diff --git a/arch/powerpc/cpu/mpc83xx/Makefile b/arch/powerpc/cpu/mpc83xx/Makefile
index 3979b6f..b353036 100644
--- a/arch/powerpc/cpu/mpc83xx/Makefile
+++ b/arch/powerpc/cpu/mpc83xx/Makefile
@@ -34,7 +34,6 @@
 COBJS-y += cpu_init.o
 COBJS-y += speed.o
 COBJS-y += interrupts.o
-COBJS-y += spd_sdram.o
 COBJS-y += ecc.o
 COBJS-$(CONFIG_QE) += qe_io.o
 COBJS-$(CONFIG_FSL_SERDES) += serdes.o
@@ -42,6 +41,13 @@
 COBJS-$(CONFIG_PCIE) += pcie.o
 COBJS-$(CONFIG_OF_LIBFDT) += fdt.o
 
+ifdef CONFIG_FSL_DDR2
+COBJS-$(CONFIG_MPC8349) += ddr-gen2.o
+else
+COBJS-y += spd_sdram.o
+endif
+COBJS-$(CONFIG_FSL_DDR2) += law.o
+
 COBJS	:= $(COBJS-y)
 SRCS	:= $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS	:= $(addprefix $(obj),$(SOBJS) $(COBJS))
@@ -52,6 +58,18 @@
 $(LIB):	$(OBJS)
 	$(call cmd_link_o_target, $(OBJS))
 
+$(obj)ddr-gen1.c:
+	@rm -f $(obj)ddr-gen1.c
+	ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc85xx/ddr-gen1.c $(obj)ddr-gen1.c
+
+$(obj)ddr-gen2.c:
+	@rm -f $(obj)ddr-gen2.c
+	ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc85xx/ddr-gen2.c $(obj)ddr-gen2.c
+
+$(obj)ddr-gen3.c:
+	@rm -f $(obj)ddr-gen3.c
+	ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc85xx/ddr-gen3.c $(obj)ddr-gen3.c
+
 #########################################################################
 
 # defines $(obj).depend target
diff --git a/arch/powerpc/cpu/mpc83xx/ecc.c b/arch/powerpc/cpu/mpc83xx/ecc.c
index f8eab96..717365c 100644
--- a/arch/powerpc/cpu/mpc83xx/ecc.c
+++ b/arch/powerpc/cpu/mpc83xx/ecc.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2007 Freescale Semiconductor, Inc.
+ * Copyright (C) 2007-2011 Freescale Semiconductor, Inc.
  *
  * Dave Liu <daveliu@freescale.com>
  * based on the contribution of Marian Balakowicz <m8@semihalf.com>
@@ -20,8 +20,12 @@
 #if defined(CONFIG_DDR_ECC) && defined(CONFIG_DDR_ECC_CMD)
 void ecc_print_status(void)
 {
-	volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
-	volatile ddr83xx_t *ddr = &immap->ddr;
+	immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
+#ifdef CONFIG_FSL_DDR2
+	ccsr_ddr_t *ddr = &immap->ddr;
+#else
+	ddr83xx_t *ddr = &immap->ddr;
+#endif
 
 	printf("\nECC mode: %s\n\n",
 	       (ddr->sdram_cfg & SDRAM_CFG_ECC_EN) ? "ON" : "OFF");
@@ -100,8 +104,12 @@
 
