include/configs/km/km-powerpc.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * (C) Copyright 2011
   4  * Heiko Schocher, DENX Software Engineering, hs@denx.de.
   5  */
   6
   7 #ifndef __CONFIG_KEYMILE_POWERPC_H
   8 #define __CONFIG_KEYMILE_POWERPC_H
   9
  10 /* Do boardspecific init for all boards */
  11
  12 /* EEprom support 24C08, 24C16, 24C64 */
  13 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
  14
  15 /* Increase max size of compressed kernel */
  16 #define CONFIG_SYS_BOOTM_LEN            0x2000000     /* 32 MB */
  17
  18 /******************************************************************************
  19  * (PRAM usage)
  20  * ... -------------------------------------------------------
  21  * ... |ROOTFSSIZE | PNVRAM |PHRAM |RESERVED_PRAM | END_OF_RAM
  22  * ... |<------------------- pram -------------------------->|
  23  * ... -------------------------------------------------------
  24  * @END_OF_RAM:
  25  * @CONFIG_KM_RESERVED_PRAM: reserved pram for special purpose
  26  * @CONFIG_KM_PHRAM: address for /var
  27  * @CONFIG_KM_PNVRAM: address for PNVRAM (for the application)
  28  * @CONFIG_KM_ROOTFSSIZE: address for rootfilesystem in RAM
  29  */
  30
  31 /* size of rootfs in RAM */
  32 #define CONFIG_KM_ROOTFSSIZE    0x0
  33 /* set the default PRAM value to at least PNVRAM + PHRAM when pram env variable
  34  * is not valid yet, which is the case for when u-boot copies itself to RAM */
  35 #define CONFIG_PRAM             ((CONFIG_KM_PNVRAM + CONFIG_KM_PHRAM)>>10)
  36
  37 /* architecture specific default bootargs */
  38 #define CONFIG_KM_DEF_BOOT_ARGS_CPU             ""
  39
  40 #define CONFIG_KM_DEF_ENV_CPU                                           \
  41         "u-boot="CONFIG_HOSTNAME "/u-boot.bin\0"                \
  42         "update="                                                       \
  43                 "protect off " __stringify(BOOTFLASH_START) " +${filesize} && "\
  44                 "erase " __stringify(BOOTFLASH_START) "  +${filesize} && "\
  45                 "cp.b ${load_addr_r} " __stringify(BOOTFLASH_START)     \
  46                 "  ${filesize} && "                                     \
  47                 "protect on " __stringify(BOOTFLASH_START) "  +${filesize}\0"\
  48         "set_fdthigh=true\0"                                            \
  49         "checkfdt=true\0"                                               \
  50         "bootm_mapsize=" __stringify(CONFIG_SYS_BOOTM_LEN) "\0"         \
  51         ""
  52
  53 #endif /* __CONFIG_KEYMILE_POWERPC_H */