diff --git a/drivers/nxp/ddr/nxp-ddr/utility.c b/drivers/nxp/ddr/nxp-ddr/utility.c
new file mode 100644
index 0000000..d33ad77
--- /dev/null
+++ b/drivers/nxp/ddr/nxp-ddr/utility.c
@@ -0,0 +1,275 @@
+/*
+ * Copyright 2021 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#include <errno.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <common/debug.h>
+#include <ddr.h>
+#include <immap.h>
+#include <lib/mmio.h>
+
+#define UL_5POW12	244140625UL
+#define ULL_2E12	2000000000000ULL
+#define UL_2POW13	(1UL << 13)
+#define ULL_8FS		0xFFFFFFFFULL
+
+#define do_div(n, base) ({				\
+	unsigned int __base = (base);			\
+	unsigned int __rem;				\
+	__rem = ((unsigned long long)(n)) % __base;	\
+	(n) = ((unsigned long long)(n)) / __base;	\
+	__rem;						\
+})
+
+#define CCN_HN_F_SAM_NODEID_MASK	0x7f
+#ifdef NXP_HAS_CCN504
+#define CCN_HN_F_SAM_NODEID_DDR0	0x4
+#define CCN_HN_F_SAM_NODEID_DDR1	0xe
+#elif defined(NXP_HAS_CCN508)
+#define CCN_HN_F_SAM_NODEID_DDR0	0x8
+#define CCN_HN_F_SAM_NODEID_DDR1	0x18
+#endif
+
+unsigned long get_ddr_freq(struct sysinfo *sys, int ctrl_num)
+{
+	if (sys->freq_ddr_pll0 == 0) {
+		get_clocks(sys);
+	}
+
+	switch (ctrl_num) {
+	case 0:
+		return sys->freq_ddr_pll0;
+	case 1:
+		return sys->freq_ddr_pll0;
+	case 2:
+		return sys->freq_ddr_pll1;
+	}
+
+	return 0;
+}
+
+unsigned int get_memory_clk_ps(const unsigned long data_rate)
+{
+	unsigned int result;
+	/* Round to nearest 10ps, being careful about 64-bit multiply/divide */
+	unsigned long long rem, mclk_ps = ULL_2E12;
+
+	/* Now perform the big divide, the result fits in 32-bits */
+	rem = do_div(mclk_ps, data_rate);
+	result = (rem >= (data_rate >> 1)) ? mclk_ps + 1 : mclk_ps;
+
+	return result;
+}
+
+unsigned int picos_to_mclk(unsigned long data_rate, unsigned int picos)
+{
+	unsigned long long clks, clks_rem;
+
+	/* Short circuit for zero picos */
+	if ((picos == 0U) || (data_rate == 0UL)) {
+		return 0U;
+	}
+
+	/* First multiply the time by the data rate (32x32 => 64) */
+	clks = picos * (unsigned long long)data_rate;
+	/*
+	 * Now divide by 5^12 and track the 32-bit remainder, then divide
+	 * by 2*(2^12) using shifts (and updating the remainder).
+	 */
+	clks_rem = do_div(clks, UL_5POW12);
+	clks_rem += (clks & (UL_2POW13-1)) * UL_5POW12;
+	clks >>= 13U;
+
+	/* If we had a remainder greater than the 1ps error, then round up */
+	if (clks_rem > data_rate) {
+		clks++;
+	}
+
+	/* Clamp to the maximum representable value */
+	if (clks > ULL_8FS) {
+		clks = ULL_8FS;
+	}
+	return (unsigned int) clks;
+}
+
+/* valid_spd_mask has been checked by parse_spd */
+int disable_unused_ddrc(struct ddr_info *priv,
+			int valid_spd_mask, uintptr_t nxp_ccn_hn_f0_addr)
+{
+#if defined(NXP_HAS_CCN504) || defined(NXP_HAS_CCN508)
+	void *hnf_sam_ctrl = (void *)(nxp_ccn_hn_f0_addr + CCN_HN_F_SAM_CTL);
+	uint32_t val, nodeid;
+#ifdef NXP_HAS_CCN504
+	uint32_t num_hnf_nodes = 4U;
+#else
+	uint32_t num_hnf_nodes = 8U;
+#endif
+	int disable_ddrc = 0;
+	int i;
+
+	if (priv->num_ctlrs < 2) {
+		debug("%s: nothing to do.\n", __func__);
+	}
+
+	switch (priv->dimm_on_ctlr) {
+	case 1:
+		disable_ddrc = ((valid_spd_mask &0x2) == 0) ? 2 : 0;
+		disable_ddrc = ((valid_spd_mask &0x1) == 0) ? 1 : disable_ddrc;
+		break;
+	case 2:
+		disable_ddrc = ((valid_spd_mask &0x4) == 0) ? 2 : 0;
