diff --git a/configs/T2080QDS_NAND_defconfig b/configs/T2080QDS_NAND_defconfig
index 66883c78b82c..a69ab1eaaad6 100644
--- a/configs/T2080QDS_NAND_defconfig
+++ b/configs/T2080QDS_NAND_defconfig
@@ -63,6 +63,7 @@ CONFIG_DM=y
 CONFIG_SYS_SATA_MAX_DEVICE=2
 CONFIG_FSL_CAAM=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_DM_I2C=y
diff --git a/configs/T2080QDS_SDCARD_defconfig b/configs/T2080QDS_SDCARD_defconfig
index 3a01904a486a..565476f7665e 100644
--- a/configs/T2080QDS_SDCARD_defconfig
+++ b/configs/T2080QDS_SDCARD_defconfig
@@ -61,6 +61,7 @@ CONFIG_DM=y
 CONFIG_SYS_SATA_MAX_DEVICE=2
 CONFIG_FSL_CAAM=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_DM_I2C=y
diff --git a/configs/T2080QDS_SECURE_BOOT_defconfig b/configs/T2080QDS_SECURE_BOOT_defconfig
index a7e62174de67..d5ed28336763 100644
--- a/configs/T2080QDS_SECURE_BOOT_defconfig
+++ b/configs/T2080QDS_SECURE_BOOT_defconfig
@@ -46,6 +46,7 @@ CONFIG_ETHPRIME="FM1@DTSEC3"
 CONFIG_DM=y
 CONFIG_SYS_SATA_MAX_DEVICE=2
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_DM_I2C=y
diff --git a/configs/T2080QDS_SPIFLASH_defconfig b/configs/T2080QDS_SPIFLASH_defconfig
index 9a7acf17ef1f..d5c6dbd9dbe9 100644
--- a/configs/T2080QDS_SPIFLASH_defconfig
+++ b/configs/T2080QDS_SPIFLASH_defconfig
@@ -64,6 +64,7 @@ CONFIG_DM=y
 CONFIG_SYS_SATA_MAX_DEVICE=2
 CONFIG_FSL_CAAM=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_DM_I2C=y
diff --git a/configs/T2080QDS_SRIO_PCIE_BOOT_defconfig b/configs/T2080QDS_SRIO_PCIE_BOOT_defconfig
index af8e73a91687..92d037cffab6 100644
--- a/configs/T2080QDS_SRIO_PCIE_BOOT_defconfig
+++ b/configs/T2080QDS_SRIO_PCIE_BOOT_defconfig
@@ -44,6 +44,7 @@ CONFIG_DM=y
 CONFIG_SYS_SATA_MAX_DEVICE=2
 CONFIG_FSL_CAAM=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_DM_I2C=y
diff --git a/configs/T2080QDS_defconfig b/configs/T2080QDS_defconfig
index 3967269f655b..60ea40ba46b1 100644
--- a/configs/T2080QDS_defconfig
+++ b/configs/T2080QDS_defconfig
@@ -47,6 +47,7 @@ CONFIG_DM=y
 CONFIG_SYS_SATA_MAX_DEVICE=2
 CONFIG_FSL_CAAM=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_DM_I2C=y
diff --git a/configs/ls1028aqds_tfa_SECURE_BOOT_defconfig b/configs/ls1028aqds_tfa_SECURE_BOOT_defconfig
index d2dc9b703215..1f32e4c03e5e 100644
--- a/configs/ls1028aqds_tfa_SECURE_BOOT_defconfig
+++ b/configs/ls1028aqds_tfa_SECURE_BOOT_defconfig
@@ -49,6 +49,7 @@ CONFIG_SATA=y
 CONFIG_SCSI_AHCI=y
 CONFIG_SATA_CEVA=y
 # CONFIG_DDR_SPD is not set
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_MPC8XXX_GPIO=y
 CONFIG_DM_I2C=y
 CONFIG_I2C_SET_DEFAULT_BUS_NUM=y
diff --git a/configs/ls1028aqds_tfa_defconfig b/configs/ls1028aqds_tfa_defconfig
index 4f0a7aed11e5..0e96441b99e9 100644
--- a/configs/ls1028aqds_tfa_defconfig
+++ b/configs/ls1028aqds_tfa_defconfig
@@ -55,6 +55,7 @@ CONFIG_SCSI_AHCI=y
 CONFIG_SATA_CEVA=y
 CONFIG_FSL_CAAM=y
 # CONFIG_DDR_SPD is not set
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_MPC8XXX_GPIO=y
 CONFIG_DM_I2C=y
 CONFIG_I2C_SET_DEFAULT_BUS_NUM=y
diff --git a/configs/ls1028aqds_tfa_lpuart_defconfig b/configs/ls1028aqds_tfa_lpuart_defconfig
index 73caf98adc44..e6920041c66f 100644
--- a/configs/ls1028aqds_tfa_lpuart_defconfig
+++ b/configs/ls1028aqds_tfa_lpuart_defconfig
@@ -54,6 +54,7 @@ CONFIG_SCSI_AHCI=y
 CONFIG_SATA_CEVA=y
 CONFIG_FSL_CAAM=y
 # CONFIG_DDR_SPD is not set
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_MPC8XXX_GPIO=y
 CONFIG_DM_I2C=y
 CONFIG_I2C_SET_DEFAULT_BUS_NUM=y
diff --git a/configs/ls2080aqds_SECURE_BOOT_defconfig b/configs/ls2080aqds_SECURE_BOOT_defconfig
index de8605099393..fe4a3aefecb7 100644
--- a/configs/ls2080aqds_SECURE_BOOT_defconfig
+++ b/configs/ls2080aqds_SECURE_BOOT_defconfig
@@ -46,6 +46,7 @@ CONFIG_DM=y
 CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_SYS_I2C_LEGACY=y
diff --git a/configs/ls2080aqds_defconfig b/configs/ls2080aqds_defconfig
index 51efbd3c67d0..10750fdc0dee 100644
--- a/configs/ls2080aqds_defconfig
+++ b/configs/ls2080aqds_defconfig
