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| author | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-09-30 23:49:17 +0200 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-09-30 23:49:17 +0200 |
| commit | 1c27059a2f7158a9c9a8778535b030935d75179d (patch) | |
| tree | bf577d5c9f0da21c5d57feed1091214e54c39dec /doc/README.fsl-ddr | |
| parent | 8f0732ac3dc3bdbbcada313dc4b4b38d5d2c376a (diff) | |
| parent | 4668a086bb0a769b741e3a4ffab85f1c41c7cdb8 (diff) | |
| download | olio-uboot-2014.01-1c27059a2f7158a9c9a8778535b030935d75179d.tar.xz olio-uboot-2014.01-1c27059a2f7158a9c9a8778535b030935d75179d.zip | |
Merge remote-tracking branch 'u-boot/master'
Diffstat (limited to 'doc/README.fsl-ddr')
| -rw-r--r-- | doc/README.fsl-ddr | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/doc/README.fsl-ddr b/doc/README.fsl-ddr index 5e2165876..f94b56f62 100644 --- a/doc/README.fsl-ddr +++ b/doc/README.fsl-ddr @@ -1,5 +1,28 @@ +Table of interleaving 2-4 controllers +===================================== + +--------------+-----------------------------------------------------------+ + |Configuration | Memory Controller | + | | 1 2 3 4 | + |--------------+--------------+--------------+-----------------------------+ + | Two memory | Not Intlv'ed | Not Intlv'ed | | + | complexes +--------------+--------------+ | + | | 2-way Intlv'ed | | + |--------------+--------------+--------------+--------------+ | + | | Not Intlv'ed | Not Intlv'ed | Not Intlv'ed | | + | Three memory +--------------+--------------+--------------+ | + | complexes | 2-way Intlv'ed | Not Intlv'ed | | + | +-----------------------------+--------------+ | + | | 3-way Intlv'ed | | + +--------------+--------------+--------------+--------------+--------------+ + | | Not Intlv'ed | Not Intlv'ed | Not Intlv'ed | Not Intlv'ed | + | Four memory +--------------+--------------+--------------+--------------+ + | complexes | 2-way Intlv'ed | 2-way Intlv'ed | + | +-----------------------------+-----------------------------+ + | | 4-way Intlv'ed | + +--------------+-----------------------------------------------------------+ -Table of interleaving modes supported in cpu/8xxx/ddr/ + +Table of 2-way interleaving modes supported in cpu/8xxx/ddr/ ====================================================== +-------------+---------------------------------------------------------+ | | Rank Interleaving | @@ -56,6 +79,15 @@ The ways to configure the ddr interleaving mode # superbank setenv hwconfig "fsl_ddr:ctlr_intlv=superbank" + # 1KB 3-way interleaving + setenv hwconfig "fsl_ddr:ctlr_intlv=3way_1KB" + + # 4KB 3-way interleaving + setenv hwconfig "fsl_ddr:ctlr_intlv=3way_4KB" + + # 8KB 3-way interleaving + setenv hwconfig "fsl_ddr:ctlr_intlv=3way_8KB" + # disable bank (chip-select) interleaving setenv hwconfig "fsl_ddr:bank_intlv=null" |