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_MALLOC_LEN           (256 << 10)
  32 #define CONFIG_SYS_BOOTPARAMS_LEN       (4 << 10)
  33
  34 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_TEXT_BASE
  35 #define CONFIG_SYS_MONITOR_LEN          (192 << 10)
  36
  37 #define CONFIG_SYS_LOAD_ADDR            0x88500000 /* default load address */
  38 #define CONFIG_SYS_ENV_ADDR             0x88300000
  39 #define CONFIG_SYS_FDT_ADDR             0x89d00000
  40
  41 /* Memory Test */
  42
  43 /*----------------------------------------------------------------------
  44  * Commands
  45  */
  46
  47 /*------------------------------------------------------------
  48  * Console Configuration
  49  */
  50 #define CONFIG_SYS_CBSIZE               1024 /* Console I/O Buffer Size   */
  51
  52 /*-----------------------------------------------------------------------
  53  * Networking Configuration
  54  */
  55 #define CONFIG_SYS_RX_ETH_BUFFER        8
  56 #define CONFIG_NET_RETRY_COUNT          20
  57 #define CONFIG_ARP_TIMEOUT              500 /* millisec */
  58
  59 /*
  60  * BOOTP options
  61  */
  62 #define CONFIG_BOOTP_BOOTFILESIZE
  63
  64 /*--------------------------------------------------
  65  * USB Configuration
  66  */
  67
  68 /* -------------------------------------------------
  69  * Environment
  70  */
  71
  72 /* ---------------------------------------------------------------------
  73  * Board boot configuration
  74  */
  75 #define CONFIG_TIMESTAMP        /* Print image info with timestamp */
  76
  77 #define MEM_LAYOUT_ENV_SETTINGS                                 \
  78         "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0"   \
  79         "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0"       \
  80         "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0"
  81
  82 #define CONFIG_LEGACY_BOOTCMD_ENV                                       \
  83         "legacy_bootcmd= "                                              \
  84                 "if load mmc 0 ${scriptaddr} uEnv.txt; then "           \
  85                         "env import -tr ${scriptaddr} ${filesize}; "    \
  86                         "if test -n \"${bootcmd_uenv}\" ; then "        \
  87                                 "echo Running bootcmd_uenv ...; "       \
  88                                 "run bootcmd_uenv; "                    \
  89                         "fi; "                                          \
  90                 "fi; \0"
  91
  92 #define BOOT_TARGET_DEVICES(func)       \
  93         func(MMC, mmc, 0)               \
  94         func(USB, usb, 0)               \
  95         func(DHCP, dhcp, na)
  96
  97 #include <config_distro_bootcmd.h>
  98
  99 #define CONFIG_EXTRA_ENV_SETTINGS       \
 100         MEM_LAYOUT_ENV_SETTINGS         \
 101         CONFIG_LEGACY_BOOTCMD_ENV       \
 102         BOOTENV
 103
 104 #undef CONFIG_BOOTCOMMAND
 105 #define CONFIG_BOOTCOMMAND      "run distro_bootcmd || run legacy_bootcmd"
 106
 107 #endif  /* __PIC32MZDASK_CONFIG_H */