fsl_ddr: Move DDR config options to driver Kconfig

Create driver/ddr/fsl/Kconfig and move existing options. Clean up
existing macros.

Signed-off-by: York Sun <york.sun@nxp.com>
[trini: Migrate sbc8641d, xpedite537x and MPC8536DS, run a moveconfig.py -s]
Signed-off-by: Tom Rini <trini@konsulko.com>

arch/arm/Kconfig

@@ -770,6 +770,7 @@ config TARGET_LS1021AQDS
 	select ARCH_LS1021A
 	select ARCH_SUPPORT_PSCI
 	select LS1_DEEP_SLEEP
+	select SYS_FSL_DDR
 
 config TARGET_LS1021ATWR
 	bool "Support ls1021atwr"

arch/arm/cpu/armv7/ls102xa/Kconfig

@@ -3,8 +3,10 @@ config ARCH_LS1021A
 	select SYS_FSL_ERRATUM_A010315
 	select SYS_FSL_SRDS_1
 	select SYS_HAS_SERDES
-	select SYS_FSL_DDR_BE
-	select SYS_FSL_DDR_VER_50
+	select SYS_FSL_DDR_BE if SYS_FSL_DDR
+	select SYS_FSL_DDR_VER_50 if SYS_FSL_DDR
+	select SYS_FSL_HAS_DDR3 if SYS_FSL_DDR
+	select SYS_FSL_HAS_DDR4 if SYS_FSL_DDR
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_COMPAT_5
 	select SYS_FSL_SEC_LE
@@ -49,47 +51,6 @@ config SYS_FSL_SRDS_2
 config SYS_HAS_SERDES
 	bool
 
-config SYS_FSL_DDR
-	bool "Freescale DDR driver"
-	help
-	  Select Freescale General DDR driver, shared between most Freescale
-	  PowerPC- based SoCs (such as mpc83xx, mpc85xx, mpc86xx) and ARM-
-	  based Layerscape SoCs (such as ls2080a).
-
-config SYS_FSL_DDR_BE
-	bool
-	default y
-	help
-	  Access DDR registers in big-endian.
-
-config SYS_FSL_DDR_VER
-	int
-	default 50 if SYS_FSL_DDR_VER_50
-
-config SYS_FSL_DDR_VER_50
-	bool
-
-config SYS_FSL_DDRC_ARM_GEN3
-	bool
-
-config SYS_FSL_DDRC_GEN4
-	bool
-
-config SYS_FSL_DDR3
-	bool "Freescale DDR3 controller"
-	depends on !SYS_FSL_DDR4
-	select SYS_FSL_DDR
-	select SYS_FSL_DDRC_ARM_GEN3
-	help
-	  Enable Freescale DDR3 controller on ARM-based SoCs.
-
-config SYS_FSL_DDR4
-	bool "Freescale DDR4 controller"
-	select SYS_FSL_DDR
-	select SYS_FSL_DDRC_GEN4
-	help
-	  Enable Freescale DDR4 controller.
-
 config SYS_FSL_IFC_BANK_COUNT
 	int "Maximum banks of Integrated flash controller"
 	depends on ARCH_LS1021A

arch/arm/cpu/armv8/fsl-layerscape/Kconfig

@@ -8,28 +8,33 @@ config ARCH_LS1012A
 config ARCH_LS1043A
 	bool
 	select FSL_LSCH2
+	select SYS_FSL_DDR
 	select SYS_FSL_DDR_BE
 	select SYS_FSL_DDR_VER_50
 	select SYS_FSL_ERRATUM_A010315
 	select SYS_FSL_ERRATUM_A010539
+	select SYS_FSL_HAS_DDR3
+	select SYS_FSL_HAS_DDR4
 
 config ARCH_LS1046A
 	bool
 	select FSL_LSCH2
+	select SYS_FSL_DDR
 	select SYS_FSL_DDR_BE
-	select SYS_FSL_DDR4
 	select SYS_FSL_DDR_VER_50
 	select SYS_FSL_ERRATUM_A010539
+	select SYS_FSL_HAS_DDR4
 	select SYS_FSL_SRDS_2
 
 config ARCH_LS2080A
 	bool
 	select FSL_LSCH3
-	select SYS_FSL_DDR4
+	select SYS_FSL_DDR
 	select SYS_FSL_DDR_LE
 	select SYS_FSL_DDR_VER_50
 	select SYS_FSL_HAS_DP_DDR
 	select SYS_FSL_HAS_SEC
+	select SYS_FSL_HAS_DDR4
 	select SYS_FSL_SEC_COMPAT_5
 	select SYS_FSL_SEC_LE
 	select SYS_FSL_SRDS_2
@@ -71,9 +76,6 @@ config FSL_PPA_ARMV8_PSCI
 	  implemented under the common ARMv8 PSCI framework.
 endmenu
 
-config SYS_FSL_MMDC
-	bool
-
 config SYS_FSL_ERRATUM_A010315
 	bool "Workaround for PCIe erratum A010315"
 
@@ -129,49 +131,4 @@ config SYS_FSL_SRDS_2
 config SYS_HAS_SERDES
 	bool
 
-config SYS_FSL_DDR
-	bool "Freescale DDR driver"
-	help
-	  Select Freescale General DDR driver, shared between most Freescale
-	  PowerPC- based SoCs (such as mpc83xx, mpc85xx, mpc86xx) and ARM-
-	  based Layerscape SoCs (such as ls2080a).
-
-config SYS_FSL_DDR_BE
-	bool
-	help
-	  Access DDR registers in big-endian.
-
-config SYS_FSL_DDR_LE
-	bool
-	help
-	  Access DDR registers in little-endian.
-
-config SYS_FSL_DDR_VER
-	int
-	default 50 if SYS_FSL_DDR_VER_50
-
-config SYS_FSL_DDR_VER_50
-	bool
-
-config SYS_FSL_DDRC_ARM_GEN3
-	bool
-
-config SYS_FSL_DDRC_GEN4
-	bool
-
-config SYS_FSL_DDR3
-	bool "Freescale DDR3 controller"
-	depends on !SYS_FSL_DDR4
-	select SYS_FSL_DDR
-	select SYS_FSL_DDRC_ARM_GEN3
-	help
-	  Enable Freescale DDR3 controller on ARM-based SoCs.
-
-config SYS_FSL_DDR4
-	bool "Freescale DDR4 controller"
-	select SYS_FSL_DDR
-	select SYS_FSL_DDRC_GEN4
-	help
-	  Enable Freescale DDR4 controller.
-
 endmenu

