  */
 116 #define CONFIG_TIMESTAMP        /* Print image info with timestamp */
 117
 118 #define MEM_LAYOUT_ENV_SETTINGS                                 \
 119         "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0"   \
 120         "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0"       \
 121         "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0"
 122
 123 #define CONFIG_LEGACY_BOOTCMD_ENV                                       \
 124         "legacy_bootcmd= "                                              \
 125                 "if load mmc 0 ${scriptaddr} uEnv.txt; then "           \
 126                         "env import -tr ${scriptaddr} ${filesize}; "    \
 127                         "if test -n \"${bootcmd_uenv}\" ; then "        \
 128                                 "echo Running bootcmd_uenv ...; "       \
 129                                 "run bootcmd_uenv; "                    \
 130                         "fi; "                                          \
 131                 "fi; \0"
 132
 133 #define BOOT_TARGET_DEVICES(func)       \
 134         func(MMC, mmc, 0)               \
 135         func(USB, usb, 0)               \
 136         func(DHCP, dhcp, na)
 137
 138 #include <config_distro_bootcmd.h>
 139
 140 #define CONFIG_EXTRA_ENV_SETTINGS       \
 141         MEM_LAYOUT_ENV_SETTINGS         \
 142         CONFIG_LEGACY_BOOTCMD_ENV       \
 143         BOOTENV
 144
 145 #undef CONFIG_BOOTCOMMAND
 146 #define CONFIG_BOOTCOMMAND      "run distro_bootcmd || run legacy_bootcmd"
 147
 148 #endif  /* __PIC32MZDASK_CONFIG_H */