Re: [PATCH 3/5] Input: bu21013_ts - Add support for Device Treebooting

From: Dmitry Torokhov
Date: Mon Nov 26 2012 - 04:31:18 EST


On Mon, Nov 26, 2012 at 09:07:36AM +0000, Lee Jones wrote:
> On Fri, 23 Nov 2012, Dmitry Torokhov wrote:
>
> > On Fri, Nov 23, 2012 at 03:52:58PM +0000, Lee Jones wrote:
> > > On Wed, 14 Nov 2012, Lee Jones wrote:
> > >
> > > > Now we can register the BU21013_ts touch screen when booting with
> > > > Device Tree enabled. Here we parse all the necessary components
> > > > previously expected to be passed from platform data.
> > > >
> > > > Cc: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
> > > > Cc: linux-input@xxxxxxxxxxxxxxx
> > > > Acked-by: Arnd Bergmann <arnd@xxxxxxxx>
> > > > Acked-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
> > > > Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
> > > > ---
> > > > drivers/input/touchscreen/bu21013_ts.c | 39 ++++++++++++++++++++++++++++----
> > > > 1 file changed, 35 insertions(+), 4 deletions(-)
> > > >
> > > > diff --git a/drivers/input/touchscreen/bu21013_ts.c b/drivers/input/touchscreen/bu21013_ts.c
> > > > index 5d8fc75..afef874 100644
> > > > --- a/drivers/input/touchscreen/bu21013_ts.c
> > > > +++ b/drivers/input/touchscreen/bu21013_ts.c
> > > > @@ -15,6 +15,8 @@
> > > > #include <linux/regulator/consumer.h>
> > > > #include <linux/module.h>
> > > > #include <linux/gpio.h>
> > > > +#include <linux/of.h>
> > > > +#include <linux/of_gpio.h>
> > > >
> > > > /* Reference tracking for multiple displays. */
> > > > static int bu21013_devices = 0;
> > > > @@ -487,13 +489,33 @@ static void bu21013_free_irq(struct bu21013_ts_data *bu21013_data)
> > > > * This function used to initializes the i2c-client touchscreen
> > > > * driver and returns integer.
> > > > */
> > > > +static void __devinit bu21013_of_probe(struct device_node *np,
> > > > + struct bu21013_platform_device *pdata)
> > > > +{
> > > > + pdata->y_flip = pdata->x_flip = false;
> > > > +
> > > > + if (of_get_property(np, "rohm,flip-x", NULL))
> > > > + pdata->x_flip = true;
> >
> > pdata->x_flip = of_property_read_bool(np, "rohm,flip-x");
> >
> > ?
>
> Yes, we can do this now it exists.
>
> > Can I also get patch documenting the DT properties?
>
> Sure. As a follow-up? I'll resubmit this first, right away.

No preference but I am going to fold documentation with the patch
implementing DT support anyway.

Thanks.

--
Dmitry
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/