Tom Rini | 10e4779 | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0+ |
Simon Glass | 38d6b8d | 2011-10-15 05:48:21 +0000 | [diff] [blame] | 2 | # |
| 3 | # Copyright (c) 2011 The Chromium OS Authors. |
Simon Glass | 38d6b8d | 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 | 43c0893 | 2014-02-05 11:28:25 +0900 | [diff] [blame] | 8 | DEVICE_TREE ?= $(CONFIG_DEFAULT_DEVICE_TREE:"%"=%) |
| 9 | ifeq ($(DEVICE_TREE),) |
Masahiro Yamada | e7a579f | 2014-02-05 11:28:27 +0900 | [diff] [blame] | 10 | DEVICE_TREE := unset |
Masahiro Yamada | 43c0893 | 2014-02-05 11:28:25 +0900 | [diff] [blame] | 11 | endif |
Stephen Warren | c198ef7 | 2013-07-24 10:09:19 -0700 | [diff] [blame] | 12 | |
Sumit Garg | f7e5284 | 2024-02-22 15:06:01 +0530 | [diff] [blame] | 13 | ifeq ($(CONFIG_OF_UPSTREAM),y) |
| 14 | ifeq ($(CONFIG_ARM64),y) |
| 15 | dt_dir := dts/upstream/src/arm64 |
| 16 | else |
| 17 | dt_dir := dts/upstream/src/$(ARCH) |
| 18 | endif |
| 19 | else |
| 20 | dt_dir := arch/$(ARCH)/dts |
| 21 | endif |
| 22 | |
Simon Glass | c3b0de4 | 2014-06-12 07:24:43 -0600 | [diff] [blame] | 23 | ifneq ($(EXT_DTB),) |
| 24 | DTB := $(EXT_DTB) |
Simon Glass | 67bce6b | 2014-06-02 22:04:50 -0600 | [diff] [blame] | 25 | else |
Sumit Garg | f7e5284 | 2024-02-22 15:06:01 +0530 | [diff] [blame] | 26 | DTB := $(dt_dir)/$(DEVICE_TREE).dtb |
Simon Glass | 67bce6b | 2014-06-02 22:04:50 -0600 | [diff] [blame] | 27 | endif |
Stephen Warren | c198ef7 | 2013-07-24 10:09:19 -0700 | [diff] [blame] | 28 | |
Simon Glass | 6886c72 | 2020-12-22 19:30:15 -0700 | [diff] [blame] | 29 | $(obj)/dt-$(SPL_NAME).dtb: dts/dt.dtb $(objtree)/tools/fdtgrep FORCE |
Simon Glass | c490de8 | 2020-12-22 19:30:14 -0700 | [diff] [blame] | 30 | mkdir -p $(dir $@) |
Goldschmidt Simon | 5e7a1c2 | 2017-11-21 12:29:56 +0000 | [diff] [blame] | 31 | $(call if_changed,fdtgrep) |
| 32 | |
Anatolij Gustschin | 0856834 | 2020-01-12 15:57:42 +0100 | [diff] [blame] | 33 | ifeq ($(CONFIG_OF_DTB_PROPS_REMOVE),y) |
| 34 | $(obj)/dt.dtb: $(DTB) $(objtree)/tools/fdtgrep FORCE |
| 35 | $(call if_changed,fdt_rm_props) |
| 36 | else |
Masahiro Yamada | e7a579f | 2014-02-05 11:28:27 +0900 | [diff] [blame] | 37 | $(obj)/dt.dtb: $(DTB) FORCE |
Masahiro Yamada | 97e101c | 2014-06-04 10:11:18 +0900 | [diff] [blame] | 38 | $(call if_changed,shipped) |
Anatolij Gustschin | 0856834 | 2020-01-12 15:57:42 +0100 | [diff] [blame] | 39 | endif |
Simon Glass | 38d6b8d | 2011-10-15 05:48:21 +0000 | [diff] [blame] | 40 | |
Simon Glass | 6886c72 | 2020-12-22 19:30:15 -0700 | [diff] [blame] | 41 | targets += dt.dtb |
Simon Glass | 38d6b8d | 2011-10-15 05:48:21 +0000 | [diff] [blame] | 42 | |
