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  * SDHC Configuration
  93  */
  94 #define CONFIG_GENERIC_MMC
  95
  96 /*--------------------------------------------------
  97  * USB Configuration
  98  */
  99 #define CONFIG_USB_MUSB_PIO_ONLY
 100
 101 /*-----------------------------------------------------------------------
 102  * File System Configuration
 103  */
 104 /* FAT FS */
 105 #define CONFIG_SUPPORT_VFAT
 106 #define CONFIG_FS_FAT
 107 #define CONFIG_FAT_WRITE
 108
 109 /* EXT4 FS */
 110 #define CONFIG_FS_EXT4
 111
 112 /* -------------------------------------------------
 113  * Environment
 114  */
 115 #define CONFIG_ENV_IS_NOWHERE   1
 116 #define CONFIG_ENV_SIZE         0x4000
 117
 118 /* ---------------------------------------------------------------------
 119  * Board boot configuration
 120  */
 121 #define CONFIG_TIMESTAMP        /* Print image info with timestamp */
 122
 123 #define MEM_LAYOUT_ENV_SETTINGS                                 \
 124         "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0"   \
 125         "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0"       \
 126         "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0"
 127
 128 #define CONFIG_LEGACY_BOOTCMD_ENV                                       \
 129         "legacy_bootcmd= "                                              \
 130                 "if load mmc 0 ${scriptaddr} uEnv.txt; then "           \
 131                         "env import -tr ${scriptaddr} ${filesize}; "    \
 132                         "if test -n \"${bootcmd_uenv}\" ; then "        \
 133                                 "echo Running bootcmd_uenv ...; "       \
 134                                 "run bootcmd_uenv; "                    \
 135                         "fi; "                                          \
 136                 "fi; \0"
 137
 138 #define BOOT_TARGET_DEVICES(func)       \
 139         func(MMC, mmc, 0)               \
 140         func(USB, usb, 0)               \
 141         func(DHCP, dhcp, na)
 142
 143 #include <config_distro_bootcmd.h>
 144
 145 #define CONFIG_EXTRA_ENV_SETTINGS       \
 146         MEM_LAYOUT_ENV_SETTINGS         \
 147         CONFIG_LEGACY_BOOTCMD_ENV       \
 148         BOOTENV
 149
 150 #undef CONFIG_BOOTCOMMAND
 151 #define CONFIG_BOOTCOMMAND      "run distro_bootcmd || run legacy_bootcmd"
 152
 153 #endif  /* __PIC32MZDASK_CONFIG_H */