Signed-off-by: Scott Wood <scottwood@freescale.com> Cc: Andy Fleming <afleming@freescale.com>master
Scott Wood
13 years ago
parent
7d4b79552d
commit
a796e72c78
@ -1,142 +0,0 @@ |
||||
#
|
||||
# (C) Copyright 2007
|
||||
# Stefan Roese, DENX Software Engineering, sr@denx.de.
|
||||
#
|
||||
# Copyright 2011 Freescale Semiconductor, Inc.
|
||||
#
|
||||
# See file CREDITS for list of people who contributed to this
|
||||
# project.
|
||||
#
|
||||
# This program is free software; you can redistribute it and/or
|
||||
# modify it under the terms of the GNU General Public License as
|
||||
# published by the Free Software Foundation; either version 2 of
|
||||
# the License, or (at your option) any later version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with this program; if not, write to the Free Software
|
||||
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
||||
# MA 02111-1307 USA
|
||||
#
|
||||
|
||||
NAND_SPL := y
|
||||
CONFIG_SYS_TEXT_BASE_SPL := 0xfff00000
|
||||
PAD_TO := 0xff801000
|
||||
|
||||
include $(TOPDIR)/config.mk |
||||
|
||||
nandobj := $(OBJTREE)/nand_spl/
|
||||
|
||||
LDSCRIPT= $(TOPDIR)/$(CPUDIR)/u-boot-nand_spl.lds
|
||||
LSTSCRIPT= $(nandobj)/board/$(BOARDDIR)/u-boot.lst
|
||||
LDFLAGS := -T $(nandobj)u-boot-nand_spl.lds -Ttext $(CONFIG_SYS_TEXT_BASE_SPL) \
|
||||
$(LDFLAGS) $(LDFLAGS_FINAL)
|
||||
AFLAGS += -DCONFIG_NAND_SPL
|
||||
CFLAGS += -DCONFIG_NAND_SPL
|
||||
|
||||
SOBJS = start.o resetvec.o
|
||||
COBJS = cache.o cpu_init_early.o spl_minimal.o fsl_law.o law.o \
|
||||
nand_boot.o nand_boot_fsl_elbc.o ns16550.o tlb.o tlb_table.o
|
||||
|
||||
SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c))
|
||||
OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
|
||||
__OBJS := $(SOBJS) $(COBJS)
|
||||
LNDIR := $(nandobj)board/$(BOARDDIR)
