Tested OTP handling against BCM43225:
bwn_pci0: <Broadcom BCM43225 802.11n 2GHz Wireless> mem 0xc0004000-0xc0007fff irq 17 at device 4.0 on pci0
...
bwn0: <802.11 MAC/PHY/Radio> mem 0x18001000-0x18001fff,0x18101000-0x18101fff at core 1 on bhnd0
bwn0: activated 0x18001000-0x18001fff as direct resource
bwn0: got rid=0 res=0xfffff80003705ee0
bwn0: got macaddr 68:a3:c4:25:fa:5a
Tested for regressions in SPROM/flash handling against:
- BCM4331
- BCM4312
- RT-N16
- WGT634U