include/configs/linkit-smart-7688.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Copyright (C) 2018 Stefan Roese <sr@denx.de>
   4  */
   5
   6 #ifndef __CONFIG_LINKIT_SMART_7688_H
   7 #define __CONFIG_LINKIT_SMART_7688_H
   8
   9 /* CPU */
  10 #define CONFIG_SYS_MIPS_TIMER_FREQ      290000000
  11
  12 /* RAM */
  13 #define CONFIG_SYS_SDRAM_BASE           0x80000000
  14
  15 #define CONFIG_SYS_LOAD_ADDR            CONFIG_SYS_SDRAM_BASE + 0x100000
  16
  17 #define CONFIG_SYS_INIT_SP_OFFSET       0x400000
  18
  19 /* SPL */
  20 #if defined(CONFIG_SPL) && !defined(CONFIG_SPL_BUILD)
  21 #define CONFIG_SKIP_LOWLEVEL_INIT
  22 #endif
  23
  24 #define CONFIG_SYS_UBOOT_START          CONFIG_SYS_TEXT_BASE
  25 #define CONFIG_SPL_BSS_START_ADDR       0x80010000
  26 #define CONFIG_SPL_BSS_MAX_SIZE         0x10000
  27 #define CONFIG_SPL_MAX_SIZE             0x10000
  28 #define CONFIG_SPL_PAD_TO               0
  29
  30 /* Dummy value */
  31 #define CONFIG_SYS_UBOOT_BASE           0
  32
  33 /* Serial SPL */
  34 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_SERIAL_SUPPORT)
  35 #define CONFIG_SYS_NS16550_MEM32
  36 #define CONFIG_SYS_NS16550_CLK          40000000
  37 #define CONFIG_SYS_NS16550_REG_SIZE     -4
  38 #define CONFIG_SYS_NS16550_COM3         0xb0000e00
  39 #define CONFIG_CONS_INDEX               3
  40
  41 #endif
  42
  43 /* UART */
  44 #define CONFIG_SYS_BAUDRATE_TABLE       { 9600, 19200, 38400, 57600, 115200, \
  45                                           230400, 460800, 921600 }
  46
  47 /* RAM */
  48
  49 /* Memory usage */
  50 #define CONFIG_SYS_MAXARGS              64
  51 #define CONFIG_SYS_MALLOC_LEN           (1024 * 1024)
  52 #define CONFIG_SYS_BOOTPARAMS_LEN       (128 * 1024)
  53 #define CONFIG_SYS_CBSIZE               512
  54
  55 /* U-Boot */
  56 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_TEXT_BASE
  57
  58 /* Environment settings */
  59
  60 /*
  61  * Environment is right behind U-Boot in flash. Make sure U-Boot
  62  * doesn't grow into the environment area.
  63  */
  64 #define CONFIG_BOARD_SIZE_LIMIT         CONFIG_ENV_OFFSET
  65
  66 #endif /* __CONFIG_LINKIT_SMART_7688_H */