Driver/DDR: Moving Freescale DDR driver to a common driver

Freescale DDR driver has been used for mpc83xx, mpc85xx, mpc86xx SoCs.
The similar DDR controllers will be used for ARM-based SoCs.

Signed-off-by: York Sun <yorksun@freescale.com>

8 files changed, 29 insertions, 486 deletions

diff --git a/arch/powerpc/include/asm/config.h b/arch/powerpc/include/asm/config.h
index 3c17c99146..423a6fb8dc 100644
--- a/arch/powerpc/include/asm/config.h
+++ b/arch/powerpc/include/asm/config.h
@@ -9,10 +9,16 @@
 
 #ifdef CONFIG_MPC85xx
 #include <asm/config_mpc85xx.h>
+#define CONFIG_SYS_FSL_DDR
 #endif
 
 #ifdef CONFIG_MPC86xx
 #include <asm/config_mpc86xx.h>
+#define CONFIG_SYS_FSL_DDR
+#endif
+
+#ifdef CONFIG_MPC83xx
+#define CONFIG_SYS_FSL_DDR
 #endif
 
 #ifndef HWCONFIG_BUFFER_SIZE
diff --git a/arch/powerpc/include/asm/config_mpc85xx.h b/arch/powerpc/include/asm/config_mpc85xx.h
index d4cd27dd00..047fdf1d8c 100644
--- a/arch/powerpc/include/asm/config_mpc85xx.h
+++ b/arch/powerpc/include/asm/config_mpc85xx.h
@@ -40,17 +40,20 @@
 #elif defined(CONFIG_MPC8540)
 #define CONFIG_MAX_CPUS			1
 #define CONFIG_SYS_FSL_NUM_LAWS		8
+#define CONFIG_SYS_FSL_DDRC_GEN1
 #define CONFIG_SYS_CCSRBAR_DEFAULT	0xff700000
 
 #elif defined(CONFIG_MPC8541)
 #define CONFIG_MAX_CPUS			1
 #define CONFIG_SYS_FSL_NUM_LAWS		8
+#define CONFIG_SYS_FSL_DDRC_GEN1
 #define CONFIG_SYS_FSL_SEC_COMPAT	2
 #define CONFIG_SYS_CCSRBAR_DEFAULT	0xff700000
 
 #elif defined(CONFIG_MPC8544)
 #define CONFIG_MAX_CPUS			1
 #define CONFIG_SYS_FSL_NUM_LAWS		10
+#define CONFIG_SYS_FSL_DDRC_GEN2
 #define CONFIG_SYS_PPC_E500_DEBUG_TLB	0
 #define CONFIG_SYS_FSL_SEC_COMPAT	2
 #define CONFIG_SYS_CCSRBAR_DEFAULT	0xff700000
@@ -59,6 +62,7 @@
 #elif defined(CONFIG_MPC8548)
 #define CONFIG_MAX_CPUS			1
 #define CONFIG_SYS_FSL_NUM_LAWS		10
+#define CONFIG_SYS_FSL_DDRC_GEN2
 #define CONFIG_SYS_PPC_E500_DEBUG_TLB	0
 #define CONFIG_SYS_FSL_SEC_COMPAT	2
 #define CONFIG_SYS_CCSRBAR_DEFAULT	0xff700000
@@ -77,17 +81,20 @@
 #elif defined(CONFIG_MPC8555)
 #define CONFIG_MAX_CPUS			1
 #define CONFIG_SYS_FSL_NUM_LAWS		8
+#define CONFIG_SYS_FSL_DDRC_GEN1
 #define CONFIG_SYS_FSL_SEC_COMPAT	2
 #define CONFIG_SYS_CCSRBAR_DEFAULT	0xff700000
 
 #elif defined(CONFIG_MPC8560)
 #define CONFIG_MAX_CPUS			1
 #define CONFIG_SYS_FSL_NUM_LAWS		8
+#define CONFIG_SYS_FSL_DDRC_GEN1
 #define CONFIG_SYS_CCSRBAR_DEFAULT	0xff700000
 
