diff --git a/arch/arm/include/asm/arch-mx6/mx6-ddr.h b/arch/arm/include/asm/arch-mx6/mx6-ddr.h
index 43d377af35..c2a31d2e2e 100644
--- a/arch/arm/include/asm/arch-mx6/mx6-ddr.h
+++ b/arch/arm/include/asm/arch-mx6/mx6-ddr.h
@@ -6,6 +6,7 @@
 #ifndef __ASM_ARCH_MX6_DDR_H__
 #define __ASM_ARCH_MX6_DDR_H__
 
+#ifndef CONFIG_SPL_BUILD
 #ifdef CONFIG_MX6Q
 #include "mx6q-ddr.h"
 #else
@@ -15,6 +16,164 @@
 #error "Please select cpu"
 #endif	/* CONFIG_MX6DL or CONFIG_MX6S */
 #endif	/* CONFIG_MX6Q */
+#else
+
+/* MMDC P0/P1 Registers */
+struct mmdc_p_regs {
+	u32 mdctl;
+	u32 mdpdc;
+	u32 mdotc;
+	u32 mdcfg0;
+	u32 mdcfg1;
+	u32 mdcfg2;
+	u32 mdmisc;
+	u32 mdscr;
+	u32 mdref;
+	u32 res1[2];
+	u32 mdrwd;
+	u32 mdor;
+	u32 res2[3];
+	u32 mdasp;
+	u32 res3[240];
+	u32 mapsr;
+	u32 res4[254];
+	u32 mpzqhwctrl;
+	u32 res5[2];
+	u32 mpwldectrl0;
+	u32 mpwldectrl1;
+	u32 res6;
+	u32 mpodtctrl;
+	u32 mprddqby0dl;
+	u32 mprddqby1dl;
+	u32 mprddqby2dl;
+	u32 mprddqby3dl;
+	u32 res7[4];
+	u32 mpdgctrl0;
+	u32 mpdgctrl1;
+	u32 res8;
+	u32 mprddlctl;
+	u32 res9;
+	u32 mpwrdlctl;
+	u32 res10[25];
+	u32 mpmur0;
+};
+
+/*
+ * MMDC iomux registers (pinctl/padctl) - (different for IMX6DQ vs IMX6SDL)
+ */
+#define MX6DQ_IOM_DDR_BASE      0x020e0500
+struct mx6dq_iomux_ddr_regs {
+	u32 res1[3];
+	u32 dram_sdqs5;
+	u32 dram_dqm5;
+	u32 dram_dqm4;
+	u32 dram_sdqs4;
+	u32 dram_sdqs3;
+	u32 dram_dqm3;
+	u32 dram_sdqs2;
+	u32 dram_dqm2;
+	u32 res2[16];
+	u32 dram_cas;
+	u32 res3[2];
+	u32 dram_ras;
+	u32 dram_reset;
+	u32 res4[2];
+	u32 dram_sdclk_0;
+	u32 dram_sdba2;
+	u32 dram_sdcke0;
+	u32 dram_sdclk_1;
+	u32 dram_sdcke1;
+	u32 dram_sdodt0;
+	u32 dram_sdodt1;
+	u32 res5;
+	u32 dram_sdqs0;
+	u32 dram_dqm0;
+	u32 dram_sdqs1;
+	u32 dram_dqm1;
+	u32 dram_sdqs6;
+	u32 dram_dqm6;
+	u32 dram_sdqs7;
+	u32 dram_dqm7;
+};
+
+#define MX6DQ_IOM_GRP_BASE      0x020e0700
+struct mx6dq_iomux_grp_regs {
+	u32 res1[18];
+	u32 grp_b7ds;
+	u32 grp_addds;
+	u32 grp_ddrmode_ctl;
+	u32 res2;
+	u32 grp_ddrpke;
+	u32 res3[6];
+	u32 grp_ddrmode;
+	u32 res4[3];
+	u32 grp_b0ds;
+	u32 grp_b1ds;
+	u32 grp_ctlds;
+	u32 res5;
+	u32 grp_b2ds;
+	u32 grp_ddr_type;
+	u32 grp_b3ds;
+	u32 grp_b4ds;
+	u32 grp_b5ds;
+	u32 grp_b6ds;
+};
+
+#define MX6SDL_IOM_DDR_BASE     0x020e0400
+struct mx6sdl_iomux_ddr_regs {
+	u32 res1[25];
+	u32 dram_cas;
+	u32 res2[2];
+	u32 dram_dqm0;
+	u32 dram_dqm1;
+	u32 dram_dqm2;
+	u32 dram_dqm3;
+	u32 dram_dqm4;
+	u32 dram_dqm5;
+	u32 dram_dqm6;
+	u32 dram_dqm7;
+	u32 dram_ras;
+	u32 dram_reset;
+	u32 res3[2];
+	u32 dram_sdba2;
+	u32 dram_sdcke0;
+	u32 dram_sdcke1;
+	u32 dram_sdclk_0;
+	u32 dram_sdclk_1;
+	u32 dram_sdodt0;
+	u32 dram_sdodt1;
+	u32 dram_sdqs0;
+	u32 dram_sdqs1;
+	u32 dram_sdqs2;
+	u32 dram_sdqs3;
+	u32 dram_sdqs4;
+	u32 dram_sdqs5;
+	u32 dram_sdqs6;
+	u32 dram_sdqs7;
+};
+
+#define MX6SDL_IOM_GRP_BASE     0x020e0700
+struct mx6sdl_iomux_grp_regs {
+	u32 res1[18];
+	u32 grp_b7ds;
+	u32 grp_addds;
+	u32 grp_ddrmode_ctl;
+	u32 grp_ddrpke;
+	u32 res2[2];
+	u32 grp_ddrmode;
+	u32 grp_b0ds;
+	u32 res3;
+	u32 grp_ctlds;
+	u32 grp_b1ds;
+	u32 grp_ddr_type;
+	u32 grp_b2ds;
+	u32 grp_b3ds;
+	u32 grp_b4ds;
+	u32 grp_b5ds;
+	u32 res4;
+	u32 grp_b6ds;
+};
+#endif /* CONFIG_SPL_BUILD */
 
 #define MX6_MMDC_P0_MDCTL	0x021b0000
 #define MX6_MMDC_P0_MDPDC	0x021b0004