[PATCH v2 1/2] spi: omap2-mcspi: add pinctrl support

[mporter@ti.com (Matt Porter)]

On Tue, Sep 18, 2012 at 10:57:26AM +0530, Shubhrajyoti wrote:
> On Monday 17 September 2012 10:52 PM, Matt Porter wrote:
> > Adds pinctrl support to support OMAP platforms that boot from DT
> > and rely on pinctrl support to set pinmuxes.
> >
> > Signed-off-by: Matt Porter <mporter@ti.com>
> > ---
> looks good to me.
> you may want to repost with Mark in cc to review.
> Acked-by: Shubhrajyoti D <shubhrajyoti@ti.com>

Thanks...reposted this part with Mark cced.

-Matt
 
> >  drivers/spi/spi-omap2-mcspi.c |    8 ++++++++
> >  1 file changed, 8 insertions(+)
> >
> > diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c
> > index b2fb141..9502566 100644
> > --- a/drivers/spi/spi-omap2-mcspi.c
> > +++ b/drivers/spi/spi-omap2-mcspi.c
> > @@ -38,6 +38,8 @@
> >  #include <linux/pm_runtime.h>
> >  #include <linux/of.h>
> >  #include <linux/of_device.h>
> > +#include <linux/pinctrl/consumer.h>
> > +#include <linux/err.h>
> >  
> >  #include <linux/spi/spi.h>
> >  
> > @@ -1124,6 +1126,7 @@ static int __devinit omap2_mcspi_probe(struct platform_device *pdev)
> >  	static int		bus_num = 1;
> >  	struct device_node	*node = pdev->dev.of_node;
> >  	const struct of_device_id *match;
> > +	struct pinctrl *pinctrl;
> >  
> >  	master = spi_alloc_master(&pdev->dev, sizeof *mcspi);
> >  	if (master == NULL) {
> > @@ -1219,6 +1222,11 @@ static int __devinit omap2_mcspi_probe(struct platform_device *pdev)
> >  	if (status < 0)
> >  		goto dma_chnl_free;
> >  
> > +	pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
> > +	if (IS_ERR(pinctrl))
> > +		dev_warn(&pdev->dev,
> > +			"pins are not configured from the driver\n");
> > +
> >  	pm_runtime_use_autosuspend(&pdev->dev);
> >  	pm_runtime_set_autosuspend_delay(&pdev->dev, SPI_AUTOSUSPEND_TIMEOUT);
> >  	pm_runtime_enable(&pdev->dev);
> 
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