 int do_ecc(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
 {
-	volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
-	volatile ddr83xx_t *ddr = &immap->ddr;
+	immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
+#ifdef CONFIG_FSL_DDR2
+	ccsr_ddr_t *ddr = &immap->ddr;
+#else
+	ddr83xx_t *ddr = &immap->ddr;
+#endif
 	volatile u32 val;
 	u64 *addr;
 	u32 count;
diff --git a/arch/powerpc/cpu/mpc83xx/law.c b/arch/powerpc/cpu/mpc83xx/law.c
new file mode 100644
index 0000000..66c88b6
--- /dev/null
+++ b/arch/powerpc/cpu/mpc83xx/law.c
@@ -0,0 +1,61 @@
+/*
+ * 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
+ * Version 2 as published by the Free Software Foundation.
+ */
+
+#include <common.h>
+#include <asm/fsl_law.h>
+#include <asm/mmu.h>
+
+int set_ddr_laws(u64 start, u64 sz, enum law_trgt_if id)
+{
+	immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
+	law83xx_t *ecm = &immap->sysconf.ddrlaw[0];
+	u64 start_align, law_sz;
+	int law_sz_enc;
+
+	if (start == 0)
+		start_align = 1ull << (LAW_SIZE_2G + 1);
+	else
+		start_align = 1ull << (ffs64(start) - 1);
+	law_sz = min(start_align, sz);
+	law_sz_enc = __ilog2_u64(law_sz) - 1;
+
+	/*
+	 * Set up LAWBAR for all of DDR.
+	 */
+	ecm->bar = start & 0xfffff000;
+	ecm->ar  = (LAWAR_EN | (id << 20) | (LAWAR_SIZE & law_sz_enc));
+	debug("DDR:bar=0x%08x\n", ecm->bar);
+	debug("DDR:ar=0x%08x\n", ecm->ar);
+
+	/* recalculate size based on what was actually covered by the law */
+	law_sz = 1ull << __ilog2_u64(law_sz);
+
+	/* do we still have anything to map */
+	sz = sz - law_sz;
+	if (sz) {
+		start += law_sz;
+
+		start_align = 1ull << (ffs64(start) - 1);
+		law_sz = min(start_align, sz);
+		law_sz_enc = __ilog2_u64(law_sz) - 1;
+		ecm = &immap->sysconf.ddrlaw[1];
+		ecm->bar = start & 0xfffff000;
+		ecm->ar  = (LAWAR_EN | (id << 20) | (LAWAR_SIZE & law_sz_enc));
+		debug("DDR:bar=0x%08x\n", ecm->bar);
+		debug("DDR:ar=0x%08x\n", ecm->ar);
+	} else {
+		return 0;
+	}
+
+	/* do we still have anything to map */
+	sz = sz - law_sz;
+	if (sz)
+		return 1;
+
+	return 0;
+}
diff --git a/arch/powerpc/cpu/mpc83xx/speed.c b/arch/powerpc/cpu/mpc83xx/speed.c
index 4542ab1..f78099d 100644
--- a/arch/powerpc/cpu/mpc83xx/speed.c
+++ b/arch/powerpc/cpu/mpc83xx/speed.c
@@ -507,6 +507,15 @@
 	return gd->csb_clk;
 }
 
+/********************************************
+ * get_ddr_freq
+ * return ddr bus freq in Hz
+ *********************************************/
+ulong get_ddr_freq(ulong dummy)
+{
+	return gd->mem_clk;
+}
+
 int do_clocks (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
 {
 	char buf[32];
diff --git a/arch/powerpc/cpu/mpc85xx/ddr-gen2.c b/arch/powerpc/cpu/mpc85xx/ddr-gen2.c
index 655f99c..10f3685 100644
--- a/arch/powerpc/cpu/mpc85xx/ddr-gen2.c
+++ b/arch/powerpc/cpu/mpc85xx/ddr-gen2.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2008 Freescale Semiconductor, Inc.
+ * Copyright 2008-2011 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
@@ -18,7 +18,11 @@
 			     unsigned int ctrl_num)
 {
 	unsigned int i;
-	volatile ccsr_ddr_t *ddr = (void *)CONFIG_SYS_MPC85xx_DDR_ADDR;
+#ifdef CONFIG_MPC83xx
+	ccsr_ddr_t *ddr = (void *)CONFIG_SYS_MPC83xx_DDR_ADDR;
+#else
+	ccsr_ddr_t *ddr = (void *)CONFIG_SYS_MPC85xx_DDR_ADDR;
+#endif
 
 	if (ctrl_num) {
 		printf("%s unexpected ctrl_num = %u\n", __FUNCTION__, ctrl_num);
diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c b/arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c
index dd4fcea..15cd375 100644
--- a/arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c
+++ b/arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c
@@ -18,7 +18,9 @@
 