@@ -49,6 +49,7 @@ CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_FSL_CAAM=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_SYS_I2C_LEGACY=y
diff --git a/configs/ls2080aqds_nand_defconfig b/configs/ls2080aqds_nand_defconfig
index 2b42df0930e2..891ba15dcf54 100644
--- a/configs/ls2080aqds_nand_defconfig
+++ b/configs/ls2080aqds_nand_defconfig
@@ -60,6 +60,7 @@ CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_FSL_CAAM=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_SYS_I2C_LEGACY=y
diff --git a/configs/ls2080aqds_qspi_defconfig b/configs/ls2080aqds_qspi_defconfig
index ec07a490b7e0..4b7264636502 100644
--- a/configs/ls2080aqds_qspi_defconfig
+++ b/configs/ls2080aqds_qspi_defconfig
@@ -50,6 +50,7 @@ CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_FSL_CAAM=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_SYS_I2C_LEGACY=y
diff --git a/configs/ls2080aqds_sdcard_defconfig b/configs/ls2080aqds_sdcard_defconfig
index bde84ebfc3c9..787fe56a2cc6 100644
--- a/configs/ls2080aqds_sdcard_defconfig
+++ b/configs/ls2080aqds_sdcard_defconfig
@@ -56,6 +56,7 @@ CONFIG_DM=y
 CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_SYS_I2C_LEGACY=y
diff --git a/configs/ls2080ardb_SECURE_BOOT_defconfig b/configs/ls2080ardb_SECURE_BOOT_defconfig
index 67e03b1f33f0..9952d3e7128a 100644
--- a/configs/ls2080ardb_SECURE_BOOT_defconfig
+++ b/configs/ls2080ardb_SECURE_BOOT_defconfig
@@ -50,6 +50,7 @@ CONFIG_DM=y
 CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_DDR_CLK_FREQ=133333333
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_SYS_I2C_LEGACY=y
diff --git a/configs/ls2080ardb_defconfig b/configs/ls2080ardb_defconfig
index 102d8b36f7ee..18bc68d89b27 100644
--- a/configs/ls2080ardb_defconfig
+++ b/configs/ls2080ardb_defconfig
@@ -53,6 +53,7 @@ CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_FSL_CAAM=y
 CONFIG_DDR_CLK_FREQ=133333333
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_SYS_I2C_LEGACY=y
diff --git a/configs/ls2080ardb_nand_defconfig b/configs/ls2080ardb_nand_defconfig
index 5df11e31ab7d..55c18d620754 100644
--- a/configs/ls2080ardb_nand_defconfig
+++ b/configs/ls2080ardb_nand_defconfig
@@ -63,6 +63,7 @@ CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_FSL_CAAM=y
 CONFIG_DDR_CLK_FREQ=133333333
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_SYS_I2C_LEGACY=y
diff --git a/configs/ls2081ardb_defconfig b/configs/ls2081ardb_defconfig
index 7ba18364a86d..cbf80c91d1d8 100644
--- a/configs/ls2081ardb_defconfig
+++ b/configs/ls2081ardb_defconfig
@@ -52,6 +52,7 @@ CONFIG_SCSI_AHCI=y
 CONFIG_SATA_CEVA=y
 CONFIG_FSL_CAAM=y
 CONFIG_DDR_CLK_FREQ=133333333
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_SYS_I2C_LEGACY=y
diff --git a/configs/ls2088aqds_tfa_defconfig b/configs/ls2088aqds_tfa_defconfig
index 016e9c7f1be8..9852dac2bb08 100644
--- a/configs/ls2088aqds_tfa_defconfig
+++ b/configs/ls2088aqds_tfa_defconfig
@@ -58,6 +58,7 @@ CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_FSL_CAAM=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_MPC8XXX_GPIO=y
diff --git a/configs/ls2088ardb_qspi_SECURE_BOOT_defconfig b/configs/ls2088ardb_qspi_SECURE_BOOT_defconfig
index 5b613012c02c..540a9ee7ccb3 100644
--- a/configs/ls2088ardb_qspi_SECURE_BOOT_defconfig
+++ b/configs/ls2088ardb_qspi_SECURE_BOOT_defconfig
@@ -48,6 +48,7 @@ CONFIG_DM=y
 CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_DDR_CLK_FREQ=133333333
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_MPC8XXX_GPIO=y
diff --git a/configs/ls2088ardb_qspi_defconfig b/configs/ls2088ardb_qspi_defconfig
index 654bdad12093..9636559c8bfe 100644
--- a/configs/ls2088ardb_qspi_defconfig
+++ b/configs/ls2088ardb_qspi_defconfig
@@ -55,6 +55,7 @@ CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_FSL_CAAM=y
 CONFIG_DDR_CLK_FREQ=133333333
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_MPC8XXX_GPIO=y
diff --git a/configs/ls2088ardb_tfa_SECURE_BOOT_defconfig b/configs/ls2088ardb_tfa_SECURE_BOOT_defconfig