 #elif defined(CONFIG_MPC8568)
 #define CONFIG_MAX_CPUS			1
 #define CONFIG_SYS_FSL_NUM_LAWS		10
+#define CONFIG_SYS_FSL_DDRC_GEN2
 #define CONFIG_SYS_FSL_SEC_COMPAT	2
 #define QE_MURAM_SIZE			0x10000UL
 #define MAX_QE_RISC			2
@@ -738,4 +745,10 @@ defined(CONFIG_PPC_T1020) || defined(CONFIG_PPC_T1022)
 #define CONFIG_SYS_FSL_THREADS_PER_CORE 1
 #endif
 
+#if !defined(CONFIG_SYS_FSL_DDRC_GEN1) && \
+	!defined(CONFIG_SYS_FSL_DDRC_GEN2) && \
+	!defined(CONFIG_SYS_FSL_DDRC_GEN3)
+#define CONFIG_SYS_FSL_DDRC_GEN3
+#endif
+
 #endif /* _ASM_MPC85xx_CONFIG_H_ */
diff --git a/arch/powerpc/include/asm/config_mpc86xx.h b/arch/powerpc/include/asm/config_mpc86xx.h
index 694b110302..4f9b2252be 100644
--- a/arch/powerpc/include/asm/config_mpc86xx.h
+++ b/arch/powerpc/include/asm/config_mpc86xx.h
@@ -7,6 +7,8 @@
 #ifndef _ASM_MPC86xx_CONFIG_H_
 #define _ASM_MPC86xx_CONFIG_H_
 
+#define CONFIG_SYS_FSL_DDR_86XX
+
 /* SoC specific defines for Freescale MPC86xx processors */
 
