41 void __nmk_gpio_set_slpm(struct nmk_gpio_chip *nmk_chip, unsigned int offset,  in __nmk_gpio_set_slpm()  argument
47 	if (WARN_ON(nmk_chip->is_mobileye_soc))  in __nmk_gpio_set_slpm()
50 	slpm = readl(nmk_chip->addr + NMK_GPIO_SLPC);  in __nmk_gpio_set_slpm()
55 	writel(slpm, nmk_chip->addr + NMK_GPIO_SLPC);  in __nmk_gpio_set_slpm()
58 static void __nmk_gpio_set_output(struct nmk_gpio_chip *nmk_chip,  in __nmk_gpio_set_output()  argument
62 		writel(BIT(offset), nmk_chip->addr + NMK_GPIO_DATS);  in __nmk_gpio_set_output()
64 		writel(BIT(offset), nmk_chip->addr + NMK_GPIO_DATC);  in __nmk_gpio_set_output()
67 void __nmk_gpio_make_output(struct nmk_gpio_chip *nmk_chip,  in __nmk_gpio_make_output()  argument
70 	writel(BIT(offset), nmk_chip->addr + NMK_GPIO_DIRS);  in __nmk_gpio_make_output()
71 	__nmk_gpio_set_output(nmk_chip, offset, val);  in __nmk_gpio_make_output()
79 	struct nmk_gpio_chip *nmk_chip = gpiochip_get_data(gc);  in nmk_gpio_irq_ack()  local
81 	clk_enable(nmk_chip->clk);  in nmk_gpio_irq_ack()
82 	writel(BIT(d->hwirq), nmk_chip->addr + NMK_GPIO_IC);  in nmk_gpio_irq_ack()
83 	clk_disable(nmk_chip->clk);  in nmk_gpio_irq_ack()
91 static void __nmk_gpio_irq_modify(struct nmk_gpio_chip *nmk_chip,  in __nmk_gpio_irq_modify()  argument
103 		rimscval = &nmk_chip->rimsc;  in __nmk_gpio_irq_modify()
104 		fimscval = &nmk_chip->fimsc;  in __nmk_gpio_irq_modify()
107 		if (WARN_ON(nmk_chip->is_mobileye_soc))  in __nmk_gpio_irq_modify()
111 		rimscval = &nmk_chip->rwimsc;  in __nmk_gpio_irq_modify()
112 		fimscval = &nmk_chip->fwimsc;  in __nmk_gpio_irq_modify()
116 	if (nmk_chip->edge_rising & BIT(offset)) {  in __nmk_gpio_irq_modify()
121 		writel(*rimscval, nmk_chip->addr + rimscreg);  in __nmk_gpio_irq_modify()
123 	if (nmk_chip->edge_falling & BIT(offset)) {  in __nmk_gpio_irq_modify()
128 		writel(*fimscval, nmk_chip->addr + fimscreg);  in __nmk_gpio_irq_modify()
132 static void __nmk_gpio_set_wake(struct nmk_gpio_chip *nmk_chip,  in __nmk_gpio_set_wake()  argument
136 	if (WARN_ON(nmk_chip->is_mobileye_soc))  in __nmk_gpio_set_wake()
144 	if (nmk_chip->sleepmode && on) {  in __nmk_gpio_set_wake()
145 		__nmk_gpio_set_slpm(nmk_chip, offset,  in __nmk_gpio_set_wake()
149 	__nmk_gpio_irq_modify(nmk_chip, offset, WAKE, on);  in __nmk_gpio_set_wake()
152 static void nmk_gpio_irq_maskunmask(struct nmk_gpio_chip *nmk_chip,  in nmk_gpio_irq_maskunmask()  argument
157 	clk_enable(nmk_chip->clk);  in nmk_gpio_irq_maskunmask()
159 	spin_lock(&nmk_chip->lock);  in nmk_gpio_irq_maskunmask()
161 	__nmk_gpio_irq_modify(nmk_chip, d->hwirq, NORMAL, enable);  in nmk_gpio_irq_maskunmask()
