From: Andy Shevchenko Date: Fri, 1 Apr 2022 10:35:54 +0000 (+0300) Subject: pinctrl: stm32: Replace custom code by gpiochip_node_count() call X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=d9463201ec0824037a9ca84b9bb03a79d4460cfb;p=linux.git 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: Andy Shevchenko Reviewed-by: Fabien Dessenne --- diff --git a/drivers/pinctrl/stm32/pinctrl-stm32.c b/drivers/pinctrl/stm32/pinctrl-stm32.c index 9ed7647315707..91b9a64b649ed 100644 --- a/drivers/pinctrl/stm32/pinctrl-stm32.c +++ b/drivers/pinctrl/stm32/pinctrl-stm32.c @@ -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;