1 // SPDX-License-Identifier: GPL-2.0-only
24 static int adp5585_gpio_get_direction(struct gpio_chip *chip, unsigned int off)  in adp5585_gpio_get_direction()  argument
26 	struct adp5585_gpio_dev *adp5585_gpio = gpiochip_get_data(chip);  in adp5585_gpio_get_direction()
27 	unsigned int bank = ADP5585_BANK(off);  in adp5585_gpio_get_direction()
28 	unsigned int bit = ADP5585_BIT(off);  in adp5585_gpio_get_direction()
31 	regmap_read(adp5585_gpio->regmap, ADP5585_GPIO_DIRECTION_A + bank, &val);  in adp5585_gpio_get_direction()
36 static int adp5585_gpio_direction_input(struct gpio_chip *chip, unsigned int off)  in adp5585_gpio_direction_input()  argument
38 	struct adp5585_gpio_dev *adp5585_gpio = gpiochip_get_data(chip);  in adp5585_gpio_direction_input()
39 	unsigned int bank = ADP5585_BANK(off);  in adp5585_gpio_direction_input()
40 	unsigned int bit = ADP5585_BIT(off);  in adp5585_gpio_direction_input()
42 	return regmap_clear_bits(adp5585_gpio->regmap,  in adp5585_gpio_direction_input()
46 static int adp5585_gpio_direction_output(struct gpio_chip *chip, unsigned int off, int val)  in adp5585_gpio_direction_output()  argument
48 	struct adp5585_gpio_dev *adp5585_gpio = gpiochip_get_data(chip);  in adp5585_gpio_direction_output()
49 	unsigned int bank = ADP5585_BANK(off);  in adp5585_gpio_direction_output()
50 	unsigned int bit = ADP5585_BIT(off);  in adp5585_gpio_direction_output()
53 	ret = regmap_update_bits(adp5585_gpio->regmap,  in adp5585_gpio_direction_output()
59 	return regmap_set_bits(adp5585_gpio->regmap,  in adp5585_gpio_direction_output()
63 static int adp5585_gpio_get_value(struct gpio_chip *chip, unsigned int off)  in adp5585_gpio_get_value()  argument
65 	struct adp5585_gpio_dev *adp5585_gpio = gpiochip_get_data(chip);  in adp5585_gpio_get_value()
66 	unsigned int bank = ADP5585_BANK(off);  in adp5585_gpio_get_value()
67 	unsigned int bit = ADP5585_BIT(off);  in adp5585_gpio_get_value()
82 	regmap_read(adp5585_gpio->regmap, ADP5585_GPIO_DIRECTION_A + bank, &val);  in adp5585_gpio_get_value()
84 	regmap_read(adp5585_gpio->regmap, reg + bank, &val);  in adp5585_gpio_get_value()
89 static void adp5585_gpio_set_value(struct gpio_chip *chip, unsigned int off, int val)  in adp5585_gpio_set_value()  argument
91 	struct adp5585_gpio_dev *adp5585_gpio = gpiochip_get_data(chip);  in adp5585_gpio_set_value()
92 	unsigned int bank = ADP5585_BANK(off);  in adp5585_gpio_set_value()
93 	unsigned int bit = ADP5585_BIT(off);  in adp5585_gpio_set_value()
95 	regmap_update_bits(adp5585_gpio->regmap, ADP5585_GPO_DATA_OUT_A + bank,  in adp5585_gpio_set_value()
100 				 unsigned int off, unsigned int bias)  in adp5585_gpio_set_bias()  argument
109 	bit = off * 2 + (off > 5 ? 4 : 0);  in adp5585_gpio_set_bias()
114 	return regmap_update_bits(adp5585_gpio->regmap, reg, mask, val);  in adp5585_gpio_set_bias()
118 				  unsigned int off, enum pin_config_param drive)  in adp5585_gpio_set_drive()  argument
120 	unsigned int bank = ADP5585_BANK(off);  in adp5585_gpio_set_drive()
121 	unsigned int bit = ADP5585_BIT(off);  in adp5585_gpio_set_drive()
123 	return regmap_update_bits(adp5585_gpio->regmap,  in adp5585_gpio_set_drive()
129 				     unsigned int off, unsigned int debounce)  in adp5585_gpio_set_debounce()  argument
131 	unsigned int bank = ADP5585_BANK(off);  in adp5585_gpio_set_debounce()
132 	unsigned int bit = ADP5585_BIT(off);  in adp5585_gpio_set_debounce()
134 	return regmap_update_bits(adp5585_gpio->regmap,  in adp5585_gpio_set_debounce()
139 static int adp5585_gpio_set_config(struct gpio_chip *chip, unsigned int off,  in adp5585_gpio_set_config()  argument
142 	struct adp5585_gpio_dev *adp5585_gpio = gpiochip_get_data(chip);  in adp5585_gpio_set_config()
148 		return adp5585_gpio_set_bias(adp5585_gpio, off,  in adp5585_gpio_set_config()
152 		return adp5585_gpio_set_bias(adp5585_gpio, off, arg ?  in adp5585_gpio_set_config()
157 		return adp5585_gpio_set_bias(adp5585_gpio, off, arg ?  in adp5585_gpio_set_config()
163 		return adp5585_gpio_set_drive(adp5585_gpio, off, param);  in adp5585_gpio_set_config()
166 		return adp5585_gpio_set_debounce(adp5585_gpio, off, arg);  in adp5585_gpio_set_config()
169 		return -ENOTSUPP;  in adp5585_gpio_set_config()
175 	struct adp5585_dev *adp5585 = dev_get_drvdata(pdev->dev.parent);  in adp5585_gpio_probe()
177 	struct device *dev = &pdev->dev;  in adp5585_gpio_probe()
183 		return -ENOMEM;  in adp5585_gpio_probe()
185 	adp5585_gpio->regmap = adp5585->regmap;  in adp5585_gpio_probe()
187 	device_set_of_node_from_dev(dev, dev->parent);  in adp5585_gpio_probe()
189 	gc = &adp5585_gpio->gpio_chip;  in adp5585_gpio_probe()
190 	gc->parent = dev;  in adp5585_gpio_probe()
191 	gc->get_direction = adp5585_gpio_get_direction;  in adp5585_gpio_probe()
192 	gc->direction_input = adp5585_gpio_direction_input;  in adp5585_gpio_probe()
193 	gc->direction_output = adp5585_gpio_direction_output;  in adp5585_gpio_probe()
194 	gc->get = adp5585_gpio_get_value;  in adp5585_gpio_probe()
195 	gc->set = adp5585_gpio_set_value;  in adp5585_gpio_probe()
196 	gc->set_config = adp5585_gpio_set_config;  in adp5585_gpio_probe()
197 	gc->can_sleep = true;  in adp5585_gpio_probe()
199 	gc->base = -1;  in adp5585_gpio_probe()
200 	gc->ngpio = ADP5585_GPIO_MAX;  in adp5585_gpio_probe()
201 	gc->label = pdev->name;  in adp5585_gpio_probe()
202 	gc->owner = THIS_MODULE;  in adp5585_gpio_probe()
204 	ret = devm_gpiochip_add_data(dev, &adp5585_gpio->gpio_chip,  in adp5585_gpio_probe()
207 		return dev_err_probe(dev, ret, "failed to add GPIO chip\n");  in adp5585_gpio_probe()
213 	{ "adp5585-gpio" },
220 		.name = "adp5585-gpio",