The patch updates the booting-without-of.txt-file.
There is a description for the case
if mdio data and clock pins are on different processor ports.
It extends the "[PATCH v3] using mii-bitbang on different processor ports".
Signed-off-by: Sergej Stepanov <[EMAIL PROTECTED]>
Signed-off-by: Scott Wood <[EMAIL PROTECTED]>
--
diff --git a/Documentation/powerpc/booting-without-of.txt
b/Documentation/powerpc/booting-without-of.txt
index 497d8d8..084d31b 100644
--- a/Documentation/powerpc/booting-without-of.txt
+++ b/Documentation/powerpc/booting-without-of.txt
@@ -1936,11 +1936,15 @@ platforms are moved over to use the
flattened-device-tree model.
Currently defined compatibles:
fsl,pq1-fec-mdio (reg is same as first resource of FEC device)
- fsl,cpm2-mdio-bitbang (reg is port C registers)
+ fsl,cpm2-mdio-bitbang
Properties for fsl,cpm2-mdio-bitbang:
- fsl,mdio-pin : pin of port C controlling mdio data
- fsl,mdc-pin : pin of port C controlling mdio clock
+ The first reg resource is the I/O port register block on which MDIO
+ resides. The second reg resource is the I/O port register block on
+ which MDC resides. If there is only one reg resource, it is used for
+ both MDIO and MDC.
+ fsl,mdio-pin : pin of chosen port for controlling mdio data
+ fsl,mdc-pin : pin of chosen port for controlling mdio clock
Example:
-
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