index 3b693fa8c061..494bc18eb400 100644
--- a/configs/ls2088ardb_tfa_SECURE_BOOT_defconfig
+++ b/configs/ls2088ardb_tfa_SECURE_BOOT_defconfig
@@ -53,6 +53,7 @@ CONFIG_DM=y
 CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_DDR_CLK_FREQ=133333333
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_MPC8XXX_GPIO=y
diff --git a/configs/ls2088ardb_tfa_defconfig b/configs/ls2088ardb_tfa_defconfig
index c0f92c6189ae..f3296c2e6649 100644
--- a/configs/ls2088ardb_tfa_defconfig
+++ b/configs/ls2088ardb_tfa_defconfig
@@ -60,6 +60,7 @@ CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_FSL_CAAM=y
 CONFIG_DDR_CLK_FREQ=133333333
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_MPC8XXX_GPIO=y
diff --git a/configs/lx2160aqds_tfa_SECURE_BOOT_defconfig b/configs/lx2160aqds_tfa_SECURE_BOOT_defconfig
index ed56bfd26024..a6dd56d93cb6 100644
--- a/configs/lx2160aqds_tfa_SECURE_BOOT_defconfig
+++ b/configs/lx2160aqds_tfa_SECURE_BOOT_defconfig
@@ -56,6 +56,7 @@ CONFIG_DM=y
 CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_MPC8XXX_GPIO=y
diff --git a/configs/lx2160aqds_tfa_defconfig b/configs/lx2160aqds_tfa_defconfig
index 7583bff32972..feafc2c66125 100644
--- a/configs/lx2160aqds_tfa_defconfig
+++ b/configs/lx2160aqds_tfa_defconfig
@@ -63,6 +63,7 @@ CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_FSL_CAAM=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_MPC8XXX_GPIO=y
diff --git a/configs/lx2160ardb_tfa_SECURE_BOOT_defconfig b/configs/lx2160ardb_tfa_SECURE_BOOT_defconfig
index cfefd3db85a9..298de9b5e86c 100644
--- a/configs/lx2160ardb_tfa_SECURE_BOOT_defconfig
+++ b/configs/lx2160ardb_tfa_SECURE_BOOT_defconfig
@@ -54,6 +54,7 @@ CONFIG_DM=y
 CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_MPC8XXX_GPIO=y
diff --git a/configs/lx2160ardb_tfa_defconfig b/configs/lx2160ardb_tfa_defconfig
index 933312c63c5c..b2c95e78219f 100644
--- a/configs/lx2160ardb_tfa_defconfig
+++ b/configs/lx2160ardb_tfa_defconfig
@@ -62,6 +62,7 @@ CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_FSL_CAAM=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_MPC8XXX_GPIO=y
diff --git a/configs/lx2160ardb_tfa_stmm_defconfig b/configs/lx2160ardb_tfa_stmm_defconfig
index c62c8730c106..7f73d80efc30 100644
--- a/configs/lx2160ardb_tfa_stmm_defconfig
+++ b/configs/lx2160ardb_tfa_stmm_defconfig
@@ -62,6 +62,7 @@ CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_FSL_CAAM=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_MPC8XXX_GPIO=y
diff --git a/configs/lx2162aqds_tfa_SECURE_BOOT_defconfig b/configs/lx2162aqds_tfa_SECURE_BOOT_defconfig
index 66ffb08de284..1ad71435906d 100644
--- a/configs/lx2162aqds_tfa_SECURE_BOOT_defconfig
+++ b/configs/lx2162aqds_tfa_SECURE_BOOT_defconfig
@@ -58,6 +58,7 @@ CONFIG_DM=y
 CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_MPC8XXX_GPIO=y
diff --git a/configs/lx2162aqds_tfa_defconfig b/configs/lx2162aqds_tfa_defconfig
index 36780d901ce5..ced443ac36a8 100644
--- a/configs/lx2162aqds_tfa_defconfig
+++ b/configs/lx2162aqds_tfa_defconfig
@@ -65,6 +65,7 @@ CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_FSL_CAAM=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_MPC8XXX_GPIO=y
diff --git a/configs/lx2162aqds_tfa_verified_boot_defconfig b/configs/lx2162aqds_tfa_verified_boot_defconfig
index cd82cd33d8a7..521d075e83df 100644
--- a/configs/lx2162aqds_tfa_verified_boot_defconfig
+++ b/configs/lx2162aqds_tfa_verified_boot_defconfig
@@ -66,6 +66,7 @@ CONFIG_SATA=y
 CONFIG_SATA_CEVA=y
 CONFIG_FSL_CAAM=y
 CONFIG_DYNAMIC_DDR_CLK_FREQ=y
+CONFIG_DIMM_SLOTS_PER_CTLR=2
 CONFIG_DDR_ECC=y
 CONFIG_ECC_INIT_VIA_DDRCONTROLLER=y
 CONFIG_MPC8XXX_GPIO=y
diff --git a/drivers/ddr/fsl/Kconfig b/drivers/ddr/fsl/Kconfig
index 277167060432..5925fe9e287c 100644
--- a/drivers/ddr/fsl/Kconfig
+++ b/drivers/ddr/fsl/Kconfig
@@ -53,6 +53,10 @@ config CHIP_SELECTS_PER_CTRL
 	int "Number of chip selects per controller"
 	default 4
 
