RE: [PATCH v6 12/16] spi/spi-atmel: add pinctrl support for atmel spi

Yang, Wenyou
2013-03-12T01:12:21Z

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Hi JC,

> -----Original Message-----
> From: Jean-Christophe PLAGNIOL-VILLARD [mailto:plagnioj@jcrosoft.com]
> Sent: 2013Äê3ÔÂ11ÈÕ 21:11
> To: Yang, Wenyou
> Cc: linux-arm-kernel@lists.infradead.org; grant.likely@secretlab.ca; Ferre,
> Nicolas; richard.genoud@gmail.com; Lin, JM;
> spi-devel-general@lists.sourceforge.net; linux-kernel@vger.kernel.org
> Subject: Re: [PATCH v6 12/16] spi/spi-atmel: add pinctrl support for atmel spi
>
> On 11:34 Thu 07 Mar , Wenyou Yang wrote:
> > Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
> > Cc: spi-devel-general@lists.sourceforge.net
> > Cc: linux-kernel@vger.kernel.org
> > ---
> > drivers/spi/spi-atmel.c | 8 ++++++++
> > 1 file changed, 8 insertions(+)
> >
> > diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c
> > index 1e212d1..6b166f4 100644
> > --- a/drivers/spi/spi-atmel.c
> > +++ b/drivers/spi/spi-atmel.c
> > @@ -23,6 +23,7 @@
> > #include <linux/platform_data/atmel.h>
> > #include <linux/platform_data/dma-atmel.h>
> > #include <linux/of.h>
> > +#include <linux/pinctrl/consumer.h>
> >
> > #include <linux/io.h>
> > #include <linux/gpio.h>
> > @@ -1493,11 +1494,18 @@ static int atmel_spi_probe(struct
> platform_device *pdev)
> > int ret;
> > struct spi_master *master;
> > struct atmel_spi *as;
> > + struct pinctrl *pinctrl;
> >
> > regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> > if (!regs)
> > return -ENXIO;
> >
> > + pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
> > + if (IS_ERR(pinctrl)) {
> > + dev_err(&pdev->dev, "Failed to request pinctrl\n");
> > + return PTR_ERR(pinctrl);
> > + }
>
> drop this, this is handled at bus level
>
Thanks a lot for your advance.

> Best Regards,
> J.

Best Regards
Wenyou Yang
> > +
> > irq = platform_get_irq(pdev, 0);
> > if (irq < 0)
> > return irq;
> > --
> > 1.7.9.5
> >
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