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// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/*
* Copyright (c) 2024-2026 TQ-Systems GmbH <[email protected]>,
* D-82229 Seefeld, Germany.
* Author: Max Merchel
*
* shared ubi environment for TQ boards
*/
addubi=
setenv bootargs "${bootargs}" rootfstype=ubifs ubi.mtd="${ubimtdname}"
root=ubi0:"${ubirootfsvol}" "${rootfsmode}" rootwait;
load_spi=
if sf probe; then
if ubi part "${ubirootfspart}"; then
if ubifsmount ubi0:"${ubirootfsvol}"; then
ubifsload "${kernel_addr_r}" /boot/"${image}";
ubifsload "${fdt_addr_r}" /boot/"${fdtfile}";
fdt address "${fdt_addr_r}";
fdt resize 0x100000;
for overlay in "${fdt_overlays}"; do
ubifsload "${fdtoverlay_addr_r}"
/boot/"${overlay}" &&
fdt apply "${fdtoverlay_addr_r}";
done;
ubifsumount;
fi;
ubi detach;
fi;
fi
ubiargs=run addubi addtty
ubiboot=
echo "Booting from UBI ...";
setenv bootargs;
run ubiargs;
if run load_spi; then
run boot_os;
else
echo "ERROR: loading kernel";
fi;
ubimtdname=mtdname
ubirootfspart=ubi
ubirootfsvol=root
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