 #if defined(CONFIG_MPC8610)
diff --git a/arch/powerpc/include/asm/fsl_ddr_dimm_params.h b/arch/powerpc/include/asm/fsl_ddr_dimm_params.h
deleted file mode 100644
index 99a72bc6e1..0000000000
--- a/arch/powerpc/include/asm/fsl_ddr_dimm_params.h
+++ /dev/null
@@ -1,101 +0,0 @@
-/*
- * Copyright 2008 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.
- */
-
-#ifndef DDR2_DIMM_PARAMS_H
-#define DDR2_DIMM_PARAMS_H
-
-#define EDC_DATA_PARITY	1
-#define EDC_ECC		2
-#define EDC_AC_PARITY	4
-
-/* Parameters for a DDR2 dimm computed from the SPD */
-typedef struct dimm_params_s {
-
-	/* DIMM organization parameters */
-	char mpart[19];		/* guaranteed null terminated */
-
-	unsigned int n_ranks;
-	unsigned long long rank_density;
-	unsigned long long capacity;
-	unsigned int data_width;
-	unsigned int primary_sdram_width;
-	unsigned int ec_sdram_width;
-	unsigned int registered_dimm;
-	unsigned int device_width;	/* x4, x8, x16 components */
-
-	/* SDRAM device parameters */
-	unsigned int n_row_addr;
-	unsigned int n_col_addr;
-	unsigned int edc_config;	/* 0 = none, 1 = parity, 2 = ECC */
-	unsigned int n_banks_per_sdram_device;
-	unsigned int burst_lengths_bitmask;	/* BL=4 bit 2, BL=8 = bit 3 */
-	unsigned int row_density;
-
-	/* used in computing base address of DIMMs */
-	unsigned long long base_address;
-	/* mirrored DIMMs */
-	unsigned int mirrored_dimm;	/* only for ddr3 */
-
-	/* DIMM timing parameters */
-
-	unsigned int mtb_ps;	/* medium timebase ps, only for ddr3 */
-	unsigned int ftb_10th_ps; /* fine timebase, in 1/10 ps, only for ddr3 */
-	unsigned int taa_ps;	/* minimum CAS latency time, only for ddr3 */
-	unsigned int tfaw_ps;	/* four active window delay, only for ddr3 */
-
-	/*
-	 * SDRAM clock periods
-	 * The range for these are 1000-10000 so a short should be sufficient
-	 */
-	unsigned int tckmin_x_ps;
-	unsigned int tckmin_x_minus_1_ps;
-	unsigned int tckmin_x_minus_2_ps;
-	unsigned int tckmax_ps;
-
-	/* SPD-defined CAS latencies */
-	unsigned int caslat_x;
-	unsigned int caslat_x_minus_1;
-	unsigned int caslat_x_minus_2;
-
-	unsigned int caslat_lowest_derated;	/* Derated CAS latency */
-
-	/* basic timing parameters */
-	unsigned int trcd_ps;
-	unsigned int trp_ps;
-	unsigned int tras_ps;
-
-	unsigned int twr_ps;	/* maximum = 63750 ps */
-	unsigned int twtr_ps;	/* maximum = 63750 ps */
-	unsigned int trfc_ps;   /* max = 255 ns + 256 ns + .75 ns
-				       = 511750 ps */
-
-	unsigned int trrd_ps;	/* maximum = 63750 ps */
-	unsigned int trc_ps;	/* maximum = 254 ns + .75 ns = 254750 ps */
-
-	unsigned int refresh_rate_ps;
-	unsigned int extended_op_srt;
-
-	/* DDR3 doesn't need these as below */
-	unsigned int tis_ps;	/* byte 32, spd->ca_setup */
-	unsigned int tih_ps;	/* byte 33, spd->ca_hold */
-	unsigned int tds_ps;	/* byte 34, spd->data_setup */
-	unsigned int tdh_ps;	/* byte 35, spd->data_hold */
-	unsigned int trtp_ps;	/* byte 38, spd->trtp */
-	unsigned int tdqsq_max_ps;	/* byte 44, spd->tdqsq */
-	unsigned int tqhs_ps;	/* byte 45, spd->tqhs */
-
-	/* DDR3 RDIMM */
-	unsigned char rcw[16];	/* Register Control Word 0-15 */
-} dimm_params_t;
-
-extern unsigned int ddr_compute_dimm_parameters(
-					 const generic_spd_eeprom_t *spd,
