http://docs.knobbits.org/local/linux-doc/html/regulator/index.html
http://www.cs.fsu.edu/~baker/devices/lxr/http/ident?i=regulator
http://lxr.free-electrons.com/ident?v=3.13;i=regulator
http://www.freebsd.org/cgi/man.cgi
原文：http://www.cnblogs.com/wi100sh/p/4337246.html