[PATCH v2] leds: leds-gpio: adopt pinctrl support
marex at denx.de
Wed Sep 5 22:05:08 EDT 2012
> * Marek Vasut <marex at denx.de> [120904 20:13]:
> > Dear Bryan Wu,
> > > On Sat, Sep 1, 2012 at 4:16 PM, AnilKumar Ch <anilkumar at ti.com> wrote:
> > > > Adopt pinctrl support to leds-gpio driver based on leds-gpio
> > > > device pointer, pinctrl driver configure SoC pins to GPIO
> > > > mode according to definitions provided in .dts file.
> > >
> > > Thanks for this, actually Marek Vasut submitted a similar patch
> > > before. I'm pretty fine with this patch.
> > Thanks for submitting this actually ... I didn't have time to properly
> > investigate this.
> > > But without proper DT setting, it will also give us warning I think.
> > > or we can provide some dummy functions as a temp solution as Shawn
> > > pointed out before.
> > But this driver is also used on hardware that's not yet coverted to DT,
> > so I'd say dev_warn() if CONFIG_OF is enabled and otherwise simply go on
> > ? Actually, can we not skip whole this pinctrl thing if CONFIG_OF is
> > disabled? Actually (2), what's the relationship between OF and pinctrl?
> The warning should be pinctrl related as the pinctrl drivers may not be
> device tree based drivers.
Exactly my concern. Also the warning shouldnt be present on systems where
pinctrl is disabled.
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