-					 dimm_params_t *pdimm,
-					 unsigned int dimm_number);
-
-#endif
diff --git a/arch/powerpc/include/asm/fsl_ddr_sdram.h b/arch/powerpc/include/asm/fsl_ddr_sdram.h
deleted file mode 100644
index 2c3c514ba3..0000000000
--- a/arch/powerpc/include/asm/fsl_ddr_sdram.h
+++ /dev/null
@@ -1,377 +0,0 @@
-/*
- * 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
- * Version 2 as published by the Free Software Foundation.
- */
-
-#ifndef FSL_DDR_MEMCTL_H
-#define FSL_DDR_MEMCTL_H
-
-/*
- * Pick a basic DDR Technology.
- */
-#include <ddr_spd.h>
-
-#define SDRAM_TYPE_DDR1    2
-#define SDRAM_TYPE_DDR2    3
-#define SDRAM_TYPE_LPDDR1  6
-#define SDRAM_TYPE_DDR3    7
-
-#define DDR_BL4		4	/* burst length 4 */
-#define DDR_BC4		DDR_BL4	/* burst chop for ddr3 */
-#define DDR_OTF		6	/* on-the-fly BC4 and BL8 */
-#define DDR_BL8		8	/* burst length 8 */
-
-#define DDR3_RTT_OFF		0
-#define DDR3_RTT_60_OHM		1 /* RTT_Nom = RZQ/4 */
-#define DDR3_RTT_120_OHM	2 /* RTT_Nom = RZQ/2 */
-#define DDR3_RTT_40_OHM		3 /* RTT_Nom = RZQ/6 */
-#define DDR3_RTT_20_OHM		4 /* RTT_Nom = RZQ/12 */
-#define DDR3_RTT_30_OHM		5 /* RTT_Nom = RZQ/8 */
-
-#define DDR2_RTT_OFF		0
-#define DDR2_RTT_75_OHM		1
-#define DDR2_RTT_150_OHM	2
-#define DDR2_RTT_50_OHM		3
-
-#if defined(CONFIG_FSL_DDR1)
-#define FSL_DDR_MIN_TCKE_PULSE_WIDTH_DDR	(1)
-typedef ddr1_spd_eeprom_t generic_spd_eeprom_t;
-#ifndef CONFIG_FSL_SDRAM_TYPE
-#define CONFIG_FSL_SDRAM_TYPE	SDRAM_TYPE_DDR1
-#endif
-#elif defined(CONFIG_FSL_DDR2)
-#define FSL_DDR_MIN_TCKE_PULSE_WIDTH_DDR	(3)
-typedef ddr2_spd_eeprom_t generic_spd_eeprom_t;
-#ifndef CONFIG_FSL_SDRAM_TYPE
-#define CONFIG_FSL_SDRAM_TYPE	SDRAM_TYPE_DDR2
-#endif
-#elif defined(CONFIG_FSL_DDR3)
-#define FSL_DDR_MIN_TCKE_PULSE_WIDTH_DDR	(3)	/* FIXME */
-typedef ddr3_spd_eeprom_t generic_spd_eeprom_t;
-#ifndef CONFIG_FSL_SDRAM_TYPE
-#define CONFIG_FSL_SDRAM_TYPE	SDRAM_TYPE_DDR3
-#endif
-#endif	/* #if defined(CONFIG_FSL_DDR1) */
-
-#define FSL_DDR_ODT_NEVER		0x0
-#define FSL_DDR_ODT_CS			0x1
-#define FSL_DDR_ODT_ALL_OTHER_CS	0x2
-#define FSL_DDR_ODT_OTHER_DIMM		0x3
-#define FSL_DDR_ODT_ALL			0x4
-#define FSL_DDR_ODT_SAME_DIMM		0x5
-#define FSL_DDR_ODT_CS_AND_OTHER_DIMM	0x6
-#define FSL_DDR_ODT_OTHER_CS_ONSAMEDIMM	0x7
-
-/* define bank(chip select) interleaving mode */
-#define FSL_DDR_CS0_CS1			0x40
-#define FSL_DDR_CS2_CS3			0x20
-#define FSL_DDR_CS0_CS1_AND_CS2_CS3	(FSL_DDR_CS0_CS1 | FSL_DDR_CS2_CS3)
-#define FSL_DDR_CS0_CS1_CS2_CS3		(FSL_DDR_CS0_CS1_AND_CS2_CS3 | 0x04)
-
-/* define memory controller interleaving mode */
-#define FSL_DDR_CACHE_LINE_INTERLEAVING	0x0
-#define FSL_DDR_PAGE_INTERLEAVING	0x1
-#define FSL_DDR_BANK_INTERLEAVING	0x2
-#define FSL_DDR_SUPERBANK_INTERLEAVING	0x3
-#define FSL_DDR_3WAY_1KB_INTERLEAVING	0xA
-#define FSL_DDR_3WAY_4KB_INTERLEAVING	0xC
-#define FSL_DDR_3WAY_8KB_INTERLEAVING	0xD
-/* placeholder for 4-way interleaving */
-#define FSL_DDR_4WAY_1KB_INTERLEAVING	0x1A
-#define FSL_DDR_4WAY_4KB_INTERLEAVING	0x1C
-#define FSL_DDR_4WAY_8KB_INTERLEAVING	0x1D
-
-#define SDRAM_CS_CONFIG_EN		0x80000000
-
-/* DDR_SDRAM_CFG - DDR SDRAM Control Configuration
- */
-#define SDRAM_CFG_MEM_EN		0x80000000
-#define SDRAM_CFG_SREN			0x40000000
