2 # (C) Copyright 2000-2013
3 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 # SPDX-License-Identifier: GPL-2.0+
7 #########################################################################
9 # This file is included from ./Makefile and spl/Makefile.
10 # Clean the state to avoid the same flags added twice.
12 # (Tegra needs different flags for SPL.
13 # That's the reason why this file must be included from spl/Makefile too.
14 # If we did not have Tegra SoCs, build system would be much simpler...)
21 #########################################################################
23 ARCH := $(CONFIG_SYS_ARCH:"%"=%)
24 CPU := $(CONFIG_SYS_CPU:"%"=%)
25 BOARD := $(CONFIG_SYS_BOARD:"%"=%)
26 ifneq ($(CONFIG_SYS_VENDOR),)
27 VENDOR := $(CONFIG_SYS_VENDOR:"%"=%)
29 ifneq ($(CONFIG_SYS_SOC),)
30 SOC := $(CONFIG_SYS_SOC:"%"=%)
33 # Some architecture config.mk files need to know what CPUDIR is set to,
34 # so calculate CPUDIR before including ARCH/SOC/CPU config.mk files.
35 # Check if arch/$ARCH/cpu/$CPU exists, otherwise assume arch/$ARCH/cpu contains
37 CPUDIR=arch/$(ARCH)/cpu$(if $(CPU),/$(CPU),)
39 sinclude $(srctree)/arch/$(ARCH)/config.mk # include architecture dependend rules
40 sinclude $(srctree)/$(CPUDIR)/config.mk # include CPU specific rules
43 sinclude $(srctree)/$(CPUDIR)/$(SOC)/config.mk # include SoC specific rules
47 BOARDDIR = $(VENDOR)/$(BOARD)
53 sinclude $(srctree)/board/$(BOARDDIR)/config.mk # include board specific rules
57 PLATFORM_CPPFLAGS += -finstrument-functions -DFTRACE
60 #########################################################################
62 RELFLAGS := $(PLATFORM_RELFLAGS)
64 OBJCOPYFLAGS += --gap-fill=0xff
66 PLATFORM_CPPFLAGS += $(RELFLAGS)
67 PLATFORM_CPPFLAGS += -pipe
69 LDFLAGS += $(PLATFORM_LDFLAGS)
70 LDFLAGS_FINAL += -Bstatic
72 export PLATFORM_CPPFLAGS
75 export CONFIG_STANDALONE_LOAD_ADDR