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| author | Shengzhou Liu <Shengzhou.Liu@nxp.com> | 2016-03-10 17:36:56 +0800 |
|---|---|---|
| committer | York Sun <york.sun@nxp.com> | 2016-03-21 12:42:13 -0700 |
| commit | eb118807a4c1778bda6294c36e379711cb08e198 (patch) | |
| tree | 6c9d9b92e8d5f928fb375223bd9d80c17dab020c /doc/README.fsl-ddr | |
| parent | 5e8e27b743a650aebc3d79823cbd8443ca12d4b8 (diff) | |
| download | u-boot-imx-eb118807a4c1778bda6294c36e379711cb08e198.zip u-boot-imx-eb118807a4c1778bda6294c36e379711cb08e198.tar.gz u-boot-imx-eb118807a4c1778bda6294c36e379711cb08e198.tar.bz2 | |
driver/ddr/fsl: Add address parity support for DDR4 UDIMM/discrete
Add support of address parity for DDR4 UDIMM or discrete memory.
It requires to configurate corresponding MR5[2:0] and
TIMING_CFG_7[PAR_LAT]. Parity can be turned on by hwconfig,
e.g. hwconfig=fsl_ddr:parity=on.
Signed-off-by: Shengzhou Liu <Shengzhou.Liu@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
Diffstat (limited to 'doc/README.fsl-ddr')
| -rw-r--r-- | doc/README.fsl-ddr | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/doc/README.fsl-ddr b/doc/README.fsl-ddr index cd71ec8..cec5d94 100644 --- a/doc/README.fsl-ddr +++ b/doc/README.fsl-ddr @@ -123,6 +123,14 @@ ECC can be turned on/off by hwconfig. Syntax is hwconfig=fsl_ddr:ecc=off + +Memory address parity on/off +============================ +address parity can be turned on/off by hwconfig. +Syntax is: +hwconfig=fsl_ddr:parity=on + + Memory testing options for mpc85xx ================================== 1. Memory test can be done once U-Boot prompt comes up using mtest, or @@ -143,6 +151,7 @@ platform hwconfig=fsl_ddr:addr_hash=true,ctlr_intlv=cacheline,bank_intlv=cs0_cs1_cs2_cs3,ecc=on + Table for dynamic ODT for DDR3 ============================== For single-slot system with quad-rank DIMM and dual-slot system, dynamic ODT may |