diff --git a/sound/soc/sof/intel/mtl.c b/sound/soc/sof/intel/mtl.c
index 307faad2ecf4b9..216fd07a3a9360 100644
--- a/sound/soc/sof/intel/mtl.c
+++ b/sound/soc/sof/intel/mtl.c
@@ -280,6 +280,9 @@ static int mtl_dsp_post_fw_run(struct snd_sof_dev *sdev)
 	}
 
 	hda_sdw_int_enable(sdev, true);
+
+	/* enable DMI L1 */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, MTL_EM2, MTL_EM2_L1SEN, MTL_EM2_L1SEN);
 	return 0;
 }
 
diff --git a/sound/soc/sof/intel/mtl.h b/sound/soc/sof/intel/mtl.h
index 26418fb08807eb..ddc05304a9d548 100644
--- a/sound/soc/sof/intel/mtl.h
+++ b/sound/soc/sof/intel/mtl.h
@@ -28,6 +28,8 @@
 #define MTL_HFINTIPPTR_PTR_MASK		GENMASK(20, 0)
 
 #define MTL_HDA_VS_D0I3C		0x1D4A
+#define MTL_EM2				0x1c44
+#define MTL_EM2_L1SEN			BIT(13)
 
 #define MTL_DSP2CXCAP_PRIMARY_CORE	0x178D00
 #define MTL_DSP2CXCTL_PRIMARY_CORE	0x178D04