git.sur5r.net Git - u-boot/blob - 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 #define CONFIG_JFFS2_CMDLINE
  13
  14 /* standard km ethernet_present for piggy */
  15 #define CONFIG_KM_COMMON_ETH_INIT
  16
  17 /* EEprom support 24C08, 24C16, 24C64 */
  18 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
  19 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS       3  /* 8 Byte write page */
  20 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS   10
  21
  22 #define CONFIG_ENV_SIZE         0x04000         /* Size of Environment */
  23 #define CONFIG_FLASH_CFI_MTD
  24
  25 #define CONFIG_SYS_MEMTEST_START 0x00100000     /* memtest works on */
  26
  27 #define CONFIG_SYS_MEMTEST_END  0x00f00000      /* 1 ... 15 MB in DRAM  */
  28
  29 #define CONFIG_SYS_LOAD_ADDR    0x100000        /* default load address */
  30
  31 /* Reserve 4 MB for malloc */
  32 #define CONFIG_SYS_MALLOC_LEN           (4 * 1024 * 1024)
  33
  34 /******************************************************************************
  35  * (PRAM usage)
  36  * ... -------------------------------------------------------
  37  * ... |ROOTFSSIZE | PNVRAM |PHRAM |RESERVED_PRAM | END_OF_RAM
  38  * ... |<------------------- pram -------------------------->|
  39  * ... -------------------------------------------------------
  40  * @END_OF_RAM:
  41  * @CONFIG_KM_RESERVED_PRAM: reserved pram for special purpose
  42  * @CONFIG_KM_PHRAM: address for /var
  43  * @CONFIG_KM_PNVRAM: address for PNVRAM (for the application)
  44  * @CONFIG_KM_ROOTFSSIZE: address for rootfilesystem in RAM
  45  */
  46
  47 /* size of rootfs in RAM */
  48 #define CONFIG_KM_ROOTFSSIZE    0x0
  49 /* pseudo-non volatile RAM [hex] */
  50 #define CONFIG_KM_PNVRAM        0x80000
  51 /* physical RAM MTD size [hex] */
  52 #define CONFIG_KM_PHRAM         0x100000
  53 /* resereved pram area at the end of memroy [hex] */
  54 #define CONFIG_KM_RESERVED_PRAM 0x0
  55 /* set the default PRAM value to at least PNVRAM + PHRAM when pram env variable
  56  * is not valid yet, which is the case for when u-boot copies itself to RAM */
  57 #define CONFIG_PRAM             ((CONFIG_KM_PNVRAM + CONFIG_KM_PHRAM)>>10)
  58
  59 #define CONFIG_KM_CRAMFS_ADDR   0xC00000
  60 #define CONFIG_KM_KERNEL_ADDR   0x400000        /* 7680Kbytes */
  61 #define CONFIG_KM_FDT_ADDR      0xB80000        /* 512Kbytes */
  62
  63 /* architecture specific default bootargs */
  64 #define CONFIG_KM_DEF_BOOT_ARGS_CPU             ""
  65
  66 #define CONFIG_KM_DEF_ENV_CPU                                           \
  67         "u-boot="CONFIG_HOSTNAME "/u-boot.bin\0"                \
  68         "update="                                                       \
  69                 "protect off " __stringify(BOOTFLASH_START) " +${filesize} && "\
  70                 "erase " __stringify(BOOTFLASH_START) "  +${filesize} && "\
  71                 "cp.b ${load_addr_r} " __stringify(BOOTFLASH_START)     \
  72                 "  ${filesize} && "                                     \
  73                 "protect on " __stringify(BOOTFLASH_START) "  +${filesize}\0"\
  74         "set_fdthigh=true\0"                                            \
  75         "checkfdt=true\0"                                               \
  76         ""
  77
  78 #endif /* __CONFIG_KEYMILE_POWERPC_H */