-#define SDRAM_CFG_ECC_EN		0x20000000
-#define SDRAM_CFG_RD_EN			0x10000000
-#define SDRAM_CFG_SDRAM_TYPE_DDR1	0x02000000
-#define SDRAM_CFG_SDRAM_TYPE_DDR2	0x03000000
-#define SDRAM_CFG_SDRAM_TYPE_MASK	0x07000000
-#define SDRAM_CFG_SDRAM_TYPE_SHIFT	24
-#define SDRAM_CFG_DYN_PWR		0x00200000
-#define SDRAM_CFG_DBW_MASK		0x00180000
-#define SDRAM_CFG_DBW_SHIFT		19
-#define SDRAM_CFG_32_BE			0x00080000
-#define SDRAM_CFG_16_BE			0x00100000
-#define SDRAM_CFG_8_BE			0x00040000
-#define SDRAM_CFG_NCAP			0x00020000
-#define SDRAM_CFG_2T_EN			0x00008000
-#define SDRAM_CFG_BI			0x00000001
-
-#define SDRAM_CFG2_D_INIT		0x00000010
-#define SDRAM_CFG2_ODT_CFG_MASK		0x00600000
-#define SDRAM_CFG2_ODT_NEVER		0
-#define SDRAM_CFG2_ODT_ONLY_WRITE	1
-#define SDRAM_CFG2_ODT_ONLY_READ	2
-#define SDRAM_CFG2_ODT_ALWAYS		3
-
-#define TIMING_CFG_2_CPO_MASK	0x0F800000
-
-#if defined(CONFIG_P4080)
-#define RD_TO_PRE_MASK		0xf
-#define RD_TO_PRE_SHIFT		13
-#define WR_DATA_DELAY_MASK	0xf
-#define WR_DATA_DELAY_SHIFT	9
-#else
-#define RD_TO_PRE_MASK		0x7
-#define RD_TO_PRE_SHIFT		13
-#define WR_DATA_DELAY_MASK	0x7
-#define WR_DATA_DELAY_SHIFT	10
-#endif
-
-/* DDR_MD_CNTL */
-#define MD_CNTL_MD_EN		0x80000000
-#define MD_CNTL_CS_SEL_CS0	0x00000000
-#define MD_CNTL_CS_SEL_CS1	0x10000000
-#define MD_CNTL_CS_SEL_CS2	0x20000000
-#define MD_CNTL_CS_SEL_CS3	0x30000000
-#define MD_CNTL_CS_SEL_CS0_CS1	0x40000000
-#define MD_CNTL_CS_SEL_CS2_CS3	0x50000000
-#define MD_CNTL_MD_SEL_MR	0x00000000
-#define MD_CNTL_MD_SEL_EMR	0x01000000
-#define MD_CNTL_MD_SEL_EMR2	0x02000000
-#define MD_CNTL_MD_SEL_EMR3	0x03000000
-#define MD_CNTL_SET_REF		0x00800000
-#define MD_CNTL_SET_PRE		0x00400000
-#define MD_CNTL_CKE_CNTL_LOW	0x00100000
-#define MD_CNTL_CKE_CNTL_HIGH	0x00200000
-#define MD_CNTL_WRCW		0x00080000
-#define MD_CNTL_MD_VALUE(x)	(x & 0x0000FFFF)
-
-/* DDR_CDR1 */
-#define DDR_CDR1_DHC_EN	0x80000000
-#define DDR_CDR1_ODT_SHIFT	17
-#define DDR_CDR1_ODT_MASK	0x6
-#define DDR_CDR2_ODT_MASK	0x1
-#define DDR_CDR1_ODT(x) ((x & DDR_CDR1_ODT_MASK) << DDR_CDR1_ODT_SHIFT)
-#define DDR_CDR2_ODT(x) (x & DDR_CDR2_ODT_MASK)
-
-#if (defined(CONFIG_SYS_FSL_DDR_VER) && \
-	(CONFIG_SYS_FSL_DDR_VER >= FSL_DDR_VER_4_7))
-#define DDR_CDR_ODT_OFF		0x0
-#define DDR_CDR_ODT_120ohm	0x1
-#define DDR_CDR_ODT_180ohm	0x2
-#define DDR_CDR_ODT_75ohm	0x3
-#define DDR_CDR_ODT_110ohm	0x4
-#define DDR_CDR_ODT_60hm	0x5
-#define DDR_CDR_ODT_70ohm	0x6
-#define DDR_CDR_ODT_47ohm	0x7
-#else
-#define DDR_CDR_ODT_75ohm	0x0
-#define DDR_CDR_ODT_55ohm	0x1
-#define DDR_CDR_ODT_60ohm	0x2
-#define DDR_CDR_ODT_50ohm	0x3
-#define DDR_CDR_ODT_150ohm	0x4
-#define DDR_CDR_ODT_43ohm	0x5
-#define DDR_CDR_ODT_120ohm	0x6
-#endif
-
-/* Record of register values computed */
-typedef struct fsl_ddr_cfg_regs_s {
-	struct {
-		unsigned int bnds;
-		unsigned int config;
-		unsigned int config_2;
-	} cs[CONFIG_CHIP_SELECTS_PER_CTRL];
-	unsigned int timing_cfg_3;
-	unsigned int timing_cfg_0;
-	unsigned int timing_cfg_1;
-	unsigned int timing_cfg_2;
-	unsigned int ddr_sdram_cfg;
-	unsigned int ddr_sdram_cfg_2;
-	unsigned int ddr_sdram_mode;
-	unsigned int ddr_sdram_mode_2;
-	unsigned int ddr_sdram_mode_3;
-	unsigned int ddr_sdram_mode_4;