arch/arm/include/asm/arch-fsl-layerscape/config.h

@@ -175,11 +175,11 @@
 #define CONFIG_SYS_FSL_ERRATUM_A009942
 #define CONFIG_SYS_FSL_ERRATUM_A009660
 #define CONFIG_SYS_FSL_MAX_NUM_OF_SEC		1
-#elif defined(CONFIG_ARCH_LS1012A)
-#undef	CONFIG_SYS_FSL_DDRC_ARM_GEN3
 
+#elif defined(CONFIG_ARCH_LS1012A)
 #define GICD_BASE		0x01401000
 #define GICC_BASE		0x01402000
+
 #elif defined(CONFIG_ARCH_LS1046A)
 #define CONFIG_SYS_FMAN_V3
 #define CONFIG_SYS_NUM_FMAN			1

arch/powerpc/Kconfig

@@ -30,9 +30,13 @@ config MPC83xx
 config MPC85xx
 	bool "MPC85xx"
 	select CREATE_ARCH_SYMLINK
+	select SYS_FSL_DDR
+	select SYS_FSL_DDR_BE
 
 config MPC86xx
 	bool "MPC86xx"
+	select SYS_FSL_DDR
+	select SYS_FSL_DDR_BE
 
 config 8xx
 	bool "MPC8xx"

arch/powerpc/cpu/mpc83xx/Kconfig

@@ -38,6 +38,9 @@ config TARGET_MPC832XEMDS
 
 config TARGET_MPC8349EMDS
 	bool "Support MPC8349EMDS"
+	select SYS_FSL_DDR
+	select SYS_FSL_HAS_DDR2
+	select SYS_FSL_DDR_BE
 
 config TARGET_MPC8349ITX
 	bool "Support MPC8349ITX"

arch/powerpc/cpu/mpc85xx/Kconfig

@@ -68,6 +68,8 @@ config TARGET_P5040DS
 config TARGET_MPC8536DS
 	bool "Support MPC8536DS"
 	select ARCH_MPC8536
+# Use DDR3 controller with DDR2 DIMMs on this board
+	select SYS_FSL_DDRC_GEN3
 
 config TARGET_MPC8540ADS
 	bool "Support MPC8540ADS"
@@ -104,6 +106,8 @@ config TARGET_MPC8569MDS
 config TARGET_MPC8572DS
 	bool "Support MPC8572DS"
 	select ARCH_MPC8572
+# Use DDR3 controller with DDR2 DIMMs on this board
+	select SYS_FSL_DDRC_GEN3
 
 config TARGET_P1010RDB_PA
 	bool "Support P1010RDB_PA"
@@ -300,6 +304,8 @@ config TARGET_XPEDITE520X
 config TARGET_XPEDITE537X
 	bool "Support xpedite537x"
 	select ARCH_MPC8572
+# Use DDR3 controller with DDR2 DIMMs on this board
+	select SYS_FSL_DDRC_GEN3
 
 config TARGET_XPEDITE550X
 	bool "Support xpedite550x"
@@ -325,6 +331,7 @@ config ARCH_B4420
 	bool
 	select E500MC
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_4
@@ -333,6 +340,7 @@ config ARCH_B4860
 	bool
 	select E500MC
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_4
@@ -340,6 +348,7 @@ config ARCH_B4860
 config ARCH_BSC9131
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_4
@@ -347,6 +356,7 @@ config ARCH_BSC9131
 config ARCH_BSC9132
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_4
@@ -355,6 +365,7 @@ config ARCH_BSC9132
 config ARCH_C29X
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_6
@@ -363,6 +374,8 @@ config ARCH_C29X
 config ARCH_MPC8536
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR2
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_2
@@ -371,10 +384,12 @@ config ARCH_MPC8536
 config ARCH_MPC8540
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR1
 
 config ARCH_MPC8541
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR1
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_2
@@ -382,6 +397,7 @@ config ARCH_MPC8541
 config ARCH_MPC8544
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR2
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_2
@@ -390,6 +406,8 @@ config ARCH_MPC8544
 config ARCH_MPC8548
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR2
+	select SYS_FSL_HAS_DDR1
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_2
@@ -398,6 +416,7 @@ config ARCH_MPC8548
 config ARCH_MPC8555
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR1
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_2
@@ -405,10 +424,12 @@ config ARCH_MPC8555
 config ARCH_MPC8560
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR1
 
 config ARCH_MPC8568
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR2
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_2
@@ -416,6 +437,7 @@ config ARCH_MPC8568
 config ARCH_MPC8569
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_2
@@ -423,14 +445,17 @@ config ARCH_MPC8569
 config ARCH_MPC8572
 	bool
 	select FSL_LAW
-	select SYS_PPC_E500_USE_DEBUG_TLB
+	select SYS_FSL_HAS_DDR2
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_2
+	select SYS_PPC_E500_USE_DEBUG_TLB
 