+config DIMM_SLOTS_PER_CTLR
+	int "Number of DIMM slots per controller"
+	default 1
+
 config SYS_FSL_DDR_VER
 	int
 	default 50 if SYS_FSL_DDR_VER_50
diff --git a/include/configs/MPC8548CDS.h b/include/configs/MPC8548CDS.h
index 3467a515b6c0..244f811ff65b 100644
--- a/include/configs/MPC8548CDS.h
+++ b/include/configs/MPC8548CDS.h
@@ -47,8 +47,6 @@
 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000	/* DDR is system memory*/
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
-
 /* I2C addresses of SPD EEPROMs */
 #define SPD_EEPROM_ADDRESS	0x51	/* CTLR 0 DIMM 0 */
 
diff --git a/include/configs/P1010RDB.h b/include/configs/P1010RDB.h
index 3826f414f0f7..0d8f13eeb065 100644
--- a/include/configs/P1010RDB.h
+++ b/include/configs/P1010RDB.h
@@ -161,8 +161,6 @@ extern unsigned long get_sdram_size(void);
 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
-
 /* DDR3 Controller Settings */
 #define CONFIG_SYS_DDR_CS0_BNDS		0x0000003f
 #define CONFIG_SYS_DDR_CS0_CONFIG	0x80014302
diff --git a/include/configs/P2041RDB.h b/include/configs/P2041RDB.h
index adc2be872ffd..3d9e3e1c78b7 100644
--- a/include/configs/P2041RDB.h
+++ b/include/configs/P2041RDB.h
@@ -91,8 +91,6 @@
 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
-
 #define CONFIG_SYS_SPD_BUS_NUM	0
 #define SPD_EEPROM_ADDRESS	0x52
 #define CONFIG_SYS_SDRAM_SIZE	4096	/* for fixed parameter use */
diff --git a/include/configs/T102xRDB.h b/include/configs/T102xRDB.h
index 2e7bb67d0364..bedd931b1868 100644
--- a/include/configs/T102xRDB.h
+++ b/include/configs/T102xRDB.h
@@ -145,7 +145,6 @@
 #define CONFIG_VERY_BIG_RAM
 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
 #if defined(CONFIG_TARGET_T1024RDB)
 #define CONFIG_SYS_SPD_BUS_NUM	0
 #define SPD_EEPROM_ADDRESS	0x51
diff --git a/include/configs/T104xRDB.h b/include/configs/T104xRDB.h
index 57a787565b9c..8ef6068cb91a 100644
--- a/include/configs/T104xRDB.h
+++ b/include/configs/T104xRDB.h
@@ -127,8 +127,6 @@
 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
-
 #define CONFIG_SYS_SPD_BUS_NUM	0
 #define SPD_EEPROM_ADDRESS	0x51
 