-	unsigned int ddr_sdram_mode_5;
-	unsigned int ddr_sdram_mode_6;
-	unsigned int ddr_sdram_mode_7;
-	unsigned int ddr_sdram_mode_8;
-	unsigned int ddr_sdram_md_cntl;
-	unsigned int ddr_sdram_interval;
-	unsigned int ddr_data_init;
-	unsigned int ddr_sdram_clk_cntl;
-	unsigned int ddr_init_addr;
-	unsigned int ddr_init_ext_addr;
-	unsigned int timing_cfg_4;
-	unsigned int timing_cfg_5;
-	unsigned int ddr_zq_cntl;
-	unsigned int ddr_wrlvl_cntl;
-	unsigned int ddr_wrlvl_cntl_2;
-	unsigned int ddr_wrlvl_cntl_3;
-	unsigned int ddr_sr_cntr;
-	unsigned int ddr_sdram_rcw_1;
-	unsigned int ddr_sdram_rcw_2;
-	unsigned int ddr_eor;
-	unsigned int ddr_cdr1;
-	unsigned int ddr_cdr2;
-	unsigned int err_disable;
-	unsigned int err_int_en;
-	unsigned int debug[32];
-} fsl_ddr_cfg_regs_t;
-
-typedef struct memctl_options_partial_s {
-	unsigned int all_dimms_ecc_capable;
-	unsigned int all_dimms_tckmax_ps;
-	unsigned int all_dimms_burst_lengths_bitmask;
-	unsigned int all_dimms_registered;
-	unsigned int all_dimms_unbuffered;
-	/*	unsigned int lowest_common_SPD_caslat; */
-	unsigned int all_dimms_minimum_trcd_ps;
-} memctl_options_partial_t;
-
-#define DDR_DATA_BUS_WIDTH_64 0
-#define DDR_DATA_BUS_WIDTH_32 1
-#define DDR_DATA_BUS_WIDTH_16 2
-/*
- * Generalized parameters for memory controller configuration,
- * might be a little specific to the FSL memory controller
- */
-typedef struct memctl_options_s {
-	/*
-	 * Memory organization parameters
-	 *
-	 * if DIMM is present in the system
-	 * where DIMMs are with respect to chip select
-	 * where chip selects are with respect to memory boundaries
-	 */
-	unsigned int registered_dimm_en;    /* use registered DIMM support */
-
-	/* Options local to a Chip Select */
-	struct cs_local_opts_s {
-		unsigned int auto_precharge;
-		unsigned int odt_rd_cfg;
-		unsigned int odt_wr_cfg;
-		unsigned int odt_rtt_norm;
-		unsigned int odt_rtt_wr;
-	} cs_local_opts[CONFIG_CHIP_SELECTS_PER_CTRL];
-
-	/* Special configurations for chip select */
-	unsigned int memctl_interleaving;
-	unsigned int memctl_interleaving_mode;
-	unsigned int ba_intlv_ctl;
-	unsigned int addr_hash;
-
-	/* Operational mode parameters */
-	unsigned int ecc_mode;	 /* Use ECC? */
-	/* Initialize ECC using memory controller? */
-	unsigned int ecc_init_using_memctl;
-	unsigned int dqs_config;	/* Use DQS? maybe only with DDR2? */
-	/* SREN - self-refresh during sleep */
-	unsigned int self_refresh_in_sleep;
-	unsigned int dynamic_power;	/* DYN_PWR */
-	/* memory data width to use (16-bit, 32-bit, 64-bit) */
-	unsigned int data_bus_width;
-	unsigned int burst_length;	/* BL4, OTF and BL8 */
-	/* On-The-Fly Burst Chop enable */
-	unsigned int otf_burst_chop_en;
-	/* mirrior DIMMs for DDR3 */
-	unsigned int mirrored_dimm;
-	unsigned int quad_rank_present;
-	unsigned int ap_en;	/* address parity enable for RDIMM */
-	unsigned int x4_en;	/* enable x4 devices */
-
-	/* Global Timing Parameters */
-	unsigned int cas_latency_override;
-	unsigned int cas_latency_override_value;
-	unsigned int use_derated_caslat;
-	unsigned int additive_latency_override;
-	unsigned int additive_latency_override_value;
-
-	unsigned int clk_adjust;		/* */
-	unsigned int cpo_override;