 config ARCH_P1010
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_4
@@ -439,6 +464,7 @@ config ARCH_P1010
 config ARCH_P1011
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_2
@@ -447,6 +473,7 @@ config ARCH_P1011
 config ARCH_P1020
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_2
@@ -455,6 +482,7 @@ config ARCH_P1020
 config ARCH_P1021
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_2
@@ -463,6 +491,7 @@ config ARCH_P1021
 config ARCH_P1022
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_2
@@ -471,6 +500,7 @@ config ARCH_P1022
 config ARCH_P1023
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_4
@@ -478,6 +508,7 @@ config ARCH_P1023
 config ARCH_P1024
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_2
@@ -486,6 +517,7 @@ config ARCH_P1024
 config ARCH_P1025
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_2
@@ -494,6 +526,7 @@ config ARCH_P1025
 config ARCH_P2020
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_2
@@ -503,6 +536,7 @@ config ARCH_P2041
 	bool
 	select E500MC
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_4
@@ -511,6 +545,7 @@ config ARCH_P3041
 	bool
 	select E500MC
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_4
@@ -519,6 +554,7 @@ config ARCH_P4080
 	bool
 	select E500MC
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_4
@@ -527,6 +563,7 @@ config ARCH_P5020
 	bool
 	select E500MC
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_4
@@ -535,6 +572,7 @@ config ARCH_P5040
 	bool
 	select E500MC
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_4
@@ -546,6 +584,8 @@ config ARCH_T1023
 	bool
 	select E500MC
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
+	select SYS_FSL_HAS_DDR4
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_5
@@ -554,6 +594,8 @@ config ARCH_T1024
 	bool
 	select E500MC
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
+	select SYS_FSL_HAS_DDR4
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_5
@@ -562,6 +604,8 @@ config ARCH_T1040
 	bool
 	select E500MC
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
+	select SYS_FSL_HAS_DDR4
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_5
@@ -570,6 +614,8 @@ config ARCH_T1042
 	bool
 	select E500MC
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
+	select SYS_FSL_HAS_DDR4
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_5
@@ -578,6 +624,7 @@ config ARCH_T2080
 	bool
 	select E500MC
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_4
@@ -586,6 +633,7 @@ config ARCH_T2081
 	bool
 	select E500MC
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_4
@@ -594,6 +642,7 @@ config ARCH_T4160
 	bool
 	select E500MC
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_4
@@ -602,6 +651,7 @@ config ARCH_T4240
 	bool
 	select E500MC
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR3
 	select SYS_FSL_HAS_SEC
 	select SYS_FSL_SEC_BE
 	select SYS_FSL_SEC_COMPAT_4

arch/powerpc/cpu/mpc86xx/Kconfig

@@ -29,10 +29,14 @@ endchoice
 config ARCH_MPC8610
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR1
+	select SYS_FSL_HAS_DDR2
 
 config ARCH_MPC8641
 	bool
 	select FSL_LAW
+	select SYS_FSL_HAS_DDR1
+	select SYS_FSL_HAS_DDR2
 
 config FSL_LAW
 	bool

arch/powerpc/include/asm/config.h

@@ -9,16 +9,13 @@
 
 #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

arch/powerpc/include/asm/config_mpc85xx.h

@@ -16,7 +16,6 @@
 #define CONFIG_PPC_SPINTABLE_COMPATIBLE
 
 #include <fsl_ddrc_version.h>
-#define CONFIG_SYS_FSL_DDR_BE
 
 /* IP endianness */
 #define CONFIG_SYS_FSL_IFC_BE
@@ -28,17 +27,13 @@
 #define CONFIG_SYS_FSL_ERRATUM_A005125
 
 #elif defined(CONFIG_ARCH_MPC8540)
-#define CONFIG_SYS_FSL_DDRC_GEN1
 
 #elif defined(CONFIG_ARCH_MPC8541)
-#define CONFIG_SYS_FSL_DDRC_GEN1
 
 #elif defined(CONFIG_ARCH_MPC8544)
-#define CONFIG_SYS_FSL_DDRC_GEN2
 #define CONFIG_SYS_FSL_ERRATUM_A005125
 
 #elif defined(CONFIG_ARCH_MPC8548)
-#define CONFIG_SYS_FSL_DDRC_GEN2
 #define CONFIG_SYS_FSL_ERRATUM_NMG_DDR120
 #define CONFIG_SYS_FSL_ERRATUM_NMG_LBC103
 #define CONFIG_SYS_FSL_ERRATUM_NMG_ETSEC129
@@ -52,13 +47,10 @@
 #define CONFIG_SYS_FSL_A004447_SVR_REV	0x00
 
 #elif defined(CONFIG_ARCH_MPC8555)
-#define CONFIG_SYS_FSL_DDRC_GEN1
 
 #elif defined(CONFIG_ARCH_MPC8560)
-#define CONFIG_SYS_FSL_DDRC_GEN1
 
 #elif defined(CONFIG_ARCH_MPC8568)
-#define CONFIG_SYS_FSL_DDRC_GEN2
 #define QE_MURAM_SIZE			0x10000UL
 #define MAX_QE_RISC			2
 #define QE_NUM_OF_SNUM			28
@@ -544,9 +536,6 @@
 #define CONFIG_SYS_FSL_QORIQ_CHASSIS2	/* Freescale Chassis generation 2 */
 #define CONFIG_SYS_FSL_CORES_PER_CLUSTER 1
 #define CONFIG_SYS_FSL_QMAN_V3		/* QMAN version 3 */
-#ifdef CONFIG_SYS_FSL_DDR4
-#define CONFIG_SYS_FSL_DDRC_GEN4
-#endif
 #define CONFIG_SYS_FSL_NUM_CC_PLLS	2
 #define CONFIG_SYS_FSL_CLUSTER_CLOCKS   { 1, 1, 1, 1 }
 #define CONFIG_SYS_FSL_SRDS_1
@@ -588,9 +577,6 @@
 #define CONFIG_SYS_FSL_CORES_PER_CLUSTER 1
 #define CONFIG_SYS_FSL_QMAN_V3	 /* QMAN version 3 */
 #define CONFIG_SYS_FMAN_V3
-#ifdef CONFIG_SYS_FSL_DDR4
-#define CONFIG_SYS_FSL_DDRC_GEN4
-#endif
 #define CONFIG_SYS_FSL_NUM_CC_PLL	2
 #define CONFIG_SYS_FSL_CLUSTER_CLOCKS  { 1, 1, 1, 1 }
 #define CONFIG_SYS_FSL_SRDS_1
@@ -697,13 +683,6 @@
 #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) && \
-	!defined(CONFIG_SYS_FSL_DDRC_GEN4)
-#define CONFIG_SYS_FSL_DDRC_GEN3
-#endif
-
 #if !defined(CONFIG_ARCH_C29X)
 #define CONFIG_SYS_FSL_MAX_NUM_OF_SEC	1
 #endif

