2 files changed, 8 insertions, 1 deletions

diff --git a/drivers/edac/edac_mc_sysfs.c b/drivers/edac/edac_mc_sysfs.c
index 01fae8289cf0..a6cd36100663 100644
--- a/drivers/edac/edac_mc_sysfs.c
+++ b/drivers/edac/edac_mc_sysfs.c
@@ -108,7 +108,9 @@ static const char * const mem_types[] = {
         [MEM_RDDR2] = "Registered-DDR2",
         [MEM_XDR] = "XDR",
         [MEM_DDR3] = "Unbuffered-DDR3",
-        [MEM_RDDR3] = "Registered-DDR3"
+        [MEM_RDDR3] = "Registered-DDR3",
+        [MEM_DDR4] = "Unbuffered-DDR4",
+        [MEM_RDDR4] = "Registered-DDR4"
 };
 
 static const char * const dev_types[] = {
diff --git a/include/linux/edac.h b/include/linux/edac.h
index 8e6c20af11a2..e1e68da6f35c 100644
--- a/include/linux/edac.h
+++ b/include/linux/edac.h
@@ -194,6 +194,9 @@ static inline char *mc_event_error_type(const unsigned int err_type)
  * @MEM_DDR3:           DDR3 RAM
  * @MEM_RDDR3:          Registered DDR3 RAM
  *                      This is a variant of the DDR3 memories.
+ * @MEM_DDR4:           DDR4 RAM
+ * @MEM_RDDR4:          Registered DDR4 RAM
+ *                      This is a variant of the DDR4 memories.
  */
 enum mem_type {
         MEM_EMPTY = 0,
@@ -213,6 +216,8 @@ enum mem_type {
         MEM_XDR,
         MEM_DDR3,
         MEM_RDDR3,
+        MEM_DDR4,
+        MEM_RDDR4,
 };
 
 #define MEM_FLAG_EMPTY          BIT(MEM_EMPTY)