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| author | Dave Liu <daveliu@freescale.com> | 2009-12-16 10:24:38 -0600 |
|---|---|---|
| committer | Kumar Gala <galak@kernel.crashing.org> | 2010-01-05 13:49:27 -0600 |
| commit | 1aa3d08a0244506b94031522e54fe06ee7a5ae0e (patch) | |
| tree | 3ee7b5c3cd7350ce189163f6d96a69c059e12c06 /include/asm-ppc | |
| parent | bdc9f7b5eab8d5edd8a8cc5d80ef080836b00e85 (diff) | |
| download | u-boot-imx-1aa3d08a0244506b94031522e54fe06ee7a5ae0e.zip u-boot-imx-1aa3d08a0244506b94031522e54fe06ee7a5ae0e.tar.gz u-boot-imx-1aa3d08a0244506b94031522e54fe06ee7a5ae0e.tar.bz2 | |
fsl-ddr: add override for the Rtt_Wr
Different boards may require different settings of Dynamic ODT (Rtt_Wr).
We provide a means to allow the board specific code to provide its own
value of Rtt_Wr.
Signed-off-by: Dave Liu <daveliu@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'include/asm-ppc')
| -rw-r--r-- | include/asm-ppc/fsl_ddr_sdram.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-ppc/fsl_ddr_sdram.h b/include/asm-ppc/fsl_ddr_sdram.h index 15ab675..3216a50 100644 --- a/include/asm-ppc/fsl_ddr_sdram.h +++ b/include/asm-ppc/fsl_ddr_sdram.h @@ -192,6 +192,7 @@ typedef struct memctl_options_s { /* Rtt impedance */ unsigned int rtt_override; /* rtt_override enable */ unsigned int rtt_override_value; /* that is Rtt_Nom for DDR3 */ + unsigned int rtt_wr_override_value; /* this is Rtt_WR for DDR3 */ /* Automatic self refresh */ unsigned int auto_self_refresh_en; |