diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index f14b8103aaf9..bdbc2e82f433 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -2410,6 +2410,7 @@ static struct amd64_family_type family_types[] = {
 		.ctl_name = "F17h_M60h",
 		.f0_id = PCI_DEVICE_ID_AMD_17H_M60H_DF_F0,
 		.f6_id = PCI_DEVICE_ID_AMD_17H_M60H_DF_F6,
+		.max_mcs = 2,
 		.ops = {
 			.early_channel_count	= f17_early_channel_count,
 			.dbam_to_cs		= f17_addr_mask_to_cs_size,