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Diffstat (limited to 'drivers/input')
-rw-r--r--drivers/input/touchscreen/ads7846.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
index 90f792c17ab..ba9d38c3f41 100644
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c
@@ -1150,9 +1150,15 @@ static int __devinit ads7846_probe(struct spi_device *spi)
if (request_irq(spi->irq, ads7846_irq, IRQF_TRIGGER_FALLING,
spi->dev.driver->name, ts)) {
- dev_dbg(&spi->dev, "irq %d busy?\n", spi->irq);
- err = -EBUSY;
- goto err_free_gpio;
+ dev_info(&spi->dev,
+ "trying pin change workaround on irq %d\n", spi->irq);
+ err = request_irq(spi->irq, ads7846_irq,
+ IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
+ spi->dev.driver->name, ts);
+ if (err) {
+ dev_dbg(&spi->dev, "irq %d busy?\n", spi->irq);
+ goto err_free_gpio;
+ }
}
err = ads784x_hwmon_register(spi, ts);