163 	if (!nmk_chip->is_mobileye_soc && !(nmk_chip->real_wake & BIT(d->hwirq)))  in nmk_gpio_irq_maskunmask()
164 		__nmk_gpio_set_wake(nmk_chip, d->hwirq, enable);  in nmk_gpio_irq_maskunmask()
166 	spin_unlock(&nmk_chip->lock);  in nmk_gpio_irq_maskunmask()
168 	clk_disable(nmk_chip->clk);  in nmk_gpio_irq_maskunmask()
174 	struct nmk_gpio_chip *nmk_chip = gpiochip_get_data(gc);  in nmk_gpio_irq_mask()  local
176 	nmk_gpio_irq_maskunmask(nmk_chip, d, false);  in nmk_gpio_irq_mask()
183 	struct nmk_gpio_chip *nmk_chip = gpiochip_get_data(gc);  in nmk_gpio_irq_unmask()  local
186 	nmk_gpio_irq_maskunmask(nmk_chip, d, true);  in nmk_gpio_irq_unmask()
192 	struct nmk_gpio_chip *nmk_chip = gpiochip_get_data(gc);  in nmk_gpio_irq_set_wake()  local
196 	if (nmk_chip->is_mobileye_soc)  in nmk_gpio_irq_set_wake()
199 	clk_enable(nmk_chip->clk);  in nmk_gpio_irq_set_wake()
201 	spin_lock(&nmk_chip->lock);  in nmk_gpio_irq_set_wake()
204 		__nmk_gpio_set_wake(nmk_chip, d->hwirq, on);  in nmk_gpio_irq_set_wake()
207 		nmk_chip->real_wake |= BIT(d->hwirq);  in nmk_gpio_irq_set_wake()
209 		nmk_chip->real_wake &= ~BIT(d->hwirq);  in nmk_gpio_irq_set_wake()
211 	spin_unlock(&nmk_chip->lock);  in nmk_gpio_irq_set_wake()
213 	clk_disable(nmk_chip->clk);  in nmk_gpio_irq_set_wake()
221 	struct nmk_gpio_chip *nmk_chip = gpiochip_get_data(gc);  in nmk_gpio_irq_set_type()  local
231 	clk_enable(nmk_chip->clk);  in nmk_gpio_irq_set_type()
232 	spin_lock_irqsave(&nmk_chip->lock, flags);  in nmk_gpio_irq_set_type()
235 		__nmk_gpio_irq_modify(nmk_chip, d->hwirq, NORMAL, false);  in nmk_gpio_irq_set_type()
237 	if (!nmk_chip->is_mobileye_soc && (enabled || wake))  in nmk_gpio_irq_set_type()
238 		__nmk_gpio_irq_modify(nmk_chip, d->hwirq, WAKE, false);  in nmk_gpio_irq_set_type()
240 	nmk_chip->edge_rising &= ~BIT(d->hwirq);  in nmk_gpio_irq_set_type()
242 		nmk_chip->edge_rising |= BIT(d->hwirq);  in nmk_gpio_irq_set_type()
244 	nmk_chip->edge_falling &= ~BIT(d->hwirq);  in nmk_gpio_irq_set_type()
246 		nmk_chip->edge_falling |= BIT(d->hwirq);  in nmk_gpio_irq_set_type()
249 		__nmk_gpio_irq_modify(nmk_chip, d->hwirq, NORMAL, true);  in nmk_gpio_irq_set_type()
251 	if (!nmk_chip->is_mobileye_soc && (enabled || wake))  in nmk_gpio_irq_set_type()
252 		__nmk_gpio_irq_modify(nmk_chip, d->hwirq, WAKE, true);  in nmk_gpio_irq_set_type()
254 	spin_unlock_irqrestore(&nmk_chip->lock, flags);  in nmk_gpio_irq_set_type()
255 	clk_disable(nmk_chip->clk);  in nmk_gpio_irq_set_type()
263 	struct nmk_gpio_chip *nmk_chip = gpiochip_get_data(gc);  in nmk_gpio_irq_startup()  local
265 	clk_enable(nmk_chip->clk);  in nmk_gpio_irq_startup()
