[PATCH V2 1/6] pinctrl: pinctrl-single: use arch_initcall and module_exit

Tony Lindgren tony at atomide.com
Fri Feb 1 12:11:24 EST 2013


* Tony Lindgren <tony at atomide.com> [130201 09:12]:
> * Linus Walleij <linus.walleij at linaro.org> [130129 03:03]:
> > On Tue, Jan 29, 2013 at 8:38 AM, Vishwanathrao Badarkhe, Manish
> > <manishv.b at ti.com> wrote:
> > 
> > > Currently, I2C driver gets probed before pinctrl driver.
> > > To achieve I2C pin muxing via pinctrl driver before I2C
> > > probe get called, register pinctrl driver in arch_initcall.
> > > Also, add module_exit to unregister pinctrl driver.
> > >
> > > Signed-off-by: Vishwanathrao Badarkhe, Manish <manishv.b at ti.com>
> > 
> > So your I2C driver is not returning -EPROBE_DEFER
> > if it cannot find its pins?
> > 
> > Hm, well I can live with this, if Tony ACKs it.
> 
> Hmm pinctrl is before i2c in drivers/Makefile.
> Making initcalls happen earlier and earlier is usually the
> wrong way to go. Sounds like there's some other issue here
> that needs to be fixed instead.

Let me guess: The i2c driver is wrongly set to run with
arch_initcall?
 
> Regards,
> 
> Tony
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