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gpio: gpio-xilinx: Add remove function 

Added remove function support.

Signed-off-by: Srinivas Neeli <srinivas.neeli@xilinx.com>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Link: https://lore.kernel.org/r/1605201148-4508-7-git-send-email-srinivas.neeli@xilinx.com
[dropped pm disable call]
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Srinivas Neeli 2020-11-12 22:42:25 +05:30 committed by Linus Walleij
parent 65bbe531b5
commit 0230a41ed6
1 changed files with 18 additions and 0 deletions
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18
drivers/gpio/gpio-xilinx.c
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@ -259,6 +259,23 @@ static void xgpio_save_regs(struct xgpio_instance *chip)
chip->gpio_dir[1]);
}
/**
* xgpio_remove - Remove method for the GPIO device.
* @pdev: pointer to the platform device
*
* This function remove gpiochips and frees all the allocated resources.
*
* Return: 0 always
*/
static int xgpio_remove(struct platform_device *pdev)
{
struct xgpio_instance *gpio = platform_get_drvdata(pdev);
clk_disable_unprepare(gpio->clk);
return 0;
}
/**
* xgpio_of_probe - Probe method for the GPIO device.
* @pdev: pointer to the platform device
@ -371,6 +388,7 @@ MODULE_DEVICE_TABLE(of, xgpio_of_match);
static struct platform_driver xgpio_plat_driver = {
.probe = xgpio_probe,
.remove = xgpio_remove,
.driver = {
.name = "gpio-xilinx",
.of_match_table = xgpio_of_match,