iio: Add OF support
Provide bindings and parse OF data during initialization.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index 8848f16..6d8b027 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -847,7 +847,7 @@
kfree(indio_dev);
}
-static struct device_type iio_dev_type = {
+struct device_type iio_device_type = {
.name = "iio_device",
.release = iio_dev_release,
};
@@ -869,7 +869,7 @@
if (dev) {
dev->dev.groups = dev->groups;
- dev->dev.type = &iio_dev_type;
+ dev->dev.type = &iio_device_type;
dev->dev.bus = &iio_bus_type;
device_initialize(&dev->dev);
dev_set_drvdata(&dev->dev, (void *)dev);
@@ -960,6 +960,10 @@
{
int ret;
+ /* If the calling driver did not initialize of_node, do it here */
+ if (!indio_dev->dev.of_node && indio_dev->dev.parent)
+ indio_dev->dev.of_node = indio_dev->dev.parent->of_node;
+
/* configure elements for the chrdev */
indio_dev->dev.devt = MKDEV(MAJOR(iio_devt), indio_dev->id);