boot.h
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/*
* Boot related environment variable definitions on TI boards.
*
* (C) Copyright 2017 Linaro Ltd.
* Sam Protsenko <semen.protsenko@linaro.org>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __TI_BOOT_H
#define __TI_BOOT_H
#ifndef CONSOLEDEV
#define CONSOLEDEV "ttyO2"
#endif
#ifndef PARTS_DEFAULT
#define PARTS_DEFAULT
#endif
#define DEFAULT_COMMON_BOOT_TI_ARGS \
"console=" CONSOLEDEV ",115200n8\0" \
"fdtfile=undefined\0" \
"bootpart=0:2\0" \
"bootdir=/boot\0" \
"bootfile=zImage\0" \
"usbtty=cdc_acm\0" \
"vram=16M\0" \
"partitions=" PARTS_DEFAULT "\0" \
"optargs=\0" \
"dofastboot=0\0" \
"emmc_android_boot=" \
"setenv eval_bootargs setenv bootargs $bootargs; " \
"run eval_bootargs; " \
"setenv mmcdev 1; " \
"setenv fdt_part 3; " \
"setenv boot_part 9; " \
"setenv machid fe6; " \
"mmc dev $mmcdev; " \
"mmc rescan; " \
"part start mmc ${mmcdev} ${fdt_part} fdt_start; " \
"part size mmc ${mmcdev} ${fdt_part} fdt_size; " \
"part start mmc ${mmcdev} ${boot_part} boot_start; " \
"part size mmc ${mmcdev} ${boot_part} boot_size; " \
"mmc read ${fdtaddr} ${fdt_start} ${fdt_size}; " \
"mmc read ${loadaddr} ${boot_start} ${boot_size}; " \
"echo Booting from eMMC ...; " \
"bootm $loadaddr $loadaddr $fdtaddr;\0"
#ifdef CONFIG_OMAP54XX
#define DEFAULT_FDT_TI_ARGS \
"findfdt="\
"if test $board_name = omap5_uevm; then " \
"setenv fdtfile omap5-uevm.dtb; fi; " \
"if test $board_name = dra7xx; then " \
"setenv fdtfile dra7-evm.dtb; fi;" \
"if test $board_name = dra72x-revc; then " \
"setenv fdtfile dra72-evm-revc.dtb; fi;" \
"if test $board_name = dra72x; then " \
"setenv fdtfile dra72-evm.dtb; fi;" \
"if test $board_name = dra71x; then " \
"setenv fdtfile dra71-evm.dtb; fi;" \
"if test $board_name = dra76x; then " \
"setenv fdtfile dra76-evm.dtb; fi;" \
"if test $board_name = beagle_x15; then " \
"setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
"if test $board_name = beagle_x15_revb1; then " \
"setenv fdtfile am57xx-beagle-x15-revb1.dtb; fi;" \
"if test $board_name = beagle_x15_revc; then " \
"setenv fdtfile am57xx-beagle-x15-revc.dtb; fi;" \
"if test $board_name = am572x_idk; then " \
"setenv fdtfile am572x-idk.dtb; fi;" \
"if test $board_name = am57xx_evm; then " \
"setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
"if test $board_name = am57xx_evm_reva3; then " \
"setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
"if test $board_name = am571x_idk; then " \
"setenv fdtfile am571x-idk.dtb; fi;" \
"if test $fdtfile = undefined; then " \
"echo WARNING: Could not determine device tree to use; fi; \0"
#define CONFIG_BOOTCOMMAND \
"if test ${dofastboot} -eq 1; then " \
"echo Boot fastboot requested, resetting dofastboot ...;" \
"setenv dofastboot 0; saveenv;" \
"echo Booting into fastboot ...; " \
"fastboot " __stringify(CONFIG_FASTBOOT_USB_DEV) "; " \
"fi;" \
"if test ${boot_fit} -eq 1; then " \
"run update_to_fit;" \
"fi;" \
"run findfdt; " \
"run envboot; " \
"run mmcboot;" \
"setenv mmcdev 1; " \
"setenv bootpart 1:2; " \
"setenv mmcroot /dev/mmcblk0p2 rw; " \
"run mmcboot;" \
"run emmc_android_boot; " \
""
#endif /* CONFIG_OMAP54XX */
#endif /* __TI_BOOT_H */