Merge branch 'master' of git://git.denx.de/u-boot-mpc85xx

* 'master' of git://git.denx.de/u-boot-mpc85xx:
  powerpc/p3060: Add SoC related support for P3060 platform
  powerpc/85xx: Add support for setting up RAID engine liodns on P5020
  powerpc/85xx: Refactor some defines out of corenet_ds.h
  fm-eth: Add ability for board code to disable a port
  powerpc/mpc8548: Add workaround for erratum NMG_LBC103
  powerpc/mpc8548: Add workaround for erratum NMG_DDR120
  powerpc/mpc85xxcds: Fix PCI speed
  powerpc/mpc8548cds: Fix booting message
  powerpc/p4080: Add support for secure boot flow
  powerpc/85xx: Add Secure Boot support on P1010RDB for NOR, NAND & SPIFLASH
  powerpc/85xx: Add PBL & SECUREBOOT support on P3041/P5020DS boards
  powerpc/p2041rdb: remove watch dog related codes
  powerpc/p2041rdb: updated description of cpld command
  powerpc/p2041rdb: add more ddr frequencies support
  powerpc/p2041rdb: set sysclk according to status of physical switch SW1
  powerpc/p2041rdb: update cpld reset command according to CPLD 2.0
  powerpc/mpc8349emds: Migrate from spd_sdram to unified DDR driver
  powerpc/mpc83xx: Migrate from spd_sdram to unified DDR driver
  powerpc/mpc8xxx: Add DDR2 to unified DDR driver
  powerpc/mpc8xxx: Fix picos_to_mclk() and get_memory_clk_period_ps()
  powerpc/mpc8xxx: Add SPD EEPROM address for single controller 2 slots
  powerpc/mpc8xxx: Fix DDR code for empty first DIMM slot and enable DQS_en
  powerpc/85xx: Refactor P2041RDB to use common p_corenet files
  powerpc/85xx: refactor common P-Series CoreNet files for FSL boards
  powerpc/85xx: Enable CMD_REGINFO on corenet boards
  powerpc/85xx: p2041rdb - Remove unused 'execute' perm in TLB entries
  powerpc/85xx: Fix USB protocol definitions for P1020RDB
  powerpc/corenet_ds: Use separated speed tables for UDIMM and RDIMM
  powerpc/mpc8xxx: Move DDR RCW overriding to common code
  powerpc/mpc8xxx: Extend CWL table
  powerpc/85xx: Cleanup how SVR_MAJ() is defined on MPC8536
  powerpc/85xx: Cleanup extern in corenet_ds board code
  powerpc/p2041rdb: Add ethernet support on P2041RDB board
  powerpc/85xx: Add networking support to P1023RDS
  powerpc/hydra: Add ethernet support on P5020/P3041 DS boards
  powerpc/85xx: Add FMan ethernet support to P4080DS
  powerpc/85xx: Add support for FMan ethernet in Independent mode
  powerpc/mpc8548cds: Cleanup mpc8548cds.c
  powerpc/mp: add support for discontiguous cores
  powerpc/85xx: corenet_ds - Remove unused 'execute' perm in TLB entries
  fdt: Add new fdt_create_phandle helper
  fdt: Rename fdt_create_phandle to fdt_set_phandle
  powerpc/85xx: Fix compile warnings/errors if CONFIG_SYS_DPAA_FMAN isn't set
  fsl_ifc: Add the workaround for erratum IFC A-003399(enabled on P1010)
  powerpc/P1010: Add workaround for erratum P1010-A003549 (related to IFC)
  fsl_ifc: Add the workaround for erratum IFC-A002769 (enable on P1010)
  powerpc/85xx: Expanding the window of CCSRBAR in AS=1 from 4k to 1M
  powerpc/85xx: Add NAND/NAND_SPL support to P1010RDB
  nand: Freescale Integrated Flash Controller NAND support
  powerpc/85xx: Add basic support for P1010RDB