-	unsigned int write_data_delay;		/* DQS adjust */
-
-	unsigned int wrlvl_override;
-	unsigned int wrlvl_sample;		/* Write leveling */
-	unsigned int wrlvl_start;
-	unsigned int wrlvl_ctl_2;
-	unsigned int wrlvl_ctl_3;
-
-	unsigned int half_strength_driver_enable;
-	unsigned int twot_en;
-	unsigned int threet_en;
-	unsigned int bstopre;
-	unsigned int tcke_clock_pulse_width_ps;	/* tCKE */
-	unsigned int tfaw_window_four_activates_ps;	/* tFAW --  FOUR_ACT */
-
-	/* Rtt impedance */
-	unsigned int rtt_override;		/* rtt_override enable */
-	unsigned int rtt_override_value;	/* that is Rtt_Nom for DDR3 */
-	unsigned int rtt_wr_override_value;	/* this is Rtt_WR for DDR3 */
-
-	/* Automatic self refresh */
-	unsigned int auto_self_refresh_en;
-	unsigned int sr_it;
-	/* ZQ calibration */
-	unsigned int zq_en;
-	/* Write leveling */
-	unsigned int wrlvl_en;
-	/* RCW override for RDIMM */
-	unsigned int rcw_override;
-	unsigned int rcw_1;
-	unsigned int rcw_2;
-	/* control register 1 */
-	unsigned int ddr_cdr1;
-	unsigned int ddr_cdr2;
-
-	unsigned int trwt_override;
-	unsigned int trwt;			/* read-to-write turnaround */
-} memctl_options_t;
-
-extern phys_size_t fsl_ddr_sdram(void);
-extern phys_size_t fsl_ddr_sdram_size(void);
-extern int fsl_use_spd(void);
-extern void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs,
-					unsigned int ctrl_num, int step);
-u32 fsl_ddr_get_intl3r(void);
-
-static void __board_assert_mem_reset(void)
-{
-}
-
-static void __board_deassert_mem_reset(void)
-{
-}
-
-void board_assert_mem_reset(void)
-	__attribute__((weak, alias("__board_assert_mem_reset")));
-
-void board_deassert_mem_reset(void)
-	__attribute__((weak, alias("__board_deassert_mem_reset")));
-
-static int __board_need_mem_reset(void)
-{
-	return 0;
-}
-
-int board_need_mem_reset(void)
-	__attribute__((weak, alias("__board_need_mem_reset")));
-
-/*
- * The 85xx boards have a common prototype for fixed_sdram so put the
- * declaration here.
- */
-#ifdef CONFIG_MPC85xx
-extern phys_size_t fixed_sdram(void);
-#endif
-
-#if defined(CONFIG_DDR_ECC)
-extern void ddr_enable_ecc(unsigned int dram_size);
-#endif
-
-
-typedef struct fixed_ddr_parm{
-	int min_freq;
-	int max_freq;
-	fsl_ddr_cfg_regs_t *ddr_settings;
-} fixed_ddr_parm_t;
-#endif
diff --git a/arch/powerpc/include/asm/immap_83xx.h b/arch/powerpc/include/asm/immap_83xx.h
index 289f7cac52..1042b0c308 100644
--- a/arch/powerpc/include/asm/immap_83xx.h
+++ b/arch/powerpc/include/asm/immap_83xx.h
@@ -279,7 +279,7 @@ typedef struct qesba83xx {
 /*
  * DDR Memory Controller Memory Map
  */
-#if defined(CONFIG_FSL_DDR2) || defined(CONFIG_FSL_DDR3)
+#if defined(CONFIG_SYS_FSL_DDR2) || defined(CONFIG_SYS_FSL_DDR3)
 typedef struct ccsr_ddr {
 	u32	cs0_bnds;		/* Chip Select 0 Memory Bounds */
 	u8	res1[4];
@@ -739,7 +739,7 @@ typedef struct immap {
 	u8			dll_ddr[0x100];
 	u8			dll_lbc[0x100];
 	u8			res1[0xE00];
-#if defined(CONFIG_FSL_DDR2) || defined(CONFIG_FSL_DDR3)
+#if defined(CONFIG_SYS_FSL_DDR2) || defined(CONFIG_SYS_FSL_DDR3)
 	ccsr_ddr_t		ddr;	/* DDR Memory Controller Memory */
 #else
 	ddr83xx_t		ddr;	/* DDR Memory Controller Memory */
@@ -1029,7 +1029,7 @@ typedef struct immap {
 #endif
 
