Add support for the TI K3 family of devices

config/sources/families/k3.conf

@@ -0,0 +1,83 @@
+#
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (c) 2013-2023 Igor Pecovnik, igor@armbian.com
+#
+# This file is a part of the Armbian Build Framework
+# https://github.com/armbian/build/
+#
+
+declare -g ARCH="arm64"
+declare -g LINUXFAMILY="k3"
+
+declare -g SKIP_BOOTSPLASH="yes"
+
+case "${BRANCH}" in
+
+	current)
+
+		declare -g KERNEL_MAJOR_MINOR="6.1"
+		declare -g KERNELBRANCH="branch:linux-6.1.y"
+		;;
+
+	edge)
+
+		declare -g KERNEL_MAJOR_MINOR="6.3"
+		declare -g KERNELBRANCH='branch:linux-6.3.y'
+		;;
+
+esac
+
+ATF_PLAT="k3"
+ATF_BOARD="lite"
+ATF_TARGET_MAP="PLAT=$ATF_PLAT TARGET_BOARD=$ATF_BOARD DEBUG=1 bl31;;build/$ATF_PLAT/$ATF_BOARD/debug/bl31.bin:bl31.bin"
+
+UBOOT_TARGET_MAP="ATF=bl31.bin all;;tiboot3.bin tispl.bin u-boot.img"
+
+# To match what our current SDK produces
+BOOT_FS_LABEL="boot"
+ROOT_FS_LABEL="root"
+
+function add_host_dependencies__k3_python3_dep() {
+	display_alert "Preparing K3 U-Boot host-side dependencies" "${EXTENSION}" "info"
+	declare -g EXTRA_BUILD_DEPS="${EXTRA_BUILD_DEPS} python3-yaml python3-jsonschema"
+}
+
+function compile_k3_bootgen() {
+	# Source code checkout
+	( fetch_from_repo "https://git.ti.com/cgit/processor-firmware/ti-linux-firmware" "ti-linux-firmware" "branch:ti-linux-firmware" )
+	( fetch_from_repo "https://git.ti.com/cgit/ti-u-boot/ti-u-boot" "ti-u-boot" "branch:ti-u-boot-2023.04" )
+
+	pushd ${SRC}/cache/sources/ti-u-boot || exit
+
+	run_host_command_logged make -j$(nproc) CROSS_COMPILE=arm-linux-gnueabihf- ARCH=arm am64x_evm_r5_defconfig
+	run_host_command_logged make -j$(nproc) CROSS_COMPILE=arm-linux-gnueabihf- ARCH=arm BINMAN_INDIRS=${SRC}/cache/sources/ti-linux-firmware
+
+	popd
+}
+
+function uboot_custom_postprocess() {
+	# Compile first stage bootloader
+	compile_k3_bootgen
+
+	cp ${SRC}/cache/sources/ti-u-boot/${TIBOOT3_FILE} tiboot3.bin
+}
+
+function post_create_partitions() {
+	display_alert "Setting boot partition flags on" "${SDCARD}.raw" "debug"
+
+	# ROM is very particular about boot flags
+	run_host_command_logged parted "${SDCARD}".raw set 1 boot on
+	run_host_command_logged parted "${SDCARD}".raw set 1 bls_boot off
+}
+
+function format_partitions() {
+	# ROM is very particular about partition IDs
+	run_host_command_logged parted ${LOOP} set 1 lba on
+}
+
+function write_uboot_platform() {
+	cp $1/tiboot3.bin ${MOUNT}/boot
+	cp $1/tispl.bin ${MOUNT}/boot
+	cp $1/u-boot.img ${MOUNT}/boot
+}