Add kernel parameters to set default values for debugfs disable_*_ba values

This provides a method for setting default values for the debugfs parameters for all phyNs at boot time, while continuing to allow runtime per-phy modifications.  This is needed because debugfs parameters cannot easily be statically pushed onto a phy that may or may not yet be loaded, since an init script would have to mount the debugfs then monitor the directory until the phyN parameter appears.

BUG=none
TEST=rebooted with various config options

Review URL: http://codereview.chromium.org/2887009
1 file changed