  powerpc/85xx: Add support for new P102x/P2020 RDB style boards
  powerpc/85xx: relocate CCSR before creating the initial RAM area
  powerpc/85xx: introduce and document CONFIG_SYS_CCSRBAR macros
  powerpc/85xx: Enable internal USB UTMI PHY on p204x/p3041/p50x0
  powerpc/85xx: Add ULPI and UTMI USB Phy support for P1010/P1014

5 files changed, 813 insertions, 0 deletions

diff --git a/nand_spl/board/freescale/p1010rdb/Makefile b/nand_spl/board/freescale/p1010rdb/Makefile
new file mode 100644
index 00000000000..8d240eadd97
--- /dev/null
+++ b/nand_spl/board/freescale/p1010rdb/Makefile
@@ -0,0 +1,141 @@
+#
+# (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 := 0xff800000
+PAD_TO := 0xff802000
+
+include $(TOPDIR)/config.mk
+
+nandobj	:= $(OBJTREE)/nand_spl/
+
+LDSCRIPT= $(TOPDIR)/$(CPUDIR)/u-boot-nand_spl.lds
+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 ticks.o
+COBJS	= cache.o cpu_init_early.o cpu_init_nand.o fsl_law.o law.o \
+	  nand_boot.o nand_boot_fsl_ifc.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 $(nandobj)u-boot-spl
+
+$(nandobj)u-boot-nand_spl.lds: $(LDSCRIPT)
+	$(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$^ >$@
+
+# create symbolic links for common files
+
+$(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)cpu_init_nand.c:
+	@rm -f $(obj)cpu_init_nand.c
+	ln -sf $(SRCTREE)/$(CPUDIR)/cpu_init_nand.c $(obj)cpu_init_nand.c
+
+$(obj)fsl_law.c:
+	@rm -f $(obj)fsl_law.c
+	ln -sf $(SRCTREE)/drivers/misc/fsl_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_ifc.c:
+	@rm -f $(obj)nand_boot_fsl_ifc.c
+	ln -sf $(SRCTREE)/nand_spl/nand_boot_fsl_ifc.c \
+	       $(obj)nand_boot_fsl_ifc.c
+
+$(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)ticks.S:
+	@rm -f $(obj)ticks.S
+	ln -sf $(SRCTREE)/arch/powerpc/lib/ticks.S $(obj)ticks.S
+
+$(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
+
+#########################################################################
diff --git a/nand_spl/board/freescale/p1010rdb/nand_boot.c b/nand_spl/board/freescale/p1010rdb/nand_boot.c
new file mode 100644
index 00000000000..16eeb61d85b
--- /dev/null
+++ b/nand_spl/board/freescale/p1010rdb/nand_boot.c
@@ -0,0 +1,130 @@
+/*
+ * 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 <mpc85xx.h>
+#include <asm/io.h>
+#include <ns16550.h>
+#include <nand.h>
+#include <asm/mmu.h>
+#include <asm/immap_85xx.h>
+#include <asm/fsl_ddr_sdram.h>
+#include <asm/fsl_law.h>
+
+#define udelay(x) { int j; for (j = 0; j < x * 10000; j++) isync(); }
+
+unsigned long ddr_freq_mhz;
+
+void sdram_init(void)
+{
+	ccsr_ddr_t *ddr = (ccsr_ddr_t *)CONFIG_SYS_MPC85xx_DDR_ADDR;
+
+	out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL | SDRAM_CFG_32_BE);
+	out_be32(&ddr->cs0_bnds, CONFIG_SYS_DDR_CS0_BNDS);
+	out_be32(&ddr->cs0_config, CONFIG_SYS_DDR_CS0_CONFIG);
+	out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_CONTROL_2);
+	out_be32(&ddr->sdram_data_init, CONFIG_SYS_DDR_DATA_INIT);
+
+	if (ddr_freq_mhz < 700) {
+		out_be32(&ddr->timing_cfg_3, CONFIG_SYS_DDR_TIMING_3_667);
+		out_be32(&ddr->timing_cfg_0, CONFIG_SYS_DDR_TIMING_0_667);
+		out_be32(&ddr->timing_cfg_1, CONFIG_SYS_DDR_TIMING_1_667);
