diff --git a/arch/arm/mach-imx/imx8ulp/rdc.c b/arch/arm/mach-imx/imx8ulp/rdc.c
index e24eeff..c36c0ac 100644
--- a/arch/arm/mach-imx/imx8ulp/rdc.c
+++ b/arch/arm/mach-imx/imx8ulp/rdc.c
@@ -276,6 +276,16 @@
 
 void xrdc_init_mrc(void)
 {
+	/* Set MRC4 and MRC5 for DDR access from A35 and AP NIC PER masters */
+	xrdc_config_mrc_w0_w1(4, 0, CFG_SYS_SDRAM_BASE, PHYS_SDRAM_SIZE);
+	xrdc_config_mrc_dx_perm(4, 0, 1, 1);
+	xrdc_config_mrc_dx_perm(4, 0, 7, 1);
+	xrdc_config_mrc_w3_w4(4, 0, 0x0, 0x80000FFF);
+
+	xrdc_config_mrc_w0_w1(5, 0, CFG_SYS_SDRAM_BASE, PHYS_SDRAM_SIZE);
+	xrdc_config_mrc_dx_perm(5, 0, 1, 1);
+	xrdc_config_mrc_w3_w4(5, 0, 0x0, 0x80000FFF);
+
 	/* The MRC8 is for SRAM1 */
 	xrdc_config_mrc_w0_w1(8, 0, 0x21000000, 0x10000);
 	/* Allow for all domains: So domain 2/3 (HIFI DSP/LPAV) is ok to access */