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[karo-tx-uboot.git] / doc / README.fsl-ddr

diff --git a/doc/README.fsl-ddr b/doc/README.fsl-ddr
index 1d50153d58c2a4802f1b48fcd8f7291734f98cf5..f94b56f628cc369a7927a3a683bdf405363a0767 100644 (file)
--- a/doc/README.fsl-ddr
+++ b/doc/README.fsl-ddr
@@ -1,5 +1,28 @@
-
-Table of interleaving modes supported in cpu/8xxx/ddr/
+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 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"
 
@@ -250,7 +282,7 @@ print [c<n>] [d<n>] [spd] [dimmparms] [commonparms] [opts] [addresses] [regs]
        c<n>            - the controller number, eg. c0, c1
        d<n>            - the DIMM number, eg. d0, d1
        spd             - print SPD data
-       dimmparms       - DIMM paramaters, calcualted from SPD
+       dimmparms       - DIMM parameters, calculated from SPD
        commonparms     - lowest common parameters for all DIMMs
        opts            - options
        addresses       - address assignment (not implemented yet)
@@ -260,7 +292,7 @@ edit <c#> <d#> <spd|dimmparms|commonparms|opts|addresses|regs> <element> <value>
        c<n>            - the controller number, eg. c0, c1
        d<n>            - the DIMM number, eg. d0, d1
        spd             - print SPD data
-       dimmparms       - DIMM paramaters, calcualted from SPD
+       dimmparms       - DIMM parameters, calculated from SPD
        commonparms     - lowest common parameters for all DIMMs
        opts            - options
        addresses       - address assignment (not implemented yet)