 #include "ddr.h"
 
-#ifdef CONFIG_MPC85xx
+#ifdef CONFIG_MPC83xx
+	#define _DDR_ADDR CONFIG_SYS_MPC83xx_DDR_ADDR
+#elif defined(CONFIG_MPC85xx)
 	#define _DDR_ADDR CONFIG_SYS_MPC85xx_DDR_ADDR
 #elif defined(CONFIG_MPC86xx)
 	#define _DDR_ADDR CONFIG_SYS_MPC86xx_DDR_ADDR
diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/util.c b/arch/powerpc/cpu/mpc8xxx/ddr/util.c
index c644131..eb6a17a 100644
--- a/arch/powerpc/cpu/mpc8xxx/ddr/util.c
+++ b/arch/powerpc/cpu/mpc8xxx/ddr/util.c
@@ -129,10 +129,13 @@
 
 void board_add_ram_info(int use_default)
 {
-#if defined(CONFIG_MPC85xx)
-	volatile ccsr_ddr_t *ddr = (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR);
+#if defined(CONFIG_MPC83xx)
+	immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
+	ccsr_ddr_t *ddr = (void *)&immap->ddr;
+#elif defined(CONFIG_MPC85xx)
+	ccsr_ddr_t *ddr = (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR);
 #elif defined(CONFIG_MPC86xx)
-	volatile ccsr_ddr_t *ddr = (void *)(CONFIG_SYS_MPC86xx_DDR_ADDR);
+	ccsr_ddr_t *ddr = (void *)(CONFIG_SYS_MPC86xx_DDR_ADDR);
 #endif
 #if (CONFIG_NUM_DDR_CONTROLLERS > 1)
 	uint32_t cs0_config = in_be32(&ddr->cs0_config);
diff --git a/arch/powerpc/include/asm/config.h b/arch/powerpc/include/asm/config.h
index c5e5c9c..d138636 100644
--- a/arch/powerpc/include/asm/config.h
+++ b/arch/powerpc/include/asm/config.h
@@ -42,7 +42,10 @@
 #define CONFIG_SYS_BOOT_GET_KBD
 
