159 	struct davinci_gpio_controller *chips;  in davinci_gpio_probe()  local
193 	chips = devm_kzalloc(dev, sizeof(*chips), GFP_KERNEL);  in davinci_gpio_probe()
194 	if (!chips)  in davinci_gpio_probe()
202 		chips->irqs[i] = platform_get_irq(pdev, i);  in davinci_gpio_probe()
203 		if (chips->irqs[i] < 0)  in davinci_gpio_probe()
204 			return chips->irqs[i];  in davinci_gpio_probe()
207 	chips->chip.label = dev_name(dev);  in davinci_gpio_probe()
209 	chips->chip.direction_input = davinci_direction_in;  in davinci_gpio_probe()
210 	chips->chip.get = davinci_gpio_get;  in davinci_gpio_probe()
211 	chips->chip.direction_output = davinci_direction_out;  in davinci_gpio_probe()
212 	chips->chip.set = davinci_gpio_set;  in davinci_gpio_probe()
214 	chips->chip.ngpio = ngpio;  in davinci_gpio_probe()
215 	chips->chip.base = -1;  in davinci_gpio_probe()
218 	chips->chip.parent = dev;  in davinci_gpio_probe()
219 	chips->chip.request = gpiochip_generic_request;  in davinci_gpio_probe()
220 	chips->chip.free = gpiochip_generic_free;  in davinci_gpio_probe()
222 	spin_lock_init(&chips->lock);  in davinci_gpio_probe()
224 	chips->gpio_unbanked = gpio_unbanked;  in davinci_gpio_probe()
228 		chips->regs[bank] = gpio_base + offset_array[bank];  in davinci_gpio_probe()
230 	ret = devm_gpiochip_add_data(dev, &chips->chip, chips);  in davinci_gpio_probe()
234 	platform_set_drvdata(pdev, chips);  in davinci_gpio_probe()
398 	struct davinci_gpio_controller *chips =  in davinci_gpio_irq_map()  local
400 	struct davinci_gpio_regs __iomem *g = chips->regs[hw / 32];  in davinci_gpio_irq_map()
451 	struct davinci_gpio_controller *chips = platform_get_drvdata(pdev);  in davinci_gpio_irq_setup()  local
465 	ngpio = chips->chip.ngpio;  in davinci_gpio_irq_setup()
473 	if (!chips->gpio_unbanked) {  in davinci_gpio_irq_setup()
482 							chips);  in davinci_gpio_irq_setup()
495 	chips->chip.to_irq = gpio_to_irq_banked;  in davinci_gpio_irq_setup()
496 	chips->irq_domain = irq_domain;  in davinci_gpio_irq_setup()
503 	if (chips->gpio_unbanked) {  in davinci_gpio_irq_setup()
505 		chips->chip.to_irq = gpio_to_irq_unbanked;  in davinci_gpio_irq_setup()
507 		binten = GENMASK(chips->gpio_unbanked / 16, 0);  in davinci_gpio_irq_setup()
510 		irq = chips->irqs[0];  in davinci_gpio_irq_setup()
516 		g = chips->regs[0];  in davinci_gpio_irq_setup()
521 		for (gpio = 0; gpio < chips->gpio_unbanked; gpio++) {  in davinci_gpio_irq_setup()
522 			irq_set_chip(chips->irqs[gpio], irq_chip);  in davinci_gpio_irq_setup()
523 			irq_set_handler_data(chips->irqs[gpio], chips);  in davinci_gpio_irq_setup()
524 			irq_set_status_flags(chips->irqs[gpio],  in davinci_gpio_irq_setup()
540 		g = chips->regs[bank / 2];  in davinci_gpio_irq_setup()
558 		irqdata->chip = chips;  in davinci_gpio_irq_setup()
560 		irq_set_chained_handler_and_data(chips->irqs[bank],  in davinci_gpio_irq_setup()
576 static void davinci_gpio_save_context(struct davinci_gpio_controller *chips,  in davinci_gpio_save_context()  argument
584 	base = chips->regs[0] - offset_array[0];  in davinci_gpio_save_context()
585 	chips->binten_context = readl_relaxed(base + BINTEN);  in davinci_gpio_save_context()
588 		g = chips->regs[bank];  in davinci_gpio_save_context()
589 		context = &chips->context[bank];  in davinci_gpio_save_context()
600 static void davinci_gpio_restore_context(struct davinci_gpio_controller *chips,  in davinci_gpio_restore_context()  argument
608 	base = chips->regs[0] - offset_array[0];  in davinci_gpio_restore_context()
610 	if (readl_relaxed(base + BINTEN) != chips->binten_context)  in davinci_gpio_restore_context()
611 		writel_relaxed(chips->binten_context, base + BINTEN);  in davinci_gpio_restore_context()
614 		g = chips->regs[bank];  in davinci_gpio_restore_context()
615 		context = &chips->context[bank];  in davinci_gpio_restore_context()
629 	struct davinci_gpio_controller *chips = dev_get_drvdata(dev);  in davinci_gpio_suspend()  local
630 	u32 nbank = DIV_ROUND_UP(chips->chip.ngpio, 32);  in davinci_gpio_suspend()
632 	davinci_gpio_save_context(chips, nbank);  in davinci_gpio_suspend()
639 	struct davinci_gpio_controller *chips = dev_get_drvdata(dev);  in davinci_gpio_resume()  local
640 	u32 nbank = DIV_ROUND_UP(chips->chip.ngpio, 32);  in davinci_gpio_resume()
642 	davinci_gpio_restore_context(chips, nbank);  in davinci_gpio_resume()