[PATCH 09/61] gpio: arizona: Use devm_gpiochip_add_data() for gpio registration
From: Laxman Dewangan <ldewangan@nvidia.com>
Date: 2016-02-22 14:22:20
Also in:
linux-arm-kernel, linux-tegra, lkml
Subsystem:
gpio subsystem, the rest, wolfson microelectronics drivers · Maintainers:
Linus Walleij, Bartosz Golaszewski, Linus Torvalds
Use devm_gpiochip_add_data() for GPIO registration and remove the need of driver callback .remove. Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Cc: patches@opensource.wolfsonmicro.com --- drivers/gpio/gpio-arizona.c | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-)
diff --git a/drivers/gpio/gpio-arizona.c b/drivers/gpio/gpio-arizona.c
index e910c1f..9913704 100644
--- a/drivers/gpio/gpio-arizona.c
+++ b/drivers/gpio/gpio-arizona.c@@ -132,7 +132,8 @@ static int arizona_gpio_probe(struct platform_device *pdev) else arizona_gpio->gpio_chip.base = -1; - ret = gpiochip_add_data(&arizona_gpio->gpio_chip, arizona_gpio); + ret = devm_gpiochip_add_data(&pdev->dev, &arizona_gpio->gpio_chip, + arizona_gpio); if (ret < 0) { dev_err(&pdev->dev, "Could not register gpiochip, %d\n", ret);
@@ -147,18 +148,9 @@ err: return ret; } -static int arizona_gpio_remove(struct platform_device *pdev) -{ - struct arizona_gpio *arizona_gpio = platform_get_drvdata(pdev); - - gpiochip_remove(&arizona_gpio->gpio_chip); - return 0; -} - static struct platform_driver arizona_gpio_driver = { .driver.name = "arizona-gpio", .probe = arizona_gpio_probe, - .remove = arizona_gpio_remove, }; module_platform_driver(arizona_gpio_driver);
--
2.1.4