git.sur5r.net Git - u-boot/blob - 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 /* Cache Configuration */
  20 #define CONFIG_SYS_MIPS_CACHE_MODE      CONF_CM_CACHABLE_NONCOHERENT
  21
  22 /*----------------------------------------------------------------------
  23  * Memory Layout
  24  */
  25 #define CONFIG_SYS_SRAM_BASE            0x80000000
  26 #define CONFIG_SYS_SRAM_SIZE            0x00080000 /* 512K */
  27
  28 /* Initial RAM for temporary stack, global data */
  29 #define CONFIG_SYS_INIT_RAM_SIZE        0x10000
  30 #define CONFIG_SYS_INIT_RAM_ADDR        \
  31         (CONFIG_SYS_SRAM_BASE + CONFIG_SYS_SRAM_SIZE - CONFIG_SYS_INIT_RAM_SIZE)
  32 #define CONFIG_SYS_INIT_SP_ADDR         \
  33         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - 1)
  34
  35 /* SDRAM Configuration (for final code, data, stack, heap) */
  36 #define CONFIG_SYS_SDRAM_BASE           0x88000000
  37 #define CONFIG_SYS_MALLOC_LEN           (256 << 10)
  38 #define CONFIG_SYS_BOOTPARAMS_LEN       (4 << 10)
  39
  40 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_TEXT_BASE
  41 #define CONFIG_SYS_MONITOR_LEN          (192 << 10)
  42
  43 #define CONFIG_SYS_LOAD_ADDR            0x88500000 /* default load address */
  44 #define CONFIG_SYS_ENV_ADDR             0x88300000
  45 #define CONFIG_SYS_FDT_ADDR             0x89d00000
  46
  47 /* Memory Test */
  48 #define CONFIG_SYS_MEMTEST_START        0x88000000
  49 #define CONFIG_SYS_MEMTEST_END          0x88080000
  50
  51 /*----------------------------------------------------------------------
  52  * Commands
  53  */
  54
  55 /*------------------------------------------------------------
  56  * Console Configuration
  57  */
  58 #define CONFIG_SYS_CBSIZE               1024 /* Console I/O Buffer Size   */
  59
  60 /*-----------------------------------------------------------------------
  61  * Networking Configuration
  62  */
  63 #define CONFIG_MII
  64 #define CONFIG_PHY_SMSC
  65 #define CONFIG_SYS_RX_ETH_BUFFER        8
  66 #define CONFIG_NET_RETRY_COUNT          20
  67 #define CONFIG_ARP_TIMEOUT              500 /* millisec */
  68
  69 /*
  70  * BOOTP options
  71  */
  72 #define CONFIG_BOOTP_BOOTFILESIZE
  73
  74 /*--------------------------------------------------
  75  * USB Configuration
  76  */
  77
  78 /* -------------------------------------------------
  79  * Environment
  80  */
  81 #define CONFIG_ENV_SIZE         0x4000
  82
  83 /* ---------------------------------------------------------------------
  84  * Board boot configuration
  85  */
  86 #define CONFIG_TIMESTAMP        /* Print image info with timestamp */
  87
  88 #define MEM_LAYOUT_ENV_SETTINGS                                 \
  89         "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0"   \
  90         "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0"       \
  91         "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0"
  92
  93 #define CONFIG_LEGACY_BOOTCMD_ENV                                       \
  94         "legacy_bootcmd= "                                              \
  95                 "if load mmc 0 ${scriptaddr} uEnv.txt; then "           \
  96                         "env import -tr ${scriptaddr} ${filesize}; "    \
  97                         "if test -n \"${bootcmd_uenv}\" ; then "        \
  98                                 "echo Running bootcmd_uenv ...; "       \
  99                                 "run bootcmd_uenv; "                    \
 100                         "fi; "                                          \
 101                 "fi; \0"
 102
 103 #define BOOT_TARGET_DEVICES(func)       \
 104         func(MMC, mmc, 0)               \
 105         func(USB, usb, 0)               \
 106         func(DHCP, dhcp, na)
 107
 108 #include <config_distro_bootcmd.h>
 109
 110 #define CONFIG_EXTRA_ENV_SETTINGS       \
 111         MEM_LAYOUT_ENV_SETTINGS         \
 112         CONFIG_LEGACY_BOOTCMD_ENV       \
 113         BOOTENV
 114
 115 #undef CONFIG_BOOTCOMMAND
 116 #define CONFIG_BOOTCOMMAND      "run distro_bootcmd || run legacy_bootcmd"
 117
 118 #endif  /* __PIC32MZDASK_CONFIG_H */