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 /* Initial RAM for temporary stack, global data */
  23 #define CONFIG_SYS_INIT_RAM_SIZE        0x10000
  24 #define CONFIG_SYS_INIT_RAM_ADDR        \
  25         (CONFIG_SYS_SRAM_BASE + CONFIG_SYS_SRAM_SIZE - CONFIG_SYS_INIT_RAM_SIZE)
  26 #define CONFIG_SYS_INIT_SP_ADDR         \
  27         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - 1)
  28
  29 /* SDRAM Configuration (for final code, data, stack, heap) */
  30 #define CONFIG_SYS_SDRAM_BASE           0x88000000
  31 #define CONFIG_SYS_BOOTPARAMS_LEN       (4 << 10)
  32
  33 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_TEXT_BASE
  34 #define CONFIG_SYS_MONITOR_LEN          (192 << 10)
  35
  36 /* Memory Test */
  37
  38 /*----------------------------------------------------------------------
  39  * Commands
  40  */
  41
  42 /*------------------------------------------------------------
  43  * Console Configuration
  44  */
  45 #define CONFIG_SYS_CBSIZE               1024 /* Console I/O Buffer Size   */
  46
  47 /*-----------------------------------------------------------------------
  48  * Networking Configuration
  49  */
  50 #define CONFIG_SYS_RX_ETH_BUFFER        8
  51 #define CONFIG_NET_RETRY_COUNT          20
  52 #define CONFIG_ARP_TIMEOUT              500 /* millisec */
  53
  54 /*--------------------------------------------------
  55  * USB Configuration
  56  */
  57
  58 /* -------------------------------------------------
  59  * Environment
  60  */
  61
  62 /* ---------------------------------------------------------------------
  63  * Board boot configuration
  64  */
  65
  66 #define MEM_LAYOUT_ENV_SETTINGS                                 \
  67         "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0"   \
  68         "fdt_addr_r=0x89d00000\0"                               \
  69         "scriptaddr=0x88300000\0"                               \
  70
  71 #define CONFIG_LEGACY_BOOTCMD_ENV                                       \
  72         "legacy_bootcmd= "                                              \
  73                 "if load mmc 0 ${scriptaddr} uEnv.txt; then "           \
  74                         "env import -tr ${scriptaddr} ${filesize}; "    \
  75                         "if test -n \"${bootcmd_uenv}\" ; then "        \
  76                                 "echo Running bootcmd_uenv ...; "       \
  77                                 "run bootcmd_uenv; "                    \
  78                         "fi; "                                          \
  79                 "fi; \0"
  80
  81 #define BOOT_TARGET_DEVICES(func)       \
  82         func(MMC, mmc, 0)               \
  83         func(USB, usb, 0)               \
  84         func(DHCP, dhcp, na)
  85
  86 #include <config_distro_bootcmd.h>
  87
  88 #define CONFIG_EXTRA_ENV_SETTINGS       \
  89         MEM_LAYOUT_ENV_SETTINGS         \
  90         CONFIG_LEGACY_BOOTCMD_ENV       \
  91         BOOTENV
  92
  93 #endif  /* __PIC32MZDASK_CONFIG_H */