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 the default GPT table for eMMC */
  18 #define PARTS_DEFAULT \
  19         /* Linux partitions */ \
  20         "uuid_disk=${uuid_gpt_disk};" \
  21         "name=bootloader,start=384K,size=1792K,uuid=${uuid_gpt_bootloader};" \
  22         "name=rootfs,start=2688K,size=-,uuid=${uuid_gpt_rootfs}\0" \
  23         /* Android partitions */ \
  24         "partitions_android=" \
  25         "uuid_disk=${uuid_gpt_disk};" \
  26         "name=xloader,start=128K,size=256K,uuid=${uuid_gpt_xloader};" \
  27         "name=bootloader,size=1792K,uuid=${uuid_gpt_bootloader};" \
  28         "name=environment,size=128K,uuid=${uuid_gpt_environment};" \
  29         "name=misc,size=128K,uuid=${uuid_gpt_misc};" \
  30         "name=reserved,size=256K,uuid=${uuid_gpt_reserved};" \
  31         "name=efs,size=16M,uuid=${uuid_gpt_efs};" \
  32         "name=crypto,size=16K,uuid=${uuid_gpt_crypto};" \
  33         "name=recovery,size=40M,uuid=${uuid_gpt_recovery};" \
  34         "name=boot,size=10M,uuid=${uuid_gpt_boot};" \
  35         "name=system,size=768M,uuid=${uuid_gpt_system};" \
  36         "name=vendor,size=256M,uuid=${uuid_gpt_vendor};" \
  37         "name=cache,size=256M,uuid=${uuid_gpt_cache};" \
  38         "name=ipu1,size=1M,uuid=${uuid_gpt_ipu1};" \
  39         "name=ipu2,size=1M,uuid=${uuid_gpt_ipu2};" \
  40         "name=userdata,size=-,uuid=${uuid_gpt_userdata}"
  41 #endif /* PARTS_DEFAULT */
  42
  43 #define DEFAULT_COMMON_BOOT_TI_ARGS \
  44         "console=" CONSOLEDEV ",115200n8\0" \
  45         "fdtfile=undefined\0" \
  46         "bootpart=0:2\0" \
  47         "bootdir=/boot\0" \
  48         "bootfile=zImage\0" \
  49         "usbtty=cdc_acm\0" \
  50         "vram=16M\0" \
  51         "partitions=" PARTS_DEFAULT "\0" \
  52         "optargs=\0" \
  53         "dofastboot=0\0" \
  54         "emmc_linux_boot=" \
  55                 "echo Trying to boot Linux from eMMC ...; " \
  56                 "setenv mmcdev 1; " \
  57                 "setenv bootpart 1:2; " \
  58                 "setenv mmcroot /dev/mmcblk0p2 rw; " \
  59                 "run mmcboot;\0" \
  60         "emmc_android_boot=" \
  61                 "echo Trying to boot Android from eMMC ...; " \
  62                 "run update_to_fit; " \
  63                 "setenv eval_bootargs setenv bootargs $bootargs; " \
  64                 "run eval_bootargs; " \
  65                 "setenv mmcdev 1; " \
  66                 "setenv machid fe6; " \
  67                 "mmc dev $mmcdev; " \
  68                 "mmc rescan; " \
  69                 "part start mmc ${mmcdev} environment fdt_start; " \
  70                 "part size mmc ${mmcdev} environment fdt_size; " \
  71                 "part start mmc ${mmcdev} boot boot_start; " \
  72                 "part size mmc ${mmcdev} boot boot_size; " \
  73                 "mmc read ${fdtaddr} ${fdt_start} ${fdt_size}; " \
  74                 "mmc read ${loadaddr} ${boot_start} ${boot_size}; " \
  75                 "bootm ${loadaddr}#${fdtfile};\0 "
  76
  77 #ifdef CONFIG_OMAP54XX
  78
  79 #define DEFAULT_FDT_TI_ARGS \
  80         "findfdt="\
  81                 "if test $board_name = omap5_uevm; then " \
  82                         "setenv fdtfile omap5-uevm.dtb; fi; " \
  83                 "if test $board_name = dra7xx; then " \
  84                         "setenv fdtfile dra7-evm.dtb; fi;" \
  85                 "if test $board_name = dra72x-revc; then " \
  86                         "setenv fdtfile dra72-evm-revc.dtb; fi;" \
  87                 "if test $board_name = dra72x; then " \
  88                         "setenv fdtfile dra72-evm.dtb; fi;" \
  89                 "if test $board_name = dra71x; then " \
  90                         "setenv fdtfile dra71-evm.dtb; fi;" \
  91                 "if test $board_name = dra76x_acd; then " \
  92                         "setenv fdtfile dra76-evm.dtb; fi;" \
  93                 "if test $board_name = beagle_x15; then " \
  94                         "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
  95                 "if test $board_name = beagle_x15_revb1; then " \
  96                         "setenv fdtfile am57xx-beagle-x15-revb1.dtb; fi;" \
  97                 "if test $board_name = beagle_x15_revc; then " \
  98                         "setenv fdtfile am57xx-beagle-x15-revc.dtb; fi;" \
  99                 "if test $board_name = am572x_idk; then " \
 100                         "setenv fdtfile am572x-idk.dtb; fi;" \
 101                 "if test $board_name = am574x_idk; then " \
 102                         "setenv fdtfile am574x-idk.dtb; fi;" \
 103                 "if test $board_name = am57xx_evm; then " \
 104                         "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
 105                 "if test $board_name = am57xx_evm_reva3; then " \
 106                         "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
 107                 "if test $board_name = am571x_idk; then " \
 108                         "setenv fdtfile am571x-idk.dtb; fi;" \
 109                 "if test $fdtfile = undefined; then " \
 110                         "echo WARNING: Could not determine device tree to use; fi; \0"
 111
 112 #define CONFIG_BOOTCOMMAND \
 113         "if test ${dofastboot} -eq 1; then " \
 114                 "echo Boot fastboot requested, resetting dofastboot ...;" \
 115                 "setenv dofastboot 0; saveenv;" \
 116                 "echo Booting into fastboot ...; " \
 117                 "fastboot " __stringify(CONFIG_FASTBOOT_USB_DEV) "; " \
 118         "fi;" \
 119         "if test ${boot_fit} -eq 1; then "      \
 120                 "run update_to_fit;"    \
 121         "fi;"   \
 122         "run findfdt; " \
 123         "run envboot; " \
 124         "run mmcboot;" \
 125         "run emmc_linux_boot; " \
 126         "run emmc_android_boot; " \
 127         ""
 128
 129 #endif /* CONFIG_OMAP54XX */
 130
 131 #endif /* __TI_BOOT_H */