+		out_be32(&ddr->timing_cfg_2, CONFIG_SYS_DDR_TIMING_2_667);
+		out_be32(&ddr->sdram_mode, CONFIG_SYS_DDR_MODE_1_667);
+		out_be32(&ddr->sdram_mode_2, CONFIG_SYS_DDR_MODE_2_667);
+		out_be32(&ddr->sdram_interval, CONFIG_SYS_DDR_INTERVAL_667);
+		out_be32(&ddr->sdram_clk_cntl, CONFIG_SYS_DDR_CLK_CTRL_667);
+		out_be32(&ddr->ddr_wrlvl_cntl,
+				CONFIG_SYS_DDR_WRLVL_CONTROL_667);
+	} else {
+		out_be32(&ddr->timing_cfg_3, CONFIG_SYS_DDR_TIMING_3_800);
+		out_be32(&ddr->timing_cfg_0, CONFIG_SYS_DDR_TIMING_0_800);
+		out_be32(&ddr->timing_cfg_1, CONFIG_SYS_DDR_TIMING_1_800);
+		out_be32(&ddr->timing_cfg_2, CONFIG_SYS_DDR_TIMING_2_800);
+		out_be32(&ddr->sdram_mode, CONFIG_SYS_DDR_MODE_1_800);
+		out_be32(&ddr->sdram_mode_2, CONFIG_SYS_DDR_MODE_2_800);
+		out_be32(&ddr->sdram_interval, CONFIG_SYS_DDR_INTERVAL_800);
+		out_be32(&ddr->sdram_clk_cntl, CONFIG_SYS_DDR_CLK_CTRL_800);
+		out_be32(&ddr->ddr_wrlvl_cntl,
+				CONFIG_SYS_DDR_WRLVL_CONTROL_800);
+	}
+
+	out_be32(&ddr->timing_cfg_4, CONFIG_SYS_DDR_TIMING_4);
+	out_be32(&ddr->timing_cfg_5, CONFIG_SYS_DDR_TIMING_5);
+	out_be32(&ddr->ddr_zq_cntl, CONFIG_SYS_DDR_ZQ_CONTROL);
+
+	/* mimic 500us delay, with busy isync() loop */
+	udelay(100);
+
+	/* Let the controller go */
+	out_be32(&ddr->sdram_cfg, in_be32(&ddr->sdram_cfg) | SDRAM_CFG_MEM_EN);
+
+	set_next_law(CONFIG_SYS_NAND_DDR_LAW, LAW_SIZE_1G, LAW_TRGT_IF_DDR_1);
+}
+
+void board_init_f(ulong bootflag)
+{
+	u32 plat_ratio, ddr_ratio;
+	unsigned long bus_clk;
+	ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
+
+	/* initialize selected port with appropriate baud rate */
+	plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO;
+	plat_ratio >>= 1;
+	bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio;
+
+	ddr_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_DDR_RATIO;
+	ddr_ratio = ddr_ratio >> MPC85xx_PORPLLSR_DDR_RATIO_SHIFT;
+	ddr_freq_mhz = (CONFIG_SYS_CLK_FREQ * ddr_ratio) / 0x1000000;
+
+	NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1,
+			bus_clk / 16 / CONFIG_BAUDRATE);
+
+	puts("\nNAND boot... ");
+
+	/* 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++);
+}
diff --git a/nand_spl/board/freescale/p1_p2_rdb_pc/Makefile b/nand_spl/board/freescale/p1_p2_rdb_pc/Makefile
new file mode 100644
index 00000000000..475cc496b3d
--- /dev/null
+++ b/nand_spl/board/freescale/p1_p2_rdb_pc/Makefile
@@ -0,0 +1,137 @@
+#
+# (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
+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 cpu_init_nand.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 $(nandobj)u-boot-spl
+
+$(nandobj)u-boot-nand_spl.lds: $(LDSCRIPT)
+	$(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$^ >$@
+
+# create symbolic links for common files
+
+$(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)cpu_init_nand.c:
+	@rm -f $(obj)cpu_init_nand.c
+	ln -sf $(SRCTREE)/$(CPUDIR)/cpu_init_nand.c $(obj)cpu_init_nand.c
+
+$(obj)fsl_law.c:
+	@rm -f $(obj)fsl_law.c
+	ln -sf $(SRCTREE)/drivers/misc/fsl_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
+
+#########################################################################