 #ifndef CONFIG_MAX_MEM_MAPPED
-#if defined(CONFIG_4xx) || defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
+#if	defined(CONFIG_4xx)		|| \
+	defined(CONFIG_E500)		|| \
+	defined(CONFIG_MPC86xx)		|| \
+	defined(CONFIG_E300)
 #define CONFIG_MAX_MEM_MAPPED	((phys_size_t)2 << 30)
 #else
 #define CONFIG_MAX_MEM_MAPPED	(256 << 20)
diff --git a/arch/powerpc/include/asm/immap_83xx.h b/arch/powerpc/include/asm/immap_83xx.h
index cc0293a..8d4c9cb 100644
--- a/arch/powerpc/include/asm/immap_83xx.h
+++ b/arch/powerpc/include/asm/immap_83xx.h
@@ -1,5 +1,5 @@
 /*
- * Copyright 2004-2009 Freescale Semiconductor, Inc.
+ * Copyright 2004-2011 Freescale Semiconductor, Inc.
  *
  * MPC83xx Internal Memory Map
  *
@@ -285,6 +285,105 @@
 /*
  * DDR Memory Controller Memory Map
  */
+#if defined(CONFIG_FSL_DDR2) || defined(CONFIG_FSL_DDR3)
+typedef struct ccsr_ddr {
+	u32	cs0_bnds;		/* Chip Select 0 Memory Bounds */
+	u8	res1[4];
+	u32	cs1_bnds;		/* Chip Select 1 Memory Bounds */
+	u8	res2[4];
+	u32	cs2_bnds;		/* Chip Select 2 Memory Bounds */
+	u8	res3[4];
+	u32	cs3_bnds;		/* Chip Select 3 Memory Bounds */
+	u8	res4[100];
+	u32	cs0_config;		/* Chip Select Configuration */
+	u32	cs1_config;		/* Chip Select Configuration */
+	u32	cs2_config;		/* Chip Select Configuration */
+	u32	cs3_config;		/* Chip Select Configuration */
+	u8	res4a[48];
+	u32	cs0_config_2;		/* Chip Select Configuration 2 */
+	u32	cs1_config_2;		/* Chip Select Configuration 2 */
+	u32	cs2_config_2;		/* Chip Select Configuration 2 */
+	u32	cs3_config_2;		/* Chip Select Configuration 2 */
+	u8	res5[48];
+	u32	timing_cfg_3;		/* SDRAM Timing Configuration 3 */
+	u32	timing_cfg_0;		/* SDRAM Timing Configuration 0 */
+	u32	timing_cfg_1;		/* SDRAM Timing Configuration 1 */
+	u32	timing_cfg_2;		/* SDRAM Timing Configuration 2 */
+	u32	sdram_cfg;		/* SDRAM Control Configuration */
+	u32	sdram_cfg_2;		/* SDRAM Control Configuration 2 */
+	u32	sdram_mode;		/* SDRAM Mode Configuration */
+	u32	sdram_mode_2;		/* SDRAM Mode Configuration 2 */
+	u32	sdram_md_cntl;		/* SDRAM Mode Control */
+	u32	sdram_interval;		/* SDRAM Interval Configuration */
+	u32	sdram_data_init;	/* SDRAM Data initialization */
+	u8	res6[4];
+	u32	sdram_clk_cntl;		/* SDRAM Clock Control */
+	u8	res7[20];
+	u32	init_addr;		/* training init addr */
+	u32	init_ext_addr;		/* training init extended addr */
+	u8	res8_1[16];
+	u32	timing_cfg_4;		/* SDRAM Timing Configuration 4 */
+	u32	timing_cfg_5;		/* SDRAM Timing Configuration 5 */
+	u8	reg8_1a[8];
+	u32	ddr_zq_cntl;		/* ZQ calibration control*/
+	u32	ddr_wrlvl_cntl;		/* write leveling control*/
+	u8	reg8_1aa[4];
+	u32	ddr_sr_cntr;		/* self refresh counter */
+	u32	ddr_sdram_rcw_1;	/* Control Words 1 */
+	u32	ddr_sdram_rcw_2;	/* Control Words 2 */
+	u8	reg_1ab[8];
+	u32	ddr_wrlvl_cntl_2;	/* write leveling control 2 */
+	u32	ddr_wrlvl_cntl_3;	/* write leveling control 3 */
+	u8	res8_1b[104];
+	u32	sdram_mode_3;		/* SDRAM Mode Configuration 3 */
+	u32	sdram_mode_4;		/* SDRAM Mode Configuration 4 */
+	u32	sdram_mode_5;		/* SDRAM Mode Configuration 5 */
+	u32	sdram_mode_6;		/* SDRAM Mode Configuration 6 */
+	u32	sdram_mode_7;		/* SDRAM Mode Configuration 7 */
+	u32	sdram_mode_8;		/* SDRAM Mode Configuration 8 */
+	u8	res8_1ba[0x908];
+	u32	ddr_dsr1;		/* Debug Status 1 */
+	u32	ddr_dsr2;		/* Debug Status 2 */
+	u32	ddr_cdr1;		/* Control Driver 1 */
+	u32	ddr_cdr2;		/* Control Driver 2 */
+	u8	res8_1c[200];
+	u32	ip_rev1;		/* IP Block Revision 1 */
+	u32	ip_rev2;		/* IP Block Revision 2 */
+	u32	eor;			/* Enhanced Optimization Register */
+	u8	res8_2[252];
+	u32	mtcr;			/* Memory Test Control Register */
+	u8	res8_3[28];
+	u32	mtp1;			/* Memory Test Pattern 1 */
+	u32	mtp2;			/* Memory Test Pattern 2 */
+	u32	mtp3;			/* Memory Test Pattern 3 */
+	u32	mtp4;			/* Memory Test Pattern 4 */
+	u32	mtp5;			/* Memory Test Pattern 5 */
+	u32	mtp6;			/* Memory Test Pattern 6 */
+	u32	mtp7;			/* Memory Test Pattern 7 */
+	u32	mtp8;			/* Memory Test Pattern 8 */
+	u32	mtp9;			/* Memory Test Pattern 9 */
+	u32	mtp10;			/* Memory Test Pattern 10 */
+	u8	res8_4[184];
+	u32	data_err_inject_hi;	/* Data Path Err Injection Mask High */
+	u32	data_err_inject_lo;	/* Data Path Err Injection Mask Low */
+	u32	ecc_err_inject;		/* Data Path Err Injection Mask ECC */
+	u8	res9[20];
+	u32	capture_data_hi;	/* Data Path Read Capture High */
+	u32	capture_data_lo;	/* Data Path Read Capture Low */
+	u32	capture_ecc;		/* Data Path Read Capture ECC */
+	u8	res10[20];
+	u32	err_detect;		/* Error Detect */
+	u32	err_disable;		/* Error Disable */
+	u32	err_int_en;
+	u32	capture_attributes;	/* Error Attrs Capture */
+	u32	capture_address;	/* Error Addr Capture */
+	u32	capture_ext_address;	/* Error Extended Addr Capture */
+	u32	err_sbe;		/* Single-Bit ECC Error Management */
+	u8	res11[164];
+	u32	debug[32];		/* debug_1 to debug_32 */
+	u8	res12[128];
+} ccsr_ddr_t;
+#else
 typedef struct ddr_cs_bnds {
 	u32 csbnds;
 	u8 res0[4];
@@ -334,6 +433,7 @@
 	u32 debug_reg;
 	u8 res9[0xFC];
 } ddr83xx_t;
+#endif
 
