linux-kernel - Re: [PATCH 2/2] rtc-isl1208: add device tree support

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Date:	Tue, 26 May 2015 13:49:32 -0700
From:	Jean-Baptiste Theou <jtheou@...neo-embedded.us>
To:	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
CC:	Alessandro Zummo <a.zummo@...ertech.it>,
	<rtc-linux@...glegroups.com>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] rtc-isl1208: add device tree support

Hi,

Indeed. Sorry for the noise.

Best regards

On Tue, 26 May 2015 22:20:32 +0200
Alexandre Belloni <alexandre.belloni@...e-electrons.com> wrote:

> Hi,
> 
> On 26/05/2015 at 12:12:30 -0700, Jean-Baptiste Theou wrote :
> > Add a basic device tree support for isl1208 driver
> > 
> > Signed-off-by: Jean-Baptiste Theou <jtheou@...neo-embedded.us>
> > ---
> >  drivers/rtc/rtc-isl1208.c | 9 +++++++++
> >  1 file changed, 9 insertions(+)
> > 
> > diff --git a/drivers/rtc/rtc-isl1208.c b/drivers/rtc/rtc-isl1208.c
> > index c3c549d..b47a3f9 100644
> > --- a/drivers/rtc/rtc-isl1208.c
> > +++ b/drivers/rtc/rtc-isl1208.c
> > @@ -692,6 +692,14 @@ isl1208_remove(struct i2c_client *client)
> >  	return 0;
> >  }
> >  
> > +#ifdef CONFIG_OF
> > +static const struct of_device_id isl1208_dt_match[] = {
> > +	{ .compatible = "isil,isl1208" },
> > +	{ .compatible = "isil,isl1218" },
> > +	{ },
> > +};
> > +#endif
> > +
> >  static const struct i2c_device_id isl1208_id[] = {
> >  	{ "isl1208", 0 },
> >  	{ "isl1218", 0 },
> > @@ -702,6 +710,7 @@ MODULE_DEVICE_TABLE(i2c, isl1208_id);
> >  static struct i2c_driver isl1208_driver = {
> >  	.driver = {
> >  		   .name = "rtc-isl1208",
> > +		   .of_match_table = of_match_ptr(isl1208_dt_match),
> 
> This patch is unnecessary as the i2c subsystem will already match
> isil,isl1208 or isil,isl1218 with the i2c_device_id array.
> 
> >  		   },
> >  	.probe = isl1208_probe,
> >  	.remove = isl1208_remove,
> > -- 
> > 2.4.0
> > 
> 
> -- 
> Alexandre Belloni, Free Electrons
> Embedded Linux, Kernel and Android engineering
> http://free-electrons.com


-- 
Jean-Baptiste Theou <jtheou@...neo-embedded.us>
--
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