diff --git a/nand_spl/board/freescale/p1_p2_rdb_pc/nand_boot.c b/nand_spl/board/freescale/p1_p2_rdb_pc/nand_boot.c
new file mode 100644
index 00000000000..b9796ea6c94
--- /dev/null
+++ b/nand_spl/board/freescale/p1_p2_rdb_pc/nand_boot.c
@@ -0,0 +1,134 @@
+/*
+ * 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>
+
+#define udelay(x) {int i, j; \
+			for (i = 0; i < x; i++) \
+				for (j = 0; j < 10000; j++) \
+					; }
+
+/*
+ * 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;
+
+	out_be32(&ddr->cs0_bnds, CONFIG_SYS_DDR_CS0_BNDS);
+	out_be32(&ddr->cs0_config, CONFIG_SYS_DDR_CS0_CONFIG);
+#if CONFIG_CHIP_SELECTS_PER_CTRL > 1
+	out_be32(&ddr->cs1_bnds, CONFIG_SYS_DDR_CS1_BNDS);
+	out_be32(&ddr->cs1_config, CONFIG_SYS_DDR_CS1_CONFIG);
+#endif
+	out_be32(&ddr->timing_cfg_3, CONFIG_SYS_DDR_TIMING_3);
+	out_be32(&ddr->timing_cfg_0, CONFIG_SYS_DDR_TIMING_0);
+	out_be32(&ddr->timing_cfg_1, CONFIG_SYS_DDR_TIMING_1);
+	out_be32(&ddr->timing_cfg_2, CONFIG_SYS_DDR_TIMING_2);
+
+	out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_CONTROL_2);
+	out_be32(&ddr->sdram_mode, CONFIG_SYS_DDR_MODE_1);
+	out_be32(&ddr->sdram_mode_2, CONFIG_SYS_DDR_MODE_2);
+
+	out_be32(&ddr->sdram_interval, CONFIG_SYS_DDR_INTERVAL);
+	out_be32(&ddr->sdram_data_init, CONFIG_SYS_DDR_DATA_INIT);
+	out_be32(&ddr->sdram_clk_cntl, CONFIG_SYS_DDR_CLK_CTRL);
+
+	out_be32(&ddr->timing_cfg_4, CONFIG_SYS_DDR_TIMING_4);
+	out_be32(&ddr->timing_cfg_5, CONFIG_SYS_DDR_TIMING_5);
+	out_be32(&ddr->ddr_zq_cntl, CONFIG_SYS_DDR_ZQ_CONTROL);
+	out_be32(&ddr->ddr_wrlvl_cntl, CONFIG_SYS_DDR_WRLVL_CONTROL);
+
+	/* Set, but do not enable the memory */
+	out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL & ~SDRAM_CFG_MEM_EN);
+
+	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, bus_clk;
+	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;
+	bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio;
+
+	NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1,
+			bus_clk / 16 / CONFIG_BAUDRATE);
+
+	puts("\nNAND boot... ");
+
+#ifndef CONFIG_QE
+	/* init DDR3 reset signal */
+	out_be32(&pgpio->gpdir, 0x02000000);
+	out_be32(&pgpio->gpodr, 0x00200000);
+	out_be32(&pgpio->gpdat, 0x00000000);
+	udelay(1000);
+	out_be32(&pgpio->gpdat, 0x00200000);
+	udelay(1000);
+	out_be32(&pgpio->gpdir, 0x00000000);
+#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++);
+}
diff --git a/nand_spl/nand_boot_fsl_ifc.c b/nand_spl/nand_boot_fsl_ifc.c
new file mode 100644
index 00000000000..44972c5c09a
--- /dev/null
+++ b/nand_spl/nand_boot_fsl_ifc.c
@@ -0,0 +1,271 @@
+/*
+ * NAND boot for FSL Integrated Flash Controller, NAND Flash Control Machine
+ *
+ * Copyright 2011 Freescale Semiconductor, Inc.
+ * Author: Dipen Dudhat <dipen.dudhat@freescale.com>
+ *
+ * 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 <asm/io.h>
+#include <asm/fsl_ifc.h>
+#include <linux/mtd/nand.h>
+
+static inline int is_blank(uchar *addr, int page_size)
+{
+	int i;
+
+	for (i = 0; i < page_size; i++) {
+		if (__raw_readb(&addr[i]) != 0xff)
+			return 0;
+	}
+
+	/*
+	 * For the SPL, don't worry about uncorrectable errors
+	 * where the main area is all FFs but shouldn't be.
