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gpio-langwell: remove Withney point support 

It seems there is no user of the wp_gpio driver in the kernel. Let's remove it.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Andy Shevchenko 2013-06-17 16:57:06 +03:00 committed by Linus Walleij
parent 7f6569f546
commit 10b20a931c
1 changed files with 1 additions and 68 deletions
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69
drivers/gpio/gpio-langwell.c
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@ -20,7 +20,6 @@
/* Supports: /* Supports:
* Moorestown platform Langwell chip. * Moorestown platform Langwell chip.
* Medfield platform Penwell chip. * Medfield platform Penwell chip.
* Whitney point.
*/ */
#include <linux/module.h> #include <linux/module.h>
@ -394,75 +393,9 @@ static struct pci_driver lnw_gpio_driver = {
}, },
}; };
static int wp_gpio_probe(struct platform_device *pdev)
{
struct lnw_gpio *lnw;
struct gpio_chip *gc;
struct resource *rc;
int retval;
lnw = devm_kzalloc(&pdev->dev, sizeof(struct lnw_gpio), GFP_KERNEL);
if (!lnw) {
dev_err(&pdev->dev, "can't allocate chip data\n");
return -ENOMEM;
}
rc = platform_get_resource(pdev, IORESOURCE_MEM, 0);
lnw->reg_base = devm_ioremap_resource(&pdev->dev, rc);
if (IS_ERR(lnw->reg_base))
return PTR_ERR(lnw->reg_base);
spin_lock_init(&lnw->lock);
gc = &lnw->chip;
gc->label = dev_name(&pdev->dev);
gc->owner = THIS_MODULE;
gc->direction_input = lnw_gpio_direction_input;
gc->direction_output = lnw_gpio_direction_output;
gc->get = lnw_gpio_get;
gc->set = lnw_gpio_set;
gc->to_irq = NULL;
gc->base = 0;
gc->ngpio = 64;
gc->can_sleep = 0;
retval = gpiochip_add(gc);
if (retval) {
dev_err(&pdev->dev, "gpiochip_add error %d\n", retval);
return retval;
}
platform_set_drvdata(pdev, lnw);
return 0;
}
static int wp_gpio_remove(struct platform_device *pdev)
{
struct lnw_gpio *lnw = platform_get_drvdata(pdev);
int err;
err = gpiochip_remove(&lnw->chip);
if (err)
dev_err(&pdev->dev, "failed to remove gpio_chip.\n");
return 0;
}
static struct platform_driver wp_gpio_driver = {
.probe = wp_gpio_probe,
.remove = wp_gpio_remove,
.driver = {
.name = "wp_gpio",
.owner = THIS_MODULE,
},
};
static int __init lnw_gpio_init(void) static int __init lnw_gpio_init(void)
{ {
int ret; return pci_register_driver(&lnw_gpio_driver);
ret = pci_register_driver(&lnw_gpio_driver);
if (ret < 0)
return ret;
ret = platform_driver_register(&wp_gpio_driver);
if (ret < 0)
pci_unregister_driver(&lnw_gpio_driver);
return ret;
} }
device_initcall(lnw_gpio_init); device_initcall(lnw_gpio_init);