935 	struct at91_gpio_chip *at91_chip;  in at91_gpio_request_enable()  local
948 	at91_chip = gpiochip_get_data(chip);  in at91_gpio_request_enable()
957 	writel_relaxed(mask, at91_chip->regbase + PIO_PER);  in at91_gpio_request_enable()
1658 	struct at91_gpio_chip *at91_chip = dev_get_drvdata(dev);  in at91_gpio_suspend()  local
1659 	void __iomem *pio = at91_chip->regbase;  in at91_gpio_suspend()
1661 	at91_chip->backups = readl_relaxed(pio + PIO_IMR);  in at91_gpio_suspend()
1662 	writel_relaxed(at91_chip->backups, pio + PIO_IDR);  in at91_gpio_suspend()
1663 	writel_relaxed(at91_chip->wakeups, pio + PIO_IER);  in at91_gpio_suspend()
1665 	if (!at91_chip->wakeups)  in at91_gpio_suspend()
1666 		clk_disable_unprepare(at91_chip->clock);  in at91_gpio_suspend()
1669 			'A' + at91_chip->id, at91_chip->wakeups);  in at91_gpio_suspend()
1676 	struct at91_gpio_chip *at91_chip = dev_get_drvdata(dev);  in at91_gpio_resume()  local
1677 	void __iomem *pio = at91_chip->regbase;  in at91_gpio_resume()
1679 	if (!at91_chip->wakeups)  in at91_gpio_resume()
1680 		clk_prepare_enable(at91_chip->clock);  in at91_gpio_resume()
1682 	writel_relaxed(at91_chip->wakeups, pio + PIO_IDR);  in at91_gpio_resume()
1683 	writel_relaxed(at91_chip->backups, pio + PIO_IER);  in at91_gpio_resume()
1819 	struct at91_gpio_chip *at91_chip = NULL;  in at91_gpio_probe()  local
1836 	at91_chip = devm_kzalloc(dev, sizeof(*at91_chip), GFP_KERNEL);  in at91_gpio_probe()
1837 	if (!at91_chip)  in at91_gpio_probe()
1840 	at91_chip->regbase = devm_platform_ioremap_resource(pdev, 0);  in at91_gpio_probe()
1841 	if (IS_ERR(at91_chip->regbase))  in at91_gpio_probe()
1842 		return PTR_ERR(at91_chip->regbase);  in at91_gpio_probe()
1844 	at91_chip->ops = device_get_match_data(dev);  in at91_gpio_probe()
1845 	at91_chip->pioc_virq = irq;  in at91_gpio_probe()
1847 	at91_chip->clock = devm_clk_get_enabled(dev, NULL);  in at91_gpio_probe()
1848 	if (IS_ERR(at91_chip->clock))  in at91_gpio_probe()
1849 		return dev_err_probe(dev, PTR_ERR(at91_chip->clock), "failed to get clock, ignoring.\n");  in at91_gpio_probe()
1851 	at91_chip->chip = at91_gpio_template;  in at91_gpio_probe()
1852 	at91_chip->id = alias_idx;  in at91_gpio_probe()
1854 	chip = &at91_chip->chip;  in at91_gpio_probe()
1877 	range = &at91_chip->range;  in at91_gpio_probe()
1885 	ret = at91_gpio_of_irq_setup(pdev, at91_chip);  in at91_gpio_probe()
1889 	ret = gpiochip_add_data(chip, at91_chip);  in at91_gpio_probe()
1893 	gpio_chips[alias_idx] = at91_chip;  in at91_gpio_probe()
1894 	platform_set_drvdata(pdev, at91_chip);  in at91_gpio_probe()
1897 	dev_info(dev, "at address %p\n", at91_chip->regbase);  in at91_gpio_probe()