Hi Marc,
On Tue, Sep 04, 2012 at 02:12:04, Marc Kleine-Budde wrote:
> On 09/03/2012 01:52 PM, AnilKumar Ch wrote:
> > Adopt pinctrl support to c_can driver based on c_can device
> > pointer, pinctrl driver configure SoC pins to d_can mode
> > according to definitions provided in .dts file.
> >
> > In device specific device tree file 'pinctrl-names = "default";'
> > and 'pinctrl-0 = <&d_can1_pins>;' needs to add to configure pins
> > from c_can driver. d_can1_pins node contains the pinmux/config
> > details of d_can L/H pins.
>
> Looks good, is the pinctrl property documented in the dt bindings already?
>
Yes, its here Documentation/devicetree/bindings/pinctrl/pinctrl-single.txt
Thanks
AnilKumar
>
> >
> > Signed-off-by: AnilKumar Ch <anilku...@ti.com>
> > ---
> > drivers/net/can/c_can/c_can_platform.c | 7 +++++++
> > 1 file changed, 7 insertions(+)
> >
> > diff --git a/drivers/net/can/c_can/c_can_platform.c
> > b/drivers/net/can/c_can/c_can_platform.c
> > index 90801c4..c351975 100644
> > --- a/drivers/net/can/c_can/c_can_platform.c
> > +++ b/drivers/net/can/c_can/c_can_platform.c
> > @@ -33,6 +33,7 @@
> > #include <linux/of.h>
> > #include <linux/of_device.h>
> > #include <linux/pm_runtime.h>
> > +#include <linux/pinctrl/consumer.h>
> >
> > #include <linux/can/dev.h>
> >
> > @@ -98,6 +99,7 @@ static int __devinit c_can_plat_probe(struct
> > platform_device *pdev)
> > struct c_can_priv *priv;
> > const struct of_device_id *match;
> > const struct platform_device_id *id;
> > + struct pinctrl *pinctrl;
> > struct resource *mem;
> > int irq;
> > struct clk *clk;
> > @@ -114,6 +116,11 @@ static int __devinit c_can_plat_probe(struct
> > platform_device *pdev)
> > id = platform_get_device_id(pdev);
> > }
> >
> > + pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
> > + if (IS_ERR(pinctrl))
> > + dev_warn(&pdev->dev,
> > + "failed to configure pins from driver\n");
> > +
> > /* get the appropriate clk */
> > clk = clk_get(&pdev->dev, NULL);
> > if (IS_ERR(clk)) {
> >
>
>
> --
> Pengutronix e.K. | Marc Kleine-Budde |
> Industrial Linux Solutions | Phone: +49-231-2826-924 |
> Vertretung West/Dortmund | Fax: +49-5121-206917-5555 |
> Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de |
>
>
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