2  * Copyright (C) ST-Ericsson SA 2010
5  * Author: Hanumath Prasad <hanumath.prasad@stericsson.com> for ST-Ericsson
6  * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
40 	struct tc3589x *tc3589x = tc3589x_gpio->tc3589x;  in tc3589x_gpio_get()
55 	struct tc3589x *tc3589x = tc3589x_gpio->tc3589x;  in tc3589x_gpio_set()
67 	struct tc3589x *tc3589x = tc3589x_gpio->tc3589x;  in tc3589x_gpio_direction_output()
80 	struct tc3589x *tc3589x = tc3589x_gpio->tc3589x;  in tc3589x_gpio_direction_input()
91 	struct tc3589x *tc3589x = tc3589x_gpio->tc3589x;  in tc3589x_gpio_get_direction()
107 	struct tc3589x *tc3589x = tc3589x_gpio->tc3589x;  in tc3589x_gpio_set_config()
110 	 * ODM bit 0 = drive to GND or Hi-Z (open drain)  in tc3589x_gpio_set_config()
111 	 * ODM bit 1 = drive to VDD or Hi-Z (open source)  in tc3589x_gpio_set_config()
120 		/* Set open drain mode */  in tc3589x_gpio_set_config()
124 		/* Enable open drain/source mode */  in tc3589x_gpio_set_config()
127 		/* Set open source mode */  in tc3589x_gpio_set_config()
131 		/* Enable open drain/source mode */  in tc3589x_gpio_set_config()
134 		/* Disable open drain/source mode */  in tc3589x_gpio_set_config()
139 	return -ENOTSUPP;  in tc3589x_gpio_set_config()
158 	int offset = d->hwirq;  in tc3589x_gpio_irq_set_type()
163 		tc3589x_gpio->regs[REG_IBE][regoffset] |= mask;  in tc3589x_gpio_irq_set_type()
167 	tc3589x_gpio->regs[REG_IBE][regoffset] &= ~mask;  in tc3589x_gpio_irq_set_type()
170 		tc3589x_gpio->regs[REG_IS][regoffset] |= mask;  in tc3589x_gpio_irq_set_type()
172 		tc3589x_gpio->regs[REG_IS][regoffset] &= ~mask;  in tc3589x_gpio_irq_set_type()
175 		tc3589x_gpio->regs[REG_IEV][regoffset] |= mask;  in tc3589x_gpio_irq_set_type()
177 		tc3589x_gpio->regs[REG_IEV][regoffset] &= ~mask;  in tc3589x_gpio_irq_set_type()
187 	mutex_lock(&tc3589x_gpio->irq_lock);  in tc3589x_gpio_irq_lock()
194 	struct tc3589x *tc3589x = tc3589x_gpio->tc3589x;  in tc3589x_gpio_irq_sync_unlock()
205 			u8 old = tc3589x_gpio->oldregs[i][j];  in tc3589x_gpio_irq_sync_unlock()
206 			u8 new = tc3589x_gpio->regs[i][j];  in tc3589x_gpio_irq_sync_unlock()
211 			tc3589x_gpio->oldregs[i][j] = new;  in tc3589x_gpio_irq_sync_unlock()
216 	mutex_unlock(&tc3589x_gpio->irq_lock);  in tc3589x_gpio_irq_sync_unlock()
223 	int offset = d->hwirq;  in tc3589x_gpio_irq_mask()
227 	tc3589x_gpio->regs[REG_IE][regoffset] &= ~mask;  in tc3589x_gpio_irq_mask()
234 	int offset = d->hwirq;  in tc3589x_gpio_irq_unmask()
238 	tc3589x_gpio->regs[REG_IE][regoffset] |= mask;  in tc3589x_gpio_irq_unmask()
242 	.name			= "tc3589x-gpio",
253 	struct tc3589x *tc3589x = tc3589x_gpio->tc3589x;  in tc3589x_gpio_irq()
271 			int irq = irq_find_mapping(tc3589x_gpio->chip.irq.domain,  in tc3589x_gpio_irq()
286 	struct tc3589x *tc3589x = dev_get_drvdata(pdev->dev.parent);  in tc3589x_gpio_probe()
287 	struct device_node *np = pdev->dev.of_node;  in tc3589x_gpio_probe()
293 		dev_err(&pdev->dev, "No Device Tree node found\n");  in tc3589x_gpio_probe()
294 		return -EINVAL;  in tc3589x_gpio_probe()
301 	tc3589x_gpio = devm_kzalloc(&pdev->dev, sizeof(struct tc3589x_gpio),  in tc3589x_gpio_probe()
304 		return -ENOMEM;  in tc3589x_gpio_probe()
306 	mutex_init(&tc3589x_gpio->irq_lock);  in tc3589x_gpio_probe()
308 	tc3589x_gpio->dev = &pdev->dev;  in tc3589x_gpio_probe()
309 	tc3589x_gpio->tc3589x = tc3589x;  in tc3589x_gpio_probe()
311 	tc3589x_gpio->chip = template_chip;  in tc3589x_gpio_probe()
312 	tc3589x_gpio->chip.ngpio = tc3589x->num_gpio;  in tc3589x_gpio_probe()
313 	tc3589x_gpio->chip.parent = &pdev->dev;  in tc3589x_gpio_probe()
314 	tc3589x_gpio->chip.base = -1;  in tc3589x_gpio_probe()
315 	tc3589x_gpio->chip.of_node = np;  in tc3589x_gpio_probe()
323 	ret = devm_request_threaded_irq(&pdev->dev,  in tc3589x_gpio_probe()
325 					IRQF_ONESHOT, "tc3589x-gpio",  in tc3589x_gpio_probe()
328 		dev_err(&pdev->dev, "unable to get irq: %d\n", ret);  in tc3589x_gpio_probe()
332 	ret = devm_gpiochip_add_data(&pdev->dev, &tc3589x_gpio->chip,  in tc3589x_gpio_probe()
335 		dev_err(&pdev->dev, "unable to add gpiochip: %d\n", ret);  in tc3589x_gpio_probe()
339 	ret =  gpiochip_irqchip_add_nested(&tc3589x_gpio->chip,  in tc3589x_gpio_probe()
345 		dev_err(&pdev->dev,  in tc3589x_gpio_probe()
350 	gpiochip_set_nested_irqchip(&tc3589x_gpio->chip,  in tc3589x_gpio_probe()
360 	.driver.name	= "tc3589x-gpio",