powerpc: mpc85xx: Support booting from SD Card with SPL
[platform/kernel/u-boot.git] / spl / Makefile
1 #
2 # (C) Copyright 2000-2011
3 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 #
5 # (C) Copyright 2011
6 # Daniel Schwierzeck, daniel.schwierzeck@googlemail.com.
7 #
8 # (C) Copyright 2011
9 # Texas Instruments Incorporated - http://www.ti.com/
10 # Aneesh V <aneesh@ti.com>
11 #
12 # SPDX-License-Identifier:      GPL-2.0+
13 #
14 # Based on top-level Makefile.
15 #
16
17 CONFIG_SPL_BUILD := y
18 export CONFIG_SPL_BUILD
19
20 include $(TOPDIR)/config.mk
21
22 # We want the final binaries in this directory
23 obj := $(OBJTREE)/spl/
24
25 HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(SRCTREE)/board/$(VENDOR)/common/Makefile),y,n)
26
27 ifdef   CONFIG_SPL_START_S_PATH
28 START_PATH := $(subst ",,$(CONFIG_SPL_START_S_PATH))
29 else
30 START_PATH := $(CPUDIR)
31 endif
32
33 START := $(START_PATH)/start.o
34 ifeq ($(CPU),x86)
35 START += $(START_PATH)/start16.o
36 START += $(START_PATH)/resetvec.o
37 endif
38 ifeq ($(CPU),ppc4xx)
39 START += $(START_PATH)/resetvec.o
40 endif
41 ifeq ($(CPU),mpc85xx)
42 START += $(START_PATH)/resetvec.o
43 endif
44
45 LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o
46
47 LIBS-y += $(CPUDIR)/lib$(CPU).o
48 ifeq ($(CPU),mpc83xx)
49 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
50 endif
51 ifeq ($(CPU),mpc85xx)
52 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
53 ifdef CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT
54 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
55 endif
56 endif
57 ifeq ($(CPU),mpc86xx)
58 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
59 endif
60
61 ifdef SOC
62 LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o
63 endif
64 LIBS-y += board/$(BOARDDIR)/lib$(BOARD).o
65 LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o
66
67 LIBS-$(CONFIG_SPL_FRAMEWORK) += common/spl/libspl.o
68 LIBS-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/libcommon.o
69 LIBS-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/libdisk.o
70 LIBS-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/libi2c.o
71 LIBS-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/libgpio.o
72 LIBS-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/libmmc.o
73 LIBS-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/libserial.o
74 LIBS-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/libspi_flash.o
75 LIBS-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/libspi.o
76 LIBS-$(CONFIG_SPL_FAT_SUPPORT) += fs/fat/libfat.o
77 LIBS-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/libgeneric.o
78 LIBS-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/libpower.o
79 LIBS-$(CONFIG_SPL_NAND_SUPPORT) += drivers/mtd/nand/libnand.o
80 LIBS-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/libonenand.o
81 LIBS-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/libdma.o
82 LIBS-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/memory.o
83 LIBS-$(CONFIG_SPL_NET_SUPPORT) += net/libnet.o
84 LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/libnet.o
85 LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/libphy.o
86 LIBS-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/net/phy/libphy.o
87 LIBS-$(CONFIG_SPL_MUSB_NEW_SUPPORT) += drivers/usb/musb-new/libusb_musb-new.o
88 LIBS-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/usb/gadget/libusb_gadget.o
89
90 ifneq ($(CONFIG_OMAP_COMMON),)
91 LIBS-y += $(CPUDIR)/omap-common/libomap-common.o
92 endif
93
94 ifneq (,$(CONFIG_MX23)$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35))
95 LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o