diff --git a/include/configs/T208xQDS.h b/include/configs/T208xQDS.h
index 1ff2a6147f44..c04c63586946 100644
--- a/include/configs/T208xQDS.h
+++ b/include/configs/T208xQDS.h
@@ -116,7 +116,6 @@
 #define CONFIG_VERY_BIG_RAM
 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
-#define CONFIG_DIMM_SLOTS_PER_CTLR	2
 #define CONFIG_SYS_SPD_BUS_NUM	0
 #define CONFIG_SYS_SDRAM_SIZE	2048	/* for fixed parameter use */
 #define SPD_EEPROM_ADDRESS1	0x51
diff --git a/include/configs/T208xRDB.h b/include/configs/T208xRDB.h
index 5cd987b686a3..3c13905729a3 100644
--- a/include/configs/T208xRDB.h
+++ b/include/configs/T208xRDB.h
@@ -111,7 +111,6 @@
 #define CONFIG_VERY_BIG_RAM
 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
 #define CONFIG_SYS_SPD_BUS_NUM	0
 #define CONFIG_SYS_SDRAM_SIZE	2048	/* for fixed parameter use */
 #define SPD_EEPROM_ADDRESS1	0x51
diff --git a/include/configs/T4240RDB.h b/include/configs/T4240RDB.h
index 610e36e94f2f..834855c336c9 100644
--- a/include/configs/T4240RDB.h
+++ b/include/configs/T4240RDB.h
@@ -92,8 +92,6 @@
 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
-
 /*
  * IFC Definitions
  */
diff --git a/include/configs/corenet_ds.h b/include/configs/corenet_ds.h
index 3a939b0b5d1e..121963fe5ce5 100644
--- a/include/configs/corenet_ds.h
+++ b/include/configs/corenet_ds.h
@@ -94,8 +94,6 @@
 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
-
 #define CONFIG_SYS_SPD_BUS_NUM	1
 #define SPD_EEPROM_ADDRESS1	0x51
 #define SPD_EEPROM_ADDRESS2	0x52
diff --git a/include/configs/km/pg-wcom-ls102xa.h b/include/configs/km/pg-wcom-ls102xa.h
index 3285ae5987a8..0494790c84fa 100644
--- a/include/configs/km/pg-wcom-ls102xa.h
+++ b/include/configs/km/pg-wcom-ls102xa.h
@@ -22,8 +22,6 @@
 #define CONFIG_SYS_DDR_SDRAM_BASE	0x80000000UL
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
-
 #define CONFIG_SYS_SPD_BUS_NUM		0
 #define SPD_EEPROM_ADDRESS		0x54
 
