include/configs/pic32mzdask.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * (c) 2015 Purna Chandra Mandal <purna.mandal@microchip.com>
   4  *
   5  * Microchip PIC32MZ[DA] Starter Kit.
   6  */
   7
   8 #ifndef __PIC32MZDASK_CONFIG_H
   9 #define __PIC32MZDASK_CONFIG_H
  10
  11 /* System Configuration */
  12
  13 /*--------------------------------------------
  14  * CPU configuration
  15  */
  16 /* CPU Timer rate */
  17 #define CONFIG_SYS_MIPS_TIMER_FREQ      100000000
  18
  19 /*----------------------------------------------------------------------
  20  * Memory Layout
  21  */
  22 #define CONFIG_SYS_SRAM_SIZE            0x00080000 /* 512K */
  23
  24 /* Initial RAM for temporary stack, global data */
  25 #define CONFIG_SYS_INIT_RAM_SIZE        0x10000
  26 #define CONFIG_SYS_INIT_RAM_ADDR        \
  27         (CONFIG_SYS_SRAM_BASE + CONFIG_SYS_SRAM_SIZE - CONFIG_SYS_INIT_RAM_SIZE)
  28 #define CONFIG_SYS_INIT_SP_ADDR         \
  29         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - 1)
  30
  31 /* SDRAM Configuration (for final code, data, stack, heap) */
  32 #define CONFIG_SYS_SDRAM_BASE           0x88000000
  33 #define CONFIG_SYS_MALLOC_LEN           (256 << 10)
  34 #define CONFIG_SYS_BOOTPARAMS_LEN       (4 << 10)
  35
  36 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_TEXT_BASE
  37 #define CONFIG_SYS_MONITOR_LEN          (192 << 10)
  38
  39 #define CONFIG_SYS_LOAD_ADDR            0x88500000 /* default load address */
  40 #define CONFIG_SYS_ENV_ADDR             0x88300000
  41 #define CONFIG_SYS_FDT_ADDR             0x89d00000
  42
  43 /* Memory Test */
  44
  45 /*----------------------------------------------------------------------
  46  * Commands
  47  */
  48
  49 /*------------------------------------------------------------
  50  * Console Configuration
  51  */
  52 #define CONFIG_SYS_CBSIZE               1024 /* Console I/O Buffer Size   */
  53
  54 /*-----------------------------------------------------------------------
  55  * Networking Configuration
  56  */
  57 #define CONFIG_SYS_RX_ETH_BUFFER        8
  58 #define CONFIG_NET_RETRY_COUNT          20
  59 #define CONFIG_ARP_TIMEOUT              500 /* millisec */
  60
  61 /*
  62  * BOOTP options
  63  */
  64 #define CONFIG_BOOTP_BOOTFILESIZE
  65
  66 /*--------------------------------------------------
  67  * USB Configuration
  68  */
  69
  70 /* -------------------------------------------------
  71  * Environment
  72  */
  73
  74 /* ---------------------------------------------------------------------
  75  * Board boot configuration
  76  */
  77 #define CONFIG_TIMESTAMP        /* Print image info with timestamp */
  78
  79 #define MEM_LAYOUT_ENV_SETTINGS                                 \
  80         "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0"   \
  81         "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0"       \
  82         "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0"
  83
  84 #define CONFIG_LEGACY_BOOTCMD_ENV                                       \
  85         "legacy_bootcmd= "                                              \
  86                 "if load mmc 0 ${scriptaddr} uEnv.txt; then "           \
  87                         "env import -tr ${scriptaddr} ${filesize}; "    \
  88                         "if test -n \"${bootcmd_uenv}\" ; then "        \
  89                                 "echo Running bootcmd_uenv ...; "       \
  90                                 "run bootcmd_uenv; "                    \
  91                         "fi; "                                          \
  92                 "fi; \0"
  93
  94 #define BOOT_TARGET_DEVICES(func)       \
  95         func(MMC, mmc, 0)               \
  96         func(USB, usb, 0)               \
  97         func(DHCP, dhcp, na)
  98
  99 #include <config_distro_bootcmd.h>
 100
 101 #define CONFIG_EXTRA_ENV_SETTINGS       \
 102         MEM_LAYOUT_ENV_SETTINGS         \
 103         CONFIG_LEGACY_BOOTCMD_ENV       \
 104         BOOTENV
 105
 106 #undef CONFIG_BOOTCOMMAND
 107 #define CONFIG_BOOTCOMMAND      "run distro_bootcmd || run legacy_bootcmd"
 108
 109 #endif  /* __PIC32MZDASK_CONFIG_H */