Commit d9463201 authored by Andy Shevchenko's avatar Andy Shevchenko
Browse files

pinctrl: stm32: Replace custom code by gpiochip_node_count() call 



Since we have generic function to count GPIO controller nodes
under a given device, there is no need to open code it. Replace
custom code by gpiochip_node_count() call.

Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: default avatarFabien Dessenne <fabien.dessenne@foss.st.com>
parent 0b19dde9

drivers/pinctrl/stm32/pinctrl-stm32.c

+3 −5
Original line number Diff line number Diff line
@@ -1423,7 +1423,8 @@ int stm32_pctl_probe(struct platform_device *pdev) 
	struct device *dev = &pdev->dev;

	struct stm32_pinctrl *pctl;

	struct pinctrl_pin_desc *pins;

	int i, ret, hwlock_id, banks = 0;

	int i, ret, hwlock_id;

	unsigned int banks;



	if (!np)

		return -EINVAL;
@@ -1513,10 +1514,7 @@ int stm32_pctl_probe(struct platform_device *pdev) 
		return PTR_ERR(pctl->pctl_dev);

	}



	for_each_available_child_of_node(np, child)

		if (of_property_read_bool(child, "gpio-controller"))

			banks++;



	banks = gpiochip_node_count(dev);

	if (!banks) {

		dev_err(dev, "at least one GPIO bank is required\n");

		return -EINVAL;