tree f14d30f02314d75860aa1ed12449410e6659513b
parent c34c09c81d659e13e15947580198fa652af3ca1a
author Steven J. Hill <Steven.Hill@imgtec.com> 1364237249 -0500
committer Steven J. Hill <Steven.Hill@imgtec.com> 1367443969 -0500

MIPS: Add option to disable software I/O coherency.

Some MIPS controllers have hardware I/O coherency. This patch
detects those and turns off software coherency. A new kernel
command line option also allows the user to manually turn
software coherency on or off.

Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>