From: mkl@pengutronix.de (Marc Kleine-Budde) Date: Mon, 03 Sep 2012 22:42:04 +0200 Subject: [PATCH 1/4] can: c_can: Adopt pinctrl support In-Reply-To: <1346673139-14540-2-git-send-email-anilkumar@ti.com> References: <1346673139-14540-1-git-send-email-anilkumar@ti.com> <1346673139-14540-2-git-send-email-anilkumar@ti.com> Message-ID: <5045161C.4000100@pengutronix.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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? Marc > > Signed-off-by: AnilKumar Ch > --- > 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 > #include > #include > +#include > > #include > > @@ -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 | -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 259 bytes Desc: OpenPGP digital signature URL: