diff --git a/drivers/pinctrl/stm32/pinctrl-stm32.c b/drivers/pinctrl/stm32/pinctrl-stm32.c index b017dd400c4600e0fd9790a644c5d7b7e8199ba9..60406f1f8337ee05daf15574deae530cbd47e916 100644 --- a/drivers/pinctrl/stm32/pinctrl-stm32.c +++ b/drivers/pinctrl/stm32/pinctrl-stm32.c @@ -1303,15 +1303,17 @@ static int stm32_gpiolib_register_bank(struct stm32_pinctrl *pctl, bank->bank_ioport_nr = bank_ioport_nr; spin_lock_init(&bank->lock); - /* create irq hierarchical domain */ - bank->fwnode = of_node_to_fwnode(np); + if (pctl->domain) { + /* create irq hierarchical domain */ + bank->fwnode = of_node_to_fwnode(np); - bank->domain = irq_domain_create_hierarchy(pctl->domain, 0, - STM32_GPIO_IRQ_LINE, bank->fwnode, - &stm32_gpio_domain_ops, bank); + bank->domain = irq_domain_create_hierarchy(pctl->domain, 0, STM32_GPIO_IRQ_LINE, + bank->fwnode, &stm32_gpio_domain_ops, + bank); - if (!bank->domain) - return -ENODEV; + if (!bank->domain) + return -ENODEV; + } err = gpiochip_add_data(&bank->gpio_chip, bank); if (err) { @@ -1481,6 +1483,8 @@ int stm32_pctl_probe(struct platform_device *pdev) pctl->domain = stm32_pctrl_get_irq_domain(np); if (IS_ERR(pctl->domain)) return PTR_ERR(pctl->domain); + if (!pctl->domain) + dev_warn(dev, "pinctrl without interrupt support\n"); /* hwspinlock is optional */ hwlock_id = of_hwspin_lock_get_id(pdev->dev.of_node, 0);