1#!/bin/sh 2# SPDX-License-Identifier: GPL-2.0+ 3# 4# Copyright 2024 Linaro Ltd. 5# 6# Usage: from the top level U-Boot source tree, run: 7# $ ./dts/update-dts-subtree.sh pull <release-tag> 8# $ ./dts/update-dts-subtree.sh pick <commit-id> 9# 10# The script will pull changes from devicetree-rebasing repo into U-Boot 11# as a subtree located as <U-Boot>/dts/upstream sub-directory. It will 12# automatically create a squash/merge commit listing the commits imported. 13 14set -e 15 16merge_commit_msg=$(cat << EOF 17Subtree merge tag '$2' of devicetree-rebasing repo [1] into dts/upstream 18 19[1] https://git.kernel.org/pub/scm/linux/kernel/git/devicetree/devicetree-rebasing.git/ 20EOF 21) 22 23remote_add_and_fetch() { 24 if ! git remote get-url devicetree-rebasing 2>/dev/null 25 then 26 echo "Warning: Script automatically adds new git remote via:" 27 echo " git remote add devicetree-rebasing \\" 28 echo " https://git.kernel.org/pub/scm/linux/kernel/git/devicetree/devicetree-rebasing.git" 29 git remote add devicetree-rebasing \ 30 https://git.kernel.org/pub/scm/linux/kernel/git/devicetree/devicetree-rebasing.git 31 fi 32 git fetch devicetree-rebasing master 33} 34 35if [ "$1" = "pull" ] 36then 37 remote_add_and_fetch 38 git subtree pull --prefix dts/upstream devicetree-rebasing \ 39 "$2" --squash -m "${merge_commit_msg}" 40elif [ "$1" = "pick" ] 41then 42 remote_add_and_fetch 43 git cherry-pick -x --strategy=subtree -Xsubtree=dts/upstream/ "$2" 44else 45 echo "usage: $0 <op> <ref>" 46 echo " <op> pull or pick" 47 echo " <ref> release tag [pull] or commit id [pick]" 48fi 49