Tom Rini | 83d290c | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0+ |
Simon Glass | bbb0b12 | 2011-10-15 05:48:21 +0000 | [diff] [blame] | 2 | # |
| 3 | # Copyright (c) 2011 The Chromium OS Authors. |
Simon Glass | bbb0b12 | 2011-10-15 05:48:21 +0000 | [diff] [blame] | 4 | |
| 5 | # This Makefile builds the internal U-Boot fdt if CONFIG_OF_CONTROL is |
| 6 | # enabled. See doc/README.fdt-control for more details. |
| 7 | |
Masahiro Yamada | efcf861 | 2014-02-04 17:24:40 +0900 | [diff] [blame] | 8 | DEVICE_TREE ?= $(CONFIG_DEFAULT_DEVICE_TREE:"%"=%) |
| 9 | ifeq ($(DEVICE_TREE),) |
Masahiro Yamada | 3284c8b | 2014-02-05 11:28:27 +0900 | [diff] [blame] | 10 | DEVICE_TREE := unset |
Masahiro Yamada | efcf861 | 2014-02-04 17:24:40 +0900 | [diff] [blame] | 11 | endif |
Simon Glass | bbb0b12 | 2011-10-15 05:48:21 +0000 | [diff] [blame] | 12 | |
James Balean | 27cb730 | 2017-03-15 23:11:31 -0500 | [diff] [blame] | 13 | ARCH_PATH := arch/$(ARCH)/dts |
| 14 | dtb_depends := arch-dtbs |
| 15 | |
Simon Glass | d18926a | 2014-06-12 07:24:43 -0600 | [diff] [blame] | 16 | ifneq ($(EXT_DTB),) |
| 17 | DTB := $(EXT_DTB) |
Simon Glass | 63b4b5b | 2014-06-02 22:04:50 -0600 | [diff] [blame] | 18 | else |
James Balean | 27cb730 | 2017-03-15 23:11:31 -0500 | [diff] [blame] | 19 | DTB := $(ARCH_PATH)/$(DEVICE_TREE).dtb |
| 20 | dtb_depends += $(DTB:.dtb=.dts) |
Simon Glass | 63b4b5b | 2014-06-02 22:04:50 -0600 | [diff] [blame] | 21 | endif |
Simon Glass | bbb0b12 | 2011-10-15 05:48:21 +0000 | [diff] [blame] | 22 | |
Goldschmidt Simon | 9bd76b8 | 2017-11-21 12:29:56 +0000 | [diff] [blame] | 23 | $(obj)/dt-spl.dtb: $(DTB) $(objtree)/tools/fdtgrep FORCE |
| 24 | $(call if_changed,fdtgrep) |
| 25 | |
Masahiro Yamada | 3284c8b | 2014-02-05 11:28:27 +0900 | [diff] [blame] | 26 | $(obj)/dt.dtb: $(DTB) FORCE |
Masahiro Yamada | b9d1dbd | 2014-06-04 10:11:18 +0900 | [diff] [blame] | 27 | $(call if_changed,shipped) |
Simon Glass | bbb0b12 | 2011-10-15 05:48:21 +0000 | [diff] [blame] | 28 | |
Goldschmidt Simon | 9bd76b8 | 2017-11-21 12:29:56 +0000 | [diff] [blame] | 29 | targets += dt.dtb dt-spl.dtb |
Simon Glass | bbb0b12 | 2011-10-15 05:48:21 +0000 | [diff] [blame] | 30 | |
James Balean | 27cb730 | 2017-03-15 23:11:31 -0500 | [diff] [blame] | 31 | $(DTB): $(dtb_depends) |
| 32 | ifeq ($(EXT_DTB),) |
| 33 | $(Q)$(MAKE) $(build)=$(ARCH_PATH) $@ |
| 34 | endif |
Masahiro Yamada | 3284c8b | 2014-02-05 11:28:27 +0900 | [diff] [blame] | 35 | $(Q)test -e $@ || ( \ |
| 36 | echo >&2; \ |
| 37 | echo >&2 "Device Tree Source is not correctly specified."; \ |
| 38 | echo >&2 "Please define 'CONFIG_DEFAULT_DEVICE_TREE'"; \ |
| 39 | echo >&2 "or build with 'DEVICE_TREE=<device_tree>' argument"; \ |
| 40 | echo >&2; \ |
| 41 | /bin/false) |
| 42 | |
| 43 | arch-dtbs: |
James Balean | 27cb730 | 2017-03-15 23:11:31 -0500 | [diff] [blame] | 44 | $(Q)$(MAKE) $(build)=$(ARCH_PATH) dtbs |
Masahiro Yamada | 6ab6b2a | 2014-02-05 11:28:25 +0900 | [diff] [blame] | 45 | |
Goldschmidt Simon | 9bd76b8 | 2017-11-21 12:29:56 +0000 | [diff] [blame] | 46 | ifeq ($(CONFIG_SPL_BUILD),y) |
| 47 | obj-$(CONFIG_OF_EMBED) := dt-spl.dtb.o |
| 48 | # support "out-of-tree" build for dtb-spl |
| 49 | $(obj)/dt-spl.dtb.o: $(obj)/dt-spl.dtb.S FORCE |
| 50 | $(call if_changed_dep,as_o_S) |
| 51 | else |
Masahiro Yamada | 6ab6b2a | 2014-02-05 11:28:25 +0900 | [diff] [blame] | 52 | obj-$(CONFIG_OF_EMBED) := dt.dtb.o |
Goldschmidt Simon | 9bd76b8 | 2017-11-21 12:29:56 +0000 | [diff] [blame] | 53 | endif |
Masahiro Yamada | 6ab6b2a | 2014-02-05 11:28:25 +0900 | [diff] [blame] | 54 | |
Goldschmidt Simon | 9bd76b8 | 2017-11-21 12:29:56 +0000 | [diff] [blame] | 55 | dtbs: $(obj)/dt.dtb $(obj)/dt-spl.dtb |
Masahiro Yamada | 6ab6b2a | 2014-02-05 11:28:25 +0900 | [diff] [blame] | 56 | @: |
| 57 | |
Goldschmidt Simon | 9bd76b8 | 2017-11-21 12:29:56 +0000 | [diff] [blame] | 58 | clean-files := dt.dtb.S dt-spl.dtb.S |
Masahiro Yamada | 3284c8b | 2014-02-05 11:28:27 +0900 | [diff] [blame] | 59 | |
| 60 | # Let clean descend into dts directories |
Lukas Auer | 17f2ffe | 2018-11-22 11:26:11 +0100 | [diff] [blame] | 61 | subdir- += ../arch/arm/dts ../arch/microblaze/dts ../arch/mips/dts ../arch/sandbox/dts ../arch/x86/dts ../arch/powerpc/dts ../arch/riscv/dts |