include/environment/ti/boot.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Boot related environment variable definitions on TI boards.
   4  *
   5  * (C) Copyright 2017 Linaro Ltd.
   6  * Sam Protsenko <semen.protsenko@linaro.org>
   7  */
   8
   9 #ifndef __TI_BOOT_H
  10 #define __TI_BOOT_H
  11
  12 #ifndef CONSOLEDEV
  13 #define CONSOLEDEV "ttyO2"
  14 #endif
  15
  16 #ifndef PARTS_DEFAULT
  17 #define PARTS_DEFAULT
  18 #endif
  19
  20 #define DEFAULT_COMMON_BOOT_TI_ARGS \
  21         "console=" CONSOLEDEV ",115200n8\0" \
  22         "fdtfile=undefined\0" \
  23         "bootpart=0:2\0" \
  24         "bootdir=/boot\0" \
  25         "bootfile=zImage\0" \
  26         "usbtty=cdc_acm\0" \
  27         "vram=16M\0" \
  28         "partitions=" PARTS_DEFAULT "\0" \
  29         "optargs=\0" \
  30         "dofastboot=0\0" \
  31         "emmc_linux_boot=" \
  32                 "echo Trying to boot Linux from eMMC ...; " \
  33                 "setenv mmcdev 1; " \
  34                 "setenv bootpart 1:2; " \
  35                 "setenv mmcroot /dev/mmcblk0p2 rw; " \
  36                 "run mmcboot;\0" \
  37         "emmc_android_boot=" \
  38                 "echo Trying to boot Android from eMMC ...; " \
  39                 "run update_to_fit; " \
  40                 "setenv eval_bootargs setenv bootargs $bootargs; " \
  41                 "run eval_bootargs; " \
  42                 "setenv mmcdev 1; " \
  43                 "setenv machid fe6; " \
  44                 "mmc dev $mmcdev; " \
  45                 "mmc rescan; " \
  46                 "part start mmc ${mmcdev} environment fdt_start; " \
  47                 "part size mmc ${mmcdev} environment fdt_size; " \
  48                 "part start mmc ${mmcdev} boot boot_start; " \
  49                 "part size mmc ${mmcdev} boot boot_size; " \
  50                 "mmc read ${fdtaddr} ${fdt_start} ${fdt_size}; " \
  51                 "mmc read ${loadaddr} ${boot_start} ${boot_size}; " \
  52                 "bootm ${loadaddr}#${fdtfile};\0 "
  53
  54 #ifdef CONFIG_OMAP54XX
  55
  56 #define DEFAULT_FDT_TI_ARGS \
  57         "findfdt="\
  58                 "if test $board_name = omap5_uevm; then " \
  59                         "setenv fdtfile omap5-uevm.dtb; fi; " \
  60                 "if test $board_name = dra7xx; then " \
  61                         "setenv fdtfile dra7-evm.dtb; fi;" \
  62                 "if test $board_name = dra72x-revc; then " \
  63                         "setenv fdtfile dra72-evm-revc.dtb; fi;" \
  64                 "if test $board_name = dra72x; then " \
  65                         "setenv fdtfile dra72-evm.dtb; fi;" \
  66                 "if test $board_name = dra71x; then " \
  67                         "setenv fdtfile dra71-evm.dtb; fi;" \
  68                 "if test $board_name = dra76x_acd; then " \
  69                         "setenv fdtfile dra76-evm.dtb; fi;" \
  70                 "if test $board_name = beagle_x15; then " \
  71                         "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
  72                 "if test $board_name = beagle_x15_revb1; then " \
  73                         "setenv fdtfile am57xx-beagle-x15-revb1.dtb; fi;" \
  74                 "if test $board_name = beagle_x15_revc; then " \
  75                         "setenv fdtfile am57xx-beagle-x15-revc.dtb; fi;" \
  76                 "if test $board_name = am572x_idk; then " \
  77                         "setenv fdtfile am572x-idk.dtb; fi;" \
  78                 "if test $board_name = am574x_idk; then " \
  79                         "setenv fdtfile am574x-idk.dtb; fi;" \
  80                 "if test $board_name = am57xx_evm; then " \
  81                         "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
  82                 "if test $board_name = am57xx_evm_reva3; then " \
  83                         "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
  84                 "if test $board_name = am571x_idk; then " \
  85                         "setenv fdtfile am571x-idk.dtb; fi;" \
  86                 "if test $fdtfile = undefined; then " \
  87                         "echo WARNING: Could not determine device tree to use; fi; \0"
  88
  89 #define CONFIG_BOOTCOMMAND \
  90         "if test ${dofastboot} -eq 1; then " \
  91                 "echo Boot fastboot requested, resetting dofastboot ...;" \
  92                 "setenv dofastboot 0; saveenv;" \
  93                 "echo Booting into fastboot ...; " \
  94                 "fastboot " __stringify(CONFIG_FASTBOOT_USB_DEV) "; " \
  95         "fi;" \
  96         "if test ${boot_fit} -eq 1; then "      \
  97                 "run update_to_fit;"    \
  98         "fi;"   \
  99         "run findfdt; " \
 100         "run envboot; " \
 101         "run mmcboot;" \
 102         "run emmc_linux_boot; " \
 103         "run emmc_android_boot; " \
 104         ""
 105
 106 #endif /* CONFIG_OMAP54XX */
 107
 108 #endif /* __TI_BOOT_H */