arch/powerpc/include/asm/config_mpc86xx.h

@@ -7,6 +7,4 @@
 #ifndef _ASM_MPC86xx_CONFIG_H_
 #define _ASM_MPC86xx_CONFIG_H_
 
-#define CONFIG_SYS_FSL_DDR_86XX
-
 #endif /* _ASM_MPC85xx_CONFIG_H_ */

configs/MPC8536DS_36BIT_defconfig

@@ -16,6 +16,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR2=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_SPANSION=y
 CONFIG_NETDEVICES=y

configs/MPC8536DS_SDCARD_defconfig

@@ -16,6 +16,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR2=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_SPANSION=y
 CONFIG_NETDEVICES=y

configs/MPC8536DS_SPIFLASH_defconfig

@@ -16,6 +16,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR2=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_SPANSION=y
 CONFIG_NETDEVICES=y

configs/MPC8536DS_defconfig

@@ -15,6 +15,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR2=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_SPANSION=y
 CONFIG_NETDEVICES=y

configs/MPC8572DS_36BIT_defconfig

@@ -16,6 +16,7 @@ CONFIG_CMD_USB=y
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
+CONFIG_SYS_FSL_DDR2=y
 CONFIG_NETDEVICES=y
 CONFIG_E1000=y
 CONFIG_SYS_NS16550=y

configs/MPC8572DS_defconfig

@@ -15,6 +15,7 @@ CONFIG_CMD_USB=y
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
+CONFIG_SYS_FSL_DDR2=y
 CONFIG_NETDEVICES=y
 CONFIG_E1000=y
 CONFIG_SYS_NS16550=y

configs/T1023RDB_SECURE_BOOT_defconfig

@@ -7,6 +7,7 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
+CONFIG_SECURE_BOOT=y
 CONFIG_BOOTDELAY=10
 CONFIG_SYS_CONSOLE_IS_IN_ENV=y
 CONFIG_HUSH_PARSER=y

configs/T1024QDS_DDR4_SECURE_BOOT_defconfig

@@ -8,7 +8,6 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4"
 CONFIG_BOOTDELAY=10
 CONFIG_SILENT_CONSOLE=y
 # CONFIG_CONSOLE_MUX is not set

configs/T1024QDS_DDR4_defconfig

@@ -6,7 +6,6 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4"
 CONFIG_BOOTDELAY=10
 CONFIG_SILENT_CONSOLE=y
 # CONFIG_CONSOLE_MUX is not set

configs/T1024QDS_NAND_defconfig

@@ -31,6 +31,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_EON=y
 CONFIG_SPI_FLASH_STMICRO=y

configs/T1024QDS_SDCARD_defconfig

@@ -31,6 +31,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_EON=y
 CONFIG_SPI_FLASH_STMICRO=y

configs/T1024QDS_SECURE_BOOT_defconfig

@@ -24,6 +24,7 @@ CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
 CONFIG_DM=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_EON=y
 CONFIG_SPI_FLASH_STMICRO=y

configs/T1024QDS_SPIFLASH_defconfig

@@ -32,6 +32,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_EON=y
 CONFIG_SPI_FLASH_STMICRO=y

configs/T1024QDS_defconfig

@@ -21,6 +21,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_EON=y
 CONFIG_SPI_FLASH_STMICRO=y

configs/T1024RDB_NAND_defconfig

@@ -30,6 +30,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/T1024RDB_SDCARD_defconfig

@@ -30,6 +30,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/T1024RDB_SECURE_BOOT_defconfig

@@ -23,6 +23,7 @@ CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
 CONFIG_DM=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/T1024RDB_SPIFLASH_defconfig

@@ -31,6 +31,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/T1024RDB_defconfig

@@ -20,6 +20,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/T1040D4RDB_NAND_defconfig

@@ -12,7 +12,7 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,NAND,SYS_FSL_DDR4"
+CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,NAND"
 CONFIG_BOOTDELAY=10
 CONFIG_SILENT_CONSOLE=y
 CONFIG_SYS_CONSOLE_IS_IN_ENV=y

configs/T1040D4RDB_SDCARD_defconfig

@@ -12,7 +12,7 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SDCARD,SYS_FSL_DDR4"
+CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SDCARD"
 CONFIG_BOOTDELAY=10
 CONFIG_SILENT_CONSOLE=y
 CONFIG_SYS_CONSOLE_IS_IN_ENV=y

configs/T1040D4RDB_SECURE_BOOT_defconfig

@@ -7,7 +7,6 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4"
 CONFIG_BOOTDELAY=10
 CONFIG_SILENT_CONSOLE=y
 CONFIG_SYS_CONSOLE_IS_IN_ENV=y

configs/T1040D4RDB_SPIFLASH_defconfig

@@ -13,7 +13,7 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SPIFLASH,SYS_FSL_DDR4"
+CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SPIFLASH"
 CONFIG_BOOTDELAY=10
 CONFIG_SILENT_CONSOLE=y
 CONFIG_SYS_CONSOLE_IS_IN_ENV=y

configs/T1040D4RDB_defconfig

@@ -5,7 +5,6 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4"
 CONFIG_BOOTDELAY=10
 CONFIG_SILENT_CONSOLE=y
 CONFIG_SYS_CONSOLE_IS_IN_ENV=y

configs/T1040QDS_DDR4_defconfig

@@ -6,7 +6,6 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4"
 CONFIG_BOOTDELAY=10
 CONFIG_SILENT_CONSOLE=y
 # CONFIG_CONSOLE_MUX is not set

configs/T1040QDS_SECURE_BOOT_defconfig

@@ -24,6 +24,7 @@ CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
 CONFIG_DM=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_EON=y
 CONFIG_SPI_FLASH_STMICRO=y

configs/T1040QDS_defconfig

@@ -21,6 +21,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_EON=y
 CONFIG_SPI_FLASH_STMICRO=y

configs/T1040RDB_NAND_defconfig

@@ -29,6 +29,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/T1040RDB_SDCARD_defconfig

