GNUBoot
/
coreboot-kgpe-d16
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

vendorcode/intel/fsp/fsp2_0/glk: Add nWR config in Odt Config 

From doc 571118, the bit 5 of OdtConfig is nWR config.
If the bit 5 is set, MRC will set MR1 nWR field to 24.
If the bit 5 is clear, MRC will set MR1 nWR field to 6.

Change-Id: Ic8e4e2ffb098c8ba2f670535981e9a30c3d45b64
Signed-off-by: Kane Chen <kane.chen@intel.com>
Reviewed-on: https://review.coreboot.org/27814
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Kane Chen 2018-08-03 09:39:57 +08:00 committed by Patrick Georgi
parent a8b4b75d24
commit c024381f8f
1 changed files with 1 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
src/vendorcode/intel/fsp/fsp2_0/glk/FspmUpd.h
View File

@ -474,6 +474,7 @@ typedef struct {
1 - ODT_AB_HIGH_HIGH. DDR3L & LPDDR3: X - Don't Care. [4] TX ODT. DDR3L only:
0 = RZQ/4 (60 Ohms) = MRC_SMIP_DDR3L_TX_ODT_RTT_WR_60_OHMS, 1 = RZQ/2 (120
Ohms) = MRC_SMIP_DDR3L_TX_ODT_RTT_WR_120_OHMS. LPDDR3 & LPDDR4: X = Don't Care
[5] nWR config: 0 - nWR6, 1 - nWR24.
**/
UINT8 Ch0_OdtConfig;