273 	struct nmk_gpio_chip *nmk_chip = gpiochip_get_data(gc);  in nmk_gpio_irq_shutdown()  local
276 	clk_disable(nmk_chip->clk);  in nmk_gpio_irq_shutdown()
281 	struct nmk_gpio_chip *nmk_chip = dev_id;  in nmk_gpio_irq_handler()  local
282 	struct gpio_chip *chip = &nmk_chip->chip;  in nmk_gpio_irq_handler()
287 	clk_enable(nmk_chip->clk);  in nmk_gpio_irq_handler()
289 	status = readl(nmk_chip->addr + NMK_GPIO_IS);  in nmk_gpio_irq_handler()
293 		writel(status & ~mask, nmk_chip->addr + NMK_GPIO_IC);  in nmk_gpio_irq_handler()
295 	clk_disable(nmk_chip->clk);  in nmk_gpio_irq_handler()
307 	struct nmk_gpio_chip *nmk_chip = gpiochip_get_data(chip);  in nmk_gpio_get_dir()  local
310 	clk_enable(nmk_chip->clk);  in nmk_gpio_get_dir()
312 	dir = readl(nmk_chip->addr + NMK_GPIO_DIR) & BIT(offset);  in nmk_gpio_get_dir()
314 	clk_disable(nmk_chip->clk);  in nmk_gpio_get_dir()
324 	struct nmk_gpio_chip *nmk_chip = gpiochip_get_data(chip);  in nmk_gpio_make_input()  local
326 	clk_enable(nmk_chip->clk);  in nmk_gpio_make_input()
328 	writel(BIT(offset), nmk_chip->addr + NMK_GPIO_DIRC);  in nmk_gpio_make_input()
330 	clk_disable(nmk_chip->clk);  in nmk_gpio_make_input()
337 	struct nmk_gpio_chip *nmk_chip = gpiochip_get_data(chip);  in nmk_gpio_get_input()  local
340 	clk_enable(nmk_chip->clk);  in nmk_gpio_get_input()
342 	value = !!(readl(nmk_chip->addr + NMK_GPIO_DAT) & BIT(offset));  in nmk_gpio_get_input()
344 	clk_disable(nmk_chip->clk);  in nmk_gpio_get_input()
352 	struct nmk_gpio_chip *nmk_chip = gpiochip_get_data(chip);  in nmk_gpio_set_output()  local
354 	clk_enable(nmk_chip->clk);  in nmk_gpio_set_output()
356 	__nmk_gpio_set_output(nmk_chip, offset, val);  in nmk_gpio_set_output()
358 	clk_disable(nmk_chip->clk);  in nmk_gpio_set_output()
364 	struct nmk_gpio_chip *nmk_chip = gpiochip_get_data(chip);  in nmk_gpio_make_output()  local
366 	clk_enable(nmk_chip->clk);  in nmk_gpio_make_output()
368 	__nmk_gpio_make_output(nmk_chip, offset, val);  in nmk_gpio_make_output()
370 	clk_disable(nmk_chip->clk);  in nmk_gpio_make_output()
377 static int nmk_gpio_get_mode(struct nmk_gpio_chip *nmk_chip, int offset)  in nmk_gpio_get_mode()  argument
382 	if (nmk_chip->is_mobileye_soc)  in nmk_gpio_get_mode()
385 	clk_enable(nmk_chip->clk);  in nmk_gpio_get_mode()
387 	afunc = readl(nmk_chip->addr + NMK_GPIO_AFSLA) & BIT(offset);  in nmk_gpio_get_mode()
388 	bfunc = readl(nmk_chip->addr + NMK_GPIO_AFSLB) & BIT(offset);  in nmk_gpio_get_mode()
390 	clk_disable(nmk_chip->clk);  in nmk_gpio_get_mode()
399 	struct nmk_gpio_chip *nmk_chip = gpiochip_get_data(chip);  in nmk_gpio_dbg_show_one()  local