@@ -29,6 +29,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/T1040RDB_SECURE_BOOT_defconfig

@@ -22,6 +22,7 @@ CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
 CONFIG_DM=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/T1040RDB_SPIFLASH_defconfig

@@ -30,6 +30,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/T1040RDB_defconfig

@@ -19,6 +19,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/T1042D4RDB_NAND_defconfig

@@ -13,7 +13,7 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,NAND,SYS_FSL_DDR4"
+CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,NAND"
 CONFIG_BOOTDELAY=10
 CONFIG_SILENT_CONSOLE=y
 # CONFIG_CONSOLE_MUX is not set

configs/T1042D4RDB_SDCARD_defconfig

@@ -13,7 +13,7 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SDCARD,SYS_FSL_DDR4"
+CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SDCARD"
 CONFIG_BOOTDELAY=10
 CONFIG_SILENT_CONSOLE=y
 # CONFIG_CONSOLE_MUX is not set

configs/T1042D4RDB_SECURE_BOOT_defconfig

@@ -8,7 +8,6 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4"
 CONFIG_BOOTDELAY=10
 CONFIG_SILENT_CONSOLE=y
 # CONFIG_CONSOLE_MUX is not set

configs/T1042D4RDB_SPIFLASH_defconfig

@@ -14,7 +14,7 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SPIFLASH,SYS_FSL_DDR4"
+CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SPIFLASH"
 CONFIG_BOOTDELAY=10
 CONFIG_SILENT_CONSOLE=y
 # CONFIG_CONSOLE_MUX is not set

configs/T1042D4RDB_defconfig

@@ -6,7 +6,6 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4"
 CONFIG_BOOTDELAY=10
 CONFIG_SILENT_CONSOLE=y
 # CONFIG_CONSOLE_MUX is not set

configs/T1042RDB_PI_NAND_SECURE_BOOT_defconfig

@@ -36,6 +36,7 @@ CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
 CONFIG_DM=y
 CONFIG_SPL_DM=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/T1042RDB_PI_NAND_defconfig

@@ -31,6 +31,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/T1042RDB_PI_SDCARD_defconfig

@@ -31,6 +31,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/T1042RDB_PI_SPIFLASH_defconfig

@@ -32,6 +32,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/T1042RDB_PI_defconfig

@@ -21,6 +21,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/T1042RDB_SECURE_BOOT_defconfig

@@ -22,6 +22,7 @@ CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
 CONFIG_DM=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/T1042RDB_defconfig

@@ -19,6 +19,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_NETDEVICES=y

configs/ls1021aqds_ddr4_nor_defconfig

@@ -1,6 +1,5 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1021AQDS=y
-CONFIG_SYS_FSL_DDR4=y
 CONFIG_VIDEO=y
 CONFIG_DEFAULT_DEVICE_TREE="ls1021a-qds-duart"
 CONFIG_FIT=y

configs/ls1021aqds_ddr4_nor_lpuart_defconfig

@@ -1,6 +1,5 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1021AQDS=y
-CONFIG_SYS_FSL_DDR4=y
 CONFIG_VIDEO=y
 CONFIG_DEFAULT_DEVICE_TREE="ls1021a-qds-lpuart"
 CONFIG_FIT=y

configs/ls1021aqds_nand_defconfig

@@ -2,7 +2,6 @@ CONFIG_ARM=y
 CONFIG_TARGET_LS1021AQDS=y
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
-CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_SPL_NAND_SUPPORT=y
 CONFIG_SPL_SERIAL_SUPPORT=y
@@ -38,6 +37,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_NETDEVICES=y
 CONFIG_E1000=y
 CONFIG_PCI=y

configs/ls1021aqds_nor_SECURE_BOOT_defconfig

@@ -1,7 +1,6 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1021AQDS=y
 CONFIG_SECURE_BOOT=y
-CONFIG_SYS_FSL_DDR3=y
 CONFIG_VIDEO=y
 # CONFIG_SYS_MALLOC_F is not set
 CONFIG_FIT=y
@@ -27,6 +26,7 @@ CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
 CONFIG_DM=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_NETDEVICES=y
 CONFIG_E1000=y
 CONFIG_PCI=y

configs/ls1021aqds_nor_defconfig

@@ -1,6 +1,5 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1021AQDS=y
-CONFIG_SYS_FSL_DDR3=y
 CONFIG_VIDEO=y
 CONFIG_DEFAULT_DEVICE_TREE="ls1021a-qds-duart"
 CONFIG_FIT=y
@@ -27,6 +26,7 @@ CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
 CONFIG_OF_CONTROL=y
 CONFIG_DM=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_NETDEVICES=y
 CONFIG_E1000=y
 CONFIG_PCI=y

configs/ls1021aqds_nor_lpuart_defconfig

@@ -1,6 +1,5 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1021AQDS=y
-CONFIG_SYS_FSL_DDR3=y
 CONFIG_VIDEO=y
 CONFIG_DEFAULT_DEVICE_TREE="ls1021a-qds-lpuart"
 CONFIG_FIT=y
@@ -28,6 +27,7 @@ CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
 CONFIG_OF_CONTROL=y
 CONFIG_DM=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_NETDEVICES=y
 CONFIG_E1000=y
 CONFIG_PCI=y

configs/ls1021aqds_qspi_defconfig

@@ -1,6 +1,5 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1021AQDS=y
-CONFIG_SYS_FSL_DDR3=y
 CONFIG_VIDEO=y
 CONFIG_DEFAULT_DEVICE_TREE="ls1021a-qds-duart"
 CONFIG_FIT=y
@@ -31,6 +30,7 @@ CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
 CONFIG_OF_CONTROL=y
 CONFIG_DM=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_SPANSION=y
 CONFIG_NETDEVICES=y

