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* [REPOST PATCH v2 1/2] spi: omap2-mcspi: add pinctrl support
@ 2012-09-18 12:01 Matt Porter
  2012-09-18 12:08 ` Shubhrajyoti
  2012-09-22 16:06 ` Mark Brown
  0 siblings, 2 replies; 4+ messages in thread
From: Matt Porter @ 2012-09-18 12:01 UTC (permalink / raw)
  To: Linux OMAP List, Linux SPI Devel List, Grant Likely,
	Tony Lindgren
  Cc: Linux Kernel Mailing List, Linux ARM Kernel List, AnilKumar,
	Mark Brown

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>
---
 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);
-- 
1.7.9.5


^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2012-09-22 16:06 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2012-09-18 12:01 [REPOST PATCH v2 1/2] spi: omap2-mcspi: add pinctrl support Matt Porter
2012-09-18 12:08 ` Shubhrajyoti
2012-09-18 16:55   ` Tony Lindgren
2012-09-22 16:06 ` Mark Brown

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