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authorShengzhou Liu <Shengzhou.Liu@nxp.com>2016-11-15 17:15:21 +0800
committerYork Sun <york.sun@nxp.com>2016-12-15 11:56:39 -0800
commit90101386f16d22c66ba69fb09f87dd08c0e60b4b (patch)
tree1cac81b6cdf252fe4c27ad7f8141fa77c02d73ca /board/freescale
parent473f1fc280505f03a250ac77052b5b0fd51fe590 (diff)
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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')
-rw-r--r--board/freescale/b4860qds/ddr.c3
-rw-r--r--board/freescale/ls1043aqds/ddr.c3
-rw-r--r--board/freescale/ls1043ardb/ddr.c3
-rw-r--r--board/freescale/ls1046aqds/ddr.c3
-rw-r--r--board/freescale/ls1046ardb/ddr.c3
-rw-r--r--board/freescale/ls2080ardb/ddr.c3
-rw-r--r--board/freescale/t102xqds/ddr.c3
-rw-r--r--board/freescale/t102xrdb/ddr.c4
-rw-r--r--board/freescale/t1040qds/ddr.c3
-rw-r--r--board/freescale/t104xrdb/ddr.c2
-rw-r--r--board/freescale/t208xqds/ddr.c3
-rw-r--r--board/freescale/t208xrdb/ddr.c3
-rw-r--r--board/freescale/t4qds/ddr.c3
-rw-r--r--board/freescale/t4rdb/ddr.c3
14 files changed, 42 insertions, 0 deletions
diff --git a/board/freescale/b4860qds/ddr.c b/board/freescale/b4860qds/ddr.c
index 31b186ea8c..3885acc170 100644
--- a/board/freescale/b4860qds/ddr.c
+++ b/board/freescale/b4860qds/ddr.c
@@ -171,6 +171,9 @@ found:
/* DHC_EN =1, ODT = 75 Ohm */
popts->ddr_cdr1 = DDR_CDR1_DHC_EN | DDR_CDR1_ODT(DDR_CDR_ODT_75ohm);
popts->ddr_cdr2 = DDR_CDR2_ODT(DDR_CDR_ODT_75ohm);
+
+ /* optimize cpo for erratum A-009942 */
+ popts->cpo_sample = 0x3e;
}
phys_size_t initdram(int board_type)
diff --git a/board/freescale/ls1043aqds/ddr.c b/board/freescale/ls1043aqds/ddr.c
index d4540d0a9a..7882a9a9a1 100644
--- a/board/freescale/ls1043aqds/ddr.c
+++ b/board/freescale/ls1043aqds/ddr.c
@@ -96,6 +96,9 @@ 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_OVRD(70); /* Vref = 70% */
+
+ /* optimize cpo for erratum A-009942 */
+ popts->cpo_sample = 0x59;
#else
popts->cswl_override = DDR_CSWL_CS0;
diff --git a/board/freescale/ls1043ardb/ddr.c b/board/freescale/ls1043ardb/ddr.c
index 61b1cc4f30..849f1d1b66 100644
--- a/board/freescale/ls1043ardb/ddr.c
+++ b/board/freescale/ls1043ardb/ddr.c
@@ -91,6 +91,9 @@ found:
/* Enable ZQ calibration */
popts->zq_en = 1;
+ /* optimize cpo for erratum A-009942 */
+ popts->cpo_sample = 0x46;
+
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_OVRD(70); /* Vref = 70% */
diff --git a/board/freescale/ls1046aqds/ddr.c b/board/freescale/ls1046aqds/ddr.c
index d8139653ad..4ea8b236bf 100644
--- a/board/freescale/ls1046aqds/ddr.c
+++ b/board/freescale/ls1046aqds/ddr.c
@@ -87,6 +87,9 @@ 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)
diff --git a/board/freescale/ls1046ardb/ddr.c b/board/freescale/ls1046ardb/ddr.c
index a9b7dbdf90..dd3b5d0e6b 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)
diff --git a/board/freescale/ls2080ardb/ddr.c b/board/freescale/ls2080ardb/ddr.c
index ecd1e71ad8..959dfeb02b 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 */
diff --git a/board/freescale/t102xqds/ddr.c b/board/freescale/t102xqds/ddr.c
index c26f3503b9..b6b1191990 100644
--- a/board/freescale/t102xqds/ddr.c
+++ b/board/freescale/t102xqds/ddr.c
@@ -139,6 +139,9 @@ found:
#else
popts->ddr_cdr1 = DDR_CDR1_DHC_EN | DDR_CDR1_ODT(DDR_CDR_ODT_75ohm);
popts->ddr_cdr2 = DDR_CDR2_ODT(DDR_CDR_ODT_75ohm);
+
+ /* optimize cpo for erratum A-009942 */
