diff options
| author | Shengzhou Liu <Shengzhou.Liu@nxp.com> | 2016-11-15 17:15:21 +0800 |
|---|---|---|
| committer | York Sun <york.sun@nxp.com> | 2016-12-15 11:56:39 -0800 |
| commit | 90101386f16d22c66ba69fb09f87dd08c0e60b4b (patch) | |
| tree | 1cac81b6cdf252fe4c27ad7f8141fa77c02d73ca /board/freescale/ls2080ardb | |
| parent | 473f1fc280505f03a250ac77052b5b0fd51fe590 (diff) | |
| download | u-boot-imx-90101386f16d22c66ba69fb09f87dd08c0e60b4b.zip u-boot-imx-90101386f16d22c66ba69fb09f87dd08c0e60b4b.tar.gz u-boot-imx-90101386f16d22c66ba69fb09f87dd08c0e60b4b.tar.bz2 | |
fsl/board/ddr: optimize board-specific cpo for erratum A-009942
Optimize board-specific cpo for erratum A-009942 on b4860qds,
ls1043aqds, ls1043ardb, ls1046aqds, ls1046ardb, ls2080ardb,
t102xqds, t102xrdb, t1040qds, t104xrdb, t208xqds, t208xrdb,
t4qds, t4rdb boards.
Signed-off-by: Shengzhou Liu <Shengzhou.Liu@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
Diffstat (limited to 'board/freescale/ls2080ardb')
| -rw-r--r-- | board/freescale/ls2080ardb/ddr.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/board/freescale/ls2080ardb/ddr.c b/board/freescale/ls2080ardb/ddr.c index ecd1e71..959dfeb 100644 --- a/board/freescale/ls2080ardb/ddr.c +++ b/board/freescale/ls2080ardb/ddr.c @@ -134,6 +134,9 @@ found: /* Enable ZQ calibration */ popts->zq_en = 1; + /* optimize cpo for erratum A-009942 */ + popts->cpo_sample = 0x6e; + if (ddr_freq < 2350) { if (pdimm[0].n_ranks == 2 && pdimm[1].n_ranks == 2) { /* four chip-selects */ |