20 static int bd70528_set_debounce(struct bd70528_gpio *bdgpio,  in bd70528_set_debounce()  argument
39 		dev_err(bdgpio->dev,  in bd70528_set_debounce()
43 	return regmap_update_bits(bdgpio->regmap, GPIO_IN_REG(offset),  in bd70528_set_debounce()
49 	struct bd70528_gpio *bdgpio = gpiochip_get_data(chip);  in bd70528_get_direction()  local
53 	ret = regmap_read(bdgpio->regmap, GPIO_OUT_REG(offset), &val);  in bd70528_get_direction()
55 		dev_err(bdgpio->dev, "Could not read gpio direction\n");  in bd70528_get_direction()
67 	struct bd70528_gpio *bdgpio = gpiochip_get_data(chip);  in bd70528_gpio_set_config()  local
71 		return regmap_update_bits(bdgpio->regmap,  in bd70528_gpio_set_config()
77 		return regmap_update_bits(bdgpio->regmap,  in bd70528_gpio_set_config()
83 		return bd70528_set_debounce(bdgpio, offset,  in bd70528_gpio_set_config()
94 	struct bd70528_gpio *bdgpio = gpiochip_get_data(chip);  in bd70528_direction_input()  local
97 	return regmap_update_bits(bdgpio->regmap, GPIO_OUT_REG(offset),  in bd70528_direction_input()
106 	struct bd70528_gpio *bdgpio = gpiochip_get_data(chip);  in bd70528_gpio_set()  local
109 	ret = regmap_update_bits(bdgpio->regmap, GPIO_OUT_REG(offset),  in bd70528_gpio_set()
112 		dev_err(bdgpio->dev, "Could not set gpio to %d\n", value);  in bd70528_gpio_set()
118 	struct bd70528_gpio *bdgpio = gpiochip_get_data(chip);  in bd70528_direction_output()  local
121 	return regmap_update_bits(bdgpio->regmap, GPIO_OUT_REG(offset),  in bd70528_direction_output()
128 static int bd70528_gpio_get_o(struct bd70528_gpio *bdgpio, unsigned int offset)  in bd70528_gpio_get_o()  argument
133 	ret = regmap_read(bdgpio->regmap, GPIO_OUT_REG(offset), &val);  in bd70528_gpio_get_o()
137 		dev_err(bdgpio->dev, "GPIO (out) state read failed\n");  in bd70528_gpio_get_o()
142 static int bd70528_gpio_get_i(struct bd70528_gpio *bdgpio, unsigned int offset)  in bd70528_gpio_get_i()  argument
147 	ret = regmap_read(bdgpio->regmap, BD70528_REG_GPIO_STATE, &val);  in bd70528_gpio_get_i()
152 		dev_err(bdgpio->dev, "GPIO (in) state read failed\n");  in bd70528_gpio_get_i()
160 	struct bd70528_gpio *bdgpio = gpiochip_get_data(chip);  in bd70528_gpio_get()  local
173 		ret = bd70528_gpio_get_o(bdgpio, offset);  in bd70528_gpio_get()
175 		ret = bd70528_gpio_get_i(bdgpio, offset);  in bd70528_gpio_get()
177 		dev_err(bdgpio->dev, "failed to read GPIO direction\n");  in bd70528_gpio_get()
185 	struct bd70528_gpio *bdgpio;  in bd70528_probe()  local
188 	bdgpio = devm_kzalloc(dev, sizeof(*bdgpio), GFP_KERNEL);  in bd70528_probe()
189 	if (!bdgpio)  in bd70528_probe()
191 	bdgpio->dev = dev;  in bd70528_probe()
192 	bdgpio->gpio.parent = dev->parent;  in bd70528_probe()
193 	bdgpio->gpio.label = "bd70528-gpio";  in bd70528_probe()
194 	bdgpio->gpio.owner = THIS_MODULE;  in bd70528_probe()
195 	bdgpio->gpio.get_direction = bd70528_get_direction;  in bd70528_probe()
196 	bdgpio->gpio.direction_input = bd70528_direction_input;  in bd70528_probe()
197 	bdgpio->gpio.direction_output = bd70528_direction_output;  in bd70528_probe()
198 	bdgpio->gpio.set_config = bd70528_gpio_set_config;  in bd70528_probe()
199 	bdgpio->gpio.can_sleep = true;  in bd70528_probe()
200 	bdgpio->gpio.get = bd70528_gpio_get;  in bd70528_probe()
201 	bdgpio->gpio.set = bd70528_gpio_set;  in bd70528_probe()
202 	bdgpio->gpio.ngpio = 4;  in bd70528_probe()
203 	bdgpio->gpio.base = -1;  in bd70528_probe()
205 	bdgpio->gpio.of_node = dev->parent->of_node;  in bd70528_probe()
207 	bdgpio->regmap = dev_get_regmap(dev->parent, NULL);  in bd70528_probe()
208 	if (!bdgpio->regmap)  in bd70528_probe()
211 	ret = devm_gpiochip_add_data(dev, &bdgpio->gpio, bdgpio);  in bd70528_probe()