diff --git a/plat/imx/imx8m/imx8mn/imx8mn_bl31_setup.c b/plat/imx/imx8m/imx8mn/imx8mn_bl31_setup.c
index e1bcd50..7e3a0b6 100644
--- a/plat/imx/imx8m/imx8mn/imx8mn_bl31_setup.c
+++ b/plat/imx/imx8m/imx8mn/imx8mn_bl31_setup.c
@@ -28,6 +28,8 @@
 #include <platform_def.h>
 #include <plat_imx8.h>
 
+#define TRUSTY_PARAMS_LEN_BYTES      (4096*2)
+
 static const mmap_region_t imx_mmap[] = {
 	GIC_MAP, AIPS_MAP, OCRAM_S_MAP, DDRC_MAP, {0},
 };
@@ -151,13 +153,18 @@
 	bl33_image_ep_info.spsr = get_spsr_for_bl33_entry();
 	SET_SECURITY_STATE(bl33_image_ep_info.h.attr, NON_SECURE);
 
-#ifdef SPD_opteed
+#if defined(SPD_opteed) || defined(SPD_trusty)
 	/* Populate entry point information for BL32 */
 	SET_PARAM_HEAD(&bl32_image_ep_info, PARAM_EP, VERSION_1, 0);
 	SET_SECURITY_STATE(bl32_image_ep_info.h.attr, SECURE);
 	bl32_image_ep_info.pc = BL32_BASE;
 	bl32_image_ep_info.spsr = 0;
 
+#ifdef SPD_trusty
+	bl32_image_ep_info.args.arg0 = BL32_SIZE;
+	bl32_image_ep_info.args.arg1 = BL32_BASE;
+#endif
+
 	/* Pass TEE base and size to bl33 */
 	bl33_image_ep_info.args.arg1 = BL32_BASE;
 	bl33_image_ep_info.args.arg2 = BL32_SIZE;
@@ -177,6 +184,10 @@
 		(BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE),
 		MT_DEVICE | MT_RW | MT_SECURE);
 #endif
+
+	/* Map TEE memory */
+	mmap_add_region(BL32_BASE, BL32_BASE, BL32_SIZE, MT_MEMORY | MT_RW);
+
 	mmap_add(imx_mmap);
 
 	init_xlat_tables();
@@ -211,3 +222,12 @@
 {
 	return COUNTER_FREQUENCY;
 }
+
+#ifdef SPD_trusty
+void plat_trusty_set_boot_args(aapcs64_params_t *args)
+{
+	args->arg0 = BL32_SIZE;
+	args->arg1 = BL32_BASE;
+	args->arg2 = TRUSTY_PARAMS_LEN_BYTES;
+}
+#endif