|
||||
|
||||
ALL = $(nandobj)u-boot-spl $(nandobj)u-boot-spl.bin $(nandobj)u-boot-spl-16k.bin
|
||||
|
||||
all: $(obj).depend $(ALL) |
||||
|
||||
$(nandobj)u-boot-spl-16k.bin: $(nandobj)u-boot-spl |
||||
$(OBJCOPY) ${OBJCFLAGS} --pad-to=$(PAD_TO) -O binary $< $@
|
||||
|
||||
$(nandobj)u-boot-spl.bin: $(nandobj)u-boot-spl |
||||
$(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
|
||||
|
||||
$(nandobj)u-boot-spl: $(OBJS) $(nandobj)u-boot-nand_spl.lds |
||||
cd $(LNDIR) && $(LD) $(LDFLAGS) $(__OBJS) $(PLATFORM_LIBS) \
|
||||
-Map $(nandobj)u-boot-spl.map \
|
||||
-o $(nandobj)u-boot-spl
|
||||
|
||||
# The following line expands into whole rule which generates $(LSTSCRIPT),
|
||||
# the file containing u-boots LG-array linker section. This is included into
|
||||
# $(LDSCRIPT). The function make_u_boot_list is defined in helper.mk file.
|
||||
$(eval $(call make_u_boot_list, $(LSTSCRIPT), $(OBJS))) |
||||
$(nandobj)u-boot-nand_spl.lds: $(LDSCRIPT) $(LSTSCRIPT) |
||||
$(CPP) $(CPPFLAGS) $(LDPPFLAGS) -I$(obj) -ansi -D__ASSEMBLY__ -P - <$< >$@
|
||||
|
||||
# create symbolic links for common files
|
||||
|
||||
$(obj)cache.c: |
||||
@rm -f $(obj)cache.c
|
||||
ln -sf $(SRCTREE)/arch/powerpc/lib/cache.c $(obj)cache.c
|
||||
|
||||
$(obj)cpu_init_early.c: |
||||
@rm -f $(obj)cpu_init_early.c
|
||||
ln -sf $(SRCTREE)/$(CPUDIR)/cpu_init_early.c $(obj)cpu_init_early.c
|
||||
|
||||
$(obj)spl_minimal.c: |
||||
@rm -f $(obj)spl_minimal.c
|
||||
ln -sf $(SRCTREE)/$(CPUDIR)/spl_minimal.c $(obj)spl_minimal.c
|
||||
|
||||
$(obj)fsl_law.c: |
||||
@rm -f $(obj)fsl_law.c
|
||||
ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc8xxx/law.c $(obj)fsl_law.c
|
||||
|
||||
$(obj)law.c: |
||||
@rm -f $(obj)law.c
|
||||
ln -sf $(SRCTREE)/board/$(BOARDDIR)/law.c $(obj)law.c
|
||||
|
||||
$(obj)nand_boot_fsl_elbc.c: |
||||
@rm -f $(obj)nand_boot_fsl_elbc.c
|
||||
ln -sf $(SRCTREE)/nand_spl/nand_boot_fsl_elbc.c \
|
||||
$(obj)nand_boot_fsl_elbc.c
|
||||
|
||||
$(obj)ns16550.c: |
||||
@rm -f $(obj)ns16550.c
|
||||
ln -sf $(SRCTREE)/drivers/serial/ns16550.c $(obj)ns16550.c
|
||||
|
||||
$(obj)resetvec.S: |
||||
@rm -f $(obj)resetvec.S
|
||||
ln -s $(SRCTREE)/$(CPUDIR)/resetvec.S $(obj)resetvec.S
|
||||
|
||||
$(obj)fixed_ivor.S: |
||||
@rm -f $(obj)fixed_ivor.S
|
||||
ln -sf $(SRCTREE)/$(CPUDIR)/fixed_ivor.S $(obj)fixed_ivor.S
|
||||
|
||||
$(obj)start.S: $(obj)fixed_ivor.S |
||||
@rm -f $(obj)start.S
|
||||
ln -sf $(SRCTREE)/$(CPUDIR)/start.S $(obj)start.S
|
||||
|
||||
$(obj)tlb.c: |
||||
@rm -f $(obj)tlb.c
|
||||
ln -sf $(SRCTREE)/$(CPUDIR)/tlb.c $(obj)tlb.c
|
||||
|
||||
$(obj)tlb_table.c: |
||||
@rm -f $(obj)tlb_table.c
|
||||
ln -sf $(SRCTREE)/board/$(BOARDDIR)/tlb.c $(obj)tlb_table.c
|
||||
|
||||
ifneq ($(OBJTREE), $(SRCTREE)) |
||||
$(obj)nand_boot.c: |
||||
@rm -f $(obj)nand_boot.c
|
||||
ln -s $(SRCTREE)/nand_spl/board/$(BOARDDIR)/nand_boot.c $(obj)nand_boot.c
|
||||
endif |
||||
|
||||
#########################################################################
|
||||
|
||||
$(obj)%.o: $(obj)%.S |
||||
$(CC) $(AFLAGS) -c -o $@ $<
|
||||
|
||||
$(obj)%.o: $(obj)%.c |
||||
$(CC) $(CFLAGS) -c -o $@ $<
|
||||
|
||||
# defines $(obj).depend target
|
||||
include $(SRCTREE)/rules.mk |
||||
|
||||
sinclude $(obj).depend |
||||
|
||||
#########################################################################
|
||||
@ -1,132 +0,0 @@ |
||||
/*
|
||||
* Copyright 2011 Freescale Semiconductor, Inc. |
||||
* |
||||
* This program is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU General Public License as |
||||
* published by the Free Software Foundation; either version 2 of |
||||
* the License, or (at your option) any later version. |
||||
* |
||||
* This program is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
* |
||||
* GNU General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU General Public License |
||||
* along with this program; if not, write to the Free Software |
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
