7d85789f0a
the brgphy driver; all users of the BCM5400 and BCM5401 need the DSP patch and the sledgehammer-reset-at-media-set-time. Also add a DSP patch for the BCM5411 gleaned from Apple's GMAC driver for Darwin. Tested with a 3Com 3c996-T (BCM5700 + BCM5401).