From ec724f883ee3f3925e6c55027e8ffa70ada83303 Mon Sep 17 00:00:00 2001 From: Stefan Roese Date: Mon, 2 Jun 2008 17:13:55 +0200 Subject: ppc4xx: Change Kilauea to use the common DDR2 init function This patch changes the kilauea and kilauea_nand (for NAND booting) board port to not use a board specific DDR2 init routine anymore. Now the common code from cpu/ppc4xx is used. Thanks to Grant Erickson for all his basic work on this 405EX early bootup. Signed-off-by: Stefan Roese --- nand_spl/board/amcc/kilauea/Makefile | 21 ++++++++++----------- nand_spl/board/amcc/kilauea/config.mk | 5 +++-- nand_spl/board/amcc/kilauea/u-boot.lds | 1 - 3 files changed, 13 insertions(+), 14 deletions(-) (limited to 'nand_spl') diff --git a/nand_spl/board/amcc/kilauea/Makefile b/nand_spl/board/amcc/kilauea/Makefile index 84bd29824..a0293ee2b 100644 --- a/nand_spl/board/amcc/kilauea/Makefile +++ b/nand_spl/board/amcc/kilauea/Makefile @@ -29,8 +29,8 @@ LDFLAGS = -Bstatic -T $(LDSCRIPT) -Ttext $(TEXT_BASE) $(PLATFORM_LDFLAGS) AFLAGS += -DCONFIG_NAND_SPL CFLAGS += -DCONFIG_NAND_SPL -SOBJS = start.o init.o resetvec.o cache.o -COBJS = memory.o nand_boot.o nand_ecc.o ndfc.o +SOBJS = start.o resetvec.o cache.o +COBJS = 44x_spd_ddr2.o nand_boot.o nand_ecc.o ndfc.o SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c)) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) @@ -57,10 +57,18 @@ $(nandobj)u-boot-spl: $(OBJS) # create symbolic links for common files # from cpu directory +$(obj)44x_spd_ddr2.c: ecc.h + @rm -f $(obj)44x_spd_ddr2.c + ln -s $(SRCTREE)/cpu/ppc4xx/44x_spd_ddr2.c $(obj)44x_spd_ddr2.c + $(obj)cache.S: @rm -f $(obj)cache.S ln -s $(SRCTREE)/cpu/ppc4xx/cache.S $(obj)cache.S +$(obj)ecc.h: + @rm -f $(obj)ecc.h + ln -s $(SRCTREE)/cpu/ppc4xx/ecc.h $(obj)ecc.h + $(obj)ndfc.c: @rm -f $(obj)ndfc.c ln -s $(SRCTREE)/cpu/ppc4xx/ndfc.c $(obj)ndfc.c @@ -73,15 +81,6 @@ $(obj)start.S: @rm -f $(obj)start.S ln -s $(SRCTREE)/cpu/ppc4xx/start.S $(obj)start.S -# from board directory -$(obj)init.S: - @rm -f $(obj)init.S - ln -s $(SRCTREE)/board/amcc/kilauea/init.S $(obj)init.S - -$(obj)memory.c: - @rm -f $(obj)memory.c - ln -s $(SRCTREE)/board/amcc/kilauea/memory.c $(obj)memory.c - # from nand_spl directory $(obj)nand_boot.c: @rm -f $(obj)nand_boot.c diff --git a/nand_spl/board/amcc/kilauea/config.mk b/nand_spl/board/amcc/kilauea/config.mk index 22490918d..d89ed3f04 100644 --- a/nand_spl/board/amcc/kilauea/config.mk +++ b/nand_spl/board/amcc/kilauea/config.mk @@ -29,8 +29,9 @@ # # On 4xx platforms the SPL is located at 0xfffff000...0xffffffff, # in the last 4kBytes of memory space in cache. -# We will copy this SPL into instruction-cache in start.S. So we set -# TEXT_BASE to starting address in i-cache here. +# We will copy this SPL into SDRAM since we can't access the NAND +# controller at CS0 while running from this location. So we set +# TEXT_BASE to starting address in SDRAM here. # TEXT_BASE = 0x00800000 diff --git a/nand_spl/board/amcc/kilauea/u-boot.lds b/nand_spl/board/amcc/kilauea/u-boot.lds index 084db08dd..03e0b798f 100644 --- a/nand_spl/board/amcc/kilauea/u-boot.lds +++ b/nand_spl/board/amcc/kilauea/u-boot.lds @@ -32,7 +32,6 @@ SECTIONS .text : { start.o (.text) - init.o (.text) nand_boot.o (.text) ndfc.o (.text) -- cgit v1.2.3