Title: [8141] trunk/drivers/input/touchscreen/ad7879.c: [#5782] Export auxiliary GPIO on the AD7879 to gpiolib
- Revision
- 8141
- Author
- hennerich
- Date
- 2010-01-11 07:35:31 -0500 (Mon, 11 Jan 2010)
Log Message
[#5782] Export auxiliary GPIO on the AD7879 to gpiolib
LKML feedback by Dmitry Torokhov:
Add missing gpiochip_remove()
Modified Paths
Diff
Modified: trunk/drivers/input/touchscreen/ad7879.c (8140 => 8141)
--- trunk/drivers/input/touchscreen/ad7879.c 2010-01-11 07:55:23 UTC (rev 8140)
+++ trunk/drivers/input/touchscreen/ad7879.c 2010-01-11 12:35:31 UTC (rev 8141)
@@ -520,6 +520,17 @@
static int __devexit ad7879_destroy(bus_device *bus, struct ad7879 *ts)
{
+
+#ifdef CONFIG_GPIOLIB
+ struct ad7879_platform_data *pdata = bus->dev.platform_data;
+ int err;
+ if (pdata->gpio_export) {
+ err = gpiochip_remove(&ts->gc);
+ if (err)
+ dev_err(&bus->dev, "failed to remove gpio %d\n",
+ ts->gc.base);
+ }
+#endif
ad7879_disable(ts);
sysfs_remove_group(&ts->bus->dev.kobj, &ad7879_attr_group);
free_irq(ts->bus->irq, ts);
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