configs/ls1021aqds_sdcard_ifc_defconfig

@@ -2,7 +2,6 @@ CONFIG_ARM=y
 CONFIG_TARGET_LS1021AQDS=y
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
-CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_SPL_MMC_SUPPORT=y
 CONFIG_SPL_SERIAL_SUPPORT=y
@@ -39,6 +38,7 @@ CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
 CONFIG_OF_CONTROL=y
 CONFIG_DM=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_NETDEVICES=y
 CONFIG_E1000=y
 CONFIG_PCI=y

configs/ls1021aqds_sdcard_qspi_defconfig

@@ -2,7 +2,6 @@ CONFIG_ARM=y
 CONFIG_TARGET_LS1021AQDS=y
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
-CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_SPL_MMC_SUPPORT=y
 CONFIG_SPL_SERIAL_SUPPORT=y
@@ -41,6 +40,7 @@ CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
 CONFIG_OF_CONTROL=y
 CONFIG_DM=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_SPANSION=y
 CONFIG_NETDEVICES=y

configs/ls1043aqds_defconfig

@@ -1,6 +1,5 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1043AQDS=y
-CONFIG_SYS_FSL_DDR4=y
 CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1043a-qds-duart"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y

configs/ls1043aqds_lpuart_defconfig

@@ -1,6 +1,5 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1043AQDS=y
-CONFIG_SYS_FSL_DDR4=y
 CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1043a-qds-lpuart"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y

configs/ls1043aqds_nand_defconfig

@@ -2,7 +2,6 @@ CONFIG_ARM=y
 CONFIG_TARGET_LS1043AQDS=y
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
-CONFIG_SYS_FSL_DDR4=y
 CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_SPL_NAND_SUPPORT=y
 CONFIG_SPL_SERIAL_SUPPORT=y

configs/ls1043aqds_nor_ddr3_defconfig

@@ -1,6 +1,5 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1043AQDS=y
-CONFIG_SYS_FSL_DDR3=y
 CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1043a-qds-duart"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
@@ -24,6 +23,7 @@ CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
 CONFIG_OF_CONTROL=y
 CONFIG_DM=y
+CONFIG_SYS_FSL_DDR3=y
 CONFIG_SPI_FLASH=y
 CONFIG_PCI=y
 CONFIG_SYS_NS16550=y

configs/ls1043aqds_qspi_defconfig

@@ -1,6 +1,5 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1043AQDS=y
-CONFIG_SYS_FSL_DDR4=y
 CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1043a-qds-duart"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y

configs/ls1043aqds_sdcard_ifc_defconfig

@@ -2,7 +2,6 @@ CONFIG_ARM=y
 CONFIG_TARGET_LS1043AQDS=y
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
-CONFIG_SYS_FSL_DDR4=y
 CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_SPL_MMC_SUPPORT=y
 CONFIG_SPL_SERIAL_SUPPORT=y

configs/ls1043aqds_sdcard_qspi_defconfig

@@ -2,7 +2,6 @@ CONFIG_ARM=y
 CONFIG_TARGET_LS1043AQDS=y
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
-CONFIG_SYS_FSL_DDR4=y
 CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_SPL_MMC_SUPPORT=y
 CONFIG_SPL_SERIAL_SUPPORT=y

configs/ls1043ardb_SECURE_BOOT_defconfig

@@ -1,6 +1,5 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1043ARDB=y
-CONFIG_SYS_FSL_DDR4=y
 CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1043a-rdb"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y

configs/ls1043ardb_defconfig

@@ -1,6 +1,5 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1043ARDB=y
-CONFIG_SYS_FSL_DDR4=y
 CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1043a-rdb"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y

configs/ls1043ardb_nand_defconfig

@@ -2,7 +2,6 @@ CONFIG_ARM=y
 CONFIG_TARGET_LS1043ARDB=y
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
-CONFIG_SYS_FSL_DDR4=y
 CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_SPL_NAND_SUPPORT=y
 CONFIG_SPL_SERIAL_SUPPORT=y

configs/ls1043ardb_sdcard_defconfig

@@ -2,7 +2,6 @@ CONFIG_ARM=y
 CONFIG_TARGET_LS1043ARDB=y
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
-CONFIG_SYS_FSL_DDR4=y
 CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_SPL_MMC_SUPPORT=y
 CONFIG_SPL_SERIAL_SUPPORT=y

configs/ls1046aqds_defconfig

@@ -4,7 +4,6 @@ CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1046a-qds-duart"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4"
 CONFIG_BOOTDELAY=10
 CONFIG_HUSH_PARSER=y
 CONFIG_CMD_BOOTZ=y

configs/ls1046aqds_nand_defconfig

@@ -4,7 +4,7 @@ CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1046a-qds-duart"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4,RAMBOOT_PBL,SPL_FSL_PBL"
+CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL"
 CONFIG_NAND_BOOT=y
 CONFIG_BOOTDELAY=10
 CONFIG_SPL=y

configs/ls1046aqds_qspi_defconfig

@@ -4,7 +4,6 @@ CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1046a-qds-duart"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4"
 CONFIG_QSPI_BOOT=y
 CONFIG_BOOTDELAY=10
 CONFIG_HUSH_PARSER=y

configs/ls1046aqds_sdcard_ifc_defconfig

@@ -4,7 +4,7 @@ CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1046a-qds-duart"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4,RAMBOOT_PBL,SPL_FSL_PBL"
+CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL"
 CONFIG_SD_BOOT=y
 CONFIG_BOOTDELAY=10
 CONFIG_SPL=y

configs/ls1046aqds_sdcard_qspi_defconfig

@@ -4,7 +4,7 @@ CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1046a-qds-duart"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4,RAMBOOT_PBL,SPL_FSL_PBL,SD_BOOT_QSPI"
+CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SD_BOOT_QSPI"
 CONFIG_SD_BOOT=y
 CONFIG_BOOTDELAY=10
 CONFIG_SPL=y

configs/ls1046ardb_emmc_defconfig

@@ -4,7 +4,7 @@ CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1046a-rdb"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
-CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SYS_FSL_DDR4,EMMC_BOOT"
+CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,EMMC_BOOT"
 CONFIG_SD_BOOT=y
 CONFIG_BOOTDELAY=10
 CONFIG_SPL=y

