[PATCH 1/4] mrf24j40: pinctrl support

From: Alan Ott
Date: Mon Mar 18 2013 - 18:06:54 EST


Activate pinctrl settings when used with a DT system.

Signed-off-by: Alan Ott <alan@xxxxxxxxxxx>
---
drivers/net/ieee802154/mrf24j40.c | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/drivers/net/ieee802154/mrf24j40.c b/drivers/net/ieee802154/mrf24j40.c
index 3f2c7aa..3106895 100644
--- a/drivers/net/ieee802154/mrf24j40.c
+++ b/drivers/net/ieee802154/mrf24j40.c
@@ -22,6 +22,7 @@
#include <linux/spi/spi.h>
#include <linux/interrupt.h>
#include <linux/module.h>
+#include <linux/pinctrl/consumer.h>
#include <net/wpan-phy.h>
#include <net/mac802154.h>

@@ -623,6 +624,7 @@ static int mrf24j40_probe(struct spi_device *spi)
int ret = -ENOMEM;
u8 val;
struct mrf24j40 *devrec;
+ struct pinctrl *pinctrl;

printk(KERN_INFO "mrf24j40: probe(). IRQ: %d\n", spi->irq);

@@ -633,6 +635,11 @@ static int mrf24j40_probe(struct spi_device *spi)
if (!devrec->buf)
goto err_buf;

+ pinctrl = devm_pinctrl_get_select_default(&spi->dev);
+ if (IS_ERR(pinctrl))
+ dev_warn(&spi->dev,
+ "pinctrl pins are not configured from the driver");
+
spi->mode = SPI_MODE_0; /* TODO: Is this appropriate for right here? */
if (spi->max_speed_hz > MAX_SPI_SPEED_HZ)
spi->max_speed_hz = MAX_SPI_SPEED_HZ;
--
1.7.11.2

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