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pinctrl: armada-37xx: Reuse GPIO fwnode in armada_37xx_irqchip_register()

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Since we have fwnode of the first found GPIO controller assigned to the
struct gpio_chip, we may reuse it in the armada_37xx_irqchip_register().

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
This commit is contained in:
Andy Shevchenko 2022-04-01 13:36:04 +03:00
parent 2954ce1e45
commit 46d34d4d50
1 changed files with 3 additions and 13 deletions
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16
drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
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@ -727,23 +727,13 @@ static int armada_37xx_irqchip_register(struct platform_device *pdev,
struct gpio_chip *gc = &info->gpio_chip;
struct irq_chip *irqchip = &info->irq_chip;
struct gpio_irq_chip *girq = &gc->irq;
struct device_node *np = to_of_node(gc->fwnode);
struct device *dev = &pdev->dev;
struct device_node *np;
int ret = -ENODEV, i, nr_irq_parent;
unsigned int i, nr_irq_parent;
/* Check if we have at least one gpio-controller child node */
for_each_child_of_node(dev->of_node, np) {
if (of_property_read_bool(np, "gpio-controller")) {
ret = 0;
break;
}
}
if (ret)
return dev_err_probe(dev, ret, "no gpio-controller child node\n");
nr_irq_parent = of_irq_count(np);
spin_lock_init(&info->irq_lock);
nr_irq_parent = of_irq_count(np);
if (!nr_irq_parent) {
dev_err(dev, "invalid or no IRQ\n");
return 0;