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| author | Priyanka Jain <Priyanka.Jain@freescale.com> | 2014-09-05 15:18:31 +0530 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2014-09-24 13:11:32 -0700 |
| commit | 92f7fed4f738149121c779fe1dda857585bdeccf (patch) | |
| tree | 78f43b9dfa3ad58ddb572e9b479992f0d87af88f | |
| parent | 07c4eea4846cde938c4b0d8c1ddee95d373693ed (diff) | |
| download | u-boot-imx-92f7fed4f738149121c779fe1dda857585bdeccf.zip u-boot-imx-92f7fed4f738149121c779fe1dda857585bdeccf.tar.gz u-boot-imx-92f7fed4f738149121c779fe1dda857585bdeccf.tar.bz2 | |
powerpc/t104xrdb: Set DDR ODT to 75ohm
DDR-ODT require cfg_dram_type switch set properly as per DDR type.
T1040RDB, T1042RDB boards have DDR3L type DDR, so cfg_dram_type
should be set to OFF for DDR3L
Update t104xrdb/README for switch setting
Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
| -rw-r--r-- | board/freescale/t104xrdb/README | 6 | ||||
| -rw-r--r-- | board/freescale/t104xrdb/ddr.c | 4 |
2 files changed, 5 insertions, 5 deletions
diff --git a/board/freescale/t104xrdb/README b/board/freescale/t104xrdb/README index a0f5fa9..ac95b5e 100644 --- a/board/freescale/t104xrdb/README +++ b/board/freescale/t104xrdb/README @@ -272,15 +272,15 @@ Switch Settings: (ON is 0, OFF is 1) =============== NAND boot SW setting: SW1: 10001000 -SW2: 00111001 +SW2: 00111011 SW3: 11110001 SPI boot SW setting: SW1: 00100010 -SW2: 10111001 +SW2: 10111011 SW3: 11100001 SD boot SW setting: SW1: 00100000 -SW2: 00111001 +SW2: 00111011 SW3: 11100001 diff --git a/board/freescale/t104xrdb/ddr.c b/board/freescale/t104xrdb/ddr.c index 34c9224..2c331ee 100644 --- a/board/freescale/t104xrdb/ddr.c +++ b/board/freescale/t104xrdb/ddr.c @@ -105,8 +105,8 @@ found: popts->zq_en = 1; /* DHC_EN =1, ODT = 75 Ohm */ - popts->ddr_cdr1 = DDR_CDR1_DHC_EN | DDR_CDR1_ODT(DDR_CDR_ODT_OFF); - popts->ddr_cdr2 = DDR_CDR2_ODT(DDR_CDR_ODT_OFF); + popts->ddr_cdr1 = DDR_CDR1_DHC_EN | DDR_CDR1_ODT(DDR_CDR_ODT_75ohm); + popts->ddr_cdr2 = DDR_CDR2_ODT(DDR_CDR_ODT_75ohm); } phys_size_t initdram(int board_type) |