+	 */
+	return 1;
+}
+
+/* returns nonzero if entire page is blank */
+static inline int check_read_ecc(uchar *buf, u32 *eccstat,
+				 unsigned int bufnum, int page_size)
+{
+	u32 reg = eccstat[bufnum / 4];
+	int errors = (reg >> ((3 - bufnum % 4) * 8)) & 15;
+
+	if (errors == 15) { /* uncorrectable */
+		/* Blank pages fail hw ECC checks */
+		if (is_blank(buf, page_size))
+			return 1;
+
+		puts("ecc error\n");
+		for (;;)
+			;
+	}
+
+	return 0;
+}
+
+static inline void nand_wait(uchar *buf, int bufnum, int page_size)
+{
+	struct fsl_ifc *ifc = IFC_BASE_ADDR;
+	u32 status;
+	u32 eccstat[4];
+	int bufperpage = page_size / 512;
+	int bufnum_end, i;
+
+	bufnum *= bufperpage;
+	bufnum_end = bufnum + bufperpage - 1;
+
+	do {
+		status = in_be32(&ifc->ifc_nand.nand_evter_stat);
+	} while (!(status & IFC_NAND_EVTER_STAT_OPC));
+
+	if (status & IFC_NAND_EVTER_STAT_FTOER) {
+		puts("flash time out error\n");
+		for (;;)
+			;
+	}
+
+	for (i = bufnum / 4; i <= bufnum_end / 4; i++)
+		eccstat[i] = in_be32(&ifc->ifc_nand.nand_eccstat[i]);
+
+	for (i = bufnum; i <= bufnum_end; i++) {
+		if (check_read_ecc(buf, eccstat, i, page_size))
+			break;
+	}
+
+	out_be32(&ifc->ifc_nand.nand_evter_stat, status);
+}
+
+static inline int bad_block(uchar *marker, int port_size)
+{
+	if (port_size == 8)
+		return __raw_readb(marker) != 0xff;
+	else
+		return __raw_readw((u16 *)marker) != 0xffff;
+}
+
+static void nand_load(unsigned int offs, int uboot_size, uchar *dst)
+{
+	struct fsl_ifc *ifc = IFC_BASE_ADDR;
+	uchar *buf = (uchar *)CONFIG_SYS_NAND_BASE;
+	int page_size;
+	int port_size;
+	int pages_per_blk;
+	int blk_size;
+	int bad_marker = 0;
+	int bufnum_mask, bufnum;
+
+	int csor, cspr;
+	int pos = 0;
+	int j = 0;
+
+	int sram_addr;
+	int pg_no;
+
+	/* Get NAND Flash configuration */
+	csor = CONFIG_SYS_NAND_CSOR;
+	cspr = CONFIG_SYS_NAND_CSPR;
+
+	if (!(csor & CSOR_NAND_ECC_DEC_EN)) {
+		/* soft ECC in SPL is unimplemented */
+		puts("WARNING: soft ECC not checked in SPL\n");
+	} else {
+		u32 hwcsor;
+
+		/* make sure board is configured with ECC on boot */
+		hwcsor = in_be32(&ifc->csor_cs[0].csor);
+		if (!(hwcsor & CSOR_NAND_ECC_DEC_EN))
+			puts("WARNING: ECC not checked in SPL, "
+				"check board cfg\n");
+	}
+
+	port_size = (cspr & CSPR_PORT_SIZE_16) ? 16 : 8;
+
+	if (csor & CSOR_NAND_PGS_4K) {
+		page_size = 4096;
+		bufnum_mask = 1;
+	} else if (csor & CSOR_NAND_PGS_2K) {
+		page_size = 2048;
+		bufnum_mask = 3;
+	} else {
+		page_size = 512;
+		bufnum_mask = 15;
+
+		if (port_size == 8)
+			bad_marker = 5;
+	}
+
+	pages_per_blk =
+		32 << ((csor & CSOR_NAND_PB_MASK) >> CSOR_NAND_PB_SHIFT);
+
+	blk_size = pages_per_blk * page_size;
+
+	/* Open Full SRAM mapping for spare are access */
+	out_be32(&ifc->ifc_nand.ncfgr, 0x0);
+
+	/* Clear Boot events */
+	out_be32(&ifc->ifc_nand.nand_evter_stat, 0xffffffff);
+
+	/* Program FIR/FCR for Large/Small page */
+	if (page_size > 512) {
+		out_be32(&ifc->ifc_nand.nand_fir0,
+			 (IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
