[PATCH 6/8] gpio/zevio: Use of_mm_gpiochip_remove

Ricardo Ribalda Delgado
2015-01-18T11:41:15Z

Since d621e8bae5ac9c67 (Create of_mm_gpiochip_remove), there is a
counterpart for of_mm_gpiochip_add.

This patch implements the remove function of the driver making use of
it.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Alexandre Courbot <gnurou@gmail.com>
Cc: Fabian Vogt <fabian@ritter-vogt.de>
Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
---
drivers/gpio/gpio-zevio.c | 12 ++++++++++++
1 file changed, 12 insertions(+)

diff --git a/drivers/gpio/gpio-zevio.c b/drivers/gpio/gpio-zevio.c
index f769cd5..6f02d7c 100644
--- a/drivers/gpio/gpio-zevio.c
+++ b/drivers/gpio/gpio-zevio.c
@@ -181,6 +181,8 @@ static int zevio_gpio_probe(struct platform_device *pdev)
if (!controller)
return -ENOMEM;

+ platform_set_drvdata(pdev, controller);
+
/* Copy our reference */
controller->chip.gc = zevio_gpio_chip;
controller->chip.gc.dev = &pdev->dev;
@@ -202,6 +204,15 @@ static int zevio_gpio_probe(struct platform_device *pdev)
return 0;
}

+static int zevio_gpio_remove(struct platform_device *pdev)
+{
+ struct zevio_gpio *controller = platform_get_drvdata(pdev);
+
+ of_mm_gpiochip_remove(&controller->chip);
+
+ return 0;
+}
+
static const struct of_device_id zevio_gpio_of_match[] = {
{ .compatible = "lsi,zevio-gpio", },
{ },
@@ -215,6 +226,7 @@ static struct platform_driver zevio_gpio_driver = {
.of_match_table = zevio_gpio_of_match,
},
.probe = zevio_gpio_probe,
+ .remove = zevio_gpio_remove,
};
module_platform_driver(zevio_gpio_driver);

--
2.1.4