From c732a24c5a9392cf3738f5957e0d97d37c09e6e1 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Tue, 3 Jul 2012 11:27:53 +0200 Subject: staging:iio:adt7410: use local platformdata if none is specified The adt7410 expects information about an irq in platform_data. The driver can work without an irq, so make platform_data optional by specifying a dummy platform_data if the device has none. Signed-off-by: Sascha Hauer Acked-by: Sonic Zhang Signed-off-by: Jonathan Cameron --- drivers/staging/iio/adc/adt7410.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/staging/iio/adc/adt7410.c b/drivers/staging/iio/adc/adt7410.c index 1a4197013e9b..42fe2c8c49f3 100644 --- a/drivers/staging/iio/adc/adt7410.c +++ b/drivers/staging/iio/adc/adt7410.c @@ -720,6 +720,7 @@ static int __devinit adt7410_probe(struct i2c_client *client, struct iio_dev *indio_dev; int ret = 0; unsigned long *adt7410_platform_data = client->dev.platform_data; + unsigned long local_pdata[] = {0, 0}; indio_dev = iio_device_alloc(sizeof(*chip)); if (indio_dev == NULL) { @@ -737,6 +738,9 @@ static int __devinit adt7410_probe(struct i2c_client *client, indio_dev->info = &adt7410_info; indio_dev->modes = INDIO_DIRECT_MODE; + if (!adt7410_platform_data) + adt7410_platform_data = local_pdata; + /* CT critcal temperature event. line 0 */ if (client->irq) { ret = request_threaded_irq(client->irq, -- cgit v1.2.3