diff options
Diffstat (limited to 'drivers/gpio/gpio-vr41xx.c')
| -rw-r--r-- | drivers/gpio/gpio-vr41xx.c | 19 |
1 files changed, 5 insertions, 14 deletions
diff --git a/drivers/gpio/gpio-vr41xx.c b/drivers/gpio/gpio-vr41xx.c index b13a49c89cc1..98cd715ccc33 100644 --- a/drivers/gpio/gpio-vr41xx.c +++ b/drivers/gpio/gpio-vr41xx.c @@ -467,10 +467,9 @@ static struct gpio_chip vr41xx_gpio_chip = { static int giu_probe(struct platform_device *pdev) { - struct resource *res; unsigned int trigger, i, pin; struct irq_chip *chip; - int irq, ret; + int irq; switch (pdev->id) { case GPIO_50PINS_PULLUPDOWN: @@ -489,21 +488,14 @@ static int giu_probe(struct platform_device *pdev) return -ENODEV; } - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -EBUSY; - - giu_base = ioremap(res->start, resource_size(res)); - if (!giu_base) - return -ENOMEM; + giu_base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(giu_base)) + return PTR_ERR(giu_base); vr41xx_gpio_chip.parent = &pdev->dev; - ret = gpiochip_add_data(&vr41xx_gpio_chip, NULL); - if (!ret) { - iounmap(giu_base); + if (gpiochip_add_data(&vr41xx_gpio_chip, NULL)) return -ENODEV; - } giu_write(GIUINTENL, 0); giu_write(GIUINTENH, 0); @@ -534,7 +526,6 @@ static int giu_probe(struct platform_device *pdev) static int giu_remove(struct platform_device *pdev) { if (giu_base) { - iounmap(giu_base); giu_base = NULL; } |