diff --git a/src/soc/mediatek/mt8195/Makefile.inc b/src/soc/mediatek/mt8195/Makefile.inc
index 67ceed3603..a04ccf4a19 100644
--- a/src/soc/mediatek/mt8195/Makefile.inc
+++ b/src/soc/mediatek/mt8195/Makefile.inc
@@ -26,6 +26,7 @@ romstage-y += emi.c
 romstage-y += ../common/flash_controller.c
 romstage-y += ../common/gpio.c gpio.c
 romstage-y += ../common/i2c.c i2c.c
+romstage-y += ../common/mmu_operations.c mmu_operations.c
 romstage-y += ../common/pll.c pll.c
 romstage-y += scp.c
 romstage-$(CONFIG_SPI_FLASH) += ../common/spi.c spi.c
diff --git a/src/soc/mediatek/mt8195/mmu_operations.c b/src/soc/mediatek/mt8195/mmu_operations.c
index 7018093dd9..de6e8bcdf9 100644
--- a/src/soc/mediatek/mt8195/mmu_operations.c
+++ b/src/soc/mediatek/mt8195/mmu_operations.c
@@ -29,3 +29,10 @@ void mtk_soc_disable_l2c_sram(void)
 			MP0_CLUSTER_CFG0_L3_SHARE_PRE_EN, 0);
 	dsb();
 }
+
+/* mtk_soc_after_dram is called in romstage */
+void mtk_soc_after_dram(void)
+{
+	mmu_config_range(_dram_dma, REGION_SIZE(dram_dma),
+			 NONSECURE_UNCACHED_MEM);
+}