diff --git a/include/configs/kmcent2.h b/include/configs/kmcent2.h
index dd247eda987d..dc45d16bfe1a 100644
--- a/include/configs/kmcent2.h
+++ b/include/configs/kmcent2.h
@@ -173,8 +173,6 @@
 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
-
 #define CONFIG_SYS_SPD_BUS_NUM	0
 #define SPD_EEPROM_ADDRESS	0x54
 #define CONFIG_SYS_SDRAM_SIZE	4096	/* for fixed parameter use */
diff --git a/include/configs/kontron_sl28.h b/include/configs/kontron_sl28.h
index 77ea1327f9a4..97286b6180a6 100644
--- a/include/configs/kontron_sl28.h
+++ b/include/configs/kontron_sl28.h
@@ -19,7 +19,6 @@
 #define CONFIG_MEM_INIT_VALUE		0xdeadbeef
 
 #define CONFIG_VERY_BIG_RAM
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
 #define CONFIG_SYS_DDR_SDRAM_BASE	0x80000000
 #define CONFIG_SYS_FSL_DDR_SDRAM_BASE_PHY	0
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
diff --git a/include/configs/ls1012a2g5rdb.h b/include/configs/ls1012a2g5rdb.h
index 8191c856a93f..835eca7726dd 100644
--- a/include/configs/ls1012a2g5rdb.h
+++ b/include/configs/ls1012a2g5rdb.h
@@ -9,7 +9,6 @@
 #include "ls1012a_common.h"
 
 /* DDR */
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
 #define CONFIG_SYS_SDRAM_SIZE		0x40000000
 
 /* SATA */
diff --git a/include/configs/ls1012afrdm.h b/include/configs/ls1012afrdm.h
index 7735a005e20a..44518cdf6412 100644
--- a/include/configs/ls1012afrdm.h
+++ b/include/configs/ls1012afrdm.h
@@ -9,7 +9,6 @@
 #include "ls1012a_common.h"
 
 /* DDR */
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
 #define CONFIG_SYS_SDRAM_SIZE		0x20000000
 
 #ifndef CONFIG_SPL_BUILD
diff --git a/include/configs/ls1012afrwy.h b/include/configs/ls1012afrwy.h
index 7d8d6ee085f3..16ce89233fbb 100644
--- a/include/configs/ls1012afrwy.h
+++ b/include/configs/ls1012afrwy.h
@@ -13,7 +13,6 @@
 #define BOARD_REV_C			0x00080000
 #define BOARD_REV_MASK			0x001A0000
 /* DDR */
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
 #define SYS_SDRAM_SIZE_512		0x20000000
 #define SYS_SDRAM_SIZE_1024		0x40000000
 
diff --git a/include/configs/ls1012aqds.h b/include/configs/ls1012aqds.h
index d57f28e4967e..dff9a5baf535 100644
--- a/include/configs/ls1012aqds.h
+++ b/include/configs/ls1012aqds.h
@@ -10,7 +10,6 @@
 #include "ls1012a_common.h"
 
 /* DDR */
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
 #define CONFIG_SYS_SDRAM_SIZE		0x40000000
 
 /*
diff --git a/include/configs/ls1012ardb.h b/include/configs/ls1012ardb.h
index c51c4f2d3eab..2490ba3212a8 100644
--- a/include/configs/ls1012ardb.h
+++ b/include/configs/ls1012ardb.h
@@ -10,7 +10,6 @@
 #include "ls1012a_common.h"
 
 /* DDR */
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
 #define CONFIG_SYS_SDRAM_SIZE		0x40000000
 
 /*
diff --git a/include/configs/ls1021aqds.h b/include/configs/ls1021aqds.h
index 16c1741af251..1d00c3832f55 100644
--- a/include/configs/ls1021aqds.h
+++ b/include/configs/ls1021aqds.h
@@ -49,7 +49,6 @@
 #ifndef CONFIG_SYS_FSL_DDR4
 #define CONFIG_SYS_DDR_RAW_TIMING
 #endif
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
 
 #define CONFIG_SYS_DDR_SDRAM_BASE	0x80000000UL
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
diff --git a/include/configs/ls1028aqds.h b/include/configs/ls1028aqds.h
index 8d60727c08f1..956eed7aa705 100644
--- a/include/configs/ls1028aqds.h
+++ b/include/configs/ls1028aqds.h
@@ -10,9 +10,6 @@
 
 #define COUNTER_FREQUENCY_REAL		(get_board_sys_clk() / 4)
 
-/* DDR */
-#define CONFIG_DIMM_SLOTS_PER_CTLR		2
-
 #define CONFIG_QIXIS_I2C_ACCESS
 
