913 	struct at91_gpio_chip *at91_chip;  in at91_gpio_request_enable()  local
926 	at91_chip = gpiochip_get_data(chip);  in at91_gpio_request_enable()
935 	writel_relaxed(mask, at91_chip->regbase + PIO_PER);  in at91_gpio_request_enable()
1816 	struct at91_gpio_chip *at91_chip = NULL;  in at91_gpio_probe()  local
1837 	at91_chip = devm_kzalloc(&pdev->dev, sizeof(*at91_chip), GFP_KERNEL);  in at91_gpio_probe()
1838 	if (!at91_chip) {  in at91_gpio_probe()
1844 	at91_chip->regbase = devm_ioremap_resource(&pdev->dev, res);  in at91_gpio_probe()
1845 	if (IS_ERR(at91_chip->regbase)) {  in at91_gpio_probe()
1846 		ret = PTR_ERR(at91_chip->regbase);  in at91_gpio_probe()
1850 	at91_chip->ops = (struct at91_pinctrl_mux_ops *)  in at91_gpio_probe()
1852 	at91_chip->pioc_virq = irq;  in at91_gpio_probe()
1853 	at91_chip->pioc_idx = alias_idx;  in at91_gpio_probe()
1855 	at91_chip->clock = devm_clk_get(&pdev->dev, NULL);  in at91_gpio_probe()
1856 	if (IS_ERR(at91_chip->clock)) {  in at91_gpio_probe()
1858 		ret = PTR_ERR(at91_chip->clock);  in at91_gpio_probe()
1862 	ret = clk_prepare_enable(at91_chip->clock);  in at91_gpio_probe()
1868 	at91_chip->chip = at91_gpio_template;  in at91_gpio_probe()
1870 	chip = &at91_chip->chip;  in at91_gpio_probe()
1898 	range = &at91_chip->range;  in at91_gpio_probe()
1906 	ret = gpiochip_add_data(chip, at91_chip);  in at91_gpio_probe()
1910 	gpio_chips[alias_idx] = at91_chip;  in at91_gpio_probe()
1913 	ret = at91_gpio_of_irq_setup(pdev, at91_chip);  in at91_gpio_probe()
1917 	dev_info(&pdev->dev, "at address %p\n", at91_chip->regbase);  in at91_gpio_probe()
1925 	clk_disable_unprepare(at91_chip->clock);  in at91_gpio_probe()