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[24.155.109.49]) by smtp.googlemail.com with ESMTPSA id x126-v6sm18785332oig.15.2018.08.21.14.55.28 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 21 Aug 2018 14:55:28 -0700 (PDT) From: Rob Herring To: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Frank Rowand , Ley Foon Tan , nios2-dev@lists.rocketboards.org Subject: [PATCH 3/8] nios2: use common rules to build built-in dtb Date: Tue, 21 Aug 2018 16:55:19 -0500 Message-Id: <20180821215524.23040-4-robh@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180821215524.23040-1-robh@kernel.org> References: <20180821215524.23040-1-robh@kernel.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Using the common build support for built-in dtb files just requires adding a .dtb.o target to obj-y. This has the side effect that CONFIG_NIOS2_DTB_SOURCE should now be just the dts filename in arch/nios2/boot/dts/ directory. Before any path was supported, but if you want to build in your dtb to the kernel, it should be in the kernel tree. Cc: Ley Foon Tan Cc: nios2-dev@lists.rocketboards.org Signed-off-by: Rob Herring --- arch/nios2/Makefile | 6 ++---- arch/nios2/boot/Makefile | 14 -------------- arch/nios2/boot/dts/Makefile | 2 ++ arch/nios2/boot/linked_dtb.S | 19 ------------------- 4 files changed, 4 insertions(+), 37 deletions(-) delete mode 100644 arch/nios2/boot/linked_dtb.S -- 2.17.1 diff --git a/arch/nios2/Makefile b/arch/nios2/Makefile index 50eece1c6adb..db2e78fe65c7 100644 --- a/arch/nios2/Makefile +++ b/arch/nios2/Makefile @@ -49,16 +49,14 @@ BOOT_TARGETS = vmImage zImage PHONY += $(BOOT_TARGETS) install KBUILD_IMAGE := $(nios2-boot)/vmImage -ifneq ($(CONFIG_NIOS2_DTB_SOURCE),"") - core-y += $(nios2-boot)/ -endif +core-y += $(nios2-boot)/dts/ all: vmImage archclean: $(Q)$(MAKE) $(clean)=$(nios2-boot) -%.dtb: | scripts +%.dtb %.dtb.S %.dtb.o: | scripts $(Q)$(MAKE) $(build)=$(nios2-boot)/dts $(nios2-boot)/dts/$@ dtbs: diff --git a/arch/nios2/boot/Makefile b/arch/nios2/boot/Makefile index 007586094dde..0b48f1bf086d 100644 --- a/arch/nios2/boot/Makefile +++ b/arch/nios2/boot/Makefile @@ -31,20 +31,6 @@ $(obj)/zImage: $(obj)/compressed/vmlinux FORCE $(obj)/compressed/vmlinux: $(obj)/vmlinux.gz FORCE $(Q)$(MAKE) $(build)=$(obj)/compressed $@ -# Rule to build device tree blobs -DTB_SRC := $(patsubst "%",%,$(CONFIG_NIOS2_DTB_SOURCE)) - -# Make sure the generated dtb gets removed during clean -extra-$(CONFIG_NIOS2_DTB_SOURCE_BOOL) += system.dtb - -$(obj)/system.dtb: $(DTB_SRC) FORCE - $(call cmd,dtc) - -# Ensure system.dtb exists -$(obj)/linked_dtb.o: $(obj)/system.dtb - -obj-$(CONFIG_NIOS2_DTB_SOURCE_BOOL) += linked_dtb.o - targets += $(dtb-y) $(obj)/dtbs: $(addprefix $(obj)/, $(dtb-y)) diff --git a/arch/nios2/boot/dts/Makefile b/arch/nios2/boot/dts/Makefile index f66554cd5c45..f6358e395b25 100644 --- a/arch/nios2/boot/dts/Makefile +++ b/arch/nios2/boot/dts/Makefile @@ -1 +1,3 @@ # SPDX-License-Identifier: GPL-2.0 + +obj-y := $(patsubst "%.dts",%.dtb.o,$(CONFIG_NIOS2_DTB_SOURCE)) diff --git a/arch/nios2/boot/linked_dtb.S b/arch/nios2/boot/linked_dtb.S deleted file mode 100644 index 071f922db338..000000000000 --- a/arch/nios2/boot/linked_dtb.S +++ /dev/null @@ -1,19 +0,0 @@ -/* - * Copyright (C) 2011 Thomas Chou - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - * - */ -.section .dtb.init.rodata,"a" -.incbin "arch/nios2/boot/system.dtb"