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
Am Dienstag, den 30.10.2007, 13:23 -0500 schrieb Scott Wood:
Sergej Stepanov wrote:
+ if( !of_address_to_resource(np, 1, res[1])) {
The spacing is still wrong.
- iounmap(bitbang-dir);
+ if ( bitbang-mdio.dir != bitbang-mdc.dir)
+ iounmap(bitbang-mdio.dir);
+
The patch makes possible to have mdio and mdc pins on different physical ports
also for CONFIG_PPC_CPM_NEW_BINDING.
To setup it in the device tree:
reg = 10d40 14 10d60 14; // mdc: 0x10d40, mdio: 0x10d60
or
reg = 10d40 14; // mdc and mdio have the same offset 10d40
The approach was taken from