 /*
  * DUART
@@ -641,7 +741,11 @@
 	u8			dll_ddr[0x100];
 	u8			dll_lbc[0x100];
 	u8			res1[0xE00];
-	ddr83xx_t		ddr;		/* DDR Memory Controller Memory */
+#if defined(CONFIG_FSL_DDR2) || defined(CONFIG_FSL_DDR3)
+	ccsr_ddr_t		ddr;	/* DDR Memory Controller Memory */
+#else
+	ddr83xx_t		ddr;	/* DDR Memory Controller Memory */
+#endif
 	fsl_i2c_t		i2c[2];		/* I2C Controllers */
 	u8			res2[0x1300];
 	duart83xx_t		duart[2];	/* DUART */
@@ -869,10 +973,15 @@
 } immap_t;
 #endif
 
+#define CONFIG_SYS_MPC83xx_DDR_OFFSET	(0x2000)
+#define CONFIG_SYS_MPC83xx_DDR_ADDR \
+			(CONFIG_SYS_IMMR + CONFIG_SYS_MPC83xx_DDR_OFFSET)
 #define CONFIG_SYS_MPC83xx_DMA_OFFSET	(0x8000)
-#define CONFIG_SYS_MPC83xx_DMA_ADDR	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC83xx_DMA_OFFSET)
+#define CONFIG_SYS_MPC83xx_DMA_ADDR \
+			(CONFIG_SYS_IMMR + CONFIG_SYS_MPC83xx_DMA_OFFSET)
 #define CONFIG_SYS_MPC83xx_ESDHC_OFFSET	(0x2e000)
-#define CONFIG_SYS_MPC83xx_ESDHC_ADDR	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC83xx_ESDHC_OFFSET)
+#define CONFIG_SYS_MPC83xx_ESDHC_ADDR \
+			(CONFIG_SYS_IMMR + CONFIG_SYS_MPC83xx_ESDHC_OFFSET)
 
 #ifndef CONFIG_SYS_MPC83xx_USB_OFFSET
 #define CONFIG_SYS_MPC83xx_USB_OFFSET  0x23000