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_BASE            0x80000000
  23 #define CONFIG_SYS_SRAM_SIZE            0x00080000 /* 512K */
  24
  25 /* Initial RAM for temporary stack, global data */
  26 #define CONFIG_SYS_INIT_RAM_SIZE        0x10000
  27 #define CONFIG_SYS_INIT_RAM_ADDR        \
  28         (CONFIG_SYS_SRAM_BASE + CONFIG_SYS_SRAM_SIZE - CONFIG_SYS_INIT_RAM_SIZE)
  29 #define CONFIG_SYS_INIT_SP_ADDR         \
  30         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - 1)
  31
  32 /* SDRAM Configuration (for final code, data, stack, heap) */
  33 #define CONFIG_SYS_SDRAM_BASE           0x88000000
  34 #define CONFIG_SYS_MALLOC_LEN           (256 << 10)
  35 #define CONFIG_SYS_BOOTPARAMS_LEN       (4 << 10)
  36
  37 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_TEXT_BASE
  38 #define CONFIG_SYS_MONITOR_LEN          (192 << 10)
  39
  40 #define CONFIG_SYS_LOAD_ADDR            0x88500000 /* default load address */
  41 #define CONFIG_SYS_ENV_ADDR             0x88300000
  42 #define CONFIG_SYS_FDT_ADDR             0x89d00000
  43
  44 /* Memory Test */
  45 #define CONFIG_SYS_MEMTEST_START        0x88000000
  46 #define CONFIG_SYS_MEMTEST_END          0x88080000
  47
  48 /*----------------------------------------------------------------------
  49  * Commands
  50  */
  51
  52 /*------------------------------------------------------------
  53  * Console Configuration
  54  */
  55 #define CONFIG_SYS_CBSIZE               1024 /* Console I/O Buffer Size   */
  56
  57 /*-----------------------------------------------------------------------
  58  * Networking Configuration
  59  */
  60 #define CONFIG_SYS_RX_ETH_BUFFER        8
  61 #define CONFIG_NET_RETRY_COUNT          20
  62 #define CONFIG_ARP_TIMEOUT              500 /* millisec */
  63
  64 /*
  65  * BOOTP options
  66  */
  67 #define CONFIG_BOOTP_BOOTFILESIZE
  68
  69 /*--------------------------------------------------
  70  * USB Configuration
  71  */
  72
  73 /* -------------------------------------------------
  74  * Environment
  75  */
  76
  77 /* ---------------------------------------------------------------------
  78  * Board boot configuration
  79  */
  80 #define CONFIG_TIMESTAMP        /* Print image info with timestamp */
  81
  82 #define MEM_LAYOUT_ENV_SETTINGS                                 \
  83         "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0"   \
  84         "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0"       \
  85         "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0"
  86
  87 #define CONFIG_LEGACY_BOOTCMD_ENV                                       \
  88         "legacy_bootcmd= "                                              \
  89                 "if load mmc 0 ${scriptaddr} uEnv.txt; then "           \
  90                         "env import -tr ${scriptaddr} ${filesize}; "    \
  91                         "if test -n \"${bootcmd_uenv}\" ; then "        \
  92                                 "echo Running bootcmd_uenv ...; "       \
  93                                 "run bootcmd_uenv; "                    \
  94                         "fi; "                                          \
  95                 "fi; \0"
  96
  97 #define BOOT_TARGET_DEVICES(func)       \
  98         func(MMC, mmc, 0)               \
  99         func(USB, usb, 0)               \
 100         func(DHCP, dhcp, na)
 101
 102 #include <config_distro_bootcmd.h>
 103
 104 #define CONFIG_EXTRA_ENV_SETTINGS       \
 105         MEM_LAYOUT_ENV_SETTINGS         \
 106         CONFIG_LEGACY_BOOTCMD_ENV       \
 107         BOOTENV
 108
 109 #undef CONFIG_BOOTCOMMAND
 110 #define CONFIG_BOOTCOMMAND      "run distro_bootcmd || run legacy_bootcmd"
 111
 112 #endif  /* __PIC32MZDASK_CONFIG_H */