configs/ls1046ardb_qspi_defconfig

@@ -5,7 +5,6 @@ CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1046a-rdb"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4"
 CONFIG_QSPI_BOOT=y
 CONFIG_BOOTDELAY=10
 CONFIG_HUSH_PARSER=y

configs/ls1046ardb_sdcard_defconfig

@@ -4,7 +4,7 @@ CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1046a-rdb"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
-CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SYS_FSL_DDR4"
+CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL"
 CONFIG_SD_BOOT=y
 CONFIG_BOOTDELAY=10
 CONFIG_SPL=y

configs/ls2080a_emu_defconfig

@@ -6,7 +6,7 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="EMU,SYS_FSL_DDR4, LS2080A"
+CONFIG_SYS_EXTRA_OPTIONS="EMU,LS2080A"
 CONFIG_BOOTDELAY=10
 # CONFIG_DISPLAY_BOARDINFO is not set
 # CONFIG_CMD_CONSOLE is not set

configs/ls2080aqds_SECURE_BOOT_defconfig

@@ -6,7 +6,7 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4, LS2080A"
+CONFIG_SYS_EXTRA_OPTIONS="LS2080A"
 CONFIG_BOOTDELAY=10
 CONFIG_CMD_GREPENV=y
 CONFIG_CMD_MMC=y

configs/ls2080aqds_defconfig

@@ -6,7 +6,7 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4, LS2080A"
+CONFIG_SYS_EXTRA_OPTIONS="LS2080A"
 CONFIG_BOOTDELAY=10
 CONFIG_CMD_GREPENV=y
 CONFIG_CMD_MMC=y

configs/ls2080aqds_nand_defconfig

@@ -12,7 +12,7 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4, NAND, LS2080A"
+CONFIG_SYS_EXTRA_OPTIONS="NAND, LS2080A"
 CONFIG_BOOTDELAY=10
 CONFIG_SPL=y
 CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT=y

configs/ls2080aqds_qspi_defconfig

@@ -5,7 +5,7 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4,QSPI_BOOT,LS2080A"
+CONFIG_SYS_EXTRA_OPTIONS="QSPI_BOOT,LS2080A"
 CONFIG_QSPI_BOOT=y
 CONFIG_BOOTDELAY=10
 CONFIG_CMD_GREPENV=y

configs/ls2080ardb_SECURE_BOOT_defconfig

@@ -6,7 +6,7 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4, LS2080A"
+CONFIG_SYS_EXTRA_OPTIONS="LS2080A"
 CONFIG_BOOTDELAY=10
 CONFIG_CMD_GREPENV=y
 CONFIG_CMD_MMC=y

configs/ls2080ardb_defconfig

@@ -6,7 +6,7 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4, LS2080A"
+CONFIG_SYS_EXTRA_OPTIONS="LS2080A"
 CONFIG_BOOTDELAY=10
 CONFIG_CMD_GREPENV=y
 CONFIG_CMD_MMC=y

configs/ls2080ardb_nand_defconfig

@@ -12,7 +12,7 @@ CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4, NAND, LS2080A"
+CONFIG_SYS_EXTRA_OPTIONS="NAND, LS2080A"
 CONFIG_BOOTDELAY=10
 CONFIG_SPL=y
 CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT=y

configs/xpedite537x_defconfig

@@ -15,5 +15,6 @@ CONFIG_CMD_DHCP=y
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_SNTP=y
+CONFIG_SYS_FSL_DDR2=y
 CONFIG_SYS_NS16550=y
 CONFIG_OF_LIBFDT=y

drivers/Kconfig

@@ -16,6 +16,8 @@ source "drivers/crypto/Kconfig"
 
 source "drivers/demo/Kconfig"
 
+source "drivers/ddr/fsl/Kconfig"
+
 source "drivers/dfu/Kconfig"
 
 source "drivers/dma/Kconfig"

drivers/ddr/fsl/Kconfig

@@ -0,0 +1,122 @@
+config SYS_FSL_DDR
+	bool
+	help
+	  Select Freescale General DDR driver, shared between most Freescale
+	  PowerPC- based SoCs (such as mpc83xx, mpc85xx, mpc86xx) and ARM-
+	  based Layerscape SoCs (such as ls2080a).
+
+config SYS_FSL_MMDC
+	bool
+	help
+	  Select Freescale Multi Mode DDR controller (MMDC).
+
+config SYS_FSL_DDR_BE
+	bool
+	help
+		Access DDR registers in big-endian
+
+config SYS_FSL_DDR_LE
+	bool
+	help
+		Access DDR registers in little-endian
+
+menu "Freescale DDR controllers"
+	depends on SYS_FSL_DDR
+
+config SYS_FSL_DDR_VER
+	int
+	default 50 if SYS_FSL_DDR_VER_50
+	default 47 if SYS_FSL_DDR_VER_47
+	default 46 if SYS_FSL_DDR_VER_46
+	default 44 if SYS_FSL_DDR_VER_44
+
+config SYS_FSL_DDR_VER_50
+	bool
+
+config SYS_FSL_DDR_VER_47
+	bool
+
+config SYS_FSL_DDR_VER_46
+	bool
+
+config SYS_FSL_DDR_VER_44
+	bool
+
+config SYS_FSL_DDRC_GEN1
+	bool
+	help
+	  Enable Freescale DDR controller.
+
+config SYS_FSL_DDRC_GEN2
+	bool
+	depends on !MPC86xx
+	help
+	  Enable Freescale DDR2 controller.
+
+config SYS_FSL_DDRC_86XX_GEN2
+	bool
+	depends on MPC86xx
+	help
+	  Enable Freescale DDR2 controller for MPC86xx SoCs.
+
+config SYS_FSL_DDRC_GEN3
+	bool
+	depends on PPC
+	help
+	  Enable Freescale DDR3 controller for PowerPC SoCs.
+
+config SYS_FSL_DDRC_ARM_GEN3
+	bool
+	depends on ARM
+	help
+	  Enable Freescale DDR3 controller for ARM SoCs.
+
+config SYS_FSL_DDRC_GEN4
+	bool
+	help
+	  Enable Freescale DDR4 controller.
+
+config SYS_FSL_HAS_DDR4
+	bool
+
+config SYS_FSL_HAS_DDR3
+	bool
+
+config SYS_FSL_HAS_DDR2
+	bool
+
+config SYS_FSL_HAS_DDR1
+	bool
+
+choice
+	prompt "DDR technology"
+	default SYS_FSL_DDR4 if SYS_FSL_HAS_DDR4
+	default SYS_FSL_DDR3 if SYS_FSL_HAS_DDR3
+	default SYS_FSL_DDR2 if SYS_FSL_HAS_DDR2
+	default SYS_FSL_DDR1 if SYS_FSL_HAS_DDR1
+
+config SYS_FSL_DDR4
+	bool "Freescale DDR4 controller"
+	depends on SYS_FSL_HAS_DDR4
+	select SYS_FSL_DDRC_GEN4
+
+config SYS_FSL_DDR3
+	bool "Freescale DDR3 controller"
+	depends on SYS_FSL_HAS_DDR3
+	select SYS_FSL_DDRC_GEN3 if PPC
+	select SYS_FSL_DDRC_ARM_GEN3 if ARM
+
+config SYS_FSL_DDR2
+	bool "Freescale DDR2 controller"
+	depends on SYS_FSL_HAS_DDR2
+	select SYS_FSL_DDRC_GEN2 if (!MPC86xx && !SYS_FSL_DDRC_GEN3)
+	select SYS_FSL_DDRC_86XX_GEN2 if MPC86xx
+
+config SYS_FSL_DDR1
+	bool "Freescale DDR1 controller"
+	depends on SYS_FSL_HAS_DDR1
+	select SYS_FSL_DDRC_GEN1
+
+endchoice
+
+endmenu