+			 (IFC_FIR_OP_CA0 << IFC_NAND_FIR0_OP1_SHIFT) |
+			 (IFC_FIR_OP_RA0 << IFC_NAND_FIR0_OP2_SHIFT) |
+			 (IFC_FIR_OP_CMD1 << IFC_NAND_FIR0_OP3_SHIFT) |
+			 (IFC_FIR_OP_BTRD << IFC_NAND_FIR0_OP4_SHIFT));
+		out_be32(&ifc->ifc_nand.nand_fir1, 0x0);
+
+		out_be32(&ifc->ifc_nand.nand_fcr0,
+			(NAND_CMD_READ0 << IFC_NAND_FCR0_CMD0_SHIFT) |
+			(NAND_CMD_READSTART << IFC_NAND_FCR0_CMD1_SHIFT));
+	} else {
+		out_be32(&ifc->ifc_nand.nand_fir0,
+			 (IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
+			 (IFC_FIR_OP_CA0 << IFC_NAND_FIR0_OP1_SHIFT) |
+			 (IFC_FIR_OP_RA0  << IFC_NAND_FIR0_OP2_SHIFT) |
+			 (IFC_FIR_OP_BTRD << IFC_NAND_FIR0_OP3_SHIFT));
+		out_be32(&ifc->ifc_nand.nand_fir1, 0x0);
+
+		out_be32(&ifc->ifc_nand.nand_fcr0,
+			NAND_CMD_READ0 << IFC_NAND_FCR0_CMD0_SHIFT);
+	}
+
+	/* Program FBCR = 0 for full page read */
+	out_be32(&ifc->ifc_nand.nand_fbcr, 0);
+
+	/* Read and copy u-boot on SDRAM from NAND device, In parallel
+	 * check for Bad block if found skip it and read continue to
+	 * next Block
+	 */
+	while (pos < uboot_size) {
+		int i = 0;
+		do {
+			pg_no = offs / page_size;
+			bufnum = pg_no & bufnum_mask;
+			sram_addr = bufnum * page_size * 2;
+
+			out_be32(&ifc->ifc_nand.row0, pg_no);
+			out_be32(&ifc->ifc_nand.col0, 0);
+			/* start read */
+			out_be32(&ifc->ifc_nand.nandseq_strt,
+				IFC_NAND_SEQ_STRT_FIR_STRT);
+
+			/* wait for read to complete */
+			nand_wait(&buf[sram_addr], bufnum, page_size);
+
+			/*
+			 * If either of the first two pages are marked bad,
+			 * continue to the next block.
+			 */
+			if (i++ < 2 &&
+			    bad_block(&buf[sram_addr + page_size + bad_marker],
+				      port_size)) {
+				puts("skipping\n");
+				offs = (offs + blk_size) & ~(blk_size - 1);
+				pos &= ~(blk_size - 1);
+				break;
+			}
+
+			for (j = 0; j < page_size; j++)
+				dst[pos + j] = __raw_readb(&buf[sram_addr + j]);
+
+			pos += page_size;
+			offs += page_size;
+		} while ((offs & (blk_size - 1)) && (pos < uboot_size));
+	}
+}
+
+/*
+ * Main entrypoint for NAND Boot. It's necessary that SDRAM is already
+ * configured and available since this code loads the main U-boot image
+ * from NAND into SDRAM and starts from there.
+ */
+void nand_boot(void)
+{
+	__attribute__((noreturn)) void (*uboot)(void);
+
+	/*
+	 * Load U-Boot image from NAND into RAM
+	 */
+	nand_load(CONFIG_SYS_NAND_U_BOOT_OFFS, CONFIG_SYS_NAND_U_BOOT_SIZE,
+		  (uchar *)CONFIG_SYS_NAND_U_BOOT_DST);
+
+#ifdef CONFIG_NAND_ENV_DST
+	nand_load(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE,
+		  (uchar *)CONFIG_NAND_ENV_DST);
+
+#ifdef CONFIG_ENV_OFFSET_REDUND
+	nand_load(CONFIG_ENV_OFFSET_REDUND, CONFIG_ENV_SIZE,
+		  (uchar *)CONFIG_NAND_ENV_DST + CONFIG_ENV_SIZE);
+#endif
+#endif
+
+	/*
+	 * Jump to U-Boot image
+	 */
+	/*
+	 * Clean d-cache and invalidate i-cache, to
+	 * make sure that no stale data is executed.
+	 */
+	flush_cache(CONFIG_SYS_NAND_U_BOOT_DST, CONFIG_SYS_NAND_U_BOOT_SIZE);
+	uboot = (void *)CONFIG_SYS_NAND_U_BOOT_START;
+	uboot();
+}