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Commit beca3655 authored by Pascal Huerst's avatar Pascal Huerst Committed by Mark Brown
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spi: omap2-mcspi: Add calls for pinctrl state select 



This adds calls to pinctrl subsystem in order to switch pin states
on suspend/resume if you provide a "sleep" state in DT.

If no "sleep" state is provided in DT, these calls turn
to NOPs.

Signed-off-by: default avatarPascal Huerst <pascal.huerst@gmail.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 8005c49d

drivers/spi/spi-omap2-mcspi.c

+11 −1
Original line number Original line Diff line number Diff line
@@ -24,6 +24,7 @@ 
#include <linux/dma-mapping.h>

#include <linux/dma-mapping.h>

#include <linux/dmaengine.h>

#include <linux/dmaengine.h>

#include <linux/omap-dma.h>

#include <linux/omap-dma.h>

#include <linux/pinctrl/consumer.h>

#include <linux/platform_device.h>

#include <linux/platform_device.h>

#include <linux/err.h>

#include <linux/err.h>

#include <linux/clk.h>

#include <linux/clk.h>
@@ -1536,14 +1537,23 @@ static int omap2_mcspi_resume(struct device *dev) 
	}

	}

	pm_runtime_mark_last_busy(mcspi->dev);

	pm_runtime_mark_last_busy(mcspi->dev);

	pm_runtime_put_autosuspend(mcspi->dev);

	pm_runtime_put_autosuspend(mcspi->dev);

	return 0;



	return pinctrl_pm_select_default_state(dev);

}



static int omap2_mcspi_suspend(struct device *dev)

{

	return pinctrl_pm_select_sleep_state(dev);

}

}



#else

#else

#define omap2_mcspi_suspend	NULL

#define	omap2_mcspi_resume	NULL

#define	omap2_mcspi_resume	NULL

#endif

#endif





static const struct dev_pm_ops omap2_mcspi_pm_ops = {

static const struct dev_pm_ops omap2_mcspi_pm_ops = {

	.resume = omap2_mcspi_resume,

	.resume = omap2_mcspi_resume,

	.suspend = omap2_mcspi_suspend,

	.runtime_resume	= omap_mcspi_runtime_resume,

	.runtime_resume	= omap_mcspi_runtime_resume,

};

};