96 endif
97
98 ifneq ($(CONFIG_TEGRA),)
99 LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o
100 LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o
101 LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o
102 endif
103
104 ifneq ($(CONFIG_MX23)$(CONFIG_MX35),)
105 LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o
106 endif
107
108 ifeq ($(SOC),exynos)
109 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
110 endif
111
112 # Add GCC lib
113 ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
114 PLATFORM_LIBGCC = $(SPLTREE)/arch/$(ARCH)/lib/libgcc.o
115 PLATFORM_LIBS := $(filter-out %/libgcc.o, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC)
116 endif
117
118 START := $(addprefix $(SPLTREE)/,$(START))
119 LIBS := $(addprefix $(SPLTREE)/,$(sort $(LIBS-y)))
120
121 __START := $(subst $(obj),,$(START))
122 __LIBS := $(subst $(obj),,$(LIBS))
123
124 # Linker Script
125 ifdef CONFIG_SPL_LDSCRIPT
126 # need to strip off double quotes
127 LDSCRIPT := $(addprefix $(SRCTREE)/,$(subst ",,$(CONFIG_SPL_LDSCRIPT)))
128 endif
129
130 ifeq ($(wildcard $(LDSCRIPT)),)
131         LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-spl.lds
132 endif
133 ifeq ($(wildcard $(LDSCRIPT)),)
134         LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-spl.lds
135 endif
136 ifeq ($(wildcard $(LDSCRIPT)),)
137         LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot-spl.lds
138 endif
139 ifeq ($(wildcard $(LDSCRIPT)),)
140 $(error could not find linker script)
141 endif
142
143 # Special flags for CPP when processing the linker script.
144 # Pass the version down so we can handle backwards compatibility
145 # on the fly.
146 LDPPFLAGS += \
147         -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
148         -include $(OBJTREE)/include/config.h \
149         -DCPUDIR=$(CPUDIR) \
150         $(shell $(LD) --version | \
151           sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
152
153 $(OBJTREE)/MLO: $(obj)u-boot-spl.bin
154         $(OBJTREE)/tools/mkimage -T omapimage \
155                 -a $(CONFIG_SPL_TEXT_BASE) -d $< $@
156
157 $(OBJTREE)/MLO.byteswap: $(obj)u-boot-spl.bin
158         $(OBJTREE)/tools/mkimage -T omapimage -n byteswap \
159                 -a $(CONFIG_SPL_TEXT_BASE) -d $< $@
160
161 $(OBJTREE)/SPL : $(obj)u-boot-spl.bin depend
162                 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common $@
163
164 ALL-y   += $(obj)u-boot-spl.bin
165
166 ifdef CONFIG_SAMSUNG
167 ALL-y   += $(obj)$(BOARD)-spl.bin
168 endif
169
170 all:    $(ALL-y)
171
172 ifdef CONFIG_SAMSUNG
173 $(obj)$(BOARD)-spl.bin: $(obj)u-boot-spl.bin
174         $(OBJTREE)/tools/mk$(BOARD)spl \
175                 $(obj)u-boot-spl.bin $(obj)$(BOARD)-spl.bin
176 endif
177
178 $(obj)u-boot-spl.bin:   $(obj)u-boot-spl
179         $(OBJCOPY) $(OBJCFLAGS) -O binary $< $@
180
181 GEN_UBOOT = \
182         cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $(__START) \
183                 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
184                 -Map u-boot-spl.map -o u-boot-spl
185
186 $(obj)u-boot-spl:       depend $(START) $(LIBS) $(obj)u-boot-spl.lds
187         $(GEN_UBOOT)
188
189 $(START):       depend
190         $(MAKE) -C $(SRCTREE)/$(START_PATH) $@
191
192 $(LIBS):        depend
193         $(MAKE) -C $(SRCTREE)$(dir $(subst $(SPLTREE),,$@))
194
195 $(obj)u-boot-spl.lds: $(LDSCRIPT) depend
196         $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -I$(obj). -ansi -D__ASSEMBLY__ -P - < $< > $@
197
198 depend: $(obj).depend
199 .PHONY: depend
200
201 # defines $(obj).depend target
202 include $(SRCTREE)/rules.mk