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| author | Shengzhou Liu <Shengzhou.Liu@nxp.com> | 2016-11-15 09:15:21 (GMT) |
|---|---|---|
| committer | York Sun <york.sun@nxp.com> | 2016-12-15 19:56:39 (GMT) |
| commit | 90101386f16d22c66ba69fb09f87dd08c0e60b4b (patch) | |
| tree | 1cac81b6cdf252fe4c27ad7f8141fa77c02d73ca /board/freescale/ls1046ardb/ddr.c | |
| parent | 473f1fc280505f03a250ac77052b5b0fd51fe590 (diff) | |
| download | u-boot-90101386f16d22c66ba69fb09f87dd08c0e60b4b.tar.xz | |
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/ls1046ardb/ddr.c')
| -rw-r--r-- | board/freescale/ls1046ardb/ddr.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/board/freescale/ls1046ardb/ddr.c b/board/freescale/ls1046ardb/ddr.c index a9b7dbd..dd3b5d0 100644 --- a/board/freescale/ls1046ardb/ddr.c +++ b/board/freescale/ls1046ardb/ddr.c @@ -91,6 +91,9 @@ found: popts->ddr_cdr1 = DDR_CDR1_DHC_EN | DDR_CDR1_ODT(DDR_CDR_ODT_80ohm); popts->ddr_cdr2 = DDR_CDR2_ODT(DDR_CDR_ODT_80ohm) | DDR_CDR2_VREF_TRAIN_EN | DDR_CDR2_VREF_RANGE_2; + + /* optimize cpo for erratum A-009942 */ + popts->cpo_sample = 0x70; } phys_size_t initdram(int board_type) |