 #define CONFIG_SYS_MPC8xxx_DDR_OFFSET	(0x2000)
-#define CONFIG_SYS_MPC8xxx_DDR_ADDR \
+#define CONFIG_SYS_FSL_DDR_ADDR \
 			(CONFIG_SYS_IMMR + CONFIG_SYS_MPC8xxx_DDR_OFFSET)
 #define CONFIG_SYS_MPC83xx_DMA_OFFSET	(0x8000)
 #define CONFIG_SYS_MPC83xx_DMA_ADDR \
diff --git a/arch/powerpc/include/asm/immap_85xx.h b/arch/powerpc/include/asm/immap_85xx.h
index 631261857e..d479216850 100644
--- a/arch/powerpc/include/asm/immap_85xx.h
+++ b/arch/powerpc/include/asm/immap_85xx.h
@@ -3048,11 +3048,11 @@ struct ccsr_pman {
 	(CONFIG_SYS_IMMR + CONFIG_SYS_FSL_CORENET_RCPM_OFFSET)
 #define CONFIG_SYS_MPC85xx_ECM_ADDR \
 	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_ECM_OFFSET)
-#define CONFIG_SYS_MPC8xxx_DDR_ADDR \
+#define CONFIG_SYS_FSL_DDR_ADDR \
 	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC8xxx_DDR_OFFSET)
-#define CONFIG_SYS_MPC8xxx_DDR2_ADDR \
+#define CONFIG_SYS_FSL_DDR2_ADDR \
 	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC8xxx_DDR2_OFFSET)
-#define CONFIG_SYS_MPC8xxx_DDR3_ADDR \
+#define CONFIG_SYS_FSL_DDR3_ADDR \
 	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC8xxx_DDR3_OFFSET)
 #define CONFIG_SYS_LBC_ADDR \
 	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_LBC_OFFSET)
diff --git a/arch/powerpc/include/asm/immap_86xx.h b/arch/powerpc/include/asm/immap_86xx.h
index 2a704fe6b7..046a434719 100644
--- a/arch/powerpc/include/asm/immap_86xx.h
+++ b/arch/powerpc/include/asm/immap_86xx.h
@@ -1253,9 +1253,9 @@ typedef struct immap {
 extern immap_t  *immr;
 
 #define CONFIG_SYS_MPC8xxx_DDR_OFFSET	0x2000
-#define CONFIG_SYS_MPC8xxx_DDR_ADDR	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC8xxx_DDR_OFFSET)
+#define CONFIG_SYS_FSL_DDR_ADDR	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC8xxx_DDR_OFFSET)
 #define CONFIG_SYS_MPC8xxx_DDR2_OFFSET	0x6000
-#define CONFIG_SYS_MPC8xxx_DDR2_ADDR	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC8xxx_DDR2_OFFSET)
+#define CONFIG_SYS_FSL_DDR2_ADDR	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC8xxx_DDR2_OFFSET)
 #define CONFIG_SYS_MPC86xx_DMA_OFFSET	0x21000
 #define CONFIG_SYS_MPC86xx_DMA_ADDR	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC86xx_DMA_OFFSET)
 #define CONFIG_SYS_MPC86xx_PIC_OFFSET	0x40000