[PATCH v2 07/12] ARM: imx6q: add config-on-boot gpios
marex at denx.de
Tue May 22 01:22:00 EDT 2012
Dear Shawn Guo,
> On Tue, May 22, 2012 at 06:20:16AM +0200, Marek Vasut wrote:
> > Dear Shawn Guo,
> > > On 22 May 2012 11:25, Marek Vasut <marex at denx.de> wrote:
> > > > Dear Shawn Guo,
> > > >
> > > >> Apart from my comments below, we really need to know Rob and Grant's
> > > >> opinion on this.
> > > >
> > > > Hm ... so why don't you actually write per-board driver ? :-) That'd
> > > > handle every single board very well, you'd configure the GPIOs there,
> > > > every single additional necessary thing that has to be configured
> > > > would sink there too etc.
> > >
> > > I'm not completely sure about how the per-board driver looks like
> > > exactly. Can you have some code demonstrating it?
> > Well such per-board driver would handle the board-specific init, like
> > configuring the hub GPIO (as Richard has to do so on mx6q) or flick some
> > other GPIOs, configure registers etc.
> So when you say driver, you just meant a C file like imx6q-sabrelite.c
> containing a number of init functions to be called by mach-imx6q.c?
Something like that ... but didn't Linus complain that we have too many files in
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