55 struct tb10x_gpio {  struct
63 static inline u32 tb10x_reg_read(struct tb10x_gpio *gpio, unsigned int offs)  in tb10x_reg_read()  argument
68 static inline void tb10x_reg_write(struct tb10x_gpio *gpio, unsigned int offs,  in tb10x_reg_write()
74 static inline void tb10x_set_bits(struct tb10x_gpio *gpio, unsigned int offs,  in tb10x_set_bits()
90 static inline struct tb10x_gpio *to_tb10x_gpio(struct gpio_chip *chip)  in to_tb10x_gpio()
92 	return container_of(chip, struct tb10x_gpio, gc);  in to_tb10x_gpio()
97 	struct tb10x_gpio *tb10x_gpio = to_tb10x_gpio(chip);  in tb10x_gpio_direction_in()  local
101 	tb10x_set_bits(tb10x_gpio, OFFSET_TO_REG_DDR, mask, val);  in tb10x_gpio_direction_in()
108 	struct tb10x_gpio *tb10x_gpio = to_tb10x_gpio(chip);  in tb10x_gpio_get()  local
111 	val = tb10x_reg_read(tb10x_gpio, OFFSET_TO_REG_DATA);  in tb10x_gpio_get()
121 	struct tb10x_gpio *tb10x_gpio = to_tb10x_gpio(chip);  in tb10x_gpio_set()  local
125 	tb10x_set_bits(tb10x_gpio, OFFSET_TO_REG_DATA, mask, val);  in tb10x_gpio_set()
131 	struct tb10x_gpio *tb10x_gpio = to_tb10x_gpio(chip);  in tb10x_gpio_direction_out()  local
136 	tb10x_set_bits(tb10x_gpio, OFFSET_TO_REG_DDR, mask, val);  in tb10x_gpio_direction_out()
143 	struct tb10x_gpio *tb10x_gpio = to_tb10x_gpio(chip);  in tb10x_gpio_to_irq()  local
145 	return irq_create_mapping(tb10x_gpio->domain, offset);  in tb10x_gpio_to_irq()
162 	struct tb10x_gpio *tb10x_gpio = data;  in tb10x_gpio_irq_cascade()  local
163 	u32 r = tb10x_reg_read(tb10x_gpio, OFFSET_TO_REG_CHANGE);  in tb10x_gpio_irq_cascade()
164 	u32 m = tb10x_reg_read(tb10x_gpio, OFFSET_TO_REG_INT_EN);  in tb10x_gpio_irq_cascade()
169 		generic_handle_irq(irq_find_mapping(tb10x_gpio->domain, i));  in tb10x_gpio_irq_cascade()
176 	struct tb10x_gpio *tb10x_gpio;  in tb10x_gpio_probe()  local
188 	tb10x_gpio = devm_kzalloc(&pdev->dev, sizeof(*tb10x_gpio), GFP_KERNEL);  in tb10x_gpio_probe()
189 	if (tb10x_gpio == NULL)  in tb10x_gpio_probe()
192 	spin_lock_init(&tb10x_gpio->spinlock);  in tb10x_gpio_probe()
195 	tb10x_gpio->base = devm_ioremap_resource(&pdev->dev, mem);  in tb10x_gpio_probe()
196 	if (IS_ERR(tb10x_gpio->base))  in tb10x_gpio_probe()
197 		return PTR_ERR(tb10x_gpio->base);  in tb10x_gpio_probe()
199 	tb10x_gpio->gc.label		= of_node_full_name(dn);  in tb10x_gpio_probe()
200 	tb10x_gpio->gc.dev		= &pdev->dev;  in tb10x_gpio_probe()
201 	tb10x_gpio->gc.owner		= THIS_MODULE;  in tb10x_gpio_probe()
202 	tb10x_gpio->gc.direction_input	= tb10x_gpio_direction_in;  in tb10x_gpio_probe()
203 	tb10x_gpio->gc.get		= tb10x_gpio_get;  in tb10x_gpio_probe()
204 	tb10x_gpio->gc.direction_output	= tb10x_gpio_direction_out;  in tb10x_gpio_probe()
205 	tb10x_gpio->gc.set		= tb10x_gpio_set;  in tb10x_gpio_probe()
206 	tb10x_gpio->gc.request		= gpiochip_generic_request;  in tb10x_gpio_probe()
207 	tb10x_gpio->gc.free		= gpiochip_generic_free;  in tb10x_gpio_probe()
208 	tb10x_gpio->gc.base		= -1;  in tb10x_gpio_probe()
209 	tb10x_gpio->gc.ngpio		= ngpio;  in tb10x_gpio_probe()
210 	tb10x_gpio->gc.can_sleep	= false;  in tb10x_gpio_probe()
213 	ret = gpiochip_add(&tb10x_gpio->gc);  in tb10x_gpio_probe()
219 	platform_set_drvdata(pdev, tb10x_gpio);  in tb10x_gpio_probe()
230 		tb10x_gpio->gc.to_irq	= tb10x_gpio_to_irq;  in tb10x_gpio_probe()
231 		tb10x_gpio->irq		= ret;  in tb10x_gpio_probe()
235 				dev_name(&pdev->dev), tb10x_gpio);  in tb10x_gpio_probe()
239 		tb10x_gpio->domain = irq_domain_add_linear(dn,  in tb10x_gpio_probe()
240 						tb10x_gpio->gc.ngpio,  in tb10x_gpio_probe()
242 		if (!tb10x_gpio->domain) {  in tb10x_gpio_probe()
247 		ret = irq_alloc_domain_generic_chips(tb10x_gpio->domain,  in tb10x_gpio_probe()
248 				tb10x_gpio->gc.ngpio, 1, tb10x_gpio->gc.label,  in tb10x_gpio_probe()
254 		gc = tb10x_gpio->domain->gc->gc[0];  in tb10x_gpio_probe()
255 		gc->reg_base                         = tb10x_gpio->base;  in tb10x_gpio_probe()
270 	gpiochip_remove(&tb10x_gpio->gc);  in tb10x_gpio_probe()
278 	struct tb10x_gpio *tb10x_gpio = platform_get_drvdata(pdev);  in tb10x_gpio_remove()  local
280 	if (tb10x_gpio->gc.to_irq) {  in tb10x_gpio_remove()
281 		irq_remove_generic_chip(tb10x_gpio->domain->gc->gc[0],  in tb10x_gpio_remove()
282 					BIT(tb10x_gpio->gc.ngpio) - 1, 0, 0);  in tb10x_gpio_remove()
283 		kfree(tb10x_gpio->domain->gc);  in tb10x_gpio_remove()
284 		irq_domain_remove(tb10x_gpio->domain);  in tb10x_gpio_remove()
286 	gpiochip_remove(&tb10x_gpio->gc);  in tb10x_gpio_remove()