 /*
diff --git a/include/configs/ls1028ardb.h b/include/configs/ls1028ardb.h
index 7de186aa3479..b097f31f437e 100644
--- a/include/configs/ls1028ardb.h
+++ b/include/configs/ls1028ardb.h
@@ -14,8 +14,6 @@
 
 /* Store environment at top of flash */
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR          1
-
 #define CONFIG_QIXIS_I2C_ACCESS
 
 /*
diff --git a/include/configs/ls1043aqds.h b/include/configs/ls1043aqds.h
index 3ffc4bf0d8b5..b1112d56f787 100644
--- a/include/configs/ls1043aqds.h
+++ b/include/configs/ls1043aqds.h
@@ -10,7 +10,6 @@
 
 #define CONFIG_LAYERSCAPE_NS_ACCESS
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
 /* Physical Memory Map */
 
 #define SPD_EEPROM_ADDRESS		0x51
diff --git a/include/configs/ls1043ardb.h b/include/configs/ls1043ardb.h
index cc15462cb19c..3ac4cb7643db 100644
--- a/include/configs/ls1043ardb.h
+++ b/include/configs/ls1043ardb.h
@@ -10,7 +10,6 @@
 
 #define CONFIG_LAYERSCAPE_NS_ACCESS
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
 /* Physical Memory Map */
 
 #define CONFIG_SYS_SPD_BUS_NUM		0
diff --git a/include/configs/ls1046afrwy.h b/include/configs/ls1046afrwy.h
index d803fb746b02..d56d0c029474 100644
--- a/include/configs/ls1046afrwy.h
+++ b/include/configs/ls1046afrwy.h
@@ -10,8 +10,6 @@
 
 #define CONFIG_LAYERSCAPE_NS_ACCESS
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR     1
-
 #define CONFIG_SYS_UBOOT_BASE		0x40100000
 
 /*
diff --git a/include/configs/ls1046aqds.h b/include/configs/ls1046aqds.h
index 434a5e172f2f..2a69dbff0b30 100644
--- a/include/configs/ls1046aqds.h
+++ b/include/configs/ls1046aqds.h
@@ -10,7 +10,6 @@
 
 #define CONFIG_LAYERSCAPE_NS_ACCESS
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
 /* Physical Memory Map */
 
 #define SPD_EEPROM_ADDRESS		0x51
diff --git a/include/configs/ls1046ardb.h b/include/configs/ls1046ardb.h
index 04c3ad02c8f8..ff76e6945673 100644
--- a/include/configs/ls1046ardb.h
+++ b/include/configs/ls1046ardb.h
@@ -11,7 +11,6 @@
 
 #define CONFIG_LAYERSCAPE_NS_ACCESS
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
 /* Physical Memory Map */
 
 #define SPD_EEPROM_ADDRESS		0x51
diff --git a/include/configs/ls1088aqds.h b/include/configs/ls1088aqds.h
index 9e4db3304438..5a33d3a128ee 100644
--- a/include/configs/ls1088aqds.h
+++ b/include/configs/ls1088aqds.h
@@ -18,8 +18,6 @@
 #define COUNTER_FREQUENCY_REAL		(get_board_sys_clk()/4)
 #define COUNTER_FREQUENCY		25000000	/* 25MHz */
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
-
 #define CONFIG_MEM_INIT_VALUE           0xdeadbeef
 #define SPD_EEPROM_ADDRESS		0x51
 #define CONFIG_SYS_SPD_BUS_NUM		0
diff --git a/include/configs/ls1088ardb.h b/include/configs/ls1088ardb.h
index 0a1a48beba05..c3df0046d4ef 100644
--- a/include/configs/ls1088ardb.h
+++ b/include/configs/ls1088ardb.h
@@ -26,7 +26,6 @@
 #endif
 #define SPD_EEPROM_ADDRESS	0x51
 #define CONFIG_SYS_SPD_BUS_NUM	0	/* SPD on I2C bus 0 */
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
 
