[U-Boot] patchwork: clean up various patches

Not Applicable (outdated): http://patchwork.ozlabs.org/patch/108709/

Not Applicable (outdated): http://patchwork.ozlabs.org/patch/108713/

Not Applicable (seems to be a discussion, not a patch): http://patchwork.ozlabs.org/patch/139609/

Superseded: http://patchwork.ozlabs.org/patch/145516/ (superseded by http://patchwork.ozlabs.org/patch/148737/ )

This mail is according to

http://lists.denx.de/pipermail/u-boot/2012-March/120778.html

Best regards

Dirk