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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0+
#
# script to generate FIT image source for K3 Family boards with
# ATF, OPTEE, SPL and multiple device trees (given on the command line).
# Inspired from board/sunxi/mksunxi_fit_atf.sh
#
# usage: $0 <dt_name> [<dt_name> [<dt_name] ...]
[ -z "$ATF" ] && ATF="bl31.bin"
if [ ! -f $ATF ]; then
echo "WARNING ATF file $ATF NOT found, resulting binary is non-functional" >&2
ATF=/dev/null
fi
[ -z "$TEE" ] && TEE="bl32.bin"
if [ ! -f $TEE ]; then
echo "WARNING OPTEE file $TEE NOT found, resulting might be non-functional" >&2
TEE=/dev/null
fi
cat << __HEADER_EOF
/dts-v1/;
/ {
description = "Configuration to load ATF and SPL";
#address-cells = <1>;
images {
atf {
description = "ARM Trusted Firmware";
data = /incbin/("$ATF");
type = "firmware";
arch = "arm64";
compression = "none";
os = "arm-trusted-firmware";
load = <0x70000000>;
entry = <0x70000000>;
};
tee {
description = "OPTEE";
data = /incbin/("$TEE");
type = "tee";
arch = "arm64";
compression = "none";
os = "tee";
load = <0x9e800000>;
entry = <0x9e800000>;
};
spl {
description = "SPL (64-bit)";
data = /incbin/("spl/u-boot-spl-nodtb.bin");
type = "standalone";
os = "U-Boot";
arch = "arm64";
compression = "none";
load = <0x80080000>;
entry = <0x80080000>;
};
__HEADER_EOF
for dtname in $*
do
cat << __FDT_IMAGE_EOF
$(basename $dtname) {
description = "$(basename $dtname .dtb)";
data = /incbin/("$dtname");
type = "flat_dt";
arch = "arm";
compression = "none";
};
__FDT_IMAGE_EOF
done
cat << __CONF_HEADER_EOF
};
configurations {
default = "$(basename $1)";
__CONF_HEADER_EOF
for dtname in $*
do
cat << __CONF_SECTION_EOF
$(basename $dtname) {
description = "$(basename $dtname .dtb)";
firmware = "atf";
loadables = "tee", "spl";
fdt = "$(basename $dtname)";
};
__CONF_SECTION_EOF
done
cat << __ITS_EOF
};
};
__ITS_EOF
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