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authorMatthew McClintock <msm@freescale.com>2006-06-28 10:47:03 -0500
committerMatthew McClintock <msm@freescale.com>2006-06-28 10:47:03 -0500
commit38433ccc5850ee70549af0b2bc5b920355ef5388 (patch)
treea7386d9f9b99d34c15bec88d1198c2e598f782b4 /doc
parente4c2a0eb0c3e3ffbf824800184ee42bdc99d5b19 (diff)
* Switched default PCI speed for 8540 ADS back to 33MHz
* Added comments and a printf to warn that PCI-X won't work at 33MHz Patch by Andy Fleming 17-Mar-2006 Signed-off-by: Andy Fleming <afleming@freescale.com>
Diffstat (limited to 'doc')
-rw-r--r--doc/README.mpc85xxads3
1 files changed, 3 insertions, 0 deletions
diff --git a/doc/README.mpc85xxads b/doc/README.mpc85xxads
index f0cf782a8fc..ae8202bdd17 100644
--- a/doc/README.mpc85xxads
+++ b/doc/README.mpc85xxads
@@ -100,6 +100,9 @@ Updated 13-July-2004 Jon Loeliger
SW7[1:4] = 0101 = 5 => 5 x 66 = 330 CCB Sysclk
SW7[5:6] = 01 => 5:2 x 330 = 825 Core clock
+ In order to use PCI-X (only in the first PCI slot. The one with
+ the RIO connector), you need to set SW1[4] (config) to 1 (off).
+ Also, configure the board to run PCI at 66 MHz.
2. MEMORY MAP TO WORK WITH LINUX KERNEL