include/configs/vcoreiii.h

   1 /* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
   2 /*
   3  * Copyright (c) 2018 Microsemi Corporation
   4  */
   5
   6 #ifndef __VCOREIII_H
   7 #define __VCOREIII_H
   8
   9 #include <linux/sizes.h>
  10
  11 /* Onboard devices */
  12
  13 #define CONFIG_SYS_INIT_SP_OFFSET       0x400000
  14
  15 #if defined(CONFIG_SOC_LUTON) || defined(CONFIG_SOC_SERVAL)
  16 #define CPU_CLOCK_RATE                  416666666 /* Clock for the MIPS core */
  17 #define CONFIG_SYS_MIPS_TIMER_FREQ      208333333
  18 #else
  19 #define CPU_CLOCK_RATE                  500000000 /* Clock for the MIPS core */
  20 #define CONFIG_SYS_MIPS_TIMER_FREQ      (CPU_CLOCK_RATE / 2)
  21 #endif
  22 #define CONFIG_SYS_NS16550_CLK          CONFIG_SYS_MIPS_TIMER_FREQ
  23
  24 #define CONFIG_SYS_SDRAM_BASE           0x80000000
  25 #if defined(CONFIG_DDRTYPE_H5TQ1G63BFA) || defined(CONFIG_DDRTYPE_MT47H128M8HQ)
  26 #define CONFIG_SYS_SDRAM_SIZE           (128 * SZ_1M)
  27 #elif defined(CONFIG_DDRTYPE_MT41J128M16HA) || defined(CONFIG_DDRTYPE_MT41K128M16JT)
  28 #define CONFIG_SYS_SDRAM_SIZE           (256 * SZ_1M)
  29 #elif defined(CONFIG_DDRTYPE_H5TQ4G63MFR) || defined(CONFIG_DDRTYPE_MT41K256M16)
  30 #define CONFIG_SYS_SDRAM_SIZE           (512 * SZ_1M)
  31 #else
  32 #error Unknown DDR size - please add!
  33 #endif
  34
  35 #if defined(CONFIG_MTDIDS_DEFAULT) && defined(CONFIG_MTDPARTS_DEFAULT)
  36 #define VCOREIII_DEFAULT_MTD_ENV                    \
  37         "mtdparts="CONFIG_MTDPARTS_DEFAULT"\0"      \
  38         "mtdids="CONFIG_MTDIDS_DEFAULT"\0"
  39 #else
  40 #define VCOREIII_DEFAULT_MTD_ENV    /* Go away */
  41 #endif
  42
  43 #define CONFIG_SYS_BOOTM_LEN      (16 << 20)      /* Increase max gunzip size */
  44
  45 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
  46         VCOREIII_DEFAULT_MTD_ENV                                        \
  47         "loadaddr=0x81000000\0"                                         \
  48         "spi_image_off=0x00100000\0"                                    \
  49         "console=ttyS0,115200\0"                                        \
  50         "setup=setenv bootargs console=${console} ${mtdparts}"          \
  51         "${bootargs_extra}\0"                                           \
  52         "spiboot=run setup; sf probe; sf read ${loadaddr}"              \
  53         "${spi_image_off} 0x600000; bootm ${loadaddr}\0"                \
  54         "ubootfile=u-boot.bin\0"                                        \
  55         "update=sf probe;mtdparts;dhcp ${loadaddr} ${ubootfile};"       \
  56         "sf erase UBoot 0x100000;"                                      \
  57         "sf write ${loadaddr} UBoot  ${filesize}\0"                     \
  58         "bootcmd=run spiboot\0"                                         \
  59         ""
  60 #endif                          /* __VCOREIII_H */