||||
* MA 02111-1307 USA |
||||
* |
||||
*/ |
||||
|
||||
#include <common.h> |
||||
#include <ns16550.h> |
||||
#include <asm/io.h> |
||||
#include <nand.h> |
||||
#include <asm/fsl_law.h> |
||||
#include <asm/fsl_ddr_sdram.h> |
||||
#include <asm/global_data.h> |
||||
|
||||
DECLARE_GLOBAL_DATA_PTR; |
||||
|
||||
/*
|
||||
* Fixed sdram init -- doesn't use serial presence detect. |
||||
*/ |
||||
void sdram_init(void) |
||||
{ |
||||
ccsr_ddr_t *ddr = (ccsr_ddr_t *)CONFIG_SYS_MPC85xx_DDR_ADDR; |
||||
|
||||
__raw_writel(CONFIG_SYS_DDR_CS0_BNDS, &ddr->cs0_bnds); |
||||
__raw_writel(CONFIG_SYS_DDR_CS0_CONFIG, &ddr->cs0_config); |
||||
#if CONFIG_CHIP_SELECTS_PER_CTRL > 1 |
||||
__raw_writel(CONFIG_SYS_DDR_CS1_BNDS, &ddr->cs1_bnds); |
||||
__raw_writel(CONFIG_SYS_DDR_CS1_CONFIG, &ddr->cs1_config); |
||||
#endif |
||||
__raw_writel(CONFIG_SYS_DDR_TIMING_3, &ddr->timing_cfg_3); |
||||
__raw_writel(CONFIG_SYS_DDR_TIMING_0, &ddr->timing_cfg_0); |
||||
__raw_writel(CONFIG_SYS_DDR_TIMING_1, &ddr->timing_cfg_1); |
||||
__raw_writel(CONFIG_SYS_DDR_TIMING_2, &ddr->timing_cfg_2); |
||||
|
||||
__raw_writel(CONFIG_SYS_DDR_CONTROL_2, &ddr->sdram_cfg_2); |
||||
__raw_writel(CONFIG_SYS_DDR_MODE_1, &ddr->sdram_mode); |
||||
__raw_writel(CONFIG_SYS_DDR_MODE_2, &ddr->sdram_mode_2); |
||||
|
||||
__raw_writel(CONFIG_SYS_DDR_INTERVAL, &ddr->sdram_interval); |
||||
__raw_writel(CONFIG_SYS_DDR_DATA_INIT, &ddr->sdram_data_init); |
||||
__raw_writel(CONFIG_SYS_DDR_CLK_CTRL, &ddr->sdram_clk_cntl); |
||||
|
||||
__raw_writel(CONFIG_SYS_DDR_TIMING_4, &ddr->timing_cfg_4); |
||||
__raw_writel(CONFIG_SYS_DDR_TIMING_5, &ddr->timing_cfg_5); |
||||
__raw_writel(CONFIG_SYS_DDR_ZQ_CONTROL, &ddr->ddr_zq_cntl); |
||||
__raw_writel(CONFIG_SYS_DDR_WRLVL_CONTROL, &ddr->ddr_wrlvl_cntl); |
||||
|
||||
/* Set, but do not enable the memory */ |
||||
__raw_writel(CONFIG_SYS_DDR_CONTROL & ~SDRAM_CFG_MEM_EN, &ddr->sdram_cfg); |
||||
|
||||
asm volatile("sync;isync"); |
||||
udelay(500); |
||||
|
||||
/* Let the controller go */ |
||||
out_be32(&ddr->sdram_cfg, in_be32(&ddr->sdram_cfg) | SDRAM_CFG_MEM_EN); |
||||
|
||||
set_next_law(0, CONFIG_SYS_SDRAM_SIZE_LAW, LAW_TRGT_IF_DDR_1); |
||||
} |
||||
|
||||
void board_init_f(ulong bootflag) |
||||
{ |
||||
u32 plat_ratio; |
||||
ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; |
||||
#ifndef CONFIG_QE |
||||
ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR); |
||||
#endif |
||||
|
||||
/* initialize selected port with appropriate baud rate */ |
||||
plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO; |
||||
plat_ratio >>= 1; |
||||
gd->bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio; |
||||
|
||||
NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, |
||||
gd->bus_clk / 16 / CONFIG_BAUDRATE); |
||||
|
||||
puts("\nNAND boot... "); |
||||
|
||||
#ifndef CONFIG_QE |
||||
/* init DDR3 reset signal */ |
||||
__raw_writel(0x02000000, &pgpio->gpdir); |
||||
__raw_writel(0x00200000, &pgpio->gpodr); |
||||
__raw_writel(0x00000000, &pgpio->gpdat); |
||||
udelay(1000); |
||||
__raw_writel(0x00200000, &pgpio->gpdat); |
||||
udelay(1000); |
||||
__raw_writel(0x00000000, &pgpio->gpdir); |
||||
#endif |
||||
|
||||
/* Initialize the DDR3 */ |
||||
sdram_init(); |
||||
|
||||
/* copy code to RAM and jump to it - this should not return */ |
||||
/* NOTE - code has to be copied out of NAND buffer before
|
||||
* other blocks can be read. |
||||
*/ |
||||
relocate_code(CONFIG_SYS_NAND_U_BOOT_RELOC_SP, 0, |
||||
CONFIG_SYS_NAND_U_BOOT_RELOC); |
||||
} |
||||
|
||||
void board_init_r(gd_t *gd, ulong dest_addr) |
||||
{ |
||||
nand_boot(); |
||||
} |
||||
|
||||
void putc(char c) |
||||
{ |
||||
if (c == '\n') |
||||
NS16550_putc((NS16550_t)CONFIG_SYS_NS16550_COM1, '\r'); |
||||
|
||||
NS16550_putc((NS16550_t)CONFIG_SYS_NS16550_COM1, c); |
||||
} |
||||
|
||||
void puts(const char *str) |
||||
{ |
||||
while (*str) |
||||
putc(*str++); |
||||
} |
||||
Loading…
Reference in new issue