Date: Tue, 1 Nov 2011 17:17:49 +0100 From: Marius Strobl <marius@alchemy.franken.de> To: dave jones <s.dave.jones@gmail.com> Cc: freebsd-net@freebsd.org Subject: Re: Question about GPIO bitbang MII Message-ID: <20111101161749.GA38912@alchemy.franken.de> In-Reply-To: <CANf5e8YhZRRncpyq6473X54RSq7zc5Mj5=ygAyB4XUE9iNSC1w@mail.gmail.com> References: <CANf5e8bcAfrXX%2BuqzVRoZJPmsvyPegx%2BFOYHSt-GHwEigUCoeg@mail.gmail.com> <20111009165838.GA19886@alchemy.franken.de> <CANf5e8YhZRRncpyq6473X54RSq7zc5Mj5=ygAyB4XUE9iNSC1w@mail.gmail.com>
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On Mon, Oct 10, 2011 at 03:56:32PM +0800, dave jones wrote: > On Mon, Oct 10, 2011 at 12:58 AM, Marius Strobl wrote: > > On Fri, Oct 07, 2011 at 10:34:58AM +0800, dave jones wrote: > >> Hi, > >> > >> Does FreeBSD have gpio bitbang api for MII? If not, any driver in tree using > >> gpio-bitbang mii that I can refer to? Thanks. > >> It seems like OpenBSD, NetBSD and Linux have added support to gpio bitbang mii, > >> and it's useful for porting embedded devices. > >> > > > > If what you are referring to is their mii_bitbang.[c,h] then I've a patch > > which (im)ports these and converts drivers to take advantage of it here: > > http://people.freebsd.org/~marius/mii_bitbang.diff > > You can also hook up that generic MII bitbang'ing code up to GPIO. > > Awesome! This is what I want, thank you very much, Marius. > FYI, I've committed the patch to head in r226995. I'll probably try to get it into 9.0 due to the bus barrier additions done as part of it. Marius
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