drivers/ddr/fsl/Makefile

@@ -30,7 +30,7 @@ obj-$(CONFIG_FSL_DDR_INTERACTIVE)	+= interactive.o
 obj-$(CONFIG_SYS_FSL_DDRC_GEN1)	+= mpc85xx_ddr_gen1.o
 obj-$(CONFIG_SYS_FSL_DDRC_GEN2)	+= mpc85xx_ddr_gen2.o
 obj-$(CONFIG_SYS_FSL_DDRC_GEN3)	+= mpc85xx_ddr_gen3.o
-obj-$(CONFIG_SYS_FSL_DDR_86XX)		+= mpc86xx_ddr.o
+obj-$(CONFIG_SYS_FSL_DDRC_86XX_GEN2)	+= mpc86xx_ddr.o
 obj-$(CONFIG_SYS_FSL_DDRC_ARM_GEN3)	+= arm_ddr_gen3.o
 obj-$(CONFIG_SYS_FSL_DDRC_GEN4) += fsl_ddr_gen4.o
 obj-$(CONFIG_SYS_FSL_MMDC) += fsl_mmdc.o

include/configs/B4860QDS.h

@@ -228,7 +228,6 @@ unsigned long get_board_ddr_clk(void);
 
 #define CONFIG_DDR_SPD
 #define CONFIG_SYS_DDR_RAW_TIMING
-#define CONFIG_SYS_FSL_DDR3
 #ifndef CONFIG_SPL_BUILD
 #define CONFIG_FSL_DDR_INTERACTIVE
 #endif

include/configs/BSC9131RDB.h

@@ -70,7 +70,6 @@
 #define CONFIG_SYS_MEMTEST_END		0x01ffffff
 
 /* DDR Setup */
-#define CONFIG_SYS_FSL_DDR3
 #undef CONFIG_SYS_DDR_RAW_TIMING
 #undef CONFIG_DDR_SPD
 #define CONFIG_SYS_SPD_BUS_NUM		0

include/configs/BSC9132QDS.h

@@ -125,7 +125,6 @@
 #define CONFIG_SYS_MEMTEST_END		0x01ffffff
 
 /* DDR Setup */
-#define CONFIG_SYS_FSL_DDR3
 #define CONFIG_SYS_SPD_BUS_NUM		0
 #define SPD_EEPROM_ADDRESS1		0x54 /* I2C access */
 #define SPD_EEPROM_ADDRESS2		0x56 /* I2C access */

include/configs/C29XPCIE.h

@@ -126,7 +126,6 @@
 #define CONFIG_PANIC_HANG
 
 /* DDR Setup */
-#define CONFIG_SYS_FSL_DDR3
 #define CONFIG_DDR_SPD
 #define CONFIG_SYS_SPD_BUS_NUM		0
 #define SPD_EEPROM_ADDRESS		0x50

include/configs/MPC8349EMDS.h

@@ -60,12 +60,9 @@
 #define CONFIG_SPD_EEPROM		/* use SPD EEPROM for DDR setup*/
 
 /*
- * define CONFIG_SYS_FSL_DDR2 to use unified DDR driver
- * undefine it to use old spd_sdram.c
+ * SYS_FSL_DDR2 is selected in Kconfig to use unified DDR driver
+ * unselect it to use old spd_sdram.c
  */
-#define CONFIG_SYS_FSL_DDR2
-#ifdef CONFIG_SYS_FSL_DDR2
-#define CONFIG_SYS_FSL_DDRC_GEN2
 #define CONFIG_SYS_SPD_BUS_NUM	0
 #define SPD_EEPROM_ADDRESS1	0x52
 #define SPD_EEPROM_ADDRESS2	0x51
@@ -74,7 +71,6 @@
 #define CONFIG_CHIP_SELECTS_PER_CTRL	(2 * CONFIG_DIMM_SLOTS_PER_CTLR)
 #define CONFIG_ECC_INIT_VIA_DDRCONTROLLER
 #define CONFIG_MEM_INIT_VALUE	0xDeadBeef
-#endif
 
 /*
  * 32-bit data path mode.