 
 #if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI)
diff --git a/include/configs/ls2080aqds.h b/include/configs/ls2080aqds.h
index 68ccc27c7aad..321575b47958 100644
--- a/include/configs/ls2080aqds.h
+++ b/include/configs/ls2080aqds.h
@@ -26,7 +26,6 @@
 #define SPD_EEPROM_ADDRESS6	0x56	/* dummy address */
 #define SPD_EEPROM_ADDRESS	SPD_EEPROM_ADDRESS1
 #define CONFIG_SYS_SPD_BUS_NUM	0	/* SPD on I2C bus 0 */
-#define CONFIG_DIMM_SLOTS_PER_CTLR		2
 #ifdef CONFIG_SYS_FSL_HAS_DP_DDR
 #define CONFIG_DP_DDR_DIMM_SLOTS_PER_CTLR	1
 #endif
diff --git a/include/configs/ls2080ardb.h b/include/configs/ls2080ardb.h
index 1e90f94d50e8..75774d0ae450 100644
--- a/include/configs/ls2080ardb.h
+++ b/include/configs/ls2080ardb.h
@@ -36,7 +36,6 @@
 #define SPD_EEPROM_ADDRESS6	0x56	/* dummy address */
 #define SPD_EEPROM_ADDRESS	SPD_EEPROM_ADDRESS1
 #define CONFIG_SYS_SPD_BUS_NUM	0	/* SPD on I2C bus 0 */
-#define CONFIG_DIMM_SLOTS_PER_CTLR		2
 #ifdef CONFIG_SYS_FSL_HAS_DP_DDR
 #define CONFIG_DP_DDR_DIMM_SLOTS_PER_CTLR	1
 #endif
diff --git a/include/configs/lx2160a_common.h b/include/configs/lx2160a_common.h
index 38c4c3102374..b1f676070c20 100644
--- a/include/configs/lx2160a_common.h
+++ b/include/configs/lx2160a_common.h
@@ -33,7 +33,6 @@
 #define SPD_EEPROM_ADDRESS6		0x56
 #define SPD_EEPROM_ADDRESS		SPD_EEPROM_ADDRESS1
 #define CONFIG_SYS_SPD_BUS_NUM		0	/* SPD on I2C bus 0 */
-#define CONFIG_DIMM_SLOTS_PER_CTLR	2
 #define CONFIG_SYS_MONITOR_LEN		(936 * 1024)
 
 /* Miscellaneous configurable options */
diff --git a/include/configs/p1_p2_rdb_pc.h b/include/configs/p1_p2_rdb_pc.h
index c2fc3b04357f..17b9021fbf86 100644
--- a/include/configs/p1_p2_rdb_pc.h
+++ b/include/configs/p1_p2_rdb_pc.h
@@ -158,8 +158,6 @@
 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
-
 /* Default settings for DDR3 */
 #ifndef CONFIG_TARGET_P2020RDB
 #define CONFIG_SYS_DDR_CS0_BNDS		0x0000003f
diff --git a/include/configs/socrates.h b/include/configs/socrates.h
index 687e3a827dbe..daba8278c6a3 100644
--- a/include/configs/socrates.h
+++ b/include/configs/socrates.h
@@ -59,8 +59,6 @@
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
 #define CONFIG_VERY_BIG_RAM
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
-
 /* I2C addresses of SPD EEPROMs */
 #define SPD_EEPROM_ADDRESS	0x50	/* CTLR 0 DIMM 0 */
 
diff --git a/include/configs/ten64.h b/include/configs/ten64.h
index 1a62ddf45dbc..f82b1e0d212a 100644
--- a/include/configs/ten64.h
+++ b/include/configs/ten64.h
@@ -11,8 +11,6 @@
 
 #define COUNTER_FREQUENCY		25000000	/* 25MHz */
 
-#define CONFIG_DIMM_SLOTS_PER_CTLR	1
-
 #define CONFIG_SYS_LS_MC_BOOT_TIMEOUT_MS 5000
 
 #define QSPI_NOR_BOOTCOMMAND	"run distro_bootcmd"
diff --git a/scripts/config_whitelist.txt b/scripts/config_whitelist.txt
index e4c5f743c94a..0d10a17bd76b 100644
--- a/scripts/config_whitelist.txt
+++ b/scripts/config_whitelist.txt
@@ -42,7 +42,6 @@ CONFIG_DFU_ALT_BOOT_EMMC
 CONFIG_DFU_ALT_BOOT_SD
 CONFIG_DFU_ALT_SYSTEM
 CONFIG_DFU_ENV_SETTINGS
-CONFIG_DIMM_SLOTS_PER_CTLR
 CONFIG_DISCOVER_PHY
 CONFIG_DM9000_BASE
 CONFIG_DM9000_BYTE_SWAPPED