419 	clk_enable(nmk_chip->clk);  in nmk_gpio_dbg_show_one()
420 	is_out = !!(readl(nmk_chip->addr + NMK_GPIO_DIR) & BIT(offset));  in nmk_gpio_dbg_show_one()
421 	pull = !(readl(nmk_chip->addr + NMK_GPIO_PDIS) & BIT(offset));  in nmk_gpio_dbg_show_one()
422 	data_out = !!(readl(nmk_chip->addr + NMK_GPIO_DAT) & BIT(offset));  in nmk_gpio_dbg_show_one()
423 	mode = nmk_gpio_get_mode(nmk_chip, offset);  in nmk_gpio_dbg_show_one()
461 			if (nmk_chip->edge_rising & BIT(offset))  in nmk_gpio_dbg_show_one()
463 			else if (nmk_chip->edge_falling & BIT(offset))  in nmk_gpio_dbg_show_one()
468 			wake = !!(nmk_chip->real_wake & BIT(offset));  in nmk_gpio_dbg_show_one()
474 	clk_disable(nmk_chip->clk);  in nmk_gpio_dbg_show_one()
502 	struct nmk_gpio_chip *nmk_chip;  in nmk_gpio_populate_chip()  local
534 	nmk_chip = nmk_gpio_chips[id];  in nmk_gpio_populate_chip()
535 	if (nmk_chip) {  in nmk_gpio_populate_chip()
537 		return nmk_chip;  in nmk_gpio_populate_chip()
541 	nmk_chip = devm_kzalloc(dev, sizeof(*nmk_chip), GFP_KERNEL);  in nmk_gpio_populate_chip()
542 	if (!nmk_chip) {  in nmk_gpio_populate_chip()
552 	nmk_chip->is_mobileye_soc = device_is_compatible(gpio_dev,  in nmk_gpio_populate_chip()
554 	nmk_chip->bank = id;  in nmk_gpio_populate_chip()
555 	chip = &nmk_chip->chip;  in nmk_gpio_populate_chip()
568 	nmk_chip->addr = base;  in nmk_gpio_populate_chip()
577 	nmk_chip->clk = clk;  in nmk_gpio_populate_chip()
606 	nmk_gpio_chips[id] = nmk_chip;  in nmk_gpio_populate_chip()
608 	return nmk_chip;  in nmk_gpio_populate_chip()
614 	struct nmk_gpio_chip *nmk_chip = gpiochip_get_data(gc);  in nmk_gpio_irq_print_chip()  local
616 	seq_printf(p, "nmk%u-%u-%u", nmk_chip->bank,  in nmk_gpio_irq_print_chip()
636 	struct nmk_gpio_chip *nmk_chip;  in nmk_gpio_probe()  local
643 	nmk_chip = nmk_gpio_populate_chip(dev_fwnode(dev), pdev);  in nmk_gpio_probe()
644 	if (IS_ERR(nmk_chip)) {  in nmk_gpio_probe()
646 		return PTR_ERR(nmk_chip);  in nmk_gpio_probe()
653 	pdev->id = nmk_chip->bank;  in nmk_gpio_probe()
663 	nmk_chip->sleepmode = supports_sleepmode;  in nmk_gpio_probe()
664 	spin_lock_init(&nmk_chip->lock);  in nmk_gpio_probe()
666 	chip = &nmk_chip->chip;  in nmk_gpio_probe()
688 			       dev_name(dev), nmk_chip);  in nmk_gpio_probe()
694 	if (!nmk_chip->is_mobileye_soc) {  in nmk_gpio_probe()
695 		clk_enable(nmk_chip->clk);  in nmk_gpio_probe()
696 		nmk_chip->lowemi = readl_relaxed(nmk_chip->addr + NMK_GPIO_LOWEMI);  in nmk_gpio_probe()
697 		clk_disable(nmk_chip->clk);  in nmk_gpio_probe()
700 	ret = gpiochip_add_data(chip, nmk_chip);  in nmk_gpio_probe()
704 	platform_set_drvdata(pdev, nmk_chip);  in nmk_gpio_probe()