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-rw-r--r--src/include/device/dram/ddr3.h10
1 files changed, 8 insertions, 2 deletions
diff --git a/src/include/device/dram/ddr3.h b/src/include/device/dram/ddr3.h
index eae7840fd2..7388012f86 100644
--- a/src/include/device/dram/ddr3.h
+++ b/src/include/device/dram/ddr3.h
@@ -14,6 +14,12 @@
* GNU General Public License for more details.
*/
+/*
+ * JEDEC Standard No. 21-C
+ * Annex K: Serial Presence Detect (SPD) for DDR3 SDRAM Modules 2014
+ * http://www.jedec.org/sites/default/files/docs/4_01_02_11R24.pdf
+ */
+
#ifndef DEVICE_DRAM_DDR3L_H
#define DEVICE_DRAM_DDR3L_H
@@ -82,8 +88,8 @@ enum spd_dimm_type {
SPD_DIMM_TYPE_72B_SO_RDIMM = 0x09,
SPD_DIMM_TYPE_72B_SO_CDIMM = 0x0a,
SPD_DIMM_TYPE_LRDIMM = 0x0b,
- SPD_DIMM_TYPE_16B_SO_DIMM = 0x0d,
- SPD_DIMM_TYPE_32B_SO_DIMM = 0x0e,
+ SPD_DIMM_TYPE_16B_SO_DIMM = 0x0c,
+ SPD_DIMM_TYPE_32B_SO_DIMM = 0x0d,
/* Masks to bits 3:0 to give the dimm type */
SPD_DIMM_TYPE_MASK = 0x0f,
};