+ popts->cpo_sample = 0x5f;
#endif
/* T1023 supports max DDR bus 32bit width, T1024 supports DDR 64bit,
diff --git a/board/freescale/t102xrdb/ddr.c b/board/freescale/t102xrdb/ddr.c
index edfbdbf3a8..9e1b16bfcd 100644
--- a/board/freescale/t102xrdb/ddr.c
+++ b/board/freescale/t102xrdb/ddr.c
@@ -139,6 +139,10 @@ found:
#ifdef CONFIG_T1023RDB
popts->wrlvl_ctl_2 = 0x07070606;
popts->half_strength_driver_enable = 1;
+ popts->cpo_sample = 0x43;
+#elif defined(CONFIG_T1024RDB)
+ /* optimize cpo for erratum A-009942 */
+ popts->cpo_sample = 0x52;
#endif
}
diff --git a/board/freescale/t1040qds/ddr.c b/board/freescale/t1040qds/ddr.c
index 82402408a7..cb58d1e524 100644
--- a/board/freescale/t1040qds/ddr.c
+++ b/board/freescale/t1040qds/ddr.c
@@ -95,6 +95,9 @@ 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_OVRD(70); /* Vref = 70% */
+
+ /* optimize cpo for erratum A-009942 */
+ popts->cpo_sample = 0x69;
#else
popts->ddr_cdr1 = DDR_CDR1_DHC_EN | DDR_CDR1_ODT(DDR_CDR_ODT_75ohm);
popts->ddr_cdr2 = DDR_CDR2_ODT(DDR_CDR_ODT_75ohm);
diff --git a/board/freescale/t104xrdb/ddr.c b/board/freescale/t104xrdb/ddr.c
index 22d6a5f617..302f19be69 100644
--- a/board/freescale/t104xrdb/ddr.c
+++ b/board/freescale/t104xrdb/ddr.c
@@ -77,6 +77,8 @@ found:
*/
#ifdef CONFIG_SYS_FSL_DDR4
popts->half_strength_driver_enable = 1;
+ /* optimize cpo for erratum A-009942 */
+ popts->cpo_sample = 0x59;
#else
popts->half_strength_driver_enable = 0;
#endif
diff --git a/board/freescale/t208xqds/ddr.c b/board/freescale/t208xqds/ddr.c
index f96470f020..d6e4554a80 100644
--- a/board/freescale/t208xqds/ddr.c
+++ b/board/freescale/t208xqds/ddr.c
@@ -99,6 +99,9 @@ found:
/* DHC_EN =1, ODT = 75 Ohm */
popts->ddr_cdr1 = DDR_CDR1_DHC_EN | DDR_CDR1_ODT(DDR_CDR_ODT_75ohm);
popts->ddr_cdr2 = DDR_CDR2_ODT(DDR_CDR_ODT_75ohm);
+
+ /* optimize cpo for erratum A-009942 */
+ popts->cpo_sample = 0x64;
}
phys_size_t initdram(int board_type)
diff --git a/board/freescale/t208xrdb/ddr.c b/board/freescale/t208xrdb/ddr.c
index f6c8ca30ac..3487261b9d 100644
--- a/board/freescale/t208xrdb/ddr.c
+++ b/board/freescale/t208xrdb/ddr.c
@@ -92,6 +92,9 @@ found:
/* DHC_EN =1, ODT = 75 Ohm */
popts->ddr_cdr1 = DDR_CDR1_DHC_EN | DDR_CDR1_ODT(DDR_CDR_ODT_75ohm);
popts->ddr_cdr2 = DDR_CDR2_ODT(DDR_CDR_ODT_75ohm);
+
+ /* optimize cpo for erratum A-009942 */
+ popts->cpo_sample = 0x54;
}
phys_size_t initdram(int board_type)
diff --git a/board/freescale/t4qds/ddr.c b/board/freescale/t4qds/ddr.c
index d533924a0d..842073b6c6 100644
--- a/board/freescale/t4qds/ddr.c
+++ b/board/freescale/t4qds/ddr.c
@@ -107,6 +107,9 @@ found:
/* DHC_EN =1, ODT = 75 Ohm */
popts->ddr_cdr1 = DDR_CDR1_DHC_EN | DDR_CDR1_ODT(DDR_CDR_ODT_75ohm);
popts->ddr_cdr2 = DDR_CDR2_ODT(DDR_CDR_ODT_75ohm);
+
+ /* optimize cpo for erratum A-009942 */
+ popts->cpo_sample = 0x63;
}
phys_size_t initdram(int board_type)
diff --git a/board/freescale/t4rdb/ddr.c b/board/freescale/t4rdb/ddr.c
index 230f031a3b..7b05821cf7 100644
--- a/board/freescale/t4rdb/ddr.c
+++ b/board/freescale/t4rdb/ddr.c
@@ -100,6 +100,9 @@ found:
/* DHC_EN =1, ODT = 75 Ohm */
popts->ddr_cdr1 = DDR_CDR1_DHC_EN | DDR_CDR1_ODT(DDR_CDR_ODT_75ohm);
popts->ddr_cdr2 = DDR_CDR2_ODT(DDR_CDR_ODT_75ohm);
+
+ /* optimize cpo for erratum A-009942 */
+ popts->cpo_sample = 0x64;
}
phys_size_t initdram(int board_type)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-29 02:51:40 +0000