+		disable_ddrc = ((valid_spd_mask &0x1) == 0) ? 1 : disable_ddrc;
+		break;
+	default:
+		ERROR("Invalid number of DIMMs %d\n", priv->dimm_on_ctlr);
+		return -EINVAL;
+	}
+
+	if (disable_ddrc != 0) {
+		debug("valid_spd_mask = 0x%x\n", valid_spd_mask);
+	}
+
+	switch (disable_ddrc) {
+	case 1:
+		priv->num_ctlrs = 1;
+		priv->spd_addr = &priv->spd_addr[priv->dimm_on_ctlr];
+		priv->ddr[0] = priv->ddr[1];
+		priv->ddr[1] = NULL;
+		priv->phy[0] = priv->phy[0];
+		priv->phy[1] = NULL;
+		debug("Disable first DDR controller\n");
+		break;
+	case 2:
+		priv->num_ctlrs = 1;
+		priv->ddr[1] = NULL;
+		priv->phy[1] = NULL;
+		debug("Disable second DDR controller\n");
+		/* fallthrough */
+	case 0:
+		break;
+	default:
+		ERROR("Program error.\n");
+		return -EINVAL;
+	}
+
+	if (disable_ddrc == 0) {
+		debug("Both controllers in use.\n");
+		return 0;
+	}
+
+	for (i = 0; i < num_hnf_nodes; i++) {
+		val = mmio_read_64((uintptr_t)hnf_sam_ctrl);
+		nodeid = disable_ddrc == 1 ? CCN_HN_F_SAM_NODEID_DDR1 :
+			 (disable_ddrc == 2 ? CCN_HN_F_SAM_NODEID_DDR0 :
+			  (i < 4 ? CCN_HN_F_SAM_NODEID_DDR0
+				 : CCN_HN_F_SAM_NODEID_DDR1));
+		if (nodeid != (val & CCN_HN_F_SAM_NODEID_MASK)) {
+			debug("Setting HN-F node %d\n", i);
+			debug("nodeid = 0x%x\n", nodeid);
+			val &= ~CCN_HN_F_SAM_NODEID_MASK;
+			val |= nodeid;
+			mmio_write_64((uintptr_t)hnf_sam_ctrl, val);
+		}
+		hnf_sam_ctrl += CCN_HN_F_REGION_SIZE;
+	}
+#endif
+	return 0;
+}
+
+unsigned int get_ddrc_version(const struct ccsr_ddr *ddr)
+{
+	unsigned int ver;
+
+	ver = (ddr_in32(&ddr->ip_rev1) & 0xFFFF) << 8U;
+	ver |= (ddr_in32(&ddr->ip_rev2) & 0xFF00) >> 8U;
+
+	return ver;
+}
+
+void print_ddr_info(struct ccsr_ddr *ddr)
+{
+	unsigned int cs0_config = ddr_in32(&ddr->csn_cfg[0]);
+	unsigned int sdram_cfg = ddr_in32(&ddr->sdram_cfg);
+	int cas_lat;
+
+	if ((sdram_cfg & SDRAM_CFG_MEM_EN) == 0U) {
+		printf(" (DDR not enabled)\n");
+		return;
+	}
+
+	printf("DDR");
+	switch ((sdram_cfg & SDRAM_CFG_SDRAM_TYPE_MASK) >>
+		SDRAM_CFG_SDRAM_TYPE_SHIFT) {
+	case SDRAM_TYPE_DDR4:
+		printf("4");
+		break;
+	default:
+		printf("?");
+		break;
+	}
+
+	switch (sdram_cfg & SDRAM_CFG_DBW_MASK) {
+	case SDRAM_CFG_32_BW:
+		printf(", 32-bit");
+		break;
+	case SDRAM_CFG_16_BW:
+		printf(", 16-bit");
+		break;
+	case SDRAM_CFG_8_BW:
+		printf(", 8-bit");
+		break;
+	default:
+		printf(", 64-bit");
+		break;
+	}
+
+	/* Calculate CAS latency based on timing cfg values */
+	cas_lat = ((ddr_in32(&ddr->timing_cfg_1) >> 16) & 0xf);
+	cas_lat += 2;	/* for DDRC newer than 4.4 */
+	cas_lat += ((ddr_in32(&ddr->timing_cfg_3) >> 12) & 3) << 4;
+	printf(", CL=%d", cas_lat >> 1);
+	if ((cas_lat & 0x1) != 0) {
+		printf(".5");
+	}
+
+	if ((sdram_cfg & SDRAM_CFG_ECC_EN) != 0) {
+		printf(", ECC on");
+	} else {
+		printf(", ECC off");
+	}
+
+	if ((cs0_config & 0x20000000) != 0) {
+		printf(", ");
+		switch ((cs0_config >> 24) & 0xf) {
+		case DDR_256B_INTLV:
+			printf("256B");
+			break;
+		default:
+			printf("invalid");
+			break;
+		}
+	}
+
+	if (((sdram_cfg >> 8) & 0x7f) != 0) {
+		printf(", ");
+		switch (sdram_cfg >> 8 & 0x7f) {
+		case DDR_BA_INTLV_CS0123:
+			printf("CS0+CS1+CS2+CS3");
+			break;
+		case DDR_BA_INTLV_CS01:
+			printf("CS0+CS1");
+			break;
+		default:
+			printf("invalid");
+			break;
+		}
+	}
+	printf("\n");
+}