diff options
author | Minkyu Kang <mk7.kang@samsung.com> | 2014-10-07 19:14:03 +0900 |
---|---|---|
committer | Minkyu Kang <mk7.kang@samsung.com> | 2014-10-07 19:14:03 +0900 |
commit | 3cc83f9d08a80fddf4c1e8e766eff8273f30814c (patch) | |
tree | 831246a1b77d26d0296a84c90684e0fee0368737 /board/freescale/ls1021aqds/ddr.c | |
parent | 64f41212d880f3d00c6994d973aadeec5bda1b65 (diff) | |
parent | 6dd0e7c00bfa5ce861a72b8e4a3ef9e787306125 (diff) | |
download | blackbird-obmc-uboot-3cc83f9d08a80fddf4c1e8e766eff8273f30814c.tar.gz blackbird-obmc-uboot-3cc83f9d08a80fddf4c1e8e766eff8273f30814c.zip |
Merge branch 'uboot'
Diffstat (limited to 'board/freescale/ls1021aqds/ddr.c')
-rw-r--r-- | board/freescale/ls1021aqds/ddr.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/board/freescale/ls1021aqds/ddr.c b/board/freescale/ls1021aqds/ddr.c index 679c654fb5..5898e33744 100644 --- a/board/freescale/ls1021aqds/ddr.c +++ b/board/freescale/ls1021aqds/ddr.c @@ -79,7 +79,6 @@ found: */ popts->wrlvl_override = 1; popts->wrlvl_sample = 0xf; - popts->cswl_override = DDR_CSWL_CS0; /* * Rtt and Rtt_WR override @@ -89,9 +88,17 @@ found: /* Enable ZQ calibration */ popts->zq_en = 1; +#ifdef CONFIG_SYS_FSL_DDR4 + 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% */ +#else + popts->cswl_override = DDR_CSWL_CS0; + /* 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); +#endif } #ifdef CONFIG_SYS_DDR_RAW_TIMING |