Masahiro Yamada | 43fa91f | 2019-03-14 14:58:36 +0900 | [diff] [blame] | 43 | $(DTB): arch-dtbs |
Masahiro Yamada | e7a579f | 2014-02-05 11:28:27 +0900 | [diff] [blame] | 44 | $(Q)test -e $@ || ( \ |
| 45 | echo >&2; \ |
Florian Klink | b0c2a10 | 2020-12-27 21:34:43 +0100 | [diff] [blame] | 46 | echo >&2 "Device Tree Source ($@) is not correctly specified."; \ |
Masahiro Yamada | e7a579f | 2014-02-05 11:28:27 +0900 | [diff] [blame] | 47 | echo >&2 "Please define 'CONFIG_DEFAULT_DEVICE_TREE'"; \ |
| 48 | echo >&2 "or build with 'DEVICE_TREE=<device_tree>' argument"; \ |
| 49 | echo >&2; \ |
| 50 | /bin/false) |
| 51 | |
Stephen Warren | d2d742c | 2019-02-26 12:20:25 -0700 | [diff] [blame] | 52 | PHONY += arch-dtbs |
Masahiro Yamada | e7a579f | 2014-02-05 11:28:27 +0900 | [diff] [blame] | 53 | arch-dtbs: |
Sumit Garg | f7e5284 | 2024-02-22 15:06:01 +0530 | [diff] [blame] | 54 | $(Q)$(MAKE) $(build)=$(dt_dir) dtbs |
Simon Glass | 38d6b8d | 2011-10-15 05:48:21 +0000 | [diff] [blame] | 55 | |
Goldschmidt Simon | 5e7a1c2 | 2017-11-21 12:29:56 +0000 | [diff] [blame] | 56 | ifeq ($(CONFIG_SPL_BUILD),y) |
| 57 | obj-$(CONFIG_OF_EMBED) := dt-spl.dtb.o |
| 58 | # support "out-of-tree" build for dtb-spl |
| 59 | $(obj)/dt-spl.dtb.o: $(obj)/dt-spl.dtb.S FORCE |
| 60 | $(call if_changed_dep,as_o_S) |
| 61 | else |
Masahiro Yamada | 43c0893 | 2014-02-05 11:28:25 +0900 | [diff] [blame] | 62 | obj-$(CONFIG_OF_EMBED) := dt.dtb.o |
Goldschmidt Simon | 5e7a1c2 | 2017-11-21 12:29:56 +0000 | [diff] [blame] | 63 | endif |
Simon Glass | 38d6b8d | 2011-10-15 05:48:21 +0000 | [diff] [blame] | 64 | |
Simon Glass | 6886c72 | 2020-12-22 19:30:15 -0700 | [diff] [blame] | 65 | # Target for U-Boot proper |
| 66 | dtbs: $(obj)/dt.dtb |
Masahiro Yamada | 43c0893 | 2014-02-05 11:28:25 +0900 | [diff] [blame] | 67 | @: |
Simon Glass | 38d6b8d | 2011-10-15 05:48:21 +0000 | [diff] [blame] | 68 | |
Simon Glass | 6886c72 | 2020-12-22 19:30:15 -0700 | [diff] [blame] | 69 | # Target for SPL/TPL |
| 70 | spl_dtbs: $(obj)/dt-$(SPL_NAME).dtb |
| 71 | @: |
| 72 | |
| 73 | clean-files := dt.dtb.S |
Masahiro Yamada | e7a579f | 2014-02-05 11:28:27 +0900 | [diff] [blame] | 74 | |
| 75 | # Let clean descend into dts directories |
Tobias Deiminger | 48cb5a1 | 2023-06-20 00:41:05 +0200 | [diff] [blame] | 76 | subdir- += ../arch/arc/dts ../arch/arm/dts ../arch/m68k/dts ../arch/microblaze/dts \ |
| 77 | ../arch/mips/dts ../arch/nios2/dts ../arch/powerpc/dts ../arch/riscv/dts \ |
Sumit Garg | f7e5284 | 2024-02-22 15:06:01 +0530 | [diff] [blame] | 78 | ../arch/sandbox/dts ../arch/sh/dts ../arch/x86/dts ../arch/xtensa/dts \ |
| 79 | ./upstream/src/arm64 ./upstream/src/$(ARCH) |