diff --git a/src/mainboard/siemens/mc_ehl/variants/mc_ehl3/mainboard.c b/src/mainboard/siemens/mc_ehl/variants/mc_ehl3/mainboard.c
index c68ecdae0d..01349687b8 100644
--- a/src/mainboard/siemens/mc_ehl/variants/mc_ehl3/mainboard.c
+++ b/src/mainboard/siemens/mc_ehl/variants/mc_ehl3/mainboard.c
@@ -42,6 +42,13 @@ void variant_mainboard_final(void)
 					HOSTCTRL2_PRESET);
 		}
 	}
+
+	dev = pcidev_path_on_root(PCH_DEVFN_EMMC);
+	if (dev) {
+		struct resource *res = probe_resource(dev, PCI_BASE_ADDRESS_0);
+		if (res)
+			disable_sdr_modes(res);
+	}
 }
 
 static void finalize_boot(void *unused)