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authorAlban Bedel <albeu@free.fr>2016-01-28 20:44:31 +0100
committerLinus Walleij <linus.walleij@linaro.org>2016-02-10 11:14:08 +0100
commit2f890cf0dfe421ecd2095d8cabb89e7207b499ee (patch)
tree1e99db71b424bf8e53a2c54785d16a5308578d0b /drivers/gpio/gpio-ath79.c
parent409d87838d5755b471933fb2a43f2dfc514ccd2d (diff)
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gpio: ath79: Make the driver removable
As we now allow the driver to be built as a module it should be removable. Signed-off-by: Alban Bedel <albeu@free.fr> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-ath79.c')
-rw-r--r--drivers/gpio/gpio-ath79.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-ath79.c b/drivers/gpio/gpio-ath79.c
index afb535eef9f3..6b157925e16e 100644
--- a/drivers/gpio/gpio-ath79.c
+++ b/drivers/gpio/gpio-ath79.c
@@ -46,6 +46,7 @@ static int ath79_gpio_probe(struct platform_device *pdev)
ctrl = devm_kzalloc(&pdev->dev, sizeof(*ctrl), GFP_KERNEL);
if (!ctrl)
return -ENOMEM;
+ platform_set_drvdata(pdev, ctrl);
if (np) {
err = of_property_read_u32(np, "ngpios", &ath79_gpio_count);
@@ -97,12 +98,21 @@ static int ath79_gpio_probe(struct platform_device *pdev)
return 0;
}
+static int ath79_gpio_remove(struct platform_device *pdev)
+{
+ struct ath79_gpio_ctrl *ctrl = platform_get_drvdata(pdev);
+
+ gpiochip_remove(&ctrl->gc);
+ return 0;
+}
+
static struct platform_driver ath79_gpio_driver = {
.driver = {
.name = "ath79-gpio",
.of_match_table = ath79_gpio_of_match,
},
.probe = ath79_gpio_probe,
+ .remove = ath79_gpio